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videodecoder: Ignore caps events if the caps did not change

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=697672
This commit is contained in:
Tom Greenwood 2013-04-10 19:07:00 +01:00 committed by Sebastian Dröge
parent 6e01d1869b
commit 3023521366
1 changed files with 18 additions and 3 deletions
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21
gst-libs/gst/video/gstvideodecoder.c
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@ -756,13 +756,21 @@ gst_video_decoder_setcaps (GstVideoDecoder * decoder, GstCaps * caps)
GST_DEBUG_OBJECT (decoder, "setcaps %" GST_PTR_FORMAT, caps);
GST_VIDEO_DECODER_STREAM_LOCK (decoder);
if (decoder->priv->input_state) {
GST_DEBUG_OBJECT (decoder,
"Checking if caps changed old %" GST_PTR_FORMAT " new %" GST_PTR_FORMAT,
decoder->priv->input_state->caps, caps);
if (gst_caps_is_equal (decoder->priv->input_state->caps, caps))
goto caps_not_changed;
}
state = _new_input_state (caps);
if (G_UNLIKELY (state == NULL))
goto parse_fail;
GST_VIDEO_DECODER_STREAM_LOCK (decoder);
if (decoder_class->set_format)
ret = decoder_class->set_format (decoder, state);
@ -777,11 +785,18 @@ gst_video_decoder_setcaps (GstVideoDecoder * decoder, GstCaps * caps)
return ret;
/* ERRORS */
caps_not_changed:
{
GST_DEBUG_OBJECT (decoder, "Caps did not change - ignore");
GST_VIDEO_DECODER_STREAM_UNLOCK (decoder);
return TRUE;
}
/* ERRORS */
parse_fail:
{
GST_WARNING_OBJECT (decoder, "Failed to parse caps");
GST_VIDEO_DECODER_STREAM_UNLOCK (decoder);
return FALSE;
}