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vaapidecode: support transform ROI meta

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This will benefit the use case like:

src --->   encode    ---> decode ---> circle ROI ---> sink
     |                |
     --> analyse to -->
         get ROI
This commit is contained in:
Wangfei 2019-08-22 14:33:54 +08:00 committed by Víctor Manuel Jáquez Leal
parent 0592731715
commit 6f8ea02b61
1 changed files with 18 additions and 0 deletions
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18
gst/vaapi/gstvaapidecode.c
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@ -1434,6 +1434,22 @@ gst_vaapidecode_sink_event (GstVideoDecoder * vdec, GstEvent * event)
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (vdec, event);
}
static gboolean
gst_vaapidecode_transform_meta (GstVideoDecoder *
vdec, GstVideoCodecFrame * frame, GstMeta * meta)
{
const GstMetaInfo *info = meta->info;
if (GST_VIDEO_DECODER_CLASS (parent_class)->transform_meta (vdec, frame,
meta))
return TRUE;
if (!g_strcmp0 (g_type_name (info->type), "GstVideoRegionOfInterestMeta"))
return TRUE;
return FALSE;
}
static void
gst_vaapidecode_class_init (GstVaapiDecodeClass * klass)
{
@ -1470,6 +1486,8 @@ gst_vaapidecode_class_init (GstVaapiDecodeClass * klass)
vdec_class->sink_query = GST_DEBUG_FUNCPTR (gst_vaapidecode_sink_query);
vdec_class->getcaps = GST_DEBUG_FUNCPTR (gst_vaapidecode_sink_getcaps);
vdec_class->sink_event = GST_DEBUG_FUNCPTR (gst_vaapidecode_sink_event);
vdec_class->transform_meta =
GST_DEBUG_FUNCPTR (gst_vaapidecode_transform_meta);
map = (GstVaapiDecoderMap *) g_type_get_qdata (G_OBJECT_CLASS_TYPE (klass),
GST_VAAPI_DECODE_PARAMS_QDATA);