diff options
| -rw-r--r-- | configure.ac | 1 | ||||
| -rw-r--r-- | examples/Makefile.am | 4 | ||||
| -rw-r--r-- | examples/switch/Makefile.am | 7 | ||||
| -rw-r--r-- | examples/switch/switcher.c | 107 | ||||
| -rw-r--r-- | gst/switch/gstswitch.c | 6 |
5 files changed, 122 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac index dd1f2082..2753b76d 100644 --- a/configure.ac +++ b/configure.ac @@ -1664,6 +1664,7 @@ examples/capsfilter/Makefile examples/seeking/Makefile examples/indexing/Makefile examples/gstplay/Makefile +examples/switch/Makefile examples/Makefile testsuite/spider/Makefile testsuite/alsa/Makefile diff --git a/examples/Makefile.am b/examples/Makefile.am index 8c10c89e..d2537f29 100644 --- a/examples/Makefile.am +++ b/examples/Makefile.am @@ -10,5 +10,5 @@ else GTK_SUBDIRS= endif -SUBDIRS=$(GTK_SUBDIRS) gstplay -DIST_SUBDIRS=capsfilter dynparams seeking indexing gstplay +SUBDIRS=$(GTK_SUBDIRS) gstplay switch +DIST_SUBDIRS=capsfilter dynparams seeking indexing gstplay switch diff --git a/examples/switch/Makefile.am b/examples/switch/Makefile.am new file mode 100644 index 00000000..9a706048 --- /dev/null +++ b/examples/switch/Makefile.am @@ -0,0 +1,7 @@ + +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 new file mode 100644 index 00000000..d0bc4a67 --- /dev/null +++ b/examples/switch/switcher.c @@ -0,0 +1,107 @@ +/* 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 <gst/gst.h> + +static GMainLoop *loop = NULL; + + + +static void +got_eos (GstElement *pipeline) +{ + g_main_loop_quit (loop); +} + +static gboolean +idle_iterate (GstElement *pipeline) +{ + gst_bin_iterate (GST_BIN (pipeline)); + return (GST_STATE (GST_ELEMENT (pipeline)) == GST_STATE_PLAYING); +} + +static gboolean +switch_timer (GstElement *video_switch) +{ + gint nb_sources, active_source; + + g_object_get (G_OBJECT (video_switch), "nb_sources", &nb_sources, NULL); + g_object_get (G_OBJECT (video_switch), "active_source", + &active_source, NULL); + + active_source ++; + + if (active_source > nb_sources - 1) + active_source = 0; + + g_object_set (G_OBJECT (video_switch), "active_source", + active_source, NULL); + + g_message ("current number of sources : %d, active source %d", + nb_sources, active_source); + + return (GST_STATE (GST_ELEMENT (video_switch)) == GST_STATE_PLAYING); +} + +int +main (int argc, char *argv[]) +{ + GstElement *pipeline, *src1, *src2, *video_switch, *video_sink; + + /* 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); + video_switch = gst_element_factory_make ("switch", "video_switch"); + video_sink = gst_element_factory_make ("ximagesink", "video_sink"); + + gst_bin_add_many (GST_BIN (pipeline), src1, src2, video_switch, + video_sink, NULL); + + gst_element_link (src1, video_switch); + gst_element_link (src2, video_switch); + gst_element_link (video_switch, video_sink); + + g_signal_connect (G_OBJECT (pipeline), "eos", + G_CALLBACK (got_eos), NULL); + + gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING); + + g_idle_add ((GSourceFunc) idle_iterate, pipeline); + g_timeout_add (2000, (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); +} diff --git a/gst/switch/gstswitch.c b/gst/switch/gstswitch.c index 625eba29..e6c9d03a 100644 --- a/gst/switch/gstswitch.c +++ b/gst/switch/gstswitch.c @@ -66,6 +66,7 @@ gst_switch_request_new_pad (GstElement *element, g_return_val_if_fail (GST_IS_SWITCH (element), NULL); + /* We only provide requested sink pads */ if (templ->direction != GST_PAD_SINK) { g_warning ("gstswitch: requested a non sink pad\n"); return NULL; @@ -80,6 +81,9 @@ gst_switch_request_new_pad (GstElement *element, if (name) g_free (name); + /* That pad will proxy caps */ + gst_pad_set_getcaps_function (sinkpad, gst_pad_proxy_getcaps); + gst_element_add_pad (GST_ELEMENT (gstswitch), sinkpad); switchpad = g_new0 (GstSwitchPad, 1); @@ -234,7 +238,7 @@ gst_switch_init (GstSwitch *gstswitch) { gstswitch->srcpad = gst_pad_new ("src", GST_PAD_SRC); gst_element_add_pad (GST_ELEMENT (gstswitch), gstswitch->srcpad); - + gst_pad_set_getcaps_function (gstswitch->srcpad, gst_pad_proxy_getcaps); gst_element_set_loop_function (GST_ELEMENT (gstswitch), gst_switch_loop); gstswitch->sinkpads = NULL; |