diff options
Diffstat (limited to 'examples')
40 files changed, 0 insertions, 5406 deletions
diff --git a/examples/Makefile.am b/examples/Makefile.am deleted file mode 100644 index 323ced50..00000000 --- a/examples/Makefile.am +++ /dev/null @@ -1,14 +0,0 @@ -if HAVE_GTK -GTK_EXAMPLES=scaletempo -else -GTK_EXAMPLES= -endif - -if USE_DIRECTFB -DIRECTFB_DIR=directfb -else -DIRECTFB_DIR= -endif - -SUBDIRS= $(DIRECTFB_DIR) $(GTK_EXAMPLES) switch -DIST_SUBDIRS= directfb switch scaletempo diff --git a/examples/app/.gitignore b/examples/app/.gitignore deleted file mode 100644 index 8a2c7615..00000000 --- a/examples/app/.gitignore +++ /dev/null @@ -1,6 +0,0 @@ -appsrc_ex -appsrc-ra -appsrc-seekable -appsrc-stream -appsrc-stream2 -appsink-src diff --git a/examples/app/Makefile.am b/examples/app/Makefile.am deleted file mode 100644 index 4f3df777..00000000 --- a/examples/app/Makefile.am +++ /dev/null @@ -1,32 +0,0 @@ - -noinst_PROGRAMS = appsrc_ex appsrc-stream appsrc-stream2 appsrc-ra \ - appsrc-seekable appsink-src - -appsrc_ex_SOURCES = appsrc_ex.c -appsrc_ex_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -appsrc_ex_LDFLAGS = \ - $(GST_LIBS) \ - $(top_builddir)/gst-libs/gst/app/libgstapp-@GST_MAJORMINOR@.la - -appsrc_stream_SOURCES = appsrc-stream.c -appsrc_stream_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -appsrc_stream_LDFLAGS = $(GST_LIBS) - -appsrc_stream2_SOURCES = appsrc-stream2.c -appsrc_stream2_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -appsrc_stream2_LDFLAGS = $(GST_LIBS) - -appsrc_ra_SOURCES = appsrc-ra.c -appsrc_ra_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -appsrc_ra_LDFLAGS = $(GST_LIBS) - -appsrc_seekable_SOURCES = appsrc-seekable.c -appsrc_seekable_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -appsrc_seekable_LDFLAGS = $(GST_LIBS) - -appsink_src_SOURCES = appsink-src.c -appsink_src_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -appsink_src_LDFLAGS = \ - $(GST_LIBS) \ - $(top_builddir)/gst-libs/gst/app/libgstapp-@GST_MAJORMINOR@.la - diff --git a/examples/app/appsink-src.c b/examples/app/appsink-src.c deleted file mode 100644 index a92dfb51..00000000 --- a/examples/app/appsink-src.c +++ /dev/null @@ -1,192 +0,0 @@ -#include <gst/gst.h> - -#include <string.h> - -#include <gst/app/gstappsrc.h> -#include <gst/app/gstappsink.h> -#include <gst/app/gstappbuffer.h> - -/* these are the caps we are going to pass through the appsink and appsrc */ -const gchar *audio_caps = - "audio/x-raw-int,channels=1,rate=8000,signed=(boolean)true,width=16,depth=16,endianness=1234"; - -typedef struct -{ - GMainLoop *loop; - GstElement *source; - GstElement *sink; -} ProgramData; - -/* called when the appsink notifies us that there is a new buffer ready for - * processing */ -static void -on_new_buffer_from_source (GstElement * elt, ProgramData * data) -{ - guint size; - gpointer raw_buffer; - GstBuffer *app_buffer, *buffer; - GstElement *source; - - /* get the buffer from appsink */ - buffer = gst_app_sink_pull_buffer (GST_APP_SINK (elt)); - - /* turn it into an app buffer, it's not really needed, we could simply push - * the retrieved buffer from appsink into appsrc just fine. */ - size = GST_BUFFER_SIZE (buffer); - g_print ("Pushing a buffer of size %d\n", size); - raw_buffer = g_malloc0 (size); - memcpy (raw_buffer, GST_BUFFER_DATA (buffer), size); - app_buffer = gst_app_buffer_new (raw_buffer, size, g_free, raw_buffer); - - /* newer basesrc will set caps for use automatically but it does not really - * hurt to set it on the buffer again */ - gst_buffer_set_caps (app_buffer, GST_BUFFER_CAPS (buffer)); - - /* we don't need the appsink buffer anymore */ - gst_buffer_unref (buffer); - - /* get source an push new buffer */ - source = gst_bin_get_by_name (GST_BIN (data->sink), "testsource"); - gst_app_src_push_buffer (GST_APP_SRC (source), app_buffer); -} - -/* called when we get a GstMessage from the source pipeline when we get EOS, we - * notify the appsrc of it. */ -static gboolean -on_source_message (GstBus * bus, GstMessage * message, ProgramData * data) -{ - GstElement *source; - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_EOS: - g_print ("The source got dry\n"); - source = gst_bin_get_by_name (GST_BIN (data->sink), "testsource"); - gst_app_src_end_of_stream (GST_APP_SRC (source)); - break; - case GST_MESSAGE_ERROR: - g_print ("Received error\n"); - g_main_loop_quit (data->loop); - break; - default: - break; - } - return TRUE; -} - -/* called when we get a GstMessage from the sink pipeline when we get EOS, we - * exit the mainloop and this testapp. */ -static gboolean -on_sink_message (GstBus * bus, GstMessage * message, ProgramData * data) -{ - /* nil */ - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_EOS: - g_print ("Finished playback\n"); - g_main_loop_quit (data->loop); - break; - case GST_MESSAGE_ERROR: - g_print ("Received error\n"); - g_main_loop_quit (data->loop); - break; - default: - break; - } - return TRUE; -} - -int -main (int argc, char *argv[]) -{ - gchar *filename = NULL; - ProgramData *data = NULL; - gchar *string = NULL; - GstBus *bus = NULL; - GstElement *testsink = NULL; - GstElement *testsource = NULL; - - gst_init (&argc, &argv); - - if (argc == 2) - filename = g_strdup (argv[1]); - else - filename = g_strdup ("/usr/share/sounds/ekiga/ring.wav"); - - data = g_new0 (ProgramData, 1); - - data->loop = g_main_loop_new (NULL, FALSE); - - /* setting up source pipeline, we read from a file and convert to our desired - * caps. */ - string = - g_strdup_printf - ("filesrc location=\"%s\" ! wavparse ! audioconvert ! audioresample ! appsink caps=\"%s\" name=testsink", - filename, audio_caps); - g_free (filename); - data->source = gst_parse_launch (string, NULL); - g_free (string); - - if (data->source == NULL) { - g_print ("Bad source\n"); - return -1; - } - - /* to be notified of messages from this pipeline, mostly EOS */ - bus = gst_element_get_bus (data->source); - gst_bus_add_watch (bus, (GstBusFunc) on_source_message, data); - gst_object_unref (bus); - - /* we use appsink in push mode, it sends us a signal when data is available - * and we pull out the data in the signal callback. We want the appsink to - * push as fast as it can, hence the sync=false */ - testsink = gst_bin_get_by_name (GST_BIN (data->source), "testsink"); - g_object_set (G_OBJECT (testsink), "emit-signals", TRUE, "sync", FALSE, NULL); - g_signal_connect (testsink, "new-buffer", - G_CALLBACK (on_new_buffer_from_source), data); - gst_object_unref (testsink); - - /* setting up sink pipeline, we push audio data into this pipeline that will - * then play it back using the default audio sink. We have no blocking - * behaviour on the src which means that we will push the entire file into - * memory. */ - string = - g_strdup_printf ("appsrc name=testsource caps=\"%s\" ! autoaudiosink", - audio_caps); - data->sink = gst_parse_launch (string, NULL); - g_free (string); - - if (data->sink == NULL) { - g_print ("Bad sink\n"); - return -1; - } - - testsource = gst_bin_get_by_name (GST_BIN (data->sink), "testsource"); - /* configure for time-based format */ - g_object_set (testsource, "format", GST_FORMAT_TIME, NULL); - /* uncomment the next line to block when appsrc has buffered enough */ - /* g_object_set (testsource, "block", TRUE, NULL); */ - gst_object_unref (testsource); - - bus = gst_element_get_bus (data->sink); - gst_bus_add_watch (bus, (GstBusFunc) on_sink_message, data); - gst_object_unref (bus); - - /* launching things */ - gst_element_set_state (data->sink, GST_STATE_PLAYING); - gst_element_set_state (data->source, GST_STATE_PLAYING); - - /* let's run !, this loop will quit when the sink pipeline goes EOS or when an - * error occurs in the source or sink pipelines. */ - g_print ("Let's run!\n"); - g_main_loop_run (data->loop); - g_print ("Going out\n"); - - gst_element_set_state (data->source, GST_STATE_NULL); - gst_element_set_state (data->sink, GST_STATE_NULL); - - gst_object_unref (data->source); - gst_object_unref (data->sink); - g_main_loop_unref (data->loop); - g_free (data); - - return 0; -} diff --git a/examples/app/appsrc-ra.c b/examples/app/appsrc-ra.c deleted file mode 100644 index aa4962fe..00000000 --- a/examples/app/appsrc-ra.c +++ /dev/null @@ -1,223 +0,0 @@ -/* GStreamer - * - * appsrc-ra.c: example for using appsrc in random-access mode. - * - * Copyright (C) 2008 Wim Taymans <wim.taymans@gmail.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -GST_DEBUG_CATEGORY (appsrc_playbin_debug); -#define GST_CAT_DEFAULT appsrc_playbin_debug - -/* - * an example application of using appsrc in random-access mode. When the - * appsrc requests data with the need-data signal, we retrieve a buffer of the - * requested size and push it to appsrc. - * - * This is a good example how one would deal with a local file resource. - * - * Appsrc in random-access mode needs seeking support and we must thus connect - * to the seek signal to perform any seeks when requested. - * - * In random-access mode we must set the size of the source material. - */ -typedef struct _App App; - -struct _App -{ - GstElement *playbin; - GstElement *appsrc; - - GMainLoop *loop; - - GMappedFile *file; - guint8 *data; - gsize length; - guint64 offset; -}; - -App s_app; - -/* This method is called by the need-data signal callback, we feed data into the - * appsrc with the requested size. - */ -static void -feed_data (GstElement * appsrc, guint size, App * app) -{ - GstBuffer *buffer; - GstFlowReturn ret; - - buffer = gst_buffer_new (); - - if (app->offset >= app->length) { - /* we are EOS, send end-of-stream */ - g_signal_emit_by_name (app->appsrc, "end-of-stream", &ret); - return; - } - - /* read the amount of data, we are allowed to return less if we are EOS */ - if (app->offset + size > app->length) - size = app->length - app->offset; - - GST_BUFFER_DATA (buffer) = app->data + app->offset; - GST_BUFFER_SIZE (buffer) = size; - /* we need to set an offset for random access */ - GST_BUFFER_OFFSET (buffer) = app->offset; - GST_BUFFER_OFFSET_END (buffer) = app->offset + size; - - GST_DEBUG ("feed buffer %p, offset %" G_GUINT64_FORMAT "-%u", buffer, - app->offset, size); - g_signal_emit_by_name (app->appsrc, "push-buffer", buffer, &ret); - gst_buffer_unref (buffer); - - app->offset += size; - - return; -} - -/* called when appsrc wants us to return data from a new position with the next - * call to push-buffer. */ -static gboolean -seek_data (GstElement * appsrc, guint64 position, App * app) -{ - GST_DEBUG ("seek to offset %" G_GUINT64_FORMAT, position); - app->offset = position; - - return TRUE; -} - -/* this callback is called when playbin2 has constructed a source object to read - * from. Since we provided the appsrc:// uri to playbin2, this will be the - * appsrc that we must handle. We set up some signals to push data into appsrc - * and one to perform a seek. */ -static void -found_source (GObject * object, GObject * orig, GParamSpec * pspec, App * app) -{ - /* get a handle to the appsrc */ - g_object_get (orig, pspec->name, &app->appsrc, NULL); - - GST_DEBUG ("got appsrc %p", app->appsrc); - - /* we can set the length in appsrc. This allows some elements to estimate the - * total duration of the stream. It's a good idea to set the property when you - * can but it's not required. */ - g_object_set (app->appsrc, "size", app->length, NULL); - g_object_set (app->appsrc, "stream-type", 2, NULL); - - /* configure the appsrc, we will push a buffer to appsrc when it needs more - * data */ - g_signal_connect (app->appsrc, "need-data", G_CALLBACK (feed_data), app); - g_signal_connect (app->appsrc, "seek-data", G_CALLBACK (seek_data), app); -} - -static gboolean -bus_message (GstBus * bus, GstMessage * message, App * app) -{ - GST_DEBUG ("got message %s", - gst_message_type_get_name (GST_MESSAGE_TYPE (message))); - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_ERROR: - g_error ("received error"); - g_main_loop_quit (app->loop); - break; - case GST_MESSAGE_EOS: - g_main_loop_quit (app->loop); - break; - default: - break; - } - return TRUE; -} - -int -main (int argc, char *argv[]) -{ - App *app = &s_app; - GError *error = NULL; - GstBus *bus; - - gst_init (&argc, &argv); - - GST_DEBUG_CATEGORY_INIT (appsrc_playbin_debug, "appsrc-playbin", 0, - "appsrc playbin example"); - - if (argc < 2) { - g_print ("usage: %s <filename>\n", argv[0]); - return -1; - } - - /* try to open the file as an mmapped file */ - app->file = g_mapped_file_new (argv[1], FALSE, &error); - if (error) { - g_print ("failed to open file: %s\n", error->message); - g_error_free (error); - return -2; - } - /* get some vitals, this will be used to read data from the mmapped file and - * feed it to appsrc. */ - app->length = g_mapped_file_get_length (app->file); - app->data = (guint8 *) g_mapped_file_get_contents (app->file); - app->offset = 0; - - /* create a mainloop to get messages */ - app->loop = g_main_loop_new (NULL, TRUE); - - app->playbin = gst_element_factory_make ("playbin2", NULL); - g_assert (app->playbin); - - bus = gst_pipeline_get_bus (GST_PIPELINE (app->playbin)); - - /* add watch for messages */ - gst_bus_add_watch (bus, (GstBusFunc) bus_message, app); - - /* set to read from appsrc */ - g_object_set (app->playbin, "uri", "appsrc://", NULL); - - /* get notification when the source is created so that we get a handle to it - * and can configure it */ - g_signal_connect (app->playbin, "deep-notify::source", - (GCallback) found_source, app); - - /* go to playing and wait in a mainloop. */ - gst_element_set_state (app->playbin, GST_STATE_PLAYING); - - /* this mainloop is stopped when we receive an error or EOS */ - g_main_loop_run (app->loop); - - GST_DEBUG ("stopping"); - - gst_element_set_state (app->playbin, GST_STATE_NULL); - - /* free the file */ - g_mapped_file_free (app->file); - - gst_object_unref (bus); - g_main_loop_unref (app->loop); - - return 0; -} diff --git a/examples/app/appsrc-seekable.c b/examples/app/appsrc-seekable.c deleted file mode 100644 index 7137d13e..00000000 --- a/examples/app/appsrc-seekable.c +++ /dev/null @@ -1,229 +0,0 @@ -/* GStreamer - * - * appsrc-seekable.c: example for using appsrc in seekable mode. - * - * Copyright (C) 2008 Wim Taymans <wim.taymans@gmail.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -GST_DEBUG_CATEGORY (appsrc_playbin_debug); -#define GST_CAT_DEFAULT appsrc_playbin_debug - -/* - * an example application of using appsrc in seekable mode. When the - * appsrc requests data with the need-data signal, we retrieve a buffer and - * push it to appsrc. We can also use the method as demonstrated in - * appsrc-stream.c, ie. pushing buffers when we can. - * - * This is a good example how one would deal with a remote http server that - * supports range requests. - * - * Appsrc in seekable mode needs seeking support and we must thus connect - * to the seek signal to perform any seeks when requested. - * - * In seekable mode we should set the size of the source material. - */ -typedef struct _App App; - -struct _App -{ - GstElement *playbin; - GstElement *appsrc; - - GMainLoop *loop; - - GMappedFile *file; - guint8 *data; - gsize length; - guint64 offset; -}; - -App s_app; - -#define CHUNK_SIZE 4096 - -/* This method is called by the need-data signal callback, we feed data into the - * appsrc with an arbitrary size. - */ -static void -feed_data (GstElement * appsrc, guint size, App * app) -{ - GstBuffer *buffer; - guint len; - GstFlowReturn ret; - - buffer = gst_buffer_new (); - - if (app->offset >= app->length) { - /* we are EOS, send end-of-stream */ - g_signal_emit_by_name (app->appsrc, "end-of-stream", &ret); - return; - } - - /* read any amount of data, we are allowed to return less if we are EOS */ - len = CHUNK_SIZE; - if (app->offset + len > app->length) - len = app->length - app->offset; - - GST_BUFFER_DATA (buffer) = app->data + app->offset; - GST_BUFFER_SIZE (buffer) = len; - - GST_DEBUG ("feed buffer %p, offset %" G_GUINT64_FORMAT "-%u", buffer, - app->offset, len); - g_signal_emit_by_name (app->appsrc, "push-buffer", buffer, &ret); - gst_buffer_unref (buffer); - - app->offset += len; - - return; -} - -/* called when appsrc wants us to return data from a new position with the next - * call to push-buffer. */ -static gboolean -seek_data (GstElement * appsrc, guint64 position, App * app) -{ - GST_DEBUG ("seek to offset %" G_GUINT64_FORMAT, position); - app->offset = position; - - return TRUE; -} - -/* this callback is called when playbin2 has constructed a source object to read - * from. Since we provided the appsrc:// uri to playbin2, this will be the - * appsrc that we must handle. We set up some signals to push data into appsrc - * and one to perform a seek. */ -static void -found_source (GObject * object, GObject * orig, GParamSpec * pspec, App * app) -{ - /* get a handle to the appsrc */ - g_object_get (orig, pspec->name, &app->appsrc, NULL); - - GST_DEBUG ("got appsrc %p", app->appsrc); - - /* we can set the length in appsrc. This allows some elements to estimate the - * total duration of the stream. It's a good idea to set the property when you - * can but it's not required. */ - g_object_set (app->appsrc, "size", app->length, NULL); - /* we are seekable in push mode, this means that the element usually pushes - * out buffers of an undefined size and that seeks happen only occasionally - * and only by request of the user. */ - g_object_set (app->appsrc, "stream-type", 1, NULL); - - /* configure the appsrc, we will push a buffer to appsrc when it needs more - * data */ - g_signal_connect (app->appsrc, "need-data", G_CALLBACK (feed_data), app); - g_signal_connect (app->appsrc, "seek-data", G_CALLBACK (seek_data), app); -} - -static gboolean -bus_message (GstBus * bus, GstMessage * message, App * app) -{ - GST_DEBUG ("got message %s", - gst_message_type_get_name (GST_MESSAGE_TYPE (message))); - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_ERROR: - g_error ("received error"); - g_main_loop_quit (app->loop); - break; - case GST_MESSAGE_EOS: - g_main_loop_quit (app->loop); - break; - default: - break; - } - return TRUE; -} - -int -main (int argc, char *argv[]) -{ - App *app = &s_app; - GError *error = NULL; - GstBus *bus; - - gst_init (&argc, &argv); - - GST_DEBUG_CATEGORY_INIT (appsrc_playbin_debug, "appsrc-playbin", 0, - "appsrc playbin example"); - - if (argc < 2) { - g_print ("usage: %s <filename>\n", argv[0]); - return -1; - } - - /* try to open the file as an mmapped file */ - app->file = g_mapped_file_new (argv[1], FALSE, &error); - if (error) { - g_print ("failed to open file: %s\n", error->message); - g_error_free (error); - return -2; - } - /* get some vitals, this will be used to read data from the mmapped file and - * feed it to appsrc. */ - app->length = g_mapped_file_get_length (app->file); - app->data = (guint8 *) g_mapped_file_get_contents (app->file); - app->offset = 0; - - /* create a mainloop to get messages */ - app->loop = g_main_loop_new (NULL, TRUE); - - app->playbin = gst_element_factory_make ("playbin2", NULL); - g_assert (app->playbin); - - bus = gst_pipeline_get_bus (GST_PIPELINE (app->playbin)); - - /* add watch for messages */ - gst_bus_add_watch (bus, (GstBusFunc) bus_message, app); - - /* set to read from appsrc */ - g_object_set (app->playbin, "uri", "appsrc://", NULL); - - /* get notification when the source is created so that we get a handle to it - * and can configure it */ - g_signal_connect (app->playbin, "deep-notify::source", - (GCallback) found_source, app); - - /* go to playing and wait in a mainloop. */ - gst_element_set_state (app->playbin, GST_STATE_PLAYING); - - /* this mainloop is stopped when we receive an error or EOS */ - g_main_loop_run (app->loop); - - GST_DEBUG ("stopping"); - - gst_element_set_state (app->playbin, GST_STATE_NULL); - - /* free the file */ - g_mapped_file_free (app->file); - - gst_object_unref (bus); - g_main_loop_unref (app->loop); - - return 0; -} diff --git a/examples/app/appsrc-stream.c b/examples/app/appsrc-stream.c deleted file mode 100644 index 870d707c..00000000 --- a/examples/app/appsrc-stream.c +++ /dev/null @@ -1,249 +0,0 @@ -/* GStreamer - * - * appsrc-stream.c: example for using appsrc in streaming mode. - * - * Copyright (C) 2008 Wim Taymans <wim.taymans@gmail.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -GST_DEBUG_CATEGORY (appsrc_playbin_debug); -#define GST_CAT_DEFAULT appsrc_playbin_debug - -/* - * an example application of using appsrc in streaming push mode. We simply push - * buffers into appsrc. The size of the buffers we push can be any size we - * choose. - * - * This example is very close to how one would deal with a streaming webserver - * that does not support range requests or does not report the total file size. - * - * Some optimisations are done so that we don't push too much data. We connect - * to the need-data and enough-data signals to start/stop sending buffers. - * - * Appsrc in streaming mode (the default) does not support seeking so we don't - * have to handle any seek callbacks. - * - * Some formats are able to estimate the duration of the media file based on the - * file length (mp3, mpeg,..), others report an unknown length (ogg,..). - */ -typedef struct _App App; - -struct _App -{ - GstElement *playbin; - GstElement *appsrc; - - GMainLoop *loop; - guint sourceid; - - GMappedFile *file; - guint8 *data; - gsize length; - guint64 offset; -}; - -App s_app; - -#define CHUNK_SIZE 4096 - -/* This method is called by the idle GSource in the mainloop. We feed CHUNK_SIZE - * bytes into appsrc. - * The ide handler is added to the mainloop when appsrc requests us to start - * sending data (need-data signal) and is removed when appsrc has enough data - * (enough-data signal). - */ -static gboolean -read_data (App * app) -{ - GstBuffer *buffer; - guint len; - GstFlowReturn ret; - - buffer = gst_buffer_new (); - - if (app->offset >= app->length) { - /* we are EOS, send end-of-stream and remove the source */ - g_signal_emit_by_name (app->appsrc, "end-of-stream", &ret); - return FALSE; - } - - /* read the next chunk */ - len = CHUNK_SIZE; - if (app->offset + len > app->length) - len = app->length - app->offset; - - GST_BUFFER_DATA (buffer) = app->data + app->offset; - GST_BUFFER_SIZE (buffer) = len; - - GST_DEBUG ("feed buffer %p, offset %" G_GUINT64_FORMAT "-%u", buffer, - app->offset, len); - g_signal_emit_by_name (app->appsrc, "push-buffer", buffer, &ret); - gst_buffer_unref (buffer); - if (ret != GST_FLOW_OK) { - /* some error, stop sending data */ - return FALSE; - } - - app->offset += len; - - return TRUE; -} - -/* This signal callback is called when appsrc needs data, we add an idle handler - * to the mainloop to start pushing data into the appsrc */ -static void -start_feed (GstElement * playbin, guint size, App * app) -{ - if (app->sourceid == 0) { - GST_DEBUG ("start feeding"); - app->sourceid = g_idle_add ((GSourceFunc) read_data, app); - } -} - -/* This callback is called when appsrc has enough data and we can stop sending. - * We remove the idle handler from the mainloop */ -static void -stop_feed (GstElement * playbin, App * app) -{ - if (app->sourceid != 0) { - GST_DEBUG ("stop feeding"); - g_source_remove (app->sourceid); - app->sourceid = 0; - } -} - -/* this callback is called when playbin2 has constructed a source object to read - * from. Since we provided the appsrc:// uri to playbin2, this will be the - * appsrc that we must handle. We set up some signals to start and stop pushing - * data into appsrc */ -static void -found_source (GObject * object, GObject * orig, GParamSpec * pspec, App * app) -{ - /* get a handle to the appsrc */ - g_object_get (orig, pspec->name, &app->appsrc, NULL); - - GST_DEBUG ("got appsrc %p", app->appsrc); - - /* we can set the length in appsrc. This allows some elements to estimate the - * total duration of the stream. It's a good idea to set the property when you - * can but it's not required. */ - g_object_set (app->appsrc, "size", app->length, NULL); - - /* configure the appsrc, we will push data into the appsrc from the - * mainloop. */ - g_signal_connect (app->appsrc, "need-data", G_CALLBACK (start_feed), app); - g_signal_connect (app->appsrc, "enough-data", G_CALLBACK (stop_feed), app); -} - -static gboolean -bus_message (GstBus * bus, GstMessage * message, App * app) -{ - GST_DEBUG ("got message %s", - gst_message_type_get_name (GST_MESSAGE_TYPE (message))); - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_ERROR: - g_error ("received error"); - g_main_loop_quit (app->loop); - break; - case GST_MESSAGE_EOS: - g_main_loop_quit (app->loop); - break; - default: - break; - } - return TRUE; -} - -int -main (int argc, char *argv[]) -{ - App *app = &s_app; - GError *error = NULL; - GstBus *bus; - - gst_init (&argc, &argv); - - GST_DEBUG_CATEGORY_INIT (appsrc_playbin_debug, "appsrc-playbin", 0, - "appsrc playbin example"); - - if (argc < 2) { - g_print ("usage: %s <filename>\n", argv[0]); - return -1; - } - - /* try to open the file as an mmapped file */ - app->file = g_mapped_file_new (argv[1], FALSE, &error); - if (error) { - g_print ("failed to open file: %s\n", error->message); - g_error_free (error); - return -2; - } - /* get some vitals, this will be used to read data from the mmapped file and - * feed it to appsrc. */ - app->length = g_mapped_file_get_length (app->file); - app->data = (guint8 *) g_mapped_file_get_contents (app->file); - app->offset = 0; - - /* create a mainloop to get messages and to handle the idle handler that will - * feed data to appsrc. */ - app->loop = g_main_loop_new (NULL, TRUE); - - app->playbin = gst_element_factory_make ("playbin2", NULL); - g_assert (app->playbin); - - bus = gst_pipeline_get_bus (GST_PIPELINE (app->playbin)); - - /* add watch for messages */ - gst_bus_add_watch (bus, (GstBusFunc) bus_message, app); - - /* set to read from appsrc */ - g_object_set (app->playbin, "uri", "appsrc://", NULL); - - /* get notification when the source is created so that we get a handle to it - * and can configure it */ - g_signal_connect (app->playbin, "deep-notify::source", - (GCallback) found_source, app); - - /* go to playing and wait in a mainloop. */ - gst_element_set_state (app->playbin, GST_STATE_PLAYING); - - /* this mainloop is stopped when we receive an error or EOS */ - g_main_loop_run (app->loop); - - GST_DEBUG ("stopping"); - - gst_element_set_state (app->playbin, GST_STATE_NULL); - - /* free the file */ - g_mapped_file_free (app->file); - - gst_object_unref (bus); - g_main_loop_unref (app->loop); - - return 0; -} diff --git a/examples/app/appsrc-stream2.c b/examples/app/appsrc-stream2.c deleted file mode 100644 index 866b0504..00000000 --- a/examples/app/appsrc-stream2.c +++ /dev/null @@ -1,219 +0,0 @@ -/* GStreamer - * - * appsrc-stream2.c: example for using appsrc in streaming mode. - * - * Copyright (C) 2008 Wim Taymans <wim.taymans@gmail.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -GST_DEBUG_CATEGORY (appsrc_playbin_debug); -#define GST_CAT_DEFAULT appsrc_playbin_debug - -/* - * an example application of using appsrc in streaming pull mode. When the - * appsrc request data with the need-data signal, we retrieve a buffer of an - * arbitrary size and push it to appsrc. - * - * This example keeps the internal buffer queue of appsrc to a minimal size, - * only feeding data to appsrc when needed. - * - * This is a good example how one would deal with a live resource, such as a udp - * socket where one would feed the most recently acquired buffer to appsrc. - * - * Usually one would timestamp the buffers with the running_time of the - * pipeline or configure the appsrc to do timestamping by setting the - * do-timestamp property to TRUE. - * - * Appsrc in streaming mode (the default) does not support seeking so we don't - * have to handle any seek callbacks. - * - * Some formats are able to estimate the duration of the media file based on the - * file length (mp3, mpeg,..), others report an unknown length (ogg,..). - */ -typedef struct _App App; - -struct _App -{ - GstElement *playbin; - GstElement *appsrc; - - GMainLoop *loop; - - GMappedFile *file; - guint8 *data; - gsize length; - guint64 offset; -}; - -App s_app; - -#define CHUNK_SIZE 4096 - -/* This method is called by the need-data signal callback, we feed data into the - * appsrc. - */ -static void -feed_data (GstElement * appsrc, guint size, App * app) -{ - GstBuffer *buffer; - guint len; - GstFlowReturn ret; - - buffer = gst_buffer_new (); - - if (app->offset >= app->length) { - /* we are EOS, send end-of-stream */ - g_signal_emit_by_name (app->appsrc, "end-of-stream", &ret); - return; - } - - /* read the next chunk */ - len = CHUNK_SIZE; - if (app->offset + len > app->length) - len = app->length - app->offset; - - GST_BUFFER_DATA (buffer) = app->data + app->offset; - GST_BUFFER_SIZE (buffer) = len; - - GST_DEBUG ("feed buffer %p, offset %" G_GUINT64_FORMAT "-%u", buffer, - app->offset, len); - g_signal_emit_by_name (app->appsrc, "push-buffer", buffer, &ret); - gst_buffer_unref (buffer); - - app->offset += len; - - return; -} - -/* this callback is called when playbin2 has constructed a source object to read - * from. Since we provided the appsrc:// uri to playbin2, this will be the - * appsrc that we must handle. We set up a signals to push data into appsrc. */ -static void -found_source (GObject * object, GObject * orig, GParamSpec * pspec, App * app) -{ - /* get a handle to the appsrc */ - g_object_get (orig, pspec->name, &app->appsrc, NULL); - - GST_DEBUG ("got appsrc %p", app->appsrc); - - /* we can set the length in appsrc. This allows some elements to estimate the - * total duration of the stream. It's a good idea to set the property when you - * can but it's not required. */ - g_object_set (app->appsrc, "size", app->length, NULL); - - /* configure the appsrc, we will push a buffer to appsrc when it needs more - * data */ - g_signal_connect (app->appsrc, "need-data", G_CALLBACK (feed_data), app); -} - -static gboolean -bus_message (GstBus * bus, GstMessage * message, App * app) -{ - GST_DEBUG ("got message %s", - gst_message_type_get_name (GST_MESSAGE_TYPE (message))); - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_ERROR: - g_error ("received error"); - g_main_loop_quit (app->loop); - break; - case GST_MESSAGE_EOS: - g_main_loop_quit (app->loop); - break; - default: - break; - } - return TRUE; -} - -int -main (int argc, char *argv[]) -{ - App *app = &s_app; - GError *error = NULL; - GstBus *bus; - - gst_init (&argc, &argv); - - GST_DEBUG_CATEGORY_INIT (appsrc_playbin_debug, "appsrc-playbin", 0, - "appsrc playbin example"); - - if (argc < 2) { - g_print ("usage: %s <filename>\n", argv[0]); - return -1; - } - - /* try to open the file as an mmapped file */ - app->file = g_mapped_file_new (argv[1], FALSE, &error); - if (error) { - g_print ("failed to open file: %s\n", error->message); - g_error_free (error); - return -2; - } - /* get some vitals, this will be used to read data from the mmapped file and - * feed it to appsrc. */ - app->length = g_mapped_file_get_length (app->file); - app->data = (guint8 *) g_mapped_file_get_contents (app->file); - app->offset = 0; - - /* create a mainloop to get messages */ - app->loop = g_main_loop_new (NULL, TRUE); - - app->playbin = gst_element_factory_make ("playbin2", NULL); - g_assert (app->playbin); - - bus = gst_pipeline_get_bus (GST_PIPELINE (app->playbin)); - - /* add watch for messages */ - gst_bus_add_watch (bus, (GstBusFunc) bus_message, app); - - /* set to read from appsrc */ - g_object_set (app->playbin, "uri", "appsrc://", NULL); - - /* get notification when the source is created so that we get a handle to it - * and can configure it */ - g_signal_connect (app->playbin, "deep-notify::source", - (GCallback) found_source, app); - - /* go to playing and wait in a mainloop. */ - gst_element_set_state (app->playbin, GST_STATE_PLAYING); - - /* this mainloop is stopped when we receive an error or EOS */ - g_main_loop_run (app->loop); - - GST_DEBUG ("stopping"); - - gst_element_set_state (app->playbin, GST_STATE_NULL); - - /* free the file */ - g_mapped_file_free (app->file); - - gst_object_unref (bus); - g_main_loop_unref (app->loop); - - return 0; -} diff --git a/examples/app/appsrc_ex.c b/examples/app/appsrc_ex.c deleted file mode 100644 index bc629fb0..00000000 --- a/examples/app/appsrc_ex.c +++ /dev/null @@ -1,89 +0,0 @@ - - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> -#include <gst/app/gstappsrc.h> -#include <gst/app/gstappbuffer.h> -#include <gst/app/gstappsink.h> - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - - -typedef struct _App App; -struct _App -{ - GstElement *pipe; - GstElement *src; - GstElement *id; - GstElement *sink; -}; - -App s_app; - -static void dont_eat_my_chicken_wings (void *priv); - -int -main (int argc, char *argv[]) -{ - App *app = &s_app; - int i; - - gst_init (&argc, &argv); - - app->pipe = gst_pipeline_new (NULL); - g_assert (app->pipe); - - app->src = gst_element_factory_make ("appsrc", NULL); - g_assert (app->src); - gst_bin_add (GST_BIN (app->pipe), app->src); - - app->id = gst_element_factory_make ("identity", NULL); - g_assert (app->id); - gst_bin_add (GST_BIN (app->pipe), app->id); - - app->sink = gst_element_factory_make ("appsink", NULL); - g_assert (app->sink); - gst_bin_add (GST_BIN (app->pipe), app->sink); - - gst_element_link (app->src, app->id); - gst_element_link (app->id, app->sink); - - gst_element_set_state (app->pipe, GST_STATE_PLAYING); - - for (i = 0; i < 10; i++) { - GstBuffer *buf; - void *data; - - data = malloc (100); - memset (data, i, 100); - - buf = gst_app_buffer_new (data, 100, dont_eat_my_chicken_wings, data); - printf ("%d: creating buffer for pointer %p, %p\n", i, data, buf); - gst_app_src_push_buffer (GST_APP_SRC (app->src), buf); - } - - gst_app_src_end_of_stream (GST_APP_SRC (app->src)); - - while (!gst_app_sink_is_eos (GST_APP_SINK (app->sink))) { - GstBuffer *buf; - - buf = gst_app_sink_pull_buffer (GST_APP_SINK (app->sink)); - printf ("retrieved buffer %p\n", buf); - gst_buffer_unref (buf); - } - gst_element_set_state (app->pipe, GST_STATE_NULL); - - return 0; -} - -static void -dont_eat_my_chicken_wings (void *priv) -{ - printf ("freeing buffer for pointer %p\n", priv); - free (priv); -} diff --git a/examples/capsfilter/Makefile.am b/examples/capsfilter/Makefile.am deleted file mode 100644 index f8562fee..00000000 --- a/examples/capsfilter/Makefile.am +++ /dev/null @@ -1,6 +0,0 @@ -noinst_PROGRAMS = capsfilter1 - -LDADD = $(GST_LIBS) -AM_CFLAGS = $(GST_CFLAGS) - - diff --git a/examples/capsfilter/capsfilter1.c b/examples/capsfilter/capsfilter1.c deleted file mode 100644 index a59f728e..00000000 --- a/examples/capsfilter/capsfilter1.c +++ /dev/null @@ -1,87 +0,0 @@ -#include <string.h> -#include <gst/gst.h> - -/* This app uses a filter to connect colorspace and videosink - * so that only RGB data can pass the connection, colorspace will use - * a converter to convert the I420 data to RGB. Without a filter, this - * connection would use the I420 format (assuming Xv is enabled) */ - -static void -new_pad_func (GstElement * element, GstPad * newpad, gpointer data) -{ - GstElement *pipeline = (GstElement *) data; - GstElement *queue = gst_bin_get_by_name (GST_BIN (pipeline), "queue"); - - if (!strcmp (gst_pad_get_name (newpad), "video_00")) { - gst_element_set_state (pipeline, GST_STATE_PAUSED); - gst_pad_link (newpad, gst_element_get_pad (queue, "sink")); - gst_element_set_state (pipeline, GST_STATE_PLAYING); - } -} - -gint -main (gint argc, gchar * argv[]) -{ - GstElement *pipeline; - GstElement *filesrc; - GstElement *demux; - GstElement *thread; - GstElement *queue; - GstElement *mpeg2dec; - GstElement *colorspace; - GstElement *videosink; - gboolean res; - - gst_init (&argc, &argv); - - if (argc < 2) { - g_print ("usage: %s <mpeg1 system stream>\n", argv[0]); - return (-1); - } - - pipeline = gst_pipeline_new ("main_pipeline"); - filesrc = gst_element_factory_make ("filesrc", "filesrc"); - g_return_val_if_fail (filesrc, -1); - g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL); - demux = gst_element_factory_make ("mpegdemux", "demux"); - g_return_val_if_fail (demux, -1); - g_signal_connect (G_OBJECT (demux), "new_pad", G_CALLBACK (new_pad_func), - pipeline); - - thread = gst_thread_new ("thread"); - queue = gst_element_factory_make ("queue", "queue"); - mpeg2dec = gst_element_factory_make ("mpeg2dec", "mpeg2dec"); - g_return_val_if_fail (mpeg2dec, -1); - colorspace = gst_element_factory_make ("ffmpegcolorspace", "colorspace"); - g_return_val_if_fail (colorspace, -1); - videosink = gst_element_factory_make (DEFAULT_VIDEOSINK, "videosink"); - g_return_val_if_fail (videosink, -1); - - gst_bin_add (GST_BIN (pipeline), filesrc); - gst_bin_add (GST_BIN (pipeline), demux); - - gst_bin_add (GST_BIN (thread), queue); - gst_bin_add (GST_BIN (thread), mpeg2dec); - gst_bin_add (GST_BIN (thread), colorspace); - gst_bin_add (GST_BIN (thread), videosink); - gst_bin_add (GST_BIN (pipeline), thread); - - gst_element_link_pads (filesrc, "src", demux, "sink"); - gst_element_link_pads (queue, "src", mpeg2dec, "sink"); - gst_element_link_pads (mpeg2dec, "src", colorspace, "sink"); - /* force RGB data passing between colorspace and videosink */ - res = gst_element_link_pads_filtered (colorspace, "src", videosink, "sink", - gst_caps_new_simple ("video/x-raw-rgb", NULL)); - if (!res) { - g_print ("could not connect colorspace and videosink\n"); - return -1; - } - - gst_element_set_state (pipeline, GST_STATE_PLAYING); - - while (gst_bin_iterate (GST_BIN (pipeline))); - - gst_element_set_state (pipeline, GST_STATE_NULL); - - return 0; -} diff --git a/examples/directfb/.gitignore b/examples/directfb/.gitignore deleted file mode 100644 index 5faebe91..00000000 --- a/examples/directfb/.gitignore +++ /dev/null @@ -1 +0,0 @@ -gstdfb diff --git a/examples/directfb/Makefile.am b/examples/directfb/Makefile.am deleted file mode 100644 index 595a82ff..00000000 --- a/examples/directfb/Makefile.am +++ /dev/null @@ -1,9 +0,0 @@ -noinst_PROGRAMS = gstdfb - -gstdfb_SOURCES = gstdfb.c -gstdfb_CFLAGS = $(GST_CFLAGS) $(DIRECTFB_CFLAGS) -gstdfb_LDFLAGS = $(GST_LIBS) $(DIRECTFB_LIBS) - -EXTRA_DIST = \ - decker.ttf dfblogo.png - diff --git a/examples/directfb/decker.ttf b/examples/directfb/decker.ttf Binary files differdeleted file mode 100644 index 5e721cfd..00000000 --- a/examples/directfb/decker.ttf +++ /dev/null diff --git a/examples/directfb/dfblogo.png b/examples/directfb/dfblogo.png Binary files differdeleted file mode 100644 index 8b7d8833..00000000 --- a/examples/directfb/dfblogo.png +++ /dev/null diff --git a/examples/directfb/gstdfb.c b/examples/directfb/gstdfb.c deleted file mode 100644 index 675e5e23..00000000 --- a/examples/directfb/gstdfb.c +++ /dev/null @@ -1,514 +0,0 @@ -/* - (c) Copyright 2000-2002 convergence integrated media GmbH. - All rights reserved. - - Written by Denis Oliver Kropp <dok@directfb.org>, - Andreas Hundt <andi@fischlustig.de>, - Sven Neumann <neo@directfb.org> and - Julien Moutte <julien@moutte.net>. - - This file is subject to the terms and conditions of the MIT License: - - Permission is hereby granted, free of charge, to any person - obtaining a copy of this software and associated documentation - files (the "Software"), to deal in the Software without restriction, - including without limitation the rights to use, copy, modify, merge, - publish, distribute, sublicense, and/or sell copies of the Software, - and to permit persons to whom the Software is furnished to do so, - subject to the following conditions: - - The above copyright notice and this permission notice shall be - included in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY - CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <math.h> -#include <time.h> - -#include <directfb.h> -#include <gst/gst.h> -#include <string.h> - -/* macro for a safe call to DirectFB functions */ -#define DFBCHECK(x...) \ - { \ - err = x; \ - if (err != DFB_OK) { \ - fprintf( stderr, "%s <%d>:\n\t", __FILE__, __LINE__ ); \ - DirectFBErrorFatal( #x, err ); \ - } \ - } - -typedef struct -{ - const gchar *padname; - GstPad *target; - GstElement *bin; -} dyn_link; - -static inline long -myclock () -{ - struct timeval tv; - - gettimeofday (&tv, NULL); - return (tv.tv_sec * 1000 + tv.tv_usec / 1000); -} - -static void -dynamic_link (GstPadTemplate * templ, GstPad * newpad, gpointer data) -{ - dyn_link *connect = (dyn_link *) data; - - if (connect->padname == NULL || - !strcmp (gst_pad_get_name (newpad), connect->padname)) { - gst_pad_link (newpad, connect->target); - } -} - -static void -size_changed (GObject * obj, GParamSpec * pspec, IDirectFBWindow * window) -{ - GstPad *pad = GST_PAD (obj); - GstStructure *s; - GstCaps *caps; - - if (!(caps = gst_pad_get_negotiated_caps (pad))) - return; - - s = gst_caps_get_structure (caps, 0); - if (s) { - gint width, height; - - if (!(gst_structure_get_int (s, "width", &width) && - gst_structure_get_int (s, "height", &height))) - return; - - window->Resize (window, width, height); - } -} - -static void -setup_dynamic_link (GstElement * element, const gchar * padname, - GstPad * target, GstElement * bin) -{ - dyn_link *connect; - - connect = g_new0 (dyn_link, 1); - connect->padname = g_strdup (padname); - connect->target = target; - connect->bin = bin; - - g_signal_connect (G_OBJECT (element), "pad-added", G_CALLBACK (dynamic_link), - connect); -} - -int -main (int argc, char *argv[]) -{ - IDirectFB *dfb; - IDirectFBDisplayLayer *layer; - - IDirectFBImageProvider *provider; - IDirectFBVideoProvider *video_provider; - - IDirectFBSurface *bgsurface; - - IDirectFBWindow *window1; - IDirectFBWindow *window2; - IDirectFBWindow *window3; - IDirectFBSurface *window_surface1; - IDirectFBSurface *window_surface2; - IDirectFBSurface *window_surface3; - - GstElement *pipeline; - - IDirectFBEventBuffer *buffer; - - IDirectFBFont *font; - - DFBDisplayLayerConfig layer_config; - DFBGraphicsDeviceDescription gdesc; - DFBWindowID id1; - DFBWindowID id2; - DFBWindowID id3; - - int fontheight; - int err; - int quit = 0; - - - DFBCHECK (DirectFBInit (&argc, &argv)); - gst_init (&argc, &argv); - DFBCHECK (DirectFBCreate (&dfb)); - - dfb->GetDeviceDescription (dfb, &gdesc); - - DFBCHECK (dfb->GetDisplayLayer (dfb, DLID_PRIMARY, &layer)); - - layer->SetCooperativeLevel (layer, DLSCL_ADMINISTRATIVE); - - if (!((gdesc.blitting_flags & DSBLIT_BLEND_ALPHACHANNEL) && - (gdesc.blitting_flags & DSBLIT_BLEND_COLORALPHA))) { - layer_config.flags = DLCONF_BUFFERMODE; - layer_config.buffermode = DLBM_BACKSYSTEM; - - layer->SetConfiguration (layer, &layer_config); - } - - layer->GetConfiguration (layer, &layer_config); - layer->EnableCursor (layer, 1); - - { - DFBFontDescription desc; - - desc.flags = DFDESC_HEIGHT; - desc.height = layer_config.width / 50; - - DFBCHECK (dfb->CreateFont (dfb, "decker.ttf", &desc, &font)); - font->GetHeight (font, &fontheight); - } - - if (argc < 2 || - dfb->CreateVideoProvider (dfb, argv[1], &video_provider) != DFB_OK) { - video_provider = NULL; - } - - { - DFBSurfaceDescription desc; - - desc.flags = DSDESC_WIDTH | DSDESC_HEIGHT; - desc.width = layer_config.width; - desc.height = layer_config.height; - - DFBCHECK (dfb->CreateSurface (dfb, &desc, &bgsurface)); - - DFBCHECK (bgsurface->SetFont (bgsurface, font)); - - bgsurface->SetColor (bgsurface, 0xCF, 0xCF, 0xFF, 0xFF); - bgsurface->DrawString (bgsurface, - "Move the mouse over a window to activate it.", - -1, 0, 0, DSTF_LEFT | DSTF_TOP); - - bgsurface->SetColor (bgsurface, 0xCF, 0xDF, 0xCF, 0xFF); - bgsurface->DrawString (bgsurface, - "Press left mouse button and drag to move the window.", - -1, 0, fontheight, DSTF_LEFT | DSTF_TOP); - - bgsurface->SetColor (bgsurface, 0xCF, 0xEF, 0x9F, 0xFF); - bgsurface->DrawString (bgsurface, - "Press middle mouse button to raise/lower the window.", - -1, 0, fontheight * 2, DSTF_LEFT | DSTF_TOP); - - bgsurface->SetColor (bgsurface, 0xCF, 0xFF, 0x6F, 0xFF); - bgsurface->DrawString (bgsurface, - "Press right mouse button when you are done.", -1, - 0, fontheight * 3, DSTF_LEFT | DSTF_TOP); - - layer->SetBackgroundImage (layer, bgsurface); - layer->SetBackgroundMode (layer, DLBM_IMAGE); - } - - { - DFBSurfaceDescription sdsc; - DFBWindowDescription desc; - - desc.flags = (DWDESC_POSX | DWDESC_POSY | DWDESC_WIDTH | DWDESC_HEIGHT); - - if (!video_provider) { - desc.caps = DWCAPS_ALPHACHANNEL; - desc.flags |= DWDESC_CAPS; - - sdsc.width = 300; - sdsc.height = 200; - } else { - video_provider->GetSurfaceDescription (video_provider, &sdsc); - - if (sdsc.flags & DSDESC_CAPS) { - desc.flags |= DWDESC_SURFACE_CAPS; - desc.surface_caps = sdsc.caps; - } - } - - desc.posx = 20; - desc.posy = 120; - desc.width = sdsc.width; - desc.height = sdsc.height; - - DFBCHECK (layer->CreateWindow (layer, &desc, &window2)); - window2->GetSurface (window2, &window_surface2); - - window2->SetOpacity (window2, 0xFF); - - window2->GetID (window2, &id2); - - window2->CreateEventBuffer (window2, &buffer); - - if (video_provider) { - video_provider->PlayTo (video_provider, window_surface2, - NULL, NULL, NULL); - } else { - window_surface2->SetColor (window_surface2, 0x00, 0x30, 0x10, 0xc0); - window_surface2->DrawRectangle (window_surface2, - 0, 0, desc.width, desc.height); - window_surface2->SetColor (window_surface2, 0x80, 0xa0, 0x00, 0x90); - window_surface2->FillRectangle (window_surface2, - 1, 1, desc.width - 2, desc.height - 2); - } - - window_surface2->Flip (window_surface2, NULL, 0); - } - - { - DFBWindowDescription desc; - - desc.flags = (DWDESC_POSX | DWDESC_POSY | - DWDESC_WIDTH | DWDESC_HEIGHT | DWDESC_CAPS); - desc.posx = 200; - desc.posy = 200; - desc.width = 512; - desc.height = 145; - desc.caps = DWCAPS_ALPHACHANNEL; - - DFBCHECK (layer->CreateWindow (layer, &desc, &window1)); - window1->GetSurface (window1, &window_surface1); - - DFBCHECK (dfb->CreateImageProvider (dfb, "dfblogo.png", &provider)); - provider->RenderTo (provider, window_surface1, NULL); - - window_surface1->SetColor (window_surface1, 0xFF, 0x20, 0x20, 0x90); - window_surface1->DrawRectangle (window_surface1, - 0, 0, desc.width, desc.height); - - window_surface1->Flip (window_surface1, NULL, 0); - - provider->Release (provider); - - window1->AttachEventBuffer (window1, buffer); - - window1->SetOpacity (window1, 0xFF); - - window1->GetID (window1, &id1); - } - - { - DFBWindowDescription desc; - GstElement *src, *decode; - GstElement *v_queue, *v_scale, *cs, *v_sink; - GstElement *a_queue, *conv, *a_sink; - GstPad *v_pad, *a_pad; - - desc.flags = (DWDESC_POSX | DWDESC_POSY | - DWDESC_WIDTH | DWDESC_HEIGHT | DWDESC_CAPS); - desc.posx = 10; - desc.posy = 10; - desc.width = 100; - desc.height = 100; - desc.caps = DWCAPS_ALPHACHANNEL; - - DFBCHECK (layer->CreateWindow (layer, &desc, &window3)); - window3->GetSurface (window3, &window_surface3); - - window3->AttachEventBuffer (window3, buffer); - - window3->SetOpacity (window3, 0xFF); - - window3->GetID (window3, &id3); - - pipeline = gst_pipeline_new ("pipeline"); - - src = gst_element_factory_make ("gnomevfssrc", "src"); - g_object_set (src, "location", argv[1], NULL); - decode = gst_element_factory_make ("decodebin", "decode"); - - v_queue = gst_element_factory_make ("queue", "v_queue"); - v_scale = gst_element_factory_make ("videoscale", "v_scale"); - cs = gst_element_factory_make ("ffmpegcolorspace", "cs"); - v_sink = gst_element_factory_make ("dfbvideosink", "v_sink"); - g_object_set (v_sink, "surface", window_surface3, NULL); - - a_queue = gst_element_factory_make ("queue", "a_queue"); - conv = gst_element_factory_make ("audioconvert", "conv"); - a_sink = gst_element_factory_make ("alsasink", "a_sink"); - - gst_bin_add_many (GST_BIN (pipeline), src, decode, NULL); - gst_bin_add_many (GST_BIN (pipeline), v_queue, v_scale, cs, v_sink, NULL); - gst_bin_add_many (GST_BIN (pipeline), a_queue, conv, a_sink, NULL); - - gst_element_link (src, decode); - gst_element_link_many (v_queue, v_scale, cs, v_sink, NULL); - gst_element_link_many (a_queue, conv, a_sink, NULL); - - v_pad = gst_element_get_static_pad (v_queue, "sink"); - a_pad = gst_element_get_static_pad (a_queue, "sink"); - - setup_dynamic_link (decode, NULL, v_pad, NULL); - setup_dynamic_link (decode, NULL, a_pad, NULL); - - /* We want to know when the size is defined */ - g_signal_connect (v_pad, "notify::caps", G_CALLBACK (size_changed), - window3); - - gst_object_unref (a_pad); - gst_object_unref (v_pad); - - gst_element_set_state (pipeline, GST_STATE_PLAYING); - } - - window1->RequestFocus (window1); - window1->RaiseToTop (window1); - - while (!quit) { - static IDirectFBWindow *active = NULL; - static int grabbed = 0; - static int startx = 0; - static int starty = 0; - static int endx = 0; - static int endy = 0; - DFBWindowEvent evt; - - buffer->WaitForEventWithTimeout (buffer, 0, 10); - - while (buffer->GetEvent (buffer, DFB_EVENT (&evt)) == DFB_OK) { - IDirectFBWindow *window; - - if (evt.window_id == id1) - window = window1; - else if (evt.window_id == id3) - window = window3; - else - window = window2; - - if (evt.type == DWET_GOTFOCUS) { - active = window; - } else if (active) { - switch (evt.type) { - - case DWET_BUTTONDOWN: - if (!grabbed && evt.button == DIBI_LEFT) { - grabbed = 1; - startx = evt.cx; - starty = evt.cy; - window->GrabPointer (window); - } - break; - - case DWET_BUTTONUP: - switch (evt.button) { - case DIBI_LEFT: - if (grabbed) { - window->UngrabPointer (window); - grabbed = 0; - } - break; - case DIBI_MIDDLE: - active->RaiseToTop (active); - break; - case DIBI_RIGHT: - quit = DIKS_DOWN; - break; - default: - break; - } - break; - - case DWET_KEYDOWN: - if (grabbed) - break; - switch (evt.key_id) { - case DIKI_RIGHT: - active->Move (active, 1, 0); - break; - case DIKI_LEFT: - active->Move (active, -1, 0); - break; - case DIKI_UP: - active->Move (active, 0, -1); - break; - case DIKI_DOWN: - active->Move (active, 0, 1); - break; - default: - break; - } - break; - - case DWET_LOSTFOCUS: - if (!grabbed && active == window) - active = NULL; - break; - - default: - break; - - } - } - - switch (evt.type) { - - case DWET_MOTION: - endx = evt.cx; - endy = evt.cy; - break; - - case DWET_KEYDOWN: - switch (evt.key_symbol) { - case DIKS_ESCAPE: - case DIKS_SMALL_Q: - case DIKS_CAPITAL_Q: - case DIKS_BACK: - case DIKS_STOP: - quit = 1; - break; - default: - break; - } - break; - - default: - break; - } - } - - if (video_provider) - window_surface2->Flip (window_surface2, NULL, 0); - - if (active) { - if (grabbed) { - active->Move (active, endx - startx, endy - starty); - startx = endx; - starty = endy; - } - active->SetOpacity (active, (sin (myclock () / 300.0) * 85) + 170); - } - } - - if (video_provider) - video_provider->Release (video_provider); - - gst_element_set_state (pipeline, GST_STATE_NULL); - - buffer->Release (buffer); - font->Release (font); - window_surface2->Release (window_surface2); - window_surface1->Release (window_surface1); - window_surface3->Release (window_surface3); - window2->Release (window2); - window1->Release (window1); - window3->Release (window3); - layer->Release (layer); - bgsurface->Release (bgsurface); - dfb->Release (dfb); - - return 42; -} diff --git a/examples/gob/Makefile.am b/examples/gob/Makefile.am deleted file mode 100644 index 7abde4dc..00000000 --- a/examples/gob/Makefile.am +++ /dev/null @@ -1,19 +0,0 @@ - -plugin_LTLIBRARIES = libgstidentity2.la - -GOB_FILES_ID = gst-identity2.c gst-identity2.h gst-identity2-private.h - -BUILT_SOURCES = \ - $(GOB_FILES_ID) - -libgstidentity2_la_SOURCES = gst-identity2.gob $(GOB_FILES_ID) -libgstidentity2_la_CFLAGS = $(GST_CFLAGS) -libgstidentity2_la_LIBADD = - -%.c %.h %-private.h: %.gob - gob $< - -CLEANFILES = $(GOB_FILES_ID) - -dist-hook: - cd $(distdir); rm -f $(CLEANFILES) diff --git a/examples/gob/gst-identity2.gob b/examples/gob/gst-identity2.gob deleted file mode 100644 index 9c34cb55..00000000 --- a/examples/gob/gst-identity2.gob +++ /dev/null @@ -1,141 +0,0 @@ - -%header{ -#include <gst/gst.h> -#include "gst-identity2.h" -#include "gst-identity2-private.h" -%} - -class Gst:Identity2 from Gst:Element { - - /* plugin init */ - private gboolean - plugin_init (GModule *module, GstPlugin *plugin) - { - static GstElementDetails identity2_details = { - "GOB Identity", - "Filter/Effect", - "Does nothing", - "1.0", - "Wim Taymans <wim.taymans@chello.be>", - "(C) 2001", - }; - GstElementFactory *factory; - - factory = gst_elementfactory_new ("identity2", TYPE_SELF, - &identity2_details); - g_return_val_if_fail (factory != NULL, FALSE); - - gst_plugin_add_feature (plugin, &(factory->feature)); - - return TRUE; - } - - /* pads FIXME gob oculd be improved here */ - private GstPad *sinkpad = - { - gst_pad_new ("sink", GST_PAD_SINK); - gst_element_add_pad (GST_ELEMENT (o), o->_priv->sinkpad); - gst_pad_set_chain_function (o->_priv->sinkpad, chain); - gst_pad_set_bufferpool_function (o->_priv->sinkpad, get_bufferpool); - //gst_pad_set_negotiate_function (o->_priv->sinkpad, negotiate_sink); - }; - private GstPad *srcpad = - { - gst_pad_new ("src", GST_PAD_SRC); - gst_element_add_pad (GST_ELEMENT (o), o->_priv->srcpad); - //gst_pad_set_negotiate_function (o->_priv->srcpad, negotiate_src); - }; - - /* arguments */ - /* - private gboolean loop_based = FALSE; argument BOOL loop_based - get { - ARG = self->_priv->loop_based; - } - set { - self->_priv->loop_based = ARG; - if (self->_priv->loop_based) { - gst_element_set_loop_function (GST_ELEMENT (self), loop); - gst_pad_set_chain_function (self->_priv->sinkpad, NULL); - } - else { - gst_pad_set_chain_function (self->_priv->sinkpad, chain); - gst_element_set_loop_function (GST_ELEMENT (self), NULL); - } - };*/ - private guint sleep_time = 0; argument UINT sleep_time link; - private gboolean silent = FALSE; argument BOOL silent link; - - /* signals */ - private signal last NONE(NONE) void handoff(self); - - /* core code here */ - private GstBufferPool* - get_bufferpool (GstPad *pad (check null)) - { - Self *self = SELF (gst_pad_get_parent (pad)); - - return gst_pad_get_bufferpool (self->_priv->srcpad); - } - - /* private GstPadNegotiateReturn - negotiate_src (GstPad *pad, GstCaps **caps, gpointer *data) - { - Self *self = SELF (gst_pad_get_parent (pad)); - - return gst_pad_negotiate_proxy (pad, self->_priv->sinkpad, caps); - } - - private GstPadNegotiateReturn - negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data) - { - Self *self = SELF (gst_pad_get_parent (pad)); - - return gst_pad_negotiate_proxy (pad, self->_priv->srcpad, caps); - } */ - - private void - chain (GstPad *pad (check null), GstBuffer *buf (check null)) - { - Self *self; - - self = SELF (gst_pad_get_parent (pad)); - - if (!self->_priv->silent) - g_print("identity2: chain ******* (%s:%s)i \n",GST_DEBUG_PAD_NAME(pad)); - - handoff (self); - gst_pad_push (self->_priv->srcpad, buf); - - if (self->_priv->sleep_time) - usleep (self->_priv->sleep_time); - } - - /*private void - loop (GstElement *element (check null)) - { - Self *self = SELF (element); - GstBuffer *buf; - - do { - buf = gst_pad_pull (self->_priv->sinkpad); - g_print("identity2: loop ******* (%s:%s)i \n",GST_DEBUG_PAD_NAME(self->_priv->sinkpad)); - - handoff (self); - gst_pad_push (self->_priv->srcpad, buf); - - if (self->_priv->sleep_time) - usleep (self->_priv->sleep_time); - - } while (!GST_ELEMENT_IS_COTHREAD_STOPPING(element)); - }*/ -} - -%{ -GstPluginDesc plugin_desc = { - GST_VERSION_MAJOR, - GST_VERSION_MINOR, - "identity2", - gst_identity2_plugin_init -}; -%} diff --git a/examples/gstplay/.gitignore b/examples/gstplay/.gitignore deleted file mode 100644 index a1eb1c43..00000000 --- a/examples/gstplay/.gitignore +++ /dev/null @@ -1 +0,0 @@ -player diff --git a/examples/gstplay/Makefile.am b/examples/gstplay/Makefile.am deleted file mode 100644 index cbae9cbf..00000000 --- a/examples/gstplay/Makefile.am +++ /dev/null @@ -1,11 +0,0 @@ - -noinst_PROGRAMS = player - -player_SOURCES = player.c -player_CFLAGS = $(GST_CFLAGS) $(GCONF_CFLAGS) -player_LDFLAGS = \ - $(GST_LIBS) \ - $(top_builddir)/gst-libs/gst/gconf/libgstgconf-@GST_MAJORMINOR@.la \ - $(top_builddir)/gst-libs/gst/play/libgstplay-@GST_MAJORMINOR@.la \ - $(top_builddir)/gst-libs/gst/libgstinterfaces-$(GST_MAJORMINOR).la - diff --git a/examples/gstplay/player.c b/examples/gstplay/player.c deleted file mode 100644 index 76453785..00000000 --- a/examples/gstplay/player.c +++ /dev/null @@ -1,176 +0,0 @@ -/* GStreamer - * Copyright (C) 2003 Julien Moutte <julien@moutte.net> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <gst/play/play.h> -#include <gst/gconf/gconf.h> - -static GMainLoop *loop = NULL; -static gint64 length = 0; - -static void -print_tag (const GstTagList * list, const gchar * tag, gpointer unused) -{ - gint i, count; - - count = gst_tag_list_get_tag_size (list, tag); - - for (i = 0; i < count; i++) { - gchar *str; - - if (gst_tag_get_type (tag) == G_TYPE_STRING) { - if (!gst_tag_list_get_string_index (list, tag, i, &str)) - g_assert_not_reached (); - } else { - str = - g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, i)); - } - - if (i == 0) { - g_print ("%15s: %s\n", gst_tag_get_nick (tag), str); - } else { - g_print (" : %s\n", str); - } - - g_free (str); - } -} - -static void -got_found_tag (GstPlay * play, GstElement * source, GstTagList * tag_list) -{ - gst_tag_list_foreach (tag_list, print_tag, NULL); -} - -static void -got_time_tick (GstPlay * play, gint64 time_nanos) -{ - g_print ("time tick %f\n", time_nanos / (float) GST_SECOND); -} - -static void -got_stream_length (GstPlay * play, gint64 length_nanos) -{ - g_print ("got length %" G_GUINT64_FORMAT "\n", length_nanos); - length = length_nanos; -} - -static void -got_video_size (GstPlay * play, gint width, gint height) -{ - g_print ("got video size %d, %d\n", width, height); -} - -static void -got_eos (GstPlay * play) -{ - g_print ("End Of Stream\n"); - g_main_loop_quit (loop); -} - -static gboolean -seek_timer (GstPlay * play) -{ - gst_play_seek_to_time (play, length / 2); - return FALSE; -} - -int -main (int argc, char *argv[]) -{ - GstPlay *play; - GstElement *data_src, *video_sink, *audio_sink, *vis_element; - GError *error = NULL; - - /* Initing GStreamer library */ - gst_init (&argc, &argv); - - if (argc != 2) { - g_print ("usage: %s <video filename>\n", argv[0]); - exit (-1); - } - - loop = g_main_loop_new (NULL, FALSE); - - /* Creating the GstPlay object */ - play = gst_play_new (&error); - if (error) { - g_print ("Error: could not create play object:\n%s\n", error->message); - g_error_free (error); - return 1; - } - - /* Getting default audio and video plugins from GConf */ - vis_element = gst_element_factory_make ("goom", "vis_element"); - data_src = gst_element_factory_make ("gnomevfssrc", "source"); - - audio_sink = gst_gconf_get_default_audio_sink (); - if (!GST_IS_ELEMENT (audio_sink)) - g_error ("Could not get default audio sink from GConf"); - video_sink = gst_gconf_get_default_video_sink (); - if (!GST_IS_ELEMENT (video_sink)) - g_error ("Could not get default video sink from GConf"); - - - /* Let's send them to GstPlay object */ - if (!gst_play_set_audio_sink (play, audio_sink)) - g_warning ("Could not set audio sink"); - if (!gst_play_set_video_sink (play, video_sink)) - g_warning ("Could not set video sink"); - if (!gst_play_set_data_src (play, data_src)) - g_warning ("Could not set data src"); - if (!gst_play_set_visualization (play, vis_element)) - g_warning ("Could not set visualisation"); - - /* Setting location we want to play */ - if (!gst_play_set_location (play, argv[1])) - g_warning ("Could not set location"); - - /* Uncomment that line to get an XML dump of the pipeline */ - /* gst_xml_write_file (GST_ELEMENT (play), stdout); */ - - g_signal_connect (G_OBJECT (play), "time_tick", - G_CALLBACK (got_time_tick), NULL); - g_signal_connect (G_OBJECT (play), "stream_length", - G_CALLBACK (got_stream_length), NULL); - g_signal_connect (G_OBJECT (play), "have_video_size", - G_CALLBACK (got_video_size), NULL); - g_signal_connect (G_OBJECT (play), "found_tag", - G_CALLBACK (got_found_tag), NULL); - g_signal_connect (G_OBJECT (play), "error", - G_CALLBACK (gst_element_default_error), NULL); - g_signal_connect (G_OBJECT (play), "eos", G_CALLBACK (got_eos), NULL); - - /* Change state to PLAYING */ - if (gst_element_set_state (GST_ELEMENT (play), - GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) - g_error ("Could not set state to PLAYING"); - - g_timeout_add (20000, (GSourceFunc) seek_timer, play); - - g_main_loop_run (loop); - - g_print ("setting pipeline to ready\n"); - - gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY); - - /* unref - gst_object_unref (GST_OBJECT (play)); */ - - exit (0); -} diff --git a/examples/indexing/.gitignore b/examples/indexing/.gitignore deleted file mode 100644 index 5ce09473..00000000 --- a/examples/indexing/.gitignore +++ /dev/null @@ -1 +0,0 @@ -indexmpeg diff --git a/examples/indexing/Makefile.am b/examples/indexing/Makefile.am deleted file mode 100644 index 022bfc85..00000000 --- a/examples/indexing/Makefile.am +++ /dev/null @@ -1,7 +0,0 @@ -examples = indexmpeg - -noinst_PROGRAMS = $(examples) - -# we have nothing but apps here, we can do this safely -LIBS = $(GST_LIBS) $(GTK_LIBS) -AM_CFLAGS = $(GST_CFLAGS) $(GTK_CFLAGS) diff --git a/examples/indexing/indexmpeg.c b/examples/indexing/indexmpeg.c deleted file mode 100644 index a670ad8a..00000000 --- a/examples/indexing/indexmpeg.c +++ /dev/null @@ -1,321 +0,0 @@ -/* GStreamer - * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <string.h> -#include <gst/gst.h> - -static gboolean verbose = FALSE; -static gboolean quiet = FALSE; - -static void -entry_added (GstIndex * index, GstIndexEntry * entry) -{ - switch (entry->type) { - case GST_INDEX_ENTRY_ID: - g_print ("id %d describes writer %s\n", entry->id, - GST_INDEX_ID_DESCRIPTION (entry)); - break; - case GST_INDEX_ENTRY_FORMAT: - g_print ("%d: registered format %d for %s\n", entry->id, - GST_INDEX_FORMAT_FORMAT (entry), GST_INDEX_FORMAT_KEY (entry)); - break; - case GST_INDEX_ENTRY_ASSOCIATION: - { - gint i; - - g_print ("%p, %d: %08x ", entry, entry->id, - GST_INDEX_ASSOC_FLAGS (entry)); - for (i = 0; i < GST_INDEX_NASSOCS (entry); i++) { - g_print ("%d %" G_GINT64_FORMAT " ", GST_INDEX_ASSOC_FORMAT (entry, i), - GST_INDEX_ASSOC_VALUE (entry, i)); - } - g_print ("\n"); - break; - } - default: - break; - } -} - -typedef struct -{ - const gchar *padname; - GstPad *target; - GstElement *bin; - GstElement *pipeline; - GstIndex *index; -} -dyn_link; - -static void -dynamic_link (GstPadTemplate * templ, GstPad * newpad, gpointer data) -{ - dyn_link *link = (dyn_link *) data; - - if (!strcmp (gst_pad_get_name (newpad), link->padname)) { - gst_element_set_state (link->pipeline, GST_STATE_PAUSED); - gst_bin_add (GST_BIN (link->pipeline), link->bin); - gst_pad_link (newpad, link->target); - gst_element_set_index (link->bin, link->index); - gst_element_set_state (link->pipeline, GST_STATE_PLAYING); - } -} - -static void -setup_dynamic_linking (GstElement * pipeline, - GstElement * element, - const gchar * padname, GstPad * target, GstElement * bin, GstIndex * index) -{ - dyn_link *link; - - link = g_new0 (dyn_link, 1); - link->padname = g_strdup (padname); - link->target = target; - link->bin = bin; - link->pipeline = pipeline; - link->index = index; - - g_signal_connect (G_OBJECT (element), "new_pad", G_CALLBACK (dynamic_link), - link); -} - -static GstElement * -make_mpeg_systems_pipeline (const gchar * path, GstIndex * index) -{ - GstElement *pipeline; - GstElement *src, *demux; - - pipeline = gst_pipeline_new ("pipeline"); - - src = gst_element_factory_make ("filesrc", "src"); - g_object_set (G_OBJECT (src), "location", path, NULL); - - demux = gst_element_factory_make ("mpegdemux", "demux"); - - gst_bin_add (GST_BIN (pipeline), src); - gst_bin_add (GST_BIN (pipeline), demux); - - if (index) { - gst_element_set_index (pipeline, index); - } - - gst_element_link_pads (src, "src", demux, "sink"); - - return pipeline; -} - -static GstElement * -make_mpeg_decoder_pipeline (const gchar * path, GstIndex * index) -{ - GstElement *pipeline; - GstElement *src, *demux; - GstElement *video_bin, *audio_bin; - GstElement *video_decoder, *audio_decoder; - - pipeline = gst_pipeline_new ("pipeline"); - - src = gst_element_factory_make ("filesrc", "src"); - g_object_set (G_OBJECT (src), "location", path, NULL); - - demux = gst_element_factory_make ("mpegdemux", "demux"); - - gst_bin_add (GST_BIN (pipeline), src); - gst_bin_add (GST_BIN (pipeline), demux); - - gst_element_link_pads (src, "src", demux, "sink"); - - video_bin = gst_bin_new ("video_bin"); - video_decoder = gst_element_factory_make ("mpeg2dec", "video_decoder"); - - gst_bin_add (GST_BIN (video_bin), video_decoder); - - setup_dynamic_linking (pipeline, demux, "video_00", - gst_element_get_pad (video_decoder, "sink"), video_bin, index); - - audio_bin = gst_bin_new ("audio_bin"); - audio_decoder = gst_element_factory_make ("mad", "audio_decoder"); - - setup_dynamic_linking (pipeline, demux, "audio_00", - gst_element_get_pad (audio_decoder, "sink"), audio_bin, index); - - gst_bin_add (GST_BIN (audio_bin), audio_decoder); - - if (index) { - gst_element_set_index (pipeline, index); - } - - return pipeline; -} - -static void -print_progress (GstPad * pad) -{ - gint i = 0; - gchar status[53]; - GstFormat format; - gboolean res; - gint64 value; - gint percent = 0; - - status[0] = '|'; - - format = GST_FORMAT_PERCENT; - res = gst_pad_query (pad, GST_QUERY_POSITION, &format, &value); - if (res) { - percent = value / (2 * GST_FORMAT_PERCENT_SCALE); - } - - for (i = 0; i < percent; i++) { - status[i + 1] = '='; - } - for (i = percent; i < 50; i++) { - status[i + 1] = ' '; - } - status[51] = '|'; - status[52] = 0; - - g_print ("%s\r", status); -} - -gint -main (gint argc, gchar * argv[]) -{ - GstElement *pipeline; - GstElement *src; - GstPad *pad; - GstIndex *index; - gint count = 0; - GstEvent *event; - gboolean res; - GstElement *sink; - struct poptOption options[] = { - {"verbose", 'v', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &verbose, 0, - "Print index entries", NULL}, - {"quiet", 'q', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &quiet, 0, - "don't print progress bar", NULL}, - POPT_TABLEEND - }; - - if (!gst_init_check_with_popt_table (&argc, &argv, options) || argc < 3) { - g_print ("usage: %s [-v] <type> <filename> \n" - " type can be: 0 mpeg_systems\n" - " 1 mpeg_decoder\n" - " -v : report added index entries\n" - " -q : don't print progress\n", argv[0]); - return -1; - } - - /* create index that elements can fill */ - index = gst_index_factory_make ("memindex"); - if (index) { - if (verbose) - g_signal_connect (G_OBJECT (index), "entry_added", - G_CALLBACK (entry_added), NULL); - - g_object_set (G_OBJECT (index), "resolver", 1, NULL); - } - - /* construct pipeline */ - switch (atoi (argv[1])) { - case 0: - pipeline = make_mpeg_systems_pipeline (argv[2], index); - break; - case 1: - pipeline = make_mpeg_decoder_pipeline (argv[2], index); - break; - default: - g_print ("unknown type %d\n", atoi (argv[1])); - return -1; - } - - /* setup some default info/error handlers */ - g_signal_connect (G_OBJECT (pipeline), "deep_notify", - G_CALLBACK (gst_element_default_deep_notify), NULL); - g_signal_connect (G_OBJECT (pipeline), "error", - G_CALLBACK (gst_element_default_error), NULL); - - /* get a pad to perform progress reporting on */ - src = gst_bin_get_by_name (GST_BIN (pipeline), "src"); - pad = gst_element_get_pad (src, "src"); - - /* prepare for iteration */ - gst_element_set_state (pipeline, GST_STATE_PLAYING); - - g_print ("indexing %s...\n", argv[2]); - /* run through the complete stream to let it generate an index */ - while (gst_bin_iterate (GST_BIN (pipeline))) { - if (!quiet && (count % 1000 == 0)) { - print_progress (pad); - } - count++; - } - g_print ("\n"); - - /* bring to ready to restart the pipeline */ - gst_element_set_state (pipeline, GST_STATE_READY); - gst_element_set_state (pipeline, GST_STATE_PAUSED); - - if (index) - GST_OBJECT_FLAG_UNSET (index, GST_INDEX_WRITABLE); - - src = gst_bin_get_by_name (GST_BIN (pipeline), "video_decoder"); - - { - gint id; - GstIndexEntry *entry; - gint64 result; - gint total_tm; - - gst_index_get_writer_id (index, GST_OBJECT (src), &id); - - entry = gst_index_get_assoc_entry (index, id, GST_INDEX_LOOKUP_BEFORE, 0, - GST_FORMAT_TIME, G_MAXINT64); - g_assert (entry); - gst_index_entry_assoc_map (entry, GST_FORMAT_TIME, &result); - total_tm = result * 60 / GST_SECOND; - g_print ("total time = %.2fs\n", total_tm / 60.0); - } - - pad = gst_element_get_pad (src, "src"); - sink = gst_element_factory_make ("fakesink", "sink"); - gst_element_link_pads (src, "src", sink, "sink"); - gst_bin_add (GST_BIN (pipeline), sink); - - g_print ("seeking %s...\n", argv[2]); - event = gst_event_new_seek (GST_FORMAT_TIME | - GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, 5 * GST_SECOND); - - res = gst_pad_send_event (pad, event); - if (!res) { - g_warning ("seek failed"); - } - - gst_element_set_state (pipeline, GST_STATE_PLAYING); - count = 0; - while (gst_bin_iterate (GST_BIN (pipeline))) { - if (!quiet && (count % 1000 == 0)) { - print_progress (pad); - } - count++; - } - - gst_element_set_state (pipeline, GST_STATE_NULL); - - return 1; -} diff --git a/examples/level/Makefile.am b/examples/level/Makefile.am deleted file mode 100644 index bf76136f..00000000 --- a/examples/level/Makefile.am +++ /dev/null @@ -1,11 +0,0 @@ -noinst_PROGRAMS = demo plot - -demo_SOURCES = demo.c -demo_CFLAGS = $(GTK_CFLAGS) $(GST_CFLAGS) -demo_LDFLAGS = $(GTK_LIBS) $(GST_LIBS) - -plot_SOURCES = plot.c -plot_CFLAGS = $(GTK_CFLAGS) $(GST_CFLAGS) -plot_LDFLAGS = $(GTK_LIBS) $(GST_LIBS) - -EXTRA_DIST = README diff --git a/examples/level/README b/examples/level/README deleted file mode 100644 index 0ae84188..00000000 --- a/examples/level/README +++ /dev/null @@ -1,39 +0,0 @@ -level plugin by thomas <thomas@apestaart.org> - -this plugin signals: - - running time since last EOS/start - - channel - - RMS level - - peak level - - decaying peak level -over the given interval. - -This is useful for a VU meter display and for plotting out the signal graph. -The VU meter can either display RMS, or display immediate peak level and -have the falloff decaying peak level displayed as a line. - -The interval for signal emission, ttl of decay peak, and falloff of decay peak -can all be set. - -The element only takes unsigned data in; it could be extended to signed as -well, if separate fast chain functions are made that displaces the incoming -data to its midpoint (ie, 0,65535 should be mapped to -32768, 32767) - -There are two demo apps, apps and plot. apps will create some GTK sliders -to display the volume. plot will output data readable by gnuplot. - -Here is a sample plot script to plot output of the plot command that was -stored to plot.dat - -set xlabel "Seconds" -set ylabel "dB" -set yrange [-60:0] -plot 'plot.dat' using 1:2 title 'L RMS' with lines, \ - 'plot.dat' using 1:3 title 'L peak' with lines, \ - 'plot.dat' using 1:4 title 'L decay' with lines - -plot 'plot.dat' using 1:5 title 'R RMS' with lines, \ - 'plot.dat' using 1:6 title 'R peak' with lines, \ - 'plot.dat' using 1:7 title 'R decay' with lines - - diff --git a/examples/level/demo.c b/examples/level/demo.c deleted file mode 100644 index 502f50f7..00000000 --- a/examples/level/demo.c +++ /dev/null @@ -1,155 +0,0 @@ -/* GStreamer - * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> - * - * demo.c: sample application to display VU meter-like output of level - * Copyright (C) 2003 - * Thomas Vander Stichele <thomas at apestaart dot org> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> -#include <gtk/gtk.h> - -/* global array for the scale widgets, we'll assume stereo */ -GtkWidget *elapsed; -GtkWidget *scale[2][3]; - -static void -level_callback (GstElement * element, gdouble time, gint channel, - gdouble rms, gdouble peak, gdouble decay) -{ - gchar *label; - - label = g_strdup_printf ("%.3f", time); - gtk_label_set (GTK_LABEL (elapsed), label); - g_free (label); - gtk_range_set_value (GTK_RANGE (scale[channel][0]), rms); - gtk_range_set_value (GTK_RANGE (scale[channel][1]), peak); - gtk_range_set_value (GTK_RANGE (scale[channel][2]), decay); -} - -static gboolean -idler (gpointer data) -{ - GstElement *pipeline = GST_ELEMENT (data); - - g_print ("+"); - if (gst_bin_iterate (GST_BIN (pipeline))) - return TRUE; - gtk_main_quit (); - return FALSE; -} - -static void -setup_gui () -{ - GtkWidget *window; - GtkWidget *vbox; - GtkWidget *label, *hbox; - int c; - - window = gtk_window_new (GTK_WINDOW_TOPLEVEL); - g_signal_connect (window, "destroy", gtk_main_quit, NULL); - - vbox = gtk_vbox_new (TRUE, 0); - gtk_container_add (GTK_CONTAINER (window), vbox); - - /* elapsed widget */ - hbox = gtk_hbox_new (TRUE, 0); - label = gtk_label_new ("Elapsed"); - elapsed = gtk_label_new ("0.000"); - gtk_container_add (GTK_CONTAINER (hbox), label); - gtk_container_add (GTK_CONTAINER (hbox), elapsed); - gtk_container_add (GTK_CONTAINER (vbox), hbox); - - for (c = 0; c < 2; ++c) { - /* RMS */ - hbox = gtk_hbox_new (TRUE, 0); - label = gtk_label_new ("RMS"); - gtk_container_add (GTK_CONTAINER (hbox), label); - scale[c][0] = gtk_hscale_new_with_range (-90.0, 0.0, 0.2); - gtk_widget_set_size_request (scale[c][0], 100, -1); - gtk_container_add (GTK_CONTAINER (hbox), scale[c][0]); - gtk_container_add (GTK_CONTAINER (vbox), hbox); - /* peak */ - hbox = gtk_hbox_new (TRUE, 0); - label = gtk_label_new ("peak"); - gtk_container_add (GTK_CONTAINER (hbox), label); - scale[c][1] = gtk_hscale_new_with_range (-90.0, 0.0, 0.2); - gtk_widget_set_size_request (scale[c][1], 100, -1); - gtk_container_add (GTK_CONTAINER (hbox), scale[c][1]); - gtk_container_add (GTK_CONTAINER (vbox), hbox); - /* decay */ - hbox = gtk_hbox_new (TRUE, 0); - label = gtk_label_new ("decaying peek"); - gtk_container_add (GTK_CONTAINER (hbox), label); - scale[c][2] = gtk_hscale_new_with_range (-90.0, 0.0, 0.2); - gtk_widget_set_size_request (scale[c][2], 100, -1); - gtk_container_add (GTK_CONTAINER (hbox), scale[c][2]); - gtk_container_add (GTK_CONTAINER (vbox), hbox); - } - - gtk_widget_show_all (GTK_WIDGET (window)); -} - -int -main (int argc, char *argv[]) -{ - - GstElement *pipeline = NULL; - GError *error = NULL; - GstElement *level; - - gst_init (&argc, &argv); - gtk_init (&argc, &argv); - - pipeline = gst_parse_launchv ((const gchar **) &argv[1], &error); - if (error) { - g_print ("pipeline could not be constructed: %s\n", error->message); - g_print ("Please give a complete pipeline with a 'level' element.\n"); - g_print ("Example: sinesrc ! level ! %s\n", DEFAULT_AUDIOSINK); - g_error_free (error); - return 1; - } - - level = gst_bin_get_by_name (GST_BIN (pipeline), "level0"); - if (level == NULL) { - g_print ("Please give a pipeline with a 'level' element in it\n"); - return 1; - } - - g_object_set (level, "signal", TRUE, NULL); - g_signal_connect (level, "level", G_CALLBACK (level_callback), NULL); - - - /* setup GUI */ - setup_gui (); - - /* connect level signal */ - - /* go to main loop */ - gst_element_set_state (pipeline, GST_STATE_PLAYING); - g_idle_add (idler, pipeline); - - gtk_main (); - - return 0; -} diff --git a/examples/level/plot.c b/examples/level/plot.c deleted file mode 100644 index 6df01065..00000000 --- a/examples/level/plot.c +++ /dev/null @@ -1,123 +0,0 @@ -/* GStreamer - * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> - * - * plot.c: output data points to be graphed with gnuplot - * Copyright (C) 2003 - * Thomas Vander Stichele <thomas at apestaart dot org> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gst/gst.h> -#include <gtk/gtk.h> - -gboolean got_channel[2] = { FALSE, FALSE }; /* to see if we got the signal for this one yet */ -gint channels = 0; /* guess at how many channels there are */ -gdouble last_time = 0.0; /* time of last signal */ -gdouble values[2][3]; /* array of levels from which to print */ - -static void -level_callback (GstElement * element, gdouble time, gint channel, - gdouble rms, gdouble peak, gdouble decay) -{ - int i = 0, j = 0; - gboolean got_all = FALSE; - - if (channel + 1 > channels) - channels = channel + 1; - - /* reset got_channel if this is a new time point */ - if (time > last_time) { - for (i = 0; i < channels; ++i) - got_channel[i] = FALSE; - last_time = time; - } - - /* store values */ - got_channel[channel] = TRUE; - values[channel][0] = rms; - values[channel][1] = peak; - values[channel][2] = decay; - - /* check if we have all channels, and output if we do */ - /* FIXME: this fails on the first, no ? */ - got_all = TRUE; - for (i = 0; i < channels; ++i) - if (!got_channel[i]) - got_all = FALSE; - if (got_all) { - g_print ("%f ", time); - for (i = 0; i < channels; ++i) - for (j = 0; j < 3; ++j) - g_print ("%f ", values[i][j]); - g_print ("\n"); - } -} - -static gboolean -idler (gpointer data) -{ - GstElement *pipeline = GST_ELEMENT (data); - - if (gst_bin_iterate (GST_BIN (pipeline))) - return TRUE; - - gtk_main_quit (); - return FALSE; -} - -int -main (int argc, char *argv[]) -{ - - GstElement *pipeline = NULL; - GError *error = NULL; - GstElement *level; - - gst_init (&argc, &argv); - gtk_init (&argc, &argv); - - pipeline = gst_parse_launchv ((const gchar **) &argv[1], &error); - if (error) { - g_print ("pipeline could not be constructed: %s\n", error->message); - g_print ("Please give a complete pipeline with a 'level' element.\n"); - g_print ("Example: sinesrc ! level ! %s\n", DEFAULT_AUDIOSINK); - g_error_free (error); - return 1; - } - - level = gst_bin_get_by_name (GST_BIN (pipeline), "level0"); - if (level == NULL) { - g_print ("Please give a pipeline with a 'level' element in it\n"); - return 1; - } - - g_object_set (level, "signal", TRUE, NULL); - g_signal_connect (level, "level", G_CALLBACK (level_callback), NULL); - - - /* go to main loop */ - gst_element_set_state (pipeline, GST_STATE_PLAYING); - g_idle_add (idler, pipeline); - - gtk_main (); - - return 0; -} diff --git a/examples/scaletempo/.gitignore b/examples/scaletempo/.gitignore deleted file mode 100644 index 1c56e144..00000000 --- a/examples/scaletempo/.gitignore +++ /dev/null @@ -1 +0,0 @@ -scaletempo-demo diff --git a/examples/scaletempo/Makefile.am b/examples/scaletempo/Makefile.am deleted file mode 100644 index 5cdf3c7f..00000000 --- a/examples/scaletempo/Makefile.am +++ /dev/null @@ -1,8 +0,0 @@ -noinst_PROGRAMS = scaletempo-demo - -scaletempo_demo_SOURCES = demo-main.c demo-player.c demo-gui.c -scaletempo_demo_CFLAGS = $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS) $(GTK_CFLAGS) -scaletempo_demo_LDFLAGS = $(GST_LIBS) $(GST_PLUGINS_BASE_LIBS) $(GTK_LIBS) -lgstinterfaces-@GST_MAJORMINOR@ - -noinst_HEADERS = demo-player.h demo-gui.h - diff --git a/examples/scaletempo/demo-gui.c b/examples/scaletempo/demo-gui.c deleted file mode 100644 index 01df9991..00000000 --- a/examples/scaletempo/demo-gui.c +++ /dev/null @@ -1,1262 +0,0 @@ -/* demo-gui.c - * Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <gtk/gtk.h> -#include <glib/gprintf.h> -#include <math.h> -#include "demo-gui.h" - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "demo-gui" - -#if !GTK_CHECK_VERSION(2,12,0) -#define gtk_widget_error_bell(w) /* nop */ -#endif - -enum -{ - SIGNAL_ERROR, - SIGNAL_QUITING, - LAST_SIGNAL -}; -static guint demo_gui_signals[LAST_SIGNAL] = { 0 }; - -enum -{ - PROP_0, -}; - -typedef struct _DemoGuiPrivate -{ - DemoPlayer *player; - GList *uris; - GList *now_playing; - gboolean is_playing; - GtkWidget *window; - GtkEntry *rate_entry; - GtkStatusbar *status_bar; - gint position_updater_id; - GtkRange *seek_range; - GtkLabel *amount_played; - GtkLabel *amount_to_play; - GtkAction *play_action; - GtkAction *pause_action; - GtkAction *open_file; - GtkAction *playlist_next; -} DemoGuiPrivate; - -#define DEMO_GUI_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), DEMO_TYPE_GUI, DemoGuiPrivate)) - -/* forward declarations */ -static GValueArray *build_gvalue_array (guint n_values, ...); - -/* Handlers for status bar and seek bar */ -static int -pop_status_bar (gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - GtkStatusbar *sb = - GTK_STATUSBAR (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - guint msg_id = g_value_get_uint (g_value_array_get_nth (gvalues, 1)); - - gtk_statusbar_remove (sb, 0, msg_id); - return FALSE; -} - -#define DEFAULT_STATUS_BAR_TIMEOUT 2 -static void -status_bar_printf (GtkStatusbar * sb, guint seconds, gchar const *format, ...) -{ - va_list args; - gchar msg[80]; - guint msg_id; - - va_start (args, format); - g_vsnprintf (msg, 80, format, args); - va_end (args); - - msg_id = gtk_statusbar_push (sb, 0, msg); - g_timeout_add (2000, pop_status_bar, - build_gvalue_array (2, G_TYPE_OBJECT, sb, G_TYPE_UINT, msg_id)); -} - -#define PRINTF_TIME_FORMAT "u:%02u:%02u" -#define PRINTF_TIME_ARGS(t) \ - (t >= 0) ? (guint) ((t) / (60 * 60)) : 99, \ - (t >= 0) ? (guint) (((t) / (60)) % 60) : 99, \ - (t >= 0) ? (guint) ((t) % 60) : 99 - -static gchar * -demo_gui_seek_bar_format (GtkScale * scale, gdouble value, gpointer data) -{ - return g_strdup_printf ("%" PRINTF_TIME_FORMAT, - PRINTF_TIME_ARGS ((gint64) value)); -} - -gboolean -update_position (gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gchar pos_str[16], dur_str[16]; - gint pos = demo_player_get_position (priv->player); - - if (pos > 0) { - gint dur = demo_player_get_duration (priv->player); - - g_snprintf (pos_str, 16, "%" PRINTF_TIME_FORMAT, PRINTF_TIME_ARGS (pos)); - if (dur > 0) { - g_snprintf (dur_str, 16, "-%" PRINTF_TIME_FORMAT, - PRINTF_TIME_ARGS (dur - pos)); - } else { - dur = pos; - g_sprintf (dur_str, "-??:??:??"); - } - if (dur > 0) - gtk_range_set_range (GTK_RANGE (priv->seek_range), 0, (gdouble) dur); - gtk_range_set_value (GTK_RANGE (priv->seek_range), (gdouble) pos); - } else { - g_sprintf (pos_str, "??:??:??"); - g_sprintf (dur_str, "-??:??:??"); - } - gtk_label_set_text (GTK_LABEL (priv->amount_played), pos_str); - gtk_label_set_text (GTK_LABEL (priv->amount_to_play), dur_str); - - return priv->is_playing; -} - - -gboolean -demo_gui_seek_bar_change (GtkRange * range, - GtkScrollType scroll, gdouble value, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gint new_second = (gint) value; - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Seeking to %i second", new_second); - demo_player_seek_to (priv->player, new_second); - - return FALSE; -} - - -/* Callbacks for actions */ -static void -demo_gui_do_change_rate (GtkAction * action, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = g_value_get_object (g_value_array_get_nth (gvalues, 0)); - gdouble scale_amount = - g_value_get_double (g_value_array_get_nth (gvalues, 1)); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Changing rate by %3.2lf", scale_amount); - - demo_player_scale_rate (priv->player, scale_amount); -} - -static void -demo_gui_do_set_rate (GtkAction * action, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = g_value_get_object (g_value_array_get_nth (gvalues, 0)); - gdouble new_rate = g_value_get_double (g_value_array_get_nth (gvalues, 1)); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Setting rate to %3.2lf", new_rate); - - demo_player_set_rate (priv->player, new_rate); -} - -static gboolean -demo_gui_do_rate_entered (GtkWidget * widget, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gchar *err = NULL; - const gchar *text = gtk_entry_get_text (GTK_ENTRY (widget)); - double new_rate = g_strtod (text, &err); - - if (*err) { - gtk_widget_error_bell (priv->window); - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Invalid rate: %s", text); - return TRUE; - } - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Setting rate to %3.2lf", new_rate); - - demo_player_set_rate (priv->player, new_rate); - return FALSE; -} - -static void -demo_gui_do_toggle_advanced (GtkAction * action, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = - DEMO_GUI (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - GtkWidget *stride_ui = - GTK_WIDGET (g_value_get_object (g_value_array_get_nth (gvalues, 1))); - GtkWidget *overlap_ui = - GTK_WIDGET (g_value_get_object (g_value_array_get_nth (gvalues, 2))); - GtkWidget *search_ui = - GTK_WIDGET (g_value_get_object (g_value_array_get_nth (gvalues, 3))); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gboolean active; - - status_bar_printf (priv->status_bar, 1, "Toggling advanced mode"); - - active = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)); - gtk_widget_set_sensitive (stride_ui, active); - gtk_widget_set_sensitive (overlap_ui, active); - gtk_widget_set_sensitive (search_ui, active); -} - -static void -demo_gui_do_toggle_disabled (GtkAction * action, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = - DEMO_GUI (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - GtkAction *advanced_action = - GTK_ACTION (g_value_get_object (g_value_array_get_nth (gvalues, 1))); - GtkWidget *advanced_ui = - GTK_WIDGET (g_value_get_object (g_value_array_get_nth (gvalues, 2))); - - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gboolean active; - - status_bar_printf (priv->status_bar, 1, "Toggling disabled"); - - active = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)); - gtk_action_set_sensitive (GTK_ACTION (advanced_action), !active); - gtk_widget_set_sensitive (GTK_WIDGET (advanced_ui), !active); - g_object_set (G_OBJECT (priv->player), "disabled", active, NULL); -} - -static void -demo_gui_do_seek (GtkAction * action, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = - DEMO_GUI (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - gint seconds = g_value_get_int (g_value_array_get_nth (gvalues, 1)); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Requesting seek by %i seconds", seconds); - - demo_player_seek_by (priv->player, seconds); -} - -static void -demo_gui_do_play (GtkAction * action, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - if (priv->is_playing) { - g_signal_emit (gui, demo_gui_signals[SIGNAL_ERROR], 0, "Already playing"); - return; - } - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Requesting playback start"); - - demo_player_play (priv->player); -} - -static void -demo_gui_do_pause (GtkAction * action, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - if (!priv->is_playing) { - g_signal_emit (gui, demo_gui_signals[SIGNAL_ERROR], 0, "Already paused"); - return; - } - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Requesting playback pause"); - - demo_player_pause (priv->player); -} - -static void -demo_gui_do_play_pause (GtkAction * action, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Reqesting playback toggle"); - - if (priv->is_playing) - gtk_action_activate (priv->pause_action); - else - gtk_action_activate (priv->play_action); -} - -static void -demo_gui_do_open_file (GtkAction * action, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - GtkWidget *dialog = gtk_file_chooser_dialog_new ("Open File", - GTK_WINDOW (priv->window), - GTK_FILE_CHOOSER_ACTION_OPEN, - GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, - GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, - NULL); - - if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) { - char *filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog)); - GError *err = NULL; - - g_list_free (priv->uris); - priv->uris = NULL; - priv->now_playing = NULL; - demo_player_load_uri (priv->player, g_filename_to_uri (filename, NULL, - &err)); - g_free (filename); - } - gtk_widget_destroy (dialog); -} - -static void -demo_gui_do_playlist_prev (GtkAction * action, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - if (priv->now_playing) { - if (priv->now_playing->prev) { - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playlist previous"); - priv->now_playing = priv->now_playing->prev; - } else { - priv->now_playing = NULL; - gtk_widget_error_bell (priv->window); - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Beginning of playlist"); - return; - } - } else if (priv->uris) { - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playlist previous: wrap"); - priv->now_playing = g_list_last (priv->uris); - } else { - gtk_action_activate (priv->open_file); - return; - } - - demo_player_load_uri (priv->player, priv->now_playing->data); -} - -static void -demo_gui_do_playlist_next (GtkAction * action, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - if (priv->now_playing) { - if (priv->now_playing->next) { - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playlist next"); - priv->now_playing = priv->now_playing->next; - } else { - priv->now_playing = NULL; - gtk_widget_error_bell (priv->window); - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "End of playlist"); - return; - } - } else if (priv->uris) { - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playlist next: wrap"); - priv->now_playing = priv->uris; - } else { - gtk_action_activate (priv->open_file); - return; - } - - demo_player_load_uri (priv->player, priv->now_playing->data); -} - -static void -demo_gui_do_about_dialog (GtkAction * action, gpointer data) -{ - static gchar *authors[] = - { "Rov Juvano <rovjuvano@users.sourceforge.net>", NULL }; - - gtk_show_about_dialog (NULL, - "program-name", "gst-scaletempo-demo", - "version", VERSION, - "authors", authors, - "license", "This program is free software: you can redistribute it and/or modify\n\ -it under the terms of the GNU General Public License as published by\n\ -the Free Software Foundation, either version 3 of the License, or\n\ -(at your option) any later version.\n\ -\n\ -This program is distributed in the hope that it will be useful,\n\ -but WITHOUT ANY WARRANTY; without even the implied warranty of\n\ -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\ -GNU General Public License for more details.\n\ -\n\ -You should have received a copy of the GNU General Public License\n\ -along with this program. If not, see <http://www.gnu.org/licenses/>.", "title", "About gst-scaletempo-demo", NULL); -} - -static void -demo_gui_do_quit (gpointer source, gpointer data) -{ - gtk_main_quit (); - g_signal_emit (DEMO_GUI (data), demo_gui_signals[SIGNAL_QUITING], 0, NULL); -} - -static gboolean -demo_gui_request_set_stride (GtkSpinButton * spinbutton, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - guint new_stride = gtk_spin_button_get_value_as_int (spinbutton); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Reqesting setting stride to %u ms", new_stride); - g_object_set (G_OBJECT (priv->player), "stride", new_stride, NULL); - return TRUE; -} - -static gboolean -demo_gui_request_set_overlap (GtkSpinButton * spinbutton, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gdouble new_overlap = gtk_spin_button_get_value_as_int (spinbutton); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Requesting setting overlap to %2.0lf%%", new_overlap); - g_object_set (G_OBJECT (priv->player), "overlap", new_overlap / 100.0, NULL); - return TRUE; -} - -static gboolean -demo_gui_request_set_search (GtkSpinButton * spinbutton, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - guint new_search = gtk_spin_button_get_value_as_int (spinbutton); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Requesting setting search to %u ms", new_search); - g_object_set (G_OBJECT (priv->player), "search", new_search, NULL); - return TRUE; -} - - -/* Callbacks from signals */ -static void -demo_gui_rate_changed (DemoPlayer * player, gdouble new_rate, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gchar e[6]; - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Rate changed to %3.2lf", new_rate); - - g_snprintf (e, 6, "%3.2f", new_rate); - gtk_entry_set_text (GTK_ENTRY (priv->rate_entry), e); -} - -static void -demo_gui_playing_started (DemoPlayer * player, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - priv->is_playing = TRUE; - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playing started"); - - gtk_action_set_sensitive (priv->play_action, FALSE); - gtk_action_set_sensitive (priv->pause_action, TRUE); - gtk_action_set_visible (priv->play_action, FALSE); - gtk_action_set_visible (priv->pause_action, TRUE); - - if (priv->position_updater_id) { - g_source_remove (priv->position_updater_id); - priv->position_updater_id = 0; - } - update_position (gui); - priv->position_updater_id = g_timeout_add (1000, update_position, gui); -} - -static void -demo_gui_playing_paused (DemoPlayer * player, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - gtk_action_set_sensitive (priv->play_action, TRUE); - gtk_action_set_sensitive (priv->pause_action, FALSE); - gtk_action_set_visible (priv->play_action, TRUE); - gtk_action_set_visible (priv->pause_action, FALSE); - - priv->is_playing = FALSE; - - if (priv->position_updater_id) - g_source_remove (priv->position_updater_id); - priv->position_updater_id = 0; - update_position (gui); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playing paused"); -} - -static void -demo_gui_playing_ended (DemoPlayer * player, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Playing ended"); - gtk_action_activate (priv->playlist_next); -} - -static void -demo_gui_player_errored (DemoPlayer * player, const gchar * msg, gpointer data) -{ - DemoGui *gui = DEMO_GUI (data); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - status_bar_printf (priv->status_bar, 5, msg); -} - -static void -demo_gui_stride_changed (DemoPlayer * player, GParamSpec * pspec, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = - DEMO_GUI (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - GtkEntry *entry = - GTK_ENTRY (g_value_get_object (g_value_array_get_nth (gvalues, 1))); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - guint new_stride; - gchar e[6]; - - g_object_get (G_OBJECT (player), "stride", &new_stride, NULL); - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Stride changed to %u", new_stride); - - snprintf (e, 6, "%u", new_stride); - gtk_entry_set_text (entry, e); -} - -static void -demo_gui_overlap_changed (DemoPlayer * player, - GParamSpec * pspec, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = - DEMO_GUI (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - GtkEntry *entry = - GTK_ENTRY (g_value_get_object (g_value_array_get_nth (gvalues, 1))); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - gdouble new_overlap; - gchar e[6]; - - g_object_get (G_OBJECT (player), "overlap", &new_overlap, NULL); - new_overlap *= 100; - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Overlap changed to %2.0lf%%", new_overlap); - - snprintf (e, 6, "%2.0f", new_overlap); - gtk_entry_set_text (entry, e); -} - -static void -demo_gui_search_changed (DemoPlayer * player, GParamSpec * pspec, gpointer data) -{ - GValueArray *gvalues = (GValueArray *) data; - DemoGui *gui = - DEMO_GUI (g_value_get_object (g_value_array_get_nth (gvalues, 0))); - GtkEntry *entry = - GTK_ENTRY (g_value_get_object (g_value_array_get_nth (gvalues, 1))); - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - guint new_search; - gchar e[6]; - - g_object_get (G_OBJECT (player), "search", &new_search, NULL); - status_bar_printf (priv->status_bar, DEFAULT_STATUS_BAR_TIMEOUT, - "Search changed to %u", new_search); - - snprintf (e, 6, "%u", new_search); - gtk_entry_set_text (entry, e); -} - - -/* method implementations */ -static void -demo_gui_set_player_func (DemoGui * gui, DemoPlayer * player) -{ - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - - if (priv->player) { - g_signal_handlers_disconnect_by_func (G_OBJECT (priv->player), - G_CALLBACK (demo_gui_rate_changed), gui); - g_signal_handlers_disconnect_by_func (G_OBJECT (priv->player), - G_CALLBACK (demo_gui_playing_started), gui); - g_signal_handlers_disconnect_by_func (G_OBJECT (priv->player), - G_CALLBACK (demo_gui_playing_paused), gui); - g_signal_handlers_disconnect_by_func (G_OBJECT (priv->player), - G_CALLBACK (demo_gui_playing_ended), gui); - g_signal_handlers_disconnect_by_func (G_OBJECT (priv->player), - G_CALLBACK (demo_gui_player_errored), gui); - g_object_unref (priv->player); - } - g_object_ref (player); - priv->player = player; - g_signal_connect (G_OBJECT (priv->player), "error", - G_CALLBACK (demo_gui_player_errored), gui); - g_signal_connect (G_OBJECT (priv->player), "rate-changed", - G_CALLBACK (demo_gui_rate_changed), gui); - g_signal_connect (G_OBJECT (priv->player), "playing-started", - G_CALLBACK (demo_gui_playing_started), gui); - g_signal_connect (G_OBJECT (priv->player), "playing-paused", - G_CALLBACK (demo_gui_playing_paused), gui); - g_signal_connect (G_OBJECT (priv->player), "playing-ended", - G_CALLBACK (demo_gui_playing_ended), gui); - priv->is_playing = FALSE; -} - -static void -demo_gui_set_playlist_func (DemoGui * gui, GList * uris) -{ - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - priv->uris = uris; -} - -typedef struct _ActionEntry -{ - GtkAction *action; - GtkWidget *button; - const gchar *accel; - const gchar *name; - const gchar *label; - const gchar *tooltip; - const gchar *stock_id; - GtkAccelGroup *accel_group; - GtkActionGroup *action_group; - GCallback callback; - gpointer data; -} ActionEntry; - -static GValueArray * -build_gvalue_array (guint n_values, ...) -{ - va_list args; - GValueArray *gva; - int i; - - va_start (args, n_values); - gva = g_value_array_new (n_values); - - for (i = 0; i < n_values; i++) { - GType type = va_arg (args, GType); - GValue *gval = g_new0 (GValue, 1); - if (type == G_TYPE_INT) { - gint value = va_arg (args, gint); - g_value_set_int (g_value_init (gval, G_TYPE_INT), value); - } else if (type == G_TYPE_UINT) { - guint value = va_arg (args, guint); - g_value_set_uint (g_value_init (gval, G_TYPE_UINT), value); - } else if (type == G_TYPE_DOUBLE) { - double value = va_arg (args, double); - g_value_set_double (g_value_init (gval, G_TYPE_DOUBLE), value); - } else if (type == G_TYPE_OBJECT) { - GObject *value = va_arg (args, GObject *); - g_value_set_object (g_value_init (gval, G_TYPE_OBJECT), value); - } else { - g_critical ("build_gvalue_array cannot handle type (%s)", - g_type_name (type)); - va_end (args); - return NULL; - } - g_value_array_append (gva, gval); - } - va_end (args); - return gva; -} - -static void -create_action (ActionEntry * p) -{ - p->action = gtk_action_new (p->name, p->label, p->tooltip, p->stock_id); - - gtk_action_group_add_action_with_accel (p->action_group, p->action, p->accel); - gtk_action_set_accel_group (p->action, p->accel_group); - gtk_action_connect_accelerator (p->action); - - p->button = gtk_button_new (); - gtk_action_connect_proxy (p->action, p->button); - gtk_button_set_image (GTK_BUTTON (p->button), - gtk_action_create_icon (p->action, GTK_ICON_SIZE_BUTTON)); - g_signal_connect (G_OBJECT (p->action), "activate", p->callback, p->data); -} - -static void -demo_gui_show_func (DemoGui * gui) -{ - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - GtkWidget *window; - GtkAccelGroup *accel_group; - GtkActionGroup *action_group; - GtkAction *toggle_advanced, *toggle_disabled; - ActionEntry *slower_lg, *slower_sm, *faster_sm, *faster_lg, *normal, - *rewind_lg, *rewind_sm, *forward_sm, *forward_lg, *pause, *play, - *play_pause, *open_file, *playlist_prev, *playlist_next, *quit, *about; - GtkRequisition pause_size; - GtkWidget *rate_entry, *rate_label, *toolbox, *stride_ui, *overlap_ui, - *search_ui, *propbox, *adv_check, *disabled_check, *media_controls, - *amount_played, *amount_to_play, *seek_range, *seek_bar, *status_bar, - *file_menu, *file_menu_item, *media_menu_item, *demo_menu, - *demo_menu_item, *menu_bar, *toplevel_box, *media_menu; - GError *error = NULL; - - gtk_init (NULL, NULL); - window = gtk_window_new (GTK_WINDOW_TOPLEVEL); - g_signal_connect (G_OBJECT (window), "destroy", G_CALLBACK (demo_gui_do_quit), - gui); - - accel_group = gtk_accel_group_new (); - gtk_window_add_accel_group (GTK_WINDOW (window), accel_group); - action_group = gtk_action_group_new ("toolbar"); - - slower_lg = &(ActionEntry) { - NULL, NULL, - "braceleft", "slower-large", - "2x Slower", "half playback rate", - GTK_STOCK_GO_DOWN, accel_group, action_group, - G_CALLBACK (demo_gui_do_change_rate), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_DOUBLE, 0.5) - }; - create_action (slower_lg); - - slower_sm = &(ActionEntry) { - NULL, NULL, - "bracketleft", "slower-small", - "_Slower", "decrease playback rate", - GTK_STOCK_GO_DOWN, accel_group, action_group, - G_CALLBACK (demo_gui_do_change_rate), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_DOUBLE, pow (2, - -1.0 / 12)) - }; - create_action (slower_sm); - - faster_sm = &(ActionEntry) { - NULL, NULL, - "bracketright", "faster-small", - "_Faster", "increase playback rate", - GTK_STOCK_GO_UP, accel_group, action_group, - G_CALLBACK (demo_gui_do_change_rate), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_DOUBLE, pow (2, - 1.0 / 12)) - }; - create_action (faster_sm); - - faster_lg = &(ActionEntry) { - NULL, NULL, - "braceright", "faster-large", - "2X Faster", "double playback rate", - GTK_STOCK_GO_UP, accel_group, action_group, - G_CALLBACK (demo_gui_do_change_rate), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_DOUBLE, 2.0) - }; - create_action (faster_lg); - - normal = &(ActionEntry) { - NULL, NULL, - "backslash", "normal", - "_Normal", "playback normal rate", - GTK_STOCK_CLEAR, accel_group, action_group, - G_CALLBACK (demo_gui_do_set_rate), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_DOUBLE, 1.0) - }; - create_action (normal); - - rewind_lg = &(ActionEntry) { - NULL, NULL, - "<ctrl><shift>Left", "seek-rewind-large", - "Rewind (large)", "seek -30 seconds", - GTK_STOCK_MEDIA_REWIND, accel_group, action_group, - G_CALLBACK (demo_gui_do_seek), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_INT, -30) - }; - create_action (rewind_lg); - - rewind_sm = &(ActionEntry) { - NULL, NULL, - "<ctrl>Left", "seek-rewind-small", - "Rewind", "seek -15 seconds", - GTK_STOCK_MEDIA_REWIND, accel_group, action_group, - G_CALLBACK (demo_gui_do_seek), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_INT, -5) - }; - create_action (rewind_sm); - - forward_sm = &(ActionEntry) { - NULL, NULL, - "<ctrl>Right", "seek-forward-small", - "Forward", "seek +5 seconds", - GTK_STOCK_MEDIA_FORWARD, accel_group, action_group, - G_CALLBACK (demo_gui_do_seek), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_INT, 5) - }; - create_action (forward_sm); - - forward_lg = &(ActionEntry) { - NULL, NULL, - "<ctrl><shift>Right", "seek-forward-large", - "Forward (large)", "seek +30 seconds", - GTK_STOCK_MEDIA_FORWARD, accel_group, action_group, - G_CALLBACK (demo_gui_do_seek), - build_gvalue_array (2, G_TYPE_OBJECT, gui, G_TYPE_INT, 30) - }; - create_action (forward_lg); - - pause = &(ActionEntry) { - NULL, NULL, - "p", "pause", - "Pause", "Pause playback", - GTK_STOCK_MEDIA_PAUSE, accel_group, action_group, - G_CALLBACK (demo_gui_do_pause), gui}; - create_action (pause); - - play = &(ActionEntry) { - NULL, NULL, - "<ctrl>p", "play", - "Play", "Start Playback", - GTK_STOCK_MEDIA_PLAY, accel_group, action_group, - G_CALLBACK (demo_gui_do_play), gui}; - create_action (play); - gtk_widget_size_request (pause->button, &pause_size); - gtk_widget_set_size_request (play->button, pause_size.width, -1); - - play_pause = &(ActionEntry) { - NULL, NULL, - "space", "play-pause", - "Play/Pause", "Toggle playback", - NULL, accel_group, action_group, - G_CALLBACK (demo_gui_do_play_pause), gui}; - create_action (play_pause); - - open_file = &(ActionEntry) { - NULL, NULL, - "<ctrl>o", "open-file", - "Open File", "Open file for playing", - GTK_STOCK_OPEN, accel_group, action_group, - G_CALLBACK (demo_gui_do_open_file), gui}; - create_action (open_file); - - playlist_prev = &(ActionEntry) { - NULL, NULL, - "less", "playlist-previous", - "Previous", "Previous in playlist", - GTK_STOCK_MEDIA_PREVIOUS, accel_group, action_group, - G_CALLBACK (demo_gui_do_playlist_prev), gui}; - create_action (playlist_prev); - - playlist_next = &(ActionEntry) { - NULL, NULL, - "greater", "playlist-next", - "Next", "Next in playlist", - GTK_STOCK_MEDIA_NEXT, accel_group, action_group, - G_CALLBACK (demo_gui_do_playlist_next), gui}; - create_action (playlist_next); - - quit = &(ActionEntry) { - NULL, NULL, - "q", "quit", - "Quit", "Quit demo", - GTK_STOCK_QUIT, accel_group, action_group, - G_CALLBACK (demo_gui_do_quit), gui}; - create_action (quit); - - about = &(ActionEntry) { - NULL, NULL, - "<ctrl>h", "about", - "About", "About gst-scaletemo-demo", - GTK_STOCK_ABOUT, accel_group, action_group, - G_CALLBACK (demo_gui_do_about_dialog), gui}; - create_action (about); - - rate_entry = gtk_entry_new (); - rate_label = gtk_label_new ("Rate:"); - gtk_entry_set_max_length (GTK_ENTRY (rate_entry), 5); - gtk_entry_set_text (GTK_ENTRY (rate_entry), "1.0"); - gtk_entry_set_width_chars (GTK_ENTRY (rate_entry), 5); - g_signal_connect (G_OBJECT (rate_entry), "activate", - G_CALLBACK (demo_gui_do_rate_entered), gui); - - toolbox = gtk_hbox_new (FALSE, 0); - gtk_box_pack_start (GTK_BOX (toolbox), slower_sm->button, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toolbox), rate_label, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toolbox), rate_entry, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toolbox), faster_sm->button, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toolbox), normal->button, FALSE, FALSE, 2); - - - stride_ui = - gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (60, 1, 1000, 1, - 10, 0)), 0, 0); - overlap_ui = - gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (20, 0, 100, 5, - 10, .00001)), 0, 0); - search_ui = - gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (14, 0, 1000, 1, - 10, 0)), 0, 0); - gtk_widget_set_sensitive (stride_ui, FALSE); - gtk_widget_set_sensitive (overlap_ui, FALSE); - gtk_widget_set_sensitive (search_ui, FALSE); - g_signal_connect (G_OBJECT (stride_ui), "output", - G_CALLBACK (demo_gui_request_set_stride), gui); - g_signal_connect (G_OBJECT (overlap_ui), "output", - G_CALLBACK (demo_gui_request_set_overlap), gui); - g_signal_connect (G_OBJECT (search_ui), "output", - G_CALLBACK (demo_gui_request_set_search), gui); - g_signal_connect (G_OBJECT (priv->player), "notify::stride", - G_CALLBACK (demo_gui_stride_changed), build_gvalue_array (2, - G_TYPE_OBJECT, gui, G_TYPE_OBJECT, stride_ui)); - g_signal_connect (G_OBJECT (priv->player), "notify::overlap", - G_CALLBACK (demo_gui_overlap_changed), build_gvalue_array (2, - G_TYPE_OBJECT, gui, G_TYPE_OBJECT, overlap_ui)); - g_signal_connect (G_OBJECT (priv->player), "notify::search", - G_CALLBACK (demo_gui_search_changed), build_gvalue_array (2, - G_TYPE_OBJECT, gui, G_TYPE_OBJECT, search_ui)); - propbox = gtk_hbox_new (FALSE, 0); - adv_check = gtk_check_button_new (); - gtk_box_pack_start (GTK_BOX (propbox), gtk_label_new ("stride:"), FALSE, - FALSE, 2); - gtk_box_pack_start (GTK_BOX (propbox), stride_ui, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (propbox), gtk_label_new ("overlap:"), FALSE, - FALSE, 2); - gtk_box_pack_start (GTK_BOX (propbox), overlap_ui, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (propbox), gtk_label_new ("search:"), FALSE, - FALSE, 2); - gtk_box_pack_start (GTK_BOX (propbox), search_ui, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (propbox), adv_check, FALSE, FALSE, 2); - - toggle_advanced = - GTK_ACTION (gtk_toggle_action_new ("advanced", "Enable Parameters", - "Toggle advanced controls", 0)); - gtk_action_group_add_action_with_accel (action_group, toggle_advanced, - "<ctrl>a"); - gtk_action_set_accel_group (toggle_advanced, accel_group); - gtk_action_connect_accelerator (toggle_advanced); - gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (toggle_advanced), FALSE); - gtk_action_connect_proxy (toggle_advanced, adv_check); - g_signal_connect (G_OBJECT (toggle_advanced), "activate", - G_CALLBACK (demo_gui_do_toggle_advanced), build_gvalue_array (4, - G_TYPE_OBJECT, gui, G_TYPE_OBJECT, stride_ui, G_TYPE_OBJECT, - overlap_ui, G_TYPE_OBJECT, search_ui)); - - toggle_disabled = - GTK_ACTION (gtk_toggle_action_new ("disabled", "Disable Scaletempo", - "Toggle disabling scaletempo", 0)); - gtk_action_group_add_action_with_accel (action_group, toggle_disabled, - "<ctrl>d"); - gtk_action_set_accel_group (toggle_disabled, accel_group); - gtk_action_connect_accelerator (toggle_disabled); - gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (toggle_disabled), FALSE); - disabled_check = gtk_check_button_new (); - gtk_action_connect_proxy (toggle_disabled, disabled_check); - g_signal_connect (G_OBJECT (toggle_disabled), "activate", - G_CALLBACK (demo_gui_do_toggle_disabled), build_gvalue_array (3, - G_TYPE_OBJECT, gui, G_TYPE_OBJECT, toggle_advanced, G_TYPE_OBJECT, - propbox)); - gtk_box_pack_start (GTK_BOX (toolbox), disabled_check, FALSE, FALSE, 2); - - - media_controls = gtk_hbox_new (FALSE, 0); - gtk_box_pack_start (GTK_BOX (media_controls), playlist_prev->button, FALSE, - FALSE, 2); - gtk_box_pack_start (GTK_BOX (media_controls), rewind_sm->button, FALSE, FALSE, - 2); - gtk_box_pack_start (GTK_BOX (media_controls), play->button, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (media_controls), pause->button, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (media_controls), forward_sm->button, FALSE, - FALSE, 2); - gtk_box_pack_start (GTK_BOX (media_controls), playlist_next->button, FALSE, - FALSE, 2); - - amount_played = gtk_label_new ("?:??:??"); - amount_to_play = gtk_label_new ("-?:??:??"); - gtk_label_set_width_chars (GTK_LABEL (amount_played), 8); - gtk_label_set_width_chars (GTK_LABEL (amount_to_play), 8); - gtk_misc_set_alignment (GTK_MISC (amount_played), 1, 1); - gtk_misc_set_alignment (GTK_MISC (amount_to_play), 0, 1); - seek_range = - gtk_hscale_new (GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 0.0, 5.0, - 30.0, 0.00))); - gtk_range_set_update_policy (GTK_RANGE (seek_range), - GTK_UPDATE_DISCONTINUOUS); - seek_bar = gtk_hbox_new (FALSE, 0); - gtk_box_pack_start (GTK_BOX (seek_bar), amount_played, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (seek_bar), seek_range, TRUE, TRUE, 2); - gtk_box_pack_start (GTK_BOX (seek_bar), amount_to_play, FALSE, FALSE, 2); - g_signal_connect (G_OBJECT (seek_range), "format-value", - G_CALLBACK (demo_gui_seek_bar_format), gui); - g_signal_connect (G_OBJECT (seek_range), "change-value", - G_CALLBACK (demo_gui_seek_bar_change), gui); - - status_bar = gtk_statusbar_new (); - - /* Menubar */ - file_menu = gtk_menu_new (); - gtk_menu_set_accel_group (GTK_MENU (file_menu), accel_group); - gtk_menu_shell_append (GTK_MENU_SHELL (file_menu), - gtk_action_create_menu_item (open_file->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (file_menu), - gtk_action_create_menu_item (about->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (file_menu), - gtk_action_create_menu_item (quit->action)); - file_menu_item = gtk_menu_item_new_with_mnemonic ("_File"); - gtk_menu_item_set_submenu (GTK_MENU_ITEM (file_menu_item), file_menu); - - media_menu = gtk_menu_new (); - gtk_menu_set_accel_group (GTK_MENU (media_menu), accel_group); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (rewind_lg->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (rewind_sm->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (forward_sm->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (forward_lg->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (play->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (pause->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (play_pause->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (playlist_prev->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (media_menu), - gtk_action_create_menu_item (playlist_next->action)); - media_menu_item = gtk_menu_item_new_with_mnemonic ("_Media"); - gtk_menu_item_set_submenu (GTK_MENU_ITEM (media_menu_item), media_menu); - - demo_menu = gtk_menu_new (); - gtk_menu_set_accel_group (GTK_MENU (demo_menu), accel_group); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (faster_lg->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (faster_sm->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (slower_sm->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (slower_lg->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (normal->action)); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (toggle_disabled)); - gtk_menu_shell_append (GTK_MENU_SHELL (demo_menu), - gtk_action_create_menu_item (toggle_advanced)); - demo_menu_item = gtk_menu_item_new_with_mnemonic ("_Scaletempo"); - gtk_menu_item_set_submenu (GTK_MENU_ITEM (demo_menu_item), demo_menu); - - menu_bar = gtk_menu_bar_new (); - gtk_menu_shell_append (GTK_MENU_SHELL (menu_bar), file_menu_item); - gtk_menu_shell_append (GTK_MENU_SHELL (menu_bar), media_menu_item); - gtk_menu_shell_append (GTK_MENU_SHELL (menu_bar), demo_menu_item); - - /* Toplevel Window */ - gtk_window_set_title (GTK_WINDOW (window), "Scaletempo Demo"); - toplevel_box = gtk_vbox_new (FALSE, 0); - gtk_container_set_border_width (GTK_CONTAINER (toplevel_box), 3); - gtk_container_add (GTK_CONTAINER (window), toplevel_box); - gtk_box_pack_start (GTK_BOX (toplevel_box), menu_bar, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toplevel_box), media_controls, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toplevel_box), toolbox, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toplevel_box), propbox, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toplevel_box), seek_bar, FALSE, FALSE, 2); - gtk_box_pack_start (GTK_BOX (toplevel_box), status_bar, FALSE, FALSE, 2); - - priv->window = window; - priv->rate_entry = GTK_ENTRY (rate_entry); - priv->status_bar = GTK_STATUSBAR (status_bar); - priv->seek_range = GTK_RANGE (seek_range); - priv->amount_played = GTK_LABEL (amount_played); - priv->amount_to_play = GTK_LABEL (amount_to_play); - priv->play_action = GTK_ACTION (play->action); - priv->pause_action = GTK_ACTION (pause->action); - priv->open_file = GTK_ACTION (open_file->action); - priv->playlist_next = GTK_ACTION (playlist_next->action); - - gtk_action_set_sensitive (priv->pause_action, FALSE); - gtk_action_set_visible (priv->pause_action, FALSE); - - gtk_widget_show_all (window); - gtk_widget_grab_focus (seek_range); - gtk_action_activate (priv->playlist_next); - status_bar_printf (GTK_STATUSBAR (status_bar), 5, - "Welcome to the Scaletempo demo."); - - if (!g_thread_create ((GThreadFunc) gtk_main, NULL, FALSE, &error)) { - g_signal_emit (gui, demo_gui_signals[SIGNAL_ERROR], 0, error->message); - } -} - - -/* Method wrappers */ -void -demo_gui_set_player (DemoGui * gui, DemoPlayer * player) -{ - g_return_if_fail (DEMO_IS_GUI (gui)); - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_GUI_GET_CLASS (gui)->set_player (gui, player); -} - -void -demo_gui_set_playlist (DemoGui * gui, GList * uris) -{ - g_return_if_fail (DEMO_IS_GUI (gui)); - - DEMO_GUI_GET_CLASS (gui)->set_playlist (gui, uris); -} - -void -demo_gui_show (DemoGui * gui) -{ - g_return_if_fail (DEMO_IS_GUI (gui)); - - DEMO_GUI_GET_CLASS (gui)->show (gui); -} - - - -/* GObject overrides */ -static void -demo_gui_get_property (GObject * object, - guint property_id, GValue * value, GParamSpec * pspec) -{ - //DemoGui *gui = DEMO_GUI (object); - switch (property_id) { - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - break; - } -} - -static void -demo_gui_set_property (GObject * object, - guint property_id, const GValue * value, GParamSpec * pspec) -{ - //DemoGui *gui = DEMO_GUI (object); - switch (property_id) { - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - break; - } -} - - -/* GTypeInfo functions */ -static void -demo_gui_init (GTypeInstance * instance, gpointer klass) -{ - DemoGui *gui = (DemoGui *) instance; - - DemoGuiPrivate *priv = DEMO_GUI_GET_PRIVATE (gui); - priv->player = NULL; - priv->uris = NULL; - priv->now_playing = NULL; - priv->is_playing = FALSE; - priv->window = NULL; - priv->rate_entry = NULL; - priv->position_updater_id = 0; - priv->seek_range = NULL; - priv->amount_played = NULL; - priv->amount_to_play = NULL; -} - -static void -demo_gui_class_init (gpointer klass, gpointer class_data) -{ - DemoGuiClass *gui_class = (DemoGuiClass *) klass; - GObjectClass *as_object_class = G_OBJECT_CLASS (klass); - GType type; - - g_type_class_add_private (klass, sizeof (DemoGuiPrivate)); - - /* DemiPlayer */ - gui_class->set_player = demo_gui_set_player_func; - gui_class->set_playlist = demo_gui_set_playlist_func; - gui_class->show = demo_gui_show_func; - - /* GObject */ - as_object_class->get_property = demo_gui_get_property; - as_object_class->set_property = demo_gui_set_property; - - /* Properties */ - - /* Signals */ - type = G_TYPE_FROM_CLASS (klass); - demo_gui_signals[SIGNAL_ERROR] = g_signal_new ("error", type, - G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING); - - demo_gui_signals[SIGNAL_QUITING] = g_signal_new ("quiting", type, - G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL); -} - -GType -demo_gui_get_type (void) -{ - static GType type = 0; - if (G_UNLIKELY (type == 0)) { - static const GTypeInfo info = { - sizeof /* Class */ (DemoGuiClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) demo_gui_class_init, - (GClassFinalizeFunc) NULL, - (gconstpointer) NULL, /* class_data */ - sizeof /* Instance */ (DemoGui), - /* n_preallocs */ 0, - (GInstanceInitFunc) demo_gui_init, - (const GTypeValueTable *) NULL - }; - type = g_type_register_static (G_TYPE_OBJECT, "DemoGui", &info, 0); - } - return type; -} diff --git a/examples/scaletempo/demo-gui.h b/examples/scaletempo/demo-gui.h deleted file mode 100644 index b447d0d8..00000000 --- a/examples/scaletempo/demo-gui.h +++ /dev/null @@ -1,60 +0,0 @@ -/* demo-gui.h - * Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef __DEMO_GUI_H_INCLUDED_ -#define __DEMO_GUI_H_INCLUDED_ - -#include <glib-object.h> -#include "demo-player.h" - -G_BEGIN_DECLS - -#define DEMO_TYPE_GUI (demo_gui_get_type()) -#define DEMO_GUI(o) (G_TYPE_CHECK_INSTANCE_CAST((o), DEMO_TYPE_GUI, DemoGui)) -#define DEMO_IS_GUI(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), DEMO_TYPE_GUI)) -#define DEMO_GUI_TYPE(o) (G_TYPE_FROM_INSTANCE (o)) -#define DEMO_GUI_TYPE_NAME(o) (g_type_name (DEMO_GUI_GUI (o))) - -#define DEMO_GUI_CLASS(c) (G_TYPE_CHECK_CLASS_CAST((c), DEMO_TYPE_GUI, DemoGuiClass)) -#define DEMO_IS_GUI_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE((c), DEMO_TYPE_GUI)) -#define DEMO_GUI_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), DEMO_TYPE_GUI, DemoGuiClass)) - -typedef struct _DemoGui DemoGui; -typedef struct _DemoGuiClass DemoGuiClass; - -struct _DemoGui -{ - GObject parent; -}; - -struct _DemoGuiClass -{ - GObjectClass parent; - void (*set_player) (DemoGui *gui, DemoPlayer *player); - void (*set_playlist) (DemoGui *gui, GList *uris); - void (*show) (DemoGui *gui); -}; - -GType demo_gui_get_type (void); - -void demo_gui_set_player (DemoGui *gui, DemoPlayer *player); -void demo_gui_set_playlist (DemoGui *gui, GList *uris); -void demo_gui_show (DemoGui *gui); - -G_END_DECLS - -#endif /* __DEMO_GUI_H_INCLUDED_ */ diff --git a/examples/scaletempo/demo-main.c b/examples/scaletempo/demo-main.c deleted file mode 100644 index 0902d7b2..00000000 --- a/examples/scaletempo/demo-main.c +++ /dev/null @@ -1,95 +0,0 @@ -/* main.c - * Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "demo-player.h" -#include "demo-gui.h" - -extern GOptionGroup *gtk_get_option_group (gboolean); -extern GOptionGroup *gst_init_get_option_group (void); - -static void -handle_error_message (DemoPlayer * player, const gchar * msg, gpointer data) -{ - const gchar *format = (const gchar *) data; - g_print (format, msg); -} - -static void -handle_quit (gpointer source, gpointer data) -{ - g_main_loop_quit ((GMainLoop *) data); -} - - -int -main (int argc, char *argv[]) -{ - DemoGui *gui; - DemoPlayer *player; - gchar **uris = NULL; - GOptionContext *ctx; - GError *err = NULL; - GMainLoop *loop; - - const GOptionEntry entries[] = { - {G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &uris, - "Special option that collects any remaining arguments for us"}, - {NULL,} - }; - - if (!g_thread_supported ()) - g_thread_init (NULL); - - ctx = g_option_context_new ("uri ..."); - g_option_context_add_group (ctx, gst_init_get_option_group ()); - g_option_context_add_group (ctx, gtk_get_option_group (FALSE)); - g_option_context_add_main_entries (ctx, entries, NULL); - if (!g_option_context_parse (ctx, &argc, &argv, &err)) { - g_print ("Error initializing: %s\n", err->message); - g_error_free (err); - return -1; - } - g_option_context_free (ctx); - - gui = g_object_new (DEMO_TYPE_GUI, NULL); - player = g_object_new (DEMO_TYPE_PLAYER, NULL); - g_signal_connect (player, "error", G_CALLBACK (handle_error_message), - "PLAYER ERROR: %s\n"); - g_signal_connect (gui, "error", G_CALLBACK (handle_error_message), - "GUI ERROR: %s\n"); - demo_gui_set_player (gui, player); - - loop = g_main_loop_new (NULL, FALSE); - g_signal_connect (gui, "quiting", G_CALLBACK (handle_quit), loop); - - if (uris != NULL) { - int i, num = g_strv_length (uris); - GList *uri_list = NULL; - for (i = 0; i < num; i++) { - uri_list = g_list_append (uri_list, uris[i]); - } - demo_gui_set_playlist (gui, uri_list); - } - demo_gui_show (gui); - g_main_loop_run (loop); - - return 0; -} diff --git a/examples/scaletempo/demo-player.c b/examples/scaletempo/demo-player.c deleted file mode 100644 index 3ed4b718..00000000 --- a/examples/scaletempo/demo-player.c +++ /dev/null @@ -1,756 +0,0 @@ -/* demo-player.c - * Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "demo-player.h" -#include "gst/gst.h" - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "demo-player" - -enum -{ - SIGNAL_ERROR, - SIGNAL_RATE_CHANGE, - SIGNAL_PLAYING_STARTED, - SIGNAL_PLAYING_PAUSED, - SIGNAL_PLAYING_ENDED, - LAST_SIGNAL -}; -static guint demo_player_signals[LAST_SIGNAL] = { 0 }; - -enum -{ - PROP_0, - PROP_RATE, - PROP_STRIDE, - PROP_OVERLAP, - PROP_SEARCH, - PROP_DISABLED -}; - -typedef struct _DemoPlayerPrivate -{ - gdouble rate; - GstElement *scaletempo; - GstElement *pipeline; - gboolean is_disabled; - GstElement *scaletempo_line; - GstElement *scalerate_line; - gboolean ignore_state_change; -} DemoPlayerPrivate; - -#define DEMO_PLAYER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), DEMO_TYPE_PLAYER, DemoPlayerPrivate)) - - -static gboolean -no_pipeline (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - if (!priv->pipeline) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "No media loaded"); - return TRUE; - } - return FALSE; -} - -static gboolean -demo_player_event_listener (GstElement * host, GstEvent * event, gpointer data) -{ - DemoPlayer *player = DEMO_PLAYER (data); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (GST_EVENT_TYPE (event) == GST_EVENT_NEWSEGMENT) { - gdouble rate, applied_rate; - gdouble new_rate; - - gst_event_parse_new_segment_full (event, NULL, &rate, &applied_rate, NULL, - NULL, NULL, NULL); - new_rate = rate * applied_rate; - if (priv->rate != new_rate) { - priv->rate = new_rate; - g_signal_emit (player, demo_player_signals[SIGNAL_RATE_CHANGE], 0, - new_rate); - } - } - - return TRUE; -} - -static void -demo_player_state_changed_cb (GstBus * bus, GstMessage * message, gpointer data) -{ - DemoPlayer *player = DEMO_PLAYER (data); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstState old, new, pending; - - if (GST_ELEMENT (GST_MESSAGE_SRC (message)) != priv->pipeline) - return; - - gst_message_parse_state_changed (message, &old, &new, &pending); - - if (pending == GST_STATE_VOID_PENDING) { - if (priv->ignore_state_change) { - priv->ignore_state_change = FALSE; - } else if (new == GST_STATE_PAUSED) { - g_signal_emit (player, demo_player_signals[SIGNAL_PLAYING_PAUSED], 0); - } else if (new == GST_STATE_PLAYING) { - g_signal_emit (player, demo_player_signals[SIGNAL_PLAYING_STARTED], 0); - } - } -} - -static void -demo_player_eos_cb (GstBus * bus, GstMessage * message, gpointer data) -{ - DemoPlayer *player = DEMO_PLAYER (data); - g_signal_emit (player, demo_player_signals[SIGNAL_PLAYING_ENDED], 0); -} - -#define MAKE_ELEMENT(line, var, type, name) \ - if ( !(var = gst_element_factory_make (type, name) ) ) { \ - g_print ("element could not be created: %s/%s\n", type, name); \ - return; \ - } \ - if (line) gst_bin_add (GST_BIN (line), var); - -#define LINK_ELEMENTS(src, sink) \ - if (!gst_element_link (src, sink)) { \ - g_warning ("Failed to link elements: %s -> %s", \ - GST_ELEMENT_NAME (src), GST_ELEMENT_NAME (sink) ); \ - return; \ - } - -static void -demo_player_build_pipeline (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstElement *filter, *playbin, *vsink, *audioline, *format, *resample, *asink; - GstPlugin *gconf; - GstBus *bus; - gboolean has_gconf; - const gchar *audiosink_name; - GstPad *ghostpad; - - priv->pipeline = NULL; - if (!priv->scaletempo) { - return; - } - - filter = priv->scaletempo; - - MAKE_ELEMENT (NULL, playbin, "playbin", "playbin"); - - gconf = gst_default_registry_find_plugin ("gconfelements"); - has_gconf = (gconf != NULL); - gst_object_unref (gconf); - - if (has_gconf) { - MAKE_ELEMENT (NULL, vsink, "gconfvideosink", "vsink"); - g_object_set (G_OBJECT (playbin), "video_sink", vsink, NULL); - } - audiosink_name = has_gconf ? "gconfaudiosink" : "autoaudiosink"; - - audioline = gst_bin_new ("audioline"); - gst_bin_add (GST_BIN (audioline), filter); - MAKE_ELEMENT (audioline, format, "audioconvert", "format"); - MAKE_ELEMENT (audioline, resample, "audioresample", "resample"); - MAKE_ELEMENT (audioline, asink, audiosink_name, "audio_sink"); - LINK_ELEMENTS (filter, format); - LINK_ELEMENTS (format, resample); - LINK_ELEMENTS (resample, asink); - - gst_pad_add_event_probe (gst_element_get_static_pad (asink, "sink"), - G_CALLBACK (demo_player_event_listener), player); - - ghostpad = gst_element_get_static_pad (filter, "sink"); - gst_element_add_pad (audioline, gst_ghost_pad_new ("sink", ghostpad)); - gst_object_unref (ghostpad); - g_object_set (G_OBJECT (playbin), "audio-sink", audioline, NULL); - - bus = gst_pipeline_get_bus (GST_PIPELINE (playbin)); - gst_bus_add_signal_watch (bus); - g_signal_connect (bus, "message::state-changed", - G_CALLBACK (demo_player_state_changed_cb), player); - g_signal_connect (bus, "message::eos", G_CALLBACK (demo_player_eos_cb), - player); - gst_object_unref (bus); - - priv->scaletempo = filter; - priv->pipeline = playbin; - - priv->scaletempo_line = audioline; - MAKE_ELEMENT (NULL, priv->scalerate_line, "gconfaudiosink", - "scaling_audio_sink"); - gst_pad_add_event_probe (gst_element_get_static_pad (priv->scalerate_line, - "sink"), G_CALLBACK (demo_player_event_listener), player); - g_object_ref (priv->scaletempo_line); - g_object_ref (priv->scalerate_line); -} - - -/* method implementations */ -static void -_set_rate (DemoPlayer * player, gdouble new_rate, gint second) -{ - DemoPlayerPrivate *priv; - gint64 pos; - GstSeekType seek_type; - - - if (new_rate == 0) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Cannot set playback to zero. Pausing instead."); - demo_player_pause (player); - } - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (second < 0) { - GstFormat fmt = GST_FORMAT_TIME; - seek_type = GST_SEEK_TYPE_SET; - if (!gst_element_query_position (priv->pipeline, &fmt, &pos)) { - // This should be the default but too many upstream elements seek anyway - pos = GST_CLOCK_TIME_NONE; - seek_type = GST_SEEK_TYPE_NONE; - } - } else { - seek_type = GST_SEEK_TYPE_SET; - pos = second * GST_SECOND; - } - - if (!gst_element_seek (priv->pipeline, new_rate, - GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE, - seek_type, pos, GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE)) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Unable to change playback rate"); - } else { - priv->ignore_state_change = TRUE; - } -} - -static void -demo_player_scale_rate_func (DemoPlayer * player, gdouble scale) -{ - DemoPlayerPrivate *priv; - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (scale != 1.0) { - g_message ("Scaling Rate by: %3.2f", scale); - _set_rate (player, priv->rate * scale, -1); - } -} - -static void -demo_player_set_rate_func (DemoPlayer * player, gdouble new_rate) -{ - DemoPlayerPrivate *priv; - - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (priv->rate != new_rate) { - g_message ("Setting Rate to: %3.2f", new_rate); - _set_rate (player, new_rate, -1); - } -} - -static gboolean -_set_state_and_wait (DemoPlayer * player, - GstState new_state, GstClockTime timeout, const gchar * error_msg) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstStateChangeReturn ret = gst_element_set_state (priv->pipeline, new_state); - if (ret == GST_STATE_CHANGE_ASYNC) { - ret = gst_element_get_state (priv->pipeline, NULL, NULL, timeout); - } - if (ret != GST_STATE_CHANGE_SUCCESS) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, error_msg); - return FALSE; - } - return TRUE; -} - -static void -demo_player_load_uri_func (DemoPlayer * player, gchar * uri) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - GstState end_state; - gdouble rate; - - if (!priv->pipeline) { - demo_player_build_pipeline (player); - if (!priv->pipeline) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Could not build player"); - return; - } - } - if (!g_str_has_prefix (uri, "file:///")) { - GError *err = NULL; - if (g_path_is_absolute (uri)) { - uri = g_filename_to_uri (uri, NULL, &err); - } else { - gchar *curdir = g_get_current_dir (); - gchar *absolute_path = g_strconcat (curdir, G_DIR_SEPARATOR_S, uri, NULL); - uri = g_filename_to_uri (absolute_path, NULL, &err); - g_free (absolute_path); - g_free (curdir); - } - if (err) { - gchar *msg = g_strconcat ("Could not load uri: ", err->message, NULL); - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, msg); - return; - } - } - - g_message ("Loading URI: %s", uri); - - end_state = - (GST_STATE (priv->pipeline) == - GST_STATE_PLAYING) ? GST_STATE_PLAYING : GST_STATE_PAUSED; - if (!_set_state_and_wait (player, GST_STATE_NULL, 10 * GST_SECOND, - "Unable to load uri")) - return; - - g_object_set (G_OBJECT (priv->pipeline), "uri", uri, NULL); - - rate = priv->rate; - if (rate && rate != 1.0) { - _set_state_and_wait (player, GST_STATE_PAUSED, 10 * GST_SECOND, - "Unable to keep playback rate"); - _set_rate (player, rate, -1); - } - - gst_element_set_state (priv->pipeline, end_state); -} - -static void -demo_player_play_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv; - GstStateChangeReturn ret; - - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (GST_STATE (priv->pipeline) == GST_STATE_PLAYING) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Already playing"); - return; - } - - g_debug ("Starting to Play"); - ret = gst_element_set_state (priv->pipeline, GST_STATE_PLAYING); - if (ret == GST_STATE_CHANGE_FAILURE) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Unable to start playback"); - return; - } -} - -static void -demo_player_pause_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv; - GstStateChangeReturn ret; - - if (no_pipeline (player)) - return; - - priv = DEMO_PLAYER_GET_PRIVATE (player); - - if (GST_STATE (priv->pipeline) == GST_STATE_PAUSED) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Already paused"); - return; - } - - g_debug ("Starting to Pause"); - ret = gst_element_set_state (priv->pipeline, GST_STATE_PAUSED); - if (ret == GST_STATE_CHANGE_FAILURE) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Unable to pause playback"); - return; - } -} - -static void -_seek_to (DemoPlayer * player, gint new_second) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - if (!gst_element_seek (priv->pipeline, priv->rate, - GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH, - GST_SEEK_TYPE_SET, new_second * GST_SECOND, - GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE)) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, "Seek failed"); - return; - } - - priv->ignore_state_change = TRUE; -} - -static void -demo_player_seek_by_func (DemoPlayer * player, gint seconds) -{ - gint pos; - - if (no_pipeline (player)) - return; - - g_debug ("Seeking by: %i", seconds); - - pos = demo_player_get_position (player); - if (pos < 0) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Seek-by failed: could not determine position"); - return; - } - - _seek_to (player, MAX (0, pos + seconds)); -} - -static void -demo_player_seek_to_func (DemoPlayer * player, gint second) -{ - gint new_second; - - if (no_pipeline (player)) - return; - - g_debug ("Seeking to: %i", second); - - if (second < 0) { - gint dur = demo_player_get_duration (player); - if (dur < 0) { - g_signal_emit (player, demo_player_signals[SIGNAL_ERROR], 0, - "Seek-to failed: could not determine duration"); - return; - } - new_second = MAX (0, dur + second); - } else { - new_second = second; - } - - _seek_to (player, new_second); -} - -static gint -demo_player_get_position_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - gint64 pos; - GstFormat fmt = GST_FORMAT_TIME; - - if (!priv->pipeline) - return -1; - - if (!gst_element_query_position (priv->pipeline, &fmt, &pos) || pos < 0) { - return -1; - } - - return (gint) (pos / GST_SECOND); -} - -static gint -demo_player_get_duration_func (DemoPlayer * player) -{ - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - gint64 dur; - GstFormat fmt = GST_FORMAT_TIME; - - if (!priv->pipeline) - return -1; - - if (!gst_element_query_duration (priv->pipeline, &fmt, &dur) || dur < 0) { - return -1; - } - - return (gint) (dur / GST_SECOND); -} - - -/* Method wrappers */ -void -demo_player_scale_rate (DemoPlayer * player, gdouble scale) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->scale_rate (player, scale); -} - -void -demo_player_set_rate (DemoPlayer * player, gdouble new_rate) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->set_rate (player, new_rate); -} - -void -demo_player_load_uri (DemoPlayer * player, gchar * uri) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->load_uri (player, uri); -} - -void -demo_player_play (DemoPlayer * player) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->play (player); -} - -void -demo_player_pause (DemoPlayer * player) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->pause (player); -} - -void -demo_player_seek_by (DemoPlayer * player, gint seconds) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->seek_by (player, seconds); -} - -void -demo_player_seek_to (DemoPlayer * player, gint second) -{ - g_return_if_fail (DEMO_IS_PLAYER (player)); - - DEMO_PLAYER_GET_CLASS (player)->seek_to (player, second); -} - -gint -demo_player_get_position (DemoPlayer * player) -{ - g_return_val_if_fail (DEMO_IS_PLAYER (player), -1); - - return DEMO_PLAYER_GET_CLASS (player)->get_position (player); -} - -gint -demo_player_get_duration (DemoPlayer * player) -{ - g_return_val_if_fail (DEMO_IS_PLAYER (player), -1); - - return DEMO_PLAYER_GET_CLASS (player)->get_duration (player); -} - -/* GObject overrides */ -static void -demo_player_get_property (GObject * object, - guint property_id, GValue * value, GParamSpec * pspec) -{ - DemoPlayer *player = DEMO_PLAYER (object); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - switch (property_id) { - case PROP_RATE: - g_value_set_double (value, priv->rate); - break; - case PROP_STRIDE: - g_object_get_property (G_OBJECT (priv->scaletempo), "stride", value); - break; - case PROP_OVERLAP: - g_object_get_property (G_OBJECT (priv->scaletempo), "overlap", value); - break; - case PROP_SEARCH: - g_object_get_property (G_OBJECT (priv->scaletempo), "search", value); - break; - case PROP_DISABLED: - g_value_set_boolean (value, priv->is_disabled); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - break; - } -} - -static void -demo_player_set_property (GObject * object, - guint property_id, const GValue * value, GParamSpec * pspec) -{ - DemoPlayer *player = DEMO_PLAYER (object); - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - switch (property_id) { - case PROP_STRIDE: - g_object_set_property (G_OBJECT (priv->scaletempo), "stride", value); - break; - case PROP_OVERLAP: - g_object_set_property (G_OBJECT (priv->scaletempo), "overlap", value); - break; - case PROP_SEARCH: - g_object_set_property (G_OBJECT (priv->scaletempo), "search", value); - break; - case PROP_DISABLED:{ - gdouble rate = priv->rate; - gint pos = demo_player_get_position (player); - GstState end_state; - GstElement *new_sink; - - priv->is_disabled = g_value_get_boolean (value); - - g_debug ("Scaletempo: %s", priv->is_disabled ? "disabled" : "enabled"); - - end_state = - (GST_STATE (priv->pipeline) == - GST_STATE_PLAYING) ? GST_STATE_PLAYING : GST_STATE_PAUSED; - if (!_set_state_and_wait (player, GST_STATE_NULL, 10 * GST_SECOND, - "Unable to disable")) - break; - - new_sink = - (priv->is_disabled) ? priv->scalerate_line : priv->scaletempo_line; - g_object_set (G_OBJECT (priv->pipeline), "audio-sink", new_sink, NULL); - - if (pos > 0 || (rate && rate != 1.0)) { - _set_state_and_wait (player, GST_STATE_PAUSED, 10 * GST_SECOND, - "Unable to keep playback position and rate"); - _set_rate (player, rate, pos); - } - - gst_element_set_state (priv->pipeline, end_state); - break; - } - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - break; - } -} - - -/* GTypeInfo functions */ -static void -demo_player_init (GTypeInstance * instance, gpointer klass) -{ - DemoPlayer *player = (DemoPlayer *) instance; - DemoPlayerPrivate *priv = DEMO_PLAYER_GET_PRIVATE (player); - priv->scaletempo = gst_element_factory_make ("scaletempo", "scaletempo"); - if (!priv->scaletempo) { - g_error ("Unable to make scaletempo element."); - } - priv->rate = 1.0; - priv->pipeline = NULL; - priv->ignore_state_change = FALSE; - priv->is_disabled = FALSE; -} - -static void -demo_player_class_init (gpointer klass, gpointer class_data) -{ - DemoPlayerClass *player_class = (DemoPlayerClass *) klass; - GObjectClass *as_object_class = G_OBJECT_CLASS (klass); - GType type; - - g_type_class_add_private (klass, sizeof (DemoPlayerPrivate)); - - /* DemoPlayer */ - player_class->scale_rate = demo_player_scale_rate_func; - player_class->set_rate = demo_player_set_rate_func; - player_class->load_uri = demo_player_load_uri_func; - player_class->play = demo_player_play_func; - player_class->pause = demo_player_pause_func; - player_class->seek_by = demo_player_seek_by_func; - player_class->seek_to = demo_player_seek_to_func; - player_class->get_position = demo_player_get_position_func; - player_class->get_duration = demo_player_get_duration_func; - - /* GObject */ - as_object_class->get_property = demo_player_get_property; - as_object_class->set_property = demo_player_set_property; - - /* Properties */ - g_object_class_install_property (as_object_class, PROP_RATE, - g_param_spec_double ("rate", "Rate", "Current playback rate", - -128, 128, 1.0, G_PARAM_READABLE)); - - g_object_class_install_property (as_object_class, PROP_STRIDE, - g_param_spec_uint ("stride", "Stride Length", - "Length in milliseconds to output each stride", 1, 10000, 60, - G_PARAM_READWRITE)); - - g_object_class_install_property (as_object_class, PROP_OVERLAP, - g_param_spec_double ("overlap", "Overlap Length", - "Percentage of stride to overlap", 0, 1, .2, G_PARAM_READWRITE)); - - g_object_class_install_property (as_object_class, PROP_SEARCH, - g_param_spec_uint ("search", "Search Length", - "Length in milliseconds to search for best overlap position", 0, - 10000, 14, G_PARAM_READWRITE)); - - g_object_class_install_property (as_object_class, PROP_DISABLED, - g_param_spec_boolean ("disabled", "disable scaletempo", - "Disable scaletempo and scale bothe tempo and pitch", FALSE, - G_PARAM_READWRITE)); - - /* Signals */ - type = G_TYPE_FROM_CLASS (klass); - demo_player_signals[SIGNAL_ERROR] = g_signal_new ("error", type, - G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING); - - demo_player_signals[SIGNAL_RATE_CHANGE] = g_signal_new ("rate-changed", type, - G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__DOUBLE, G_TYPE_NONE, 1, G_TYPE_DOUBLE); - - demo_player_signals[SIGNAL_PLAYING_STARTED] = - g_signal_new ("playing-started", type, G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); - - demo_player_signals[SIGNAL_PLAYING_PAUSED] = - g_signal_new ("playing-paused", type, G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); - - demo_player_signals[SIGNAL_PLAYING_ENDED] = - g_signal_new ("playing-ended", type, G_SIGNAL_RUN_FIRST, 0, NULL, NULL, - g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); -} - -GType -demo_player_get_type (void) -{ - static GType type = 0; - if (G_UNLIKELY (type == 0)) { - static const GTypeInfo info = { - sizeof /* Class */ (DemoPlayerClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) demo_player_class_init, - (GClassFinalizeFunc) NULL, - (gconstpointer) NULL, /* class_data */ - sizeof /* Instance */ (DemoPlayer), - /* n_preallocs */ 0, - (GInstanceInitFunc) demo_player_init, - (const GTypeValueTable *) NULL - }; - type = g_type_register_static (G_TYPE_OBJECT, "DemoPlayer", &info, 0); - } - return type; -} diff --git a/examples/scaletempo/demo-player.h b/examples/scaletempo/demo-player.h deleted file mode 100644 index ff521fc7..00000000 --- a/examples/scaletempo/demo-player.h +++ /dev/null @@ -1,71 +0,0 @@ -/* gui.h - * Copyright (C) 2008 Rov Juvano <rovjuvano@users.sourceforge.net> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef __DEMO_PLAYER_H_INCLUDED_ -#define __DEMO_PLAYER_H_INCLUDED_ - -#include <glib-object.h> - -G_BEGIN_DECLS - -#define DEMO_TYPE_PLAYER (demo_player_get_type()) -#define DEMO_PLAYER(o) (G_TYPE_CHECK_INSTANCE_CAST((o), DEMO_TYPE_PLAYER, DemoPlayer)) -#define DEMO_IS_PLAYER(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), DEMO_TYPE_PLAYER)) -#define DEMO_PLAYER_TYPE(o) (G_TYPE_FROM_INSTANCE (o)) -#define DEMO_PLAYER_TYPE_NAME(o) (g_type_name (DEMO_PLAYER_TYPE (o))) - -#define DEMO_PLAYER_CLASS(c) (G_TYPE_CHECK_CLASS_CAST((c), DEMO_TYPE_PLAYER, DemoPlayerClass)) -#define DEMO_IS_PLAYER_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE((c), DEMO_TYPE_PLAYER)) -#define DEMO_PLAYER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), DEMO_TYPE_PLAYER, DemoPlayerClass)) - -typedef struct _DemoPlayer DemoPlayer; -typedef struct _DemoPlayerClass DemoPlayerClass; - -struct _DemoPlayer -{ - GObject parent; -}; - -struct _DemoPlayerClass -{ - GObjectClass parent; - void (*scale_rate) (DemoPlayer *player, gdouble scale); - void (*set_rate) (DemoPlayer *player, gdouble new_rate); - void (*load_uri) (DemoPlayer *player, gchar *uri); - void (*play) (DemoPlayer *player); - void (*pause) (DemoPlayer *player); - void (*seek_by) (DemoPlayer *player, gint seconds); - void (*seek_to) (DemoPlayer *player, gint seconds); - gint (*get_position) (DemoPlayer *player); - gint (*get_duration) (DemoPlayer *player); -}; - -GType demo_player_get_type (void); - -void demo_player_scale_rate (DemoPlayer *player, gdouble scale); -void demo_player_set_rate (DemoPlayer *player, gdouble new_rate); -void demo_player_load_uri (DemoPlayer *player, gchar *uri); -void demo_player_play (DemoPlayer *player); -void demo_player_pause (DemoPlayer *player); -void demo_player_seek_by (DemoPlayer *player, gint seconds); -void demo_player_seek_to (DemoPlayer *player, gint second); -gint demo_player_get_position (DemoPlayer *player); -gint demo_player_get_duration (DemoPlayer *player); - -G_END_DECLS - -#endif /* __DEMO_PLAYER_H_INCLUDED_ */ diff --git a/examples/stats/Makefile.am b/examples/stats/Makefile.am deleted file mode 100644 index 0f7d81cf..00000000 --- a/examples/stats/Makefile.am +++ /dev/null @@ -1,6 +0,0 @@ -noinst_PROGRAMS = mp2ogg - -LDADD = $(GST_LIBS) -AM_CFLAGS = $(GST_CFLAGS) - - diff --git a/examples/stats/mp2ogg.c b/examples/stats/mp2ogg.c deleted file mode 100644 index fc56d5b5..00000000 --- a/examples/stats/mp2ogg.c +++ /dev/null @@ -1,102 +0,0 @@ -/* GStreamer - * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <gst/gst.h> - -/* This example app demonstartes the use of pad query and convert to - * get useful statistics about a plugin. In this case we monitor the - * compression status of mpeg audio to ogg vorbis transcoding. - */ - -gint -main (gint argc, gchar * argv[]) -{ - GstElement *pipeline; - GError *error = NULL; - gchar *description; - GstElement *encoder, *decoder; - GstPad *dec_sink, *enc_src; - - gst_init (&argc, &argv); - - if (argc < 3) { - g_print ("usage: %s <inputfile> <outputfile>\n", argv[0]); - return -1; - } - - description = g_strdup_printf ("filesrc location=\"%s\" ! mad name=decoder ! " - "vorbisenc name=encoder ! filesink location=\"%s\"", argv[1], argv[2]); - - pipeline = GST_ELEMENT (gst_parse_launch (description, &error)); - if (!pipeline) { - if (error) - g_print ("ERROR: pipeline could not be constructed: %s\n", - error->message); - else - g_print ("ERROR: pipeline could not be constructed\n"); - return -1; - } - - decoder = gst_bin_get_by_name (GST_BIN (pipeline), "decoder"); - encoder = gst_bin_get_by_name (GST_BIN (pipeline), "encoder"); - - dec_sink = gst_element_get_pad (decoder, "sink"); - enc_src = gst_element_get_pad (encoder, "src"); - - if (gst_element_set_state (pipeline, - GST_STATE_PLAYING) != GST_STATE_CHANGE_SUCCESS) { - g_print ("pipeline doesn't want to play\n"); - return -1; - } - - while (gst_bin_iterate (GST_BIN (pipeline))) { - gint64 position; - gint64 duration; - gint64 bitrate_enc, bitrate_dec; - GstFormat format; - - format = GST_FORMAT_TIME; - /* get the position */ - gst_pad_query (enc_src, GST_QUERY_POSITION, &format, &position); - - /* get the total duration */ - gst_pad_query (enc_src, GST_QUERY_TOTAL, &format, &duration); - - format = GST_FORMAT_BYTES; - /* see how many bytes are genereated per 8 seconds (== bitrate) */ - gst_pad_convert (enc_src, GST_FORMAT_TIME, 8 * GST_SECOND, - &format, &bitrate_enc); - - gst_pad_convert (dec_sink, GST_FORMAT_TIME, 8 * GST_SECOND, - &format, &bitrate_dec); - - g_print ("[%2dm %.2ds] of [%2dm %.2ds], " - "src avg bitrate: %" G_GINT64_FORMAT ", dest avg birate: %" - G_GINT64_FORMAT ", ratio [%02.2f] \r", - (gint) (position / (GST_SECOND * 60)), - (gint) (position / (GST_SECOND)) % 60, - (gint) (duration / (GST_SECOND * 60)), - (gint) (duration / (GST_SECOND)) % 60, bitrate_dec, bitrate_enc, - (gfloat) bitrate_dec / bitrate_enc); - } - - g_print ("\n"); - - return 0; -} diff --git a/examples/switch/.gitignore b/examples/switch/.gitignore deleted file mode 100644 index 7893c435..00000000 --- a/examples/switch/.gitignore +++ /dev/null @@ -1 +0,0 @@ -switcher diff --git a/examples/switch/Makefile.am b/examples/switch/Makefile.am deleted file mode 100644 index 9a706048..00000000 --- a/examples/switch/Makefile.am +++ /dev/null @@ -1,7 +0,0 @@ - -noinst_PROGRAMS = switcher - -switcher_SOURCES = switcher.c -switcher_CFLAGS = $(GST_CFLAGS) -switcher_LDFLAGS = $(GST_LIBS) - diff --git a/examples/switch/switcher.c b/examples/switch/switcher.c deleted file mode 100644 index 4742c033..00000000 --- a/examples/switch/switcher.c +++ /dev/null @@ -1,162 +0,0 @@ -/* GStreamer - * Copyright (C) 2003 Julien Moutte <julien@moutte.net> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif -#include <string.h> -#include <stdlib.h> - - -#include <gst/gst.h> - -static GMainLoop *loop = NULL; - -static gboolean -my_bus_callback (GstBus * bus, GstMessage * message, gpointer data) -{ - g_print ("Got %s message\n", GST_MESSAGE_TYPE_NAME (message)); - - switch (GST_MESSAGE_TYPE (message)) { - case GST_MESSAGE_ERROR:{ - GError *err; - gchar *debug; - - gst_message_parse_error (message, &err, &debug); - g_print ("Error: %s\n", err->message); - g_error_free (err); - g_free (debug); - - g_main_loop_quit (loop); - break; - } - case GST_MESSAGE_EOS: - /* end-of-stream */ - g_main_loop_quit (loop); - break; - default: - /* unhandled message */ - break; - } - - /* we want to be notified again the next time there is a message - * on the bus, so returning TRUE (FALSE means we want to stop watching - * for messages on the bus and our callback should not be called again) - */ - return TRUE; -} - - - -static gboolean -switch_timer (GstElement * video_switch) -{ - gint nb_sources; - GstPad *active_pad, *new_pad; - gchar *active_name; - - g_message ("switching"); - g_object_get (G_OBJECT (video_switch), "n-pads", &nb_sources, NULL); - g_object_get (G_OBJECT (video_switch), "active-pad", &active_pad, NULL); - - active_name = gst_pad_get_name (active_pad); - if (strcmp (active_name, "sink0") == 0) { - new_pad = gst_element_get_static_pad (video_switch, "sink1"); - } else { - new_pad = gst_element_get_static_pad (video_switch, "sink0"); - } - g_object_set (G_OBJECT (video_switch), "active-pad", new_pad, NULL); - g_free (active_name); - gst_object_unref (new_pad); - - g_message ("current number of sources : %d, active source %s", - nb_sources, gst_pad_get_name (active_pad)); - - return (GST_STATE (GST_ELEMENT (video_switch)) == GST_STATE_PLAYING); -} - -static void -last_message_received (GObject * segment) -{ - gchar *last_message; - - g_object_get (segment, "last_message", &last_message, NULL); - g_print ("last-message: %s\n", last_message); - g_free (last_message); -} - -int -main (int argc, char *argv[]) -{ - GstElement *pipeline, *src1, *src2, *video_switch, *video_sink, *segment; - GstElement *sink1_sync, *sink2_sync, *capsfilter; - GstBus *bus; - - /* Initing GStreamer library */ - gst_init (&argc, &argv); - - loop = g_main_loop_new (NULL, FALSE); - - pipeline = gst_pipeline_new ("pipeline"); - src1 = gst_element_factory_make ("videotestsrc", "src1"); - g_object_set (G_OBJECT (src1), "pattern", 0, NULL); - src2 = gst_element_factory_make ("videotestsrc", "src2"); - g_object_set (G_OBJECT (src2), "pattern", 1, NULL); - capsfilter = gst_element_factory_make ("capsfilter", "caps0"); - g_object_set (G_OBJECT (capsfilter), "caps", - gst_caps_from_string ("video/x-raw-rgb,width=640,height=480"), NULL); - video_switch = gst_element_factory_make ("input-selector", "video_switch"); - segment = gst_element_factory_make ("identity", "identity-segment"); - g_object_set (G_OBJECT (segment), "silent", TRUE, NULL); - g_signal_connect (G_OBJECT (segment), "notify::last-message", - G_CALLBACK (last_message_received), segment); - g_object_set (G_OBJECT (segment), "single-segment", TRUE, NULL); - video_sink = gst_element_factory_make ("ximagesink", "video_sink"); - g_object_set (G_OBJECT (video_sink), "sync", FALSE, NULL); - sink1_sync = gst_element_factory_make ("identity", "sink0_sync"); - g_object_set (G_OBJECT (sink1_sync), "sync", TRUE, NULL); - sink2_sync = gst_element_factory_make ("identity", "sink1_sync"); - g_object_set (G_OBJECT (sink2_sync), "sync", TRUE, NULL); - gst_bin_add_many (GST_BIN (pipeline), src1, src2, segment, video_switch, - video_sink, sink1_sync, sink2_sync, capsfilter, NULL); - gst_element_link (src1, sink1_sync); - gst_element_link (sink1_sync, video_switch); - gst_element_link (src2, capsfilter); - gst_element_link (capsfilter, sink2_sync); - gst_element_link (sink2_sync, video_switch); - gst_element_link (video_switch, segment); - gst_element_link (segment, /*scaler); - gst_element_link (scaler, */ video_sink); - - bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline)); - gst_bus_add_watch (bus, my_bus_callback, NULL); - gst_object_unref (bus); - gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING); - - g_timeout_add (200, (GSourceFunc) switch_timer, video_switch); - - g_main_loop_run (loop); - - gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_READY); - - /* unref */ - gst_object_unref (GST_OBJECT (pipeline)); - - exit (0); -} |
