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avviddec: use template caps intersection for accept-caps

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Avoid doing downstream caps queries when accept-caps should just
do a shallow caps check on the element itself

https://bugzilla.gnome.org/show_bug.cgi?id=753623
This commit is contained in:
Thiago Santos 2015-08-14 08:22:39 -03:00
parent 2b387ba827
commit 1a098de5eb
1 changed files with 23 additions and 0 deletions
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23
ext/libav/gstavviddec.c
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@ -78,6 +78,8 @@ static gboolean gst_ffmpegviddec_decide_allocation (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_ffmpegviddec_propose_allocation (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_ffmpegviddec_sink_query (GstVideoDecoder * decoder,
GstQuery * query);
static void gst_ffmpegviddec_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
@ -250,6 +252,7 @@ gst_ffmpegviddec_class_init (GstFFMpegVidDecClass * klass)
viddec_class->drain = gst_ffmpegviddec_finish; /* drain and finish are the same to us */
viddec_class->decide_allocation = gst_ffmpegviddec_decide_allocation;
viddec_class->propose_allocation = gst_ffmpegviddec_propose_allocation;
viddec_class->sink_query = gst_ffmpegviddec_sink_query;
}
static void
@ -269,6 +272,8 @@ gst_ffmpegviddec_init (GstFFMpegVidDec * ffmpegdec)
ffmpegdec->max_threads = DEFAULT_MAX_THREADS;
ffmpegdec->output_corrupt = DEFAULT_OUTPUT_CORRUPT;
GST_PAD_SET_ACCEPT_TEMPLATE (GST_VIDEO_DECODER_SINK_PAD (ffmpegdec));
gst_video_decoder_set_needs_format (GST_VIDEO_DECODER (ffmpegdec), TRUE);
}
@ -1574,6 +1579,24 @@ gst_ffmpegviddec_handle_frame (GstVideoDecoder * decoder,
return ret;
}
static gboolean
gst_ffmpegviddec_sink_query (GstVideoDecoder * decoder, GstQuery * query)
{
gboolean ret;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_ACCEPT_CAPS:
/* resort to the default accept-caps query handling to skip the videodecoder handling */
ret =
gst_pad_query_default (GST_VIDEO_DECODER_SINK_PAD (decoder),
GST_OBJECT_CAST (decoder), query);
break;
default:
ret = gst_video_decoder_sink_query_default (decoder, query);
break;
}
return ret;
}
static gboolean
gst_ffmpegviddec_start (GstVideoDecoder * decoder)