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glimagesink: expose context

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* expose context in draw / reshape callbacks
* add context property

https://bugzilla.gnome.org/show_bug.cgi?id=734482
This commit is contained in:
Lubosz Sarnecki 2014-07-07 10:52:06 +02:00 committed by Matthew Waters
parent d2cac06eeb
commit ddaaff3376
1 changed files with 14 additions and 3 deletions
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17
ext/gl/gstglimagesink.c
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@ -173,6 +173,7 @@ enum
ARG_DISPLAY,
PROP_FORCE_ASPECT_RATIO,
PROP_PIXEL_ASPECT_RATIO,
PROP_CONTEXT,
PROP_OTHER_CONTEXT
};
@ -282,6 +283,12 @@ gst_glimage_sink_class_init (GstGLImageSinkClass * klass)
"Give an external OpenGL context with which to share textures",
GST_GL_TYPE_CONTEXT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_CONTEXT,
g_param_spec_object ("context",
"OpenGL context",
"Get OpenGL context",
GST_GL_TYPE_CONTEXT, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
gst_element_class_set_metadata (element_class, "OpenGL video sink",
"Sink/Video", "A videosink based on OpenGL",
"Julien Isorce <julien.isorce@gmail.com>");
@ -303,7 +310,8 @@ gst_glimage_sink_class_init (GstGLImageSinkClass * klass)
gst_glimage_sink_signals[CLIENT_DRAW_SIGNAL] =
g_signal_new ("client-draw", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_generic,
G_TYPE_BOOLEAN, 3, G_TYPE_UINT, G_TYPE_UINT, G_TYPE_UINT);
G_TYPE_BOOLEAN, 4, GST_GL_TYPE_CONTEXT,
G_TYPE_UINT, G_TYPE_UINT, G_TYPE_UINT);
/**
* GstGLImageSink::client-reshape:
@ -320,7 +328,7 @@ gst_glimage_sink_class_init (GstGLImageSinkClass * klass)
gst_glimage_sink_signals[CLIENT_RESHAPE_SIGNAL] =
g_signal_new ("client-reshape", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_generic,
G_TYPE_BOOLEAN, 2, G_TYPE_UINT, G_TYPE_UINT);
G_TYPE_BOOLEAN, 3, GST_GL_TYPE_CONTEXT, G_TYPE_UINT, G_TYPE_UINT);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_glimage_sink_template));
@ -435,6 +443,8 @@ gst_glimage_sink_get_property (GObject * object, guint prop_id,
case PROP_PIXEL_ASPECT_RATIO:
gst_value_set_fraction (value, glimage_sink->par_n, glimage_sink->par_d);
break;
case PROP_CONTEXT:
g_value_set_object (value, glimage_sink->context);
case PROP_OTHER_CONTEXT:
g_value_set_object (value, glimage_sink->other_context);
break;
@ -1093,7 +1103,7 @@ gst_glimage_sink_on_resize (GstGLImageSink * gl_sink, gint width, gint height)
/* check if a client reshape callback is registered */
g_signal_emit (gl_sink, gst_glimage_sink_signals[CLIENT_RESHAPE_SIGNAL], 0,
width, height, &do_reshape);
gl_sink->context, width, height, &do_reshape);
/* default reshape */
if (!do_reshape) {
@ -1169,6 +1179,7 @@ gst_glimage_sink_on_draw (GstGLImageSink * gl_sink)
gl->BindTexture (GL_TEXTURE_2D, 0);
g_signal_emit (gl_sink, gst_glimage_sink_signals[CLIENT_DRAW_SIGNAL], 0,
gl_sink->context,
gl_sink->redisplay_texture, GST_VIDEO_INFO_WIDTH (&gl_sink->info),
GST_VIDEO_INFO_HEIGHT (&gl_sink->info), &do_redisplay);