summaryrefslogtreecommitdiffstats
path: root/sys/glsink/gstglsink.c
diff options
context:
space:
mode:
Diffstat (limited to 'sys/glsink/gstglsink.c')
-rw-r--r--sys/glsink/gstglsink.c773
1 files changed, 0 insertions, 773 deletions
diff --git a/sys/glsink/gstglsink.c b/sys/glsink/gstglsink.c
deleted file mode 100644
index 6773b31f..00000000
--- a/sys/glsink/gstglsink.c
+++ /dev/null
@@ -1,773 +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.
- */
-
-/*
-<ds-work> your element belongs to a scheduler, which calls some functions from the same thread
-<ds-work> all the other functions could be called from any random thread
-<gernot> ds-work: which are the "some" function in that case ?
-<gernot> It is quite costly to do glXGetCurrentContext for every function call.
-<ds-work> _chain, -get, _loop
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <string.h>
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <GL/glx.h>
-#include <GL/gl.h>
-#include <GL/glu.h>
-#include <sys/time.h>
-
-/*#define GST_DEBUG_FORCE_DISABLE*/
-
-#include "gstglsink.h"
-
-/* elementfactory information */
-static GstElementDetails gst_glsink_details = {
- "OpenGL Sink/GLX",
- "Sink/GLVideo",
- "An OpenGL based video sink - uses OpenGL and GLX to draw video, utilizing different acceleration options",
- "Gernot Ziegler <gz@lysator.liu.se>"
-};
-
-/* default template - initiated with class struct to allow gst-register to work
- with X running */
-GST_PAD_TEMPLATE_FACTORY (gst_glsink_sink_template_factory,
- "sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_CAPS_NEW ("glsink_rgbsink", "video/x-raw-rgb",
- "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT),
- "width", GST_PROPS_INT_RANGE (0, G_MAXINT),
- "height", GST_PROPS_INT_RANGE (0, G_MAXINT)),
- GST_CAPS_NEW ("glsink_yuvsink", "video/x-raw-yuv",
- "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT),
- "width", GST_PROPS_INT_RANGE (0, G_MAXINT),
- "height", GST_PROPS_INT_RANGE (0, G_MAXINT))
- )
-
-/* glsink signals and args */
- enum
- {
- LAST_SIGNAL
- };
-
-
- enum
- {
- ARG_0,
- ARG_WIDTH,
- ARG_HEIGHT,
- ARG_FRAMES_DISPLAYED,
- ARG_FRAME_TIME,
- ARG_HOOK,
- ARG_MUTE,
- ARG_REPAINT,
- ARG_DEMO,
- ARG_DUMP
- };
-
-/* GLsink class */
-#define GST_TYPE_GLSINK (gst_glsink_get_type())
-#define GST_GLSINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_GLSINK,GstGLSink))
-#define GST_GLSINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GLSINK,GstGLSink))
-#define GST_IS_GLSINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_GLSINK))
-#define GST_IS_GLSINK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GLSINK))
-
- typedef struct _GstGLSink GstGLSink;
- typedef struct _GstGLSinkClass GstGLSinkClass;
-
- struct _GstGLSink
- {
- GstElement element;
-
- GstPad *sinkpad;
-
- gint frames_displayed;
- guint64 frame_time;
- gint width, height;
- gboolean muted;
- gint demo; // some kind of fun demo mode to let GL show its 3D capabilities
- gboolean dumpvideo; // dump the video down to .ppm:s
- GstBuffer *last_image; /* not thread safe ? */
-
- GstClock *clock;
-
- GMutex *cache_lock;
- GList *cache;
-
- /* plugins */
- GstImagePlugin *plugin;
- GstImageConnection *conn;
-
- /* allow anybody to hook in here */
- GstImageInfo *hook;
- };
-
- struct _GstGLSinkClass
- {
- GstElementClass parent_class;
-
- /* plugins */
- GList *plugins;
- };
-
-
- static GType gst_glsink_get_type (void);
- static void gst_glsink_base_init (gpointer g_class);
- static void gst_glsink_class_init (GstGLSinkClass * klass);
- static void gst_glsink_init (GstGLSink * sink);
-
-/* static void gst_glsink_dispose (GObject *object); */
-
- static void gst_glsink_chain (GstPad * pad, GstData * _data);
- static void gst_glsink_set_clock (GstElement * element, GstClock * clock);
- static GstElementStateReturn gst_glsink_change_state (GstElement *
- element);
- static GstPadLinkReturn gst_glsink_sinkconnect (GstPad * pad,
- GstCaps * caps);
- static GstCaps *gst_glsink_getcaps (GstPad * pad, GstCaps * caps);
-
- static void gst_glsink_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec);
- static void gst_glsink_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec);
-
- static void gst_glsink_release_conn (GstGLSink * sink);
- static void gst_glsink_append_cache (GstGLSink * sink,
- GstImageData * image);
- static gboolean gst_glsink_set_caps (GstGLSink * sink, GstCaps * caps);
-
-/* prototypes from plugins */
- extern GstImagePlugin *get_gl_rgbimage_plugin (void);
- extern GstImagePlugin *get_gl_nvimage_plugin (void);
-
-/* default output */
- extern void gst_glxwindow_new (GstGLSink * sink);
- extern void gst_glxwindow_hook_context (GstImageInfo * info);
- extern void gst_glxwindow_unhook_context (GstImageInfo * info);
-
-
- static GstPadTemplate *sink_template;
-
- static GstElementClass *parent_class = NULL;
-
-/* static guint gst_glsink_signals[LAST_SIGNAL] = { 0 }; */
-
- static GType gst_glsink_get_type (void)
-{
- static GType videosink_type = 0;
-
- if (!videosink_type) {
- static const GTypeInfo videosink_info = {
- sizeof (GstGLSinkClass),
- gst_glsink_base_init,
- NULL,
- (GClassInitFunc) gst_glsink_class_init,
- NULL,
- NULL,
- sizeof (GstGLSink),
- 0,
- (GInstanceInitFunc) gst_glsink_init,
- };
-
- videosink_type =
- g_type_register_static (GST_TYPE_ELEMENT, "GstGLSink", &videosink_info,
- 0);
- }
- return videosink_type;
-}
-
-static void
-gst_glsink_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_set_details (element_class, &gst_glsink_details);
-
- gst_element_class_add_pad_template (element_class,
- GST_PAD_TEMPLATE_GET (gst_glsink_sink_template_factory));
-}
-
-static void
-gst_glsink_class_init (GstGLSinkClass * klass)
-{
- GObjectClass *gobject_class;
- GstElementClass *gstelement_class;
-
- gobject_class = (GObjectClass *) klass;
- gstelement_class = (GstElementClass *) klass;
-
- parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
-
- g_object_class_install_property (gobject_class, ARG_WIDTH, g_param_spec_int ("width", "Width", "The video width", G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); /* CHECKME */
- g_object_class_install_property (gobject_class, ARG_HEIGHT, g_param_spec_int ("height", "Height", "The video height", G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); /* CHECKME */
- g_object_class_install_property (gobject_class, ARG_FRAMES_DISPLAYED, g_param_spec_int ("frames_displayed", "Frames Displayed", "The number of frames displayed so far", G_MININT, G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */
- g_object_class_install_property (gobject_class, ARG_FRAME_TIME, g_param_spec_int ("frame_time", "Frame time", "The interval between frames", G_MININT, G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */
- g_object_class_install_property (gobject_class, ARG_HOOK,
- g_param_spec_pointer ("hook", "Hook", "The object receiving the output",
- G_PARAM_WRITABLE));
- g_object_class_install_property (gobject_class, ARG_MUTE,
- g_param_spec_boolean ("mute", "Mute", "mute the output ?", FALSE,
- G_PARAM_READWRITE));
- g_object_class_install_property (gobject_class, ARG_REPAINT,
- g_param_spec_boolean ("repaint", "Repaint", "repaint the current frame",
- FALSE, G_PARAM_WRITABLE));
- g_object_class_install_property (gobject_class, ARG_DEMO,
- g_param_spec_int ("demo", "Demo", "demo mode (shows 3D capabilities)", 0,
- 1, 0, G_PARAM_READWRITE));
- g_object_class_install_property (gobject_class, ARG_DUMP,
- g_param_spec_boolean ("dump", "Dump",
- "stores sequence of frames in .ppm files", FALSE, G_PARAM_READWRITE));
-
- gobject_class->set_property = gst_glsink_set_property;
- gobject_class->get_property = gst_glsink_get_property;
-
- /*gobject_class->dispose = gst_glsink_dispose; */
-
- gstelement_class->change_state = gst_glsink_change_state;
- gstelement_class->set_clock = gst_glsink_set_clock;
-
- /* plugins */
- klass->plugins = NULL;
- klass->plugins = g_list_append (klass->plugins, get_gl_rgbimage_plugin ());
- klass->plugins = g_list_append (klass->plugins, get_gl_nvimage_plugin ());
-}
-
-
-/*
- GLSink has its own Buffer management - this allows special plugins to create special memory areas for
- buffer upload
-*/
-static void
-gst_glsink_init (GstGLSink * sink)
-{
- sink->sinkpad = gst_pad_new_from_template (sink_template, "sink");
- gst_element_add_pad (GST_ELEMENT (sink), sink->sinkpad);
- gst_pad_set_chain_function (sink->sinkpad, gst_glsink_chain);
- gst_pad_set_link_function (sink->sinkpad, gst_glsink_sinkconnect);
- gst_pad_set_getcaps_function (sink->sinkpad, gst_glsink_getcaps);
- gst_pad_set_bufferpool_function (sink->sinkpad, gst_glsink_get_bufferpool);
-
- sink->last_image = NULL;
- sink->width = 0;
- sink->height = 0;
- sink->muted = FALSE;
- sink->clock = NULL;
- GST_FLAG_SET (sink, GST_ELEMENT_THREAD_SUGGESTED);
- GST_FLAG_SET (sink, GST_ELEMENT_EVENT_AWARE);
-
- /* create bufferpool and image cache */
- GST_DEBUG ("glsink: creating bufferpool");
- sink->cache_lock = g_mutex_new ();
- sink->cache = NULL;
-
- /* plugins */
- sink->plugin = NULL;
- sink->conn = NULL;
-
- /* do initialization of default hook here */
- gst_glxwindow_new (sink);
- //printf("GLSink_init: Current context %p\n", glXGetCurrentContext());
- gst_glxwindow_unhook_context (sink->hook);
-}
-
-/** frees the temporary connection that tests the window system capabilities */
-static void
-gst_glsink_release_conn (GstGLSink * sink)
-{
- if (sink->conn == NULL)
- return;
-
- /* free last image if any */
- if (sink->last_image != NULL) {
- gst_buffer_unref (sink->last_image);
- sink->last_image = NULL;
- }
- /* free cache */
- g_mutex_lock (sink->cache_lock);
- while (sink->cache) {
- sink->plugin->free_image ((GstImageData *) sink->cache->data);
- sink->cache = g_list_delete_link (sink->cache, sink->cache);
- }
- g_mutex_unlock (sink->cache_lock);
-
- /* release connection */
- sink->conn->free_conn (sink->conn);
- sink->conn = NULL;
-}
-
-static void
-gst_glsink_append_cache (GstGLSink * sink, GstImageData * image)
-{
- g_mutex_lock (sink->cache_lock);
- sink->cache = g_list_prepend (sink->cache, image);
- g_mutex_unlock (sink->cache_lock);
-}
-
-#if 0
-/*
- Create a new buffer to hand up the chain.
- This allows the plugins to make its own decoding buffers
- */
-static GstBuffer *
-gst_glsink_buffer_new (GstBufferPool * pool, gint64 location,
- guint size, gpointer user_data)
-{
- GstGLSink *sink;
- GstBuffer *buffer;
- GstImageData *image;
-
- sink = GST_GLSINK (user_data);
-
- /* If cache is non-empty, get buffer from there */
- if (sink->cache != NULL) {
- g_mutex_lock (sink->cache_lock);
- image = (GstImageData *) sink->cache->data;
- sink->cache = g_list_delete_link (sink->cache, sink->cache);
- g_mutex_unlock (sink->cache_lock);
- } else {
- /* otherwise, get one from the plugin */
- image = sink->plugin->get_image (sink->hook, sink->conn);
- }
-
- buffer = gst_buffer_new ();
- GST_BUFFER_DATA (buffer) = image->data;
- GST_BUFFER_SIZE (buffer) = image->size;
- GST_BUFFER_POOL_PRIVATE (buffer) = image;
-
- return buffer;
-}
-
-/*
- Free a buffer that the chain doesn't need anymore.
-*/
-static void
-gst_glsink_buffer_free (GstBufferPool * pool, GstBuffer * buffer,
- gpointer user_data)
-{
- GstGLSink *sink =
- GST_GLSINK (gst_buffer_pool_get_user_data (GST_BUFFER_BUFFERPOOL
- (buffer)));
-
- gst_glsink_append_cache (sink,
- (GstImageData *) GST_BUFFER_POOL_PRIVATE (buffer));
-
- /* set to NULL so the data is not freed */
- GST_BUFFER_DATA (buffer) = NULL;
-
- gst_buffer_default_free (buffer);
-}
-#endif
-
-/*
- Set the caps that the application desires.
- Go through the plugin list, finding the plugin that first fits the given parameters
-*/
-static gboolean
-gst_glsink_set_caps (GstGLSink * sink, GstCaps * caps)
-{
- g_warning ("in glsink set caps!\n");
- printf ("Getting GLstring, context is %p\n", glXGetCurrentContext ());
-
- GList *list = ((GstGLSinkClass *) G_OBJECT_GET_CLASS (sink))->plugins;
- GstImageConnection *conn = NULL;
-
- while (list) {
- printf ("AGetting GLstring, context is %p\n", glXGetCurrentContext ());
- GstImagePlugin *plugin = (GstImagePlugin *) list->data;
-
- if ((conn = plugin->set_caps (sink->hook, caps)) != NULL) {
- //gst_glsink_release_conn (sink);
- printf ("BGetting GLstring, context is %p\n", glXGetCurrentContext ());
- sink->conn = conn;
- printf ("CGetting GLstring, context is %p\n", glXGetCurrentContext ());
- sink->plugin = plugin;
- sink->conn->open_conn (sink->conn, sink->hook);
- return TRUE;
- }
- list = g_list_next (list);
- }
- return FALSE;
-}
-
-/**
-Link the input video sink internally.
-*/
-static GstPadLinkReturn
-gst_glsink_sinkconnect (GstPad * pad, GstCaps * caps)
-{
- g_warning ("in glsink sinkconnect!\n");
- GstGLSink *sink;
- guint32 fourcc, print_format, result;
-
- sink = GST_GLSINK (gst_pad_get_parent (pad));
-
- /* we are not going to act on variable caps */
- if (!GST_CAPS_IS_FIXED (caps))
- return GST_PAD_LINK_DELAYED;
-
- gst_glxwindow_hook_context (sink->hook);
- /* try to set the caps on the output */
- result = gst_glsink_set_caps (sink, caps);
- gst_glxwindow_unhook_context (sink->hook);
-
- if (result == FALSE) {
- return GST_PAD_LINK_REFUSED;
- }
-
- /* remember width & height */
- gst_caps_get_int (caps, "width", &sink->width);
- gst_caps_get_int (caps, "height", &sink->height);
-
- gst_caps_get_fourcc_int (caps, "format", &fourcc);
- print_format = GULONG_FROM_LE (fourcc);
- GST_DEBUG ("glsink: setting %08x (%4.4s) %dx%d\n",
- fourcc, (gchar *) & print_format, sink->width, sink->height);
-
- /* emit signal */
- g_object_freeze_notify (G_OBJECT (sink));
- g_object_notify (G_OBJECT (sink), "width");
- g_object_notify (G_OBJECT (sink), "height");
- g_object_thaw_notify (G_OBJECT (sink));
-
- return GST_PAD_LINK_OK;
-}
-static GstCaps *
-gst_glsink_getcaps (GstPad * pad, GstCaps * caps)
-{
- g_warning ("in glsink get caps!\n");
- /* what is the "caps" parameter good for? */
- GstGLSink *sink = GST_GLSINK (gst_pad_get_parent (pad));
- GstCaps *ret = NULL;
- GList *list = ((GstGLSinkClass *) G_OBJECT_GET_CLASS (sink))->plugins;
-
- gst_glxwindow_hook_context (sink->hook);
- while (list) {
- ret =
- gst_caps_append (ret,
- ((GstImagePlugin *) list->data)->get_caps (sink->hook));
- list = g_list_next (list);
- }
-
- gst_glxwindow_unhook_context (sink->hook);
- return ret;
-}
-
-static void
-gst_glsink_set_clock (GstElement * element, GstClock * clock)
-{
- GstGLSink *sink = GST_GLSINK (element);
-
- sink->clock = clock;
-}
-static void
-gst_glsink_chain (GstPad * pad, GstData * _data)
-{
- //g_warning("in glsink_chain!\n");
- GstBuffer *buf = GST_BUFFER (_data);
- GstGLSink *sink;
-
- GstBuffer *buffer;
-
- g_return_if_fail (pad != NULL);
- g_return_if_fail (GST_IS_PAD (pad));
- g_return_if_fail (buf != NULL);
-
- sink = GST_GLSINK (gst_pad_get_parent (pad));
-
- if (GST_IS_EVENT (buf)) {
- GstEvent *event = GST_EVENT (buf);
-
- switch (GST_EVENT_TYPE (event)) {
- default:
- gst_pad_event_default (pad, event);
- }
- return;
- }
- GST_DEBUG ("glsink: clock wait: %llu %u",
- GST_BUFFER_TIMESTAMP (buf), GST_BUFFER_SIZE (buf));
-
-#if 0
- GstClockTime time = GST_BUFFER_TIMESTAMP (buf);
- static int frame_drops = 0;
-
- if (sink->clock && time != -1) {
- if (time < gst_clock_get_time (sink->clock)) {
- g_warning ("Frame drop (%d consecutive) !!", frame_drops);
- /* we are going to drop late buffers */
- gst_buffer_unref (buf);
- frame_drops++;
- return;
- }
- frame_drops = 0; // we made it - reset time
-
- GstClockReturn ret;
- GstClockID id =
- gst_clock_new_single_shot_id (sink->clock, GST_BUFFER_TIMESTAMP (buf));
-
- ret = gst_element_clock_wait (GST_ELEMENT (sink), id, NULL);
- gst_clock_id_free (id);
-
- /* we are going to drop early buffers */
- if (ret == GST_CLOCK_EARLY) {
- gst_buffer_unref (buf);
- return;
- }
- }
-#endif
-
- /* call the notify _before_ displaying so the handlers can react */
- sink->frames_displayed++;
- g_object_notify (G_OBJECT (sink), "frames_displayed");
-
- if (!sink->muted) {
- if (glXGetCurrentContext () == NULL) {
- printf ("Rehooking window !\n");
- gst_glxwindow_hook_context (sink->hook);
-
-#if 1
- GST_DEBUG ("Initializing OpenGL parameters\n");
- /* initialize OpenGL drawing */
- glEnable (GL_DEPTH_TEST);
- glEnable (GL_TEXTURE_2D);
- glClearDepth (1.0f);
- glClearColor (0, 0, 0, 0);
-
- glEnable (GL_AUTO_NORMAL); // let OpenGL generate the Normals
-
- glDisable (GL_BLEND);
- glDisable (GL_CULL_FACE);
- glPolygonMode (GL_FRONT, GL_FILL);
- glPolygonMode (GL_BACK, GL_FILL);
-
- glShadeModel (GL_SMOOTH);
- glHint (GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
-
- GstGLImageInfo *window = (GstGLImageInfo *) sink->hook;
- int w = window->width, h = window->height;
-
- glViewport (0, 0, (GLint) w, (GLint) h);
- glMatrixMode (GL_PROJECTION);
- glLoadIdentity ();
-
- GLfloat aspect = (GLfloat) w / (GLfloat) h;
-
- glFrustum (-aspect, aspect, -1.0, 1.0, 5.0, 500.0);
-
-#endif
- gst_glxwindow_unhook_context (sink->hook);
- gst_glxwindow_hook_context (sink->hook);
- glMatrixMode (GL_MODELVIEW);
-#if 0
- sink->hook->free_info (sink->hook);
- printf ("Reallocating window brutally !\n");
- gst_glxwindow_new (sink);
-#endif
- }
-
- /* free last_image, if any */
- if (sink->last_image != NULL)
- gst_buffer_unref (sink->last_image);
- if (sink->bufferpool && GST_BUFFER_BUFFERPOOL (buf) == sink->bufferpool) {
-
- // awful hack ! But I currently have no other solution without changing the API
- sink->hook->demo = sink->demo;
- sink->hook->dumpvideo = sink->dumpvideo;
-
- sink->plugin->put_image (sink->hook,
- (GstImageData *) GST_BUFFER_POOL_PRIVATE (buf));
- sink->last_image = buf;
- } else {
- buffer =
- gst_buffer_new_from_pool (gst_glsink_get_bufferpool (sink->sinkpad),
- 0, GST_BUFFER_SIZE (buf));
- memcpy (GST_BUFFER_DATA (buffer), GST_BUFFER_DATA (buf),
- GST_BUFFER_SIZE (buf) >
- GST_BUFFER_SIZE (buffer) ? GST_BUFFER_SIZE (buffer) :
- GST_BUFFER_SIZE (buf));
-
- sink->plugin->put_image (sink->hook,
- (GstImageData *) GST_BUFFER_POOL_PRIVATE (buffer));
-
- sink->last_image = buffer;
- gst_buffer_unref (buf);
- }
-
- //gst_glxwindow_unhook_context(sink->hook);
- }
-
-}
-
-
-static void
-gst_glsink_set_property (GObject * object, guint prop_id, const GValue * value,
- GParamSpec * pspec)
-{
- //g_warning("in set_property!\n");
- GstGLSink *sink;
-
- /* it's not null if we got it, but it might not be ours */
- g_return_if_fail (GST_IS_GLSINK (object));
-
- sink = GST_GLSINK (object);
-
- switch (prop_id) {
- case ARG_FRAMES_DISPLAYED:
- sink->frames_displayed = g_value_get_int (value);
- g_object_notify (object, "frames_displayed");
- break;
- case ARG_FRAME_TIME:
- sink->frame_time = g_value_get_int (value);
- break;
- case ARG_HOOK:
- if (sink->hook) {
- sink->hook->free_info (sink->hook);
- }
- sink->hook = g_value_get_pointer (value);
- break;
- case ARG_MUTE:
- sink->muted = g_value_get_boolean (value);
- g_object_notify (object, "mute");
- break;
- case ARG_DEMO:
- sink->demo = g_value_get_int (value);
- g_object_notify (object, "demo");
- break;
- case ARG_DUMP:
- sink->dumpvideo = g_value_get_boolean (value);
- g_object_notify (object, "dump");
- break;
- case ARG_REPAINT:
- if (sink->last_image != NULL) {
- sink->plugin->put_image (sink->hook,
- (GstImageData *) GST_BUFFER_POOL_PRIVATE (sink->last_image));
- }
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_glsink_get_property (GObject * object, guint prop_id, GValue * value,
- GParamSpec * pspec)
-{
- //g_warning("in get_property!\n");
- GstGLSink *sink;
-
- /* it's not null if we got it, but it might not be ours */
- sink = GST_GLSINK (object);
-
- switch (prop_id) {
- case ARG_WIDTH:
- g_value_set_int (value, sink->width);
- break;
- case ARG_HEIGHT:
- g_value_set_int (value, sink->height);
- break;
- case ARG_FRAMES_DISPLAYED:
- g_value_set_int (value, sink->frames_displayed);
- break;
- case ARG_FRAME_TIME:
- g_value_set_int (value, sink->frame_time / 1000000);
- break;
- case ARG_MUTE:
- g_value_set_boolean (value, sink->muted);
- break;
- case ARG_DEMO:
- g_value_set_int (value, sink->demo);
- break;
- case ARG_DUMP:
- g_value_set_boolean (value, sink->dumpvideo);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-
-static GstElementStateReturn
-gst_glsink_change_state (GstElement * element)
-{
- //g_warning("in change_state!\n");
- GstGLSink *sink;
-
- sink = GST_GLSINK (element);
-
- switch (GST_STATE_TRANSITION (element)) {
- case GST_STATE_NULL_TO_READY:
- break;
- case GST_STATE_READY_TO_PAUSED:
- {
- //g_warning("Going GST_STATE_READY_TO_PAUSED: %p", sink->conn);
- }
- break;
- case GST_STATE_PAUSED_TO_PLAYING:
- {
- //g_warning("Going GST_STATE_PAUSED_TO_PLAYING: %p", sink->conn);
- }
- break;
- case GST_STATE_PLAYING_TO_PAUSED:
- break;
- case GST_STATE_PAUSED_TO_READY:
- if (sink->conn)
- sink->conn->close_conn (sink->conn, sink->hook);
- if (sink->last_image) {
- gst_buffer_unref (sink->last_image);
- sink->last_image = NULL;
- }
- break;
- case GST_STATE_READY_TO_NULL:
- gst_glsink_release_conn (sink);
- break;
- }
-
- parent_class->change_state (element);
-
- return GST_STATE_SUCCESS;
-}
-
-static gboolean
-plugin_init (GstPlugin * plugin)
-{
- /* Loading the library containing GstVideoSink, our parent object */
- if (!gst_library_load ("gstvideo"))
- return FALSE;
-
- /* this is needed later on in the _real_ init (during a gst-launch) */
- sink_template = gst_pad_template_new ("sink",
- GST_PAD_SINK, GST_PAD_ALWAYS, NULL);
-
- if (!gst_element_register (plugin, "glsink", GST_RANK_NONE, GST_TYPE_GLSINK))
- return FALSE;
-
- return TRUE;
-}
-
-GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
- GST_VERSION_MINOR,
- "glsink",
- "An OpenGL based video sink - uses OpenGL and GLX to draw video, utilizing different acceleration options",
- plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN);