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playsink: add property to get the last frame

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Add a property to get the last video frame.

See #620279
This commit is contained in:
Wim Taymans 2010-06-05 10:31:03 +02:00
parent cbff745b49
commit 823089cf68
1 changed files with 17 additions and 0 deletions
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17
gst/playback/gstplaysink.c
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@ -211,6 +211,7 @@ enum
PROP_FONT_DESC,
PROP_SUBTITLE_ENCODING,
PROP_VIS_PLUGIN,
PROP_FRAME,
PROP_LAST
};
@ -306,6 +307,19 @@ gst_play_sink_class_init (GstPlaySinkClass * klass)
g_param_spec_object ("vis-plugin", "Vis plugin",
"the visualization element to use (NULL = default)",
GST_TYPE_ELEMENT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstPlaySink:frame:
* @playsink: a #GstPlaySink
*
* Get the currently rendered or prerolled frame in the video sink.
* The #GstCaps on the buffer will describe the format of the buffer.
*
* Since: 0.10.30
*/
g_object_class_install_property (gobject_klass, PROP_FRAME,
gst_param_spec_mini_object ("frame", "Frame",
"The last frame (NULL = no video available)",
GST_TYPE_BUFFER, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_signal_new ("reconfigure", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (GstPlaySinkClass,
@ -2933,6 +2947,9 @@ gst_play_sink_get_property (GObject * object, guint prop_id,
case PROP_VIS_PLUGIN:
g_value_take_object (value, gst_play_sink_get_vis_plugin (playsink));
break;
case PROP_FRAME:
gst_value_take_buffer (value, gst_play_sink_get_last_frame (playsink));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, spec);
break;