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msdkdec: support transform_meta virtual method

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Allow the base class to copy GstVideoRegionOfInterestMeta data to the
output buffer when calling gst_video_decoder_finish_frame
This commit is contained in:
Haihao Xiang 2019-11-27 15:16:17 +08:00
parent 8512624a41
commit 52abbeeefb
1 changed files with 18 additions and 0 deletions
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18
sys/msdk/gstmsdkdec.c
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@ -1616,6 +1616,22 @@ gst_msdkdec_postinit_decoder (GstMsdkDec * decoder)
return TRUE;
}
static gboolean
gst_msdkdec_transform_meta (GstVideoDecoder * decoder,
GstVideoCodecFrame * frame, GstMeta * meta)
{
const GstMetaInfo *info = meta->info;
if (GST_VIDEO_DECODER_CLASS (parent_class)->transform_meta (decoder, frame,
meta))
return TRUE;
if (!g_strcmp0 (g_type_name (info->type), "GstVideoRegionOfInterestMeta"))
return TRUE;
return FALSE;
}
static void
gst_msdkdec_class_init (GstMsdkDecClass * klass)
{
@ -1644,6 +1660,8 @@ gst_msdkdec_class_init (GstMsdkDecClass * klass)
GST_DEBUG_FUNCPTR (gst_msdkdec_decide_allocation);
decoder_class->flush = GST_DEBUG_FUNCPTR (gst_msdkdec_flush);
decoder_class->drain = GST_DEBUG_FUNCPTR (gst_msdkdec_drain);
decoder_class->transform_meta =
GST_DEBUG_FUNCPTR (gst_msdkdec_transform_meta);
klass->post_configure = GST_DEBUG_FUNCPTR (gst_msdkdec_post_configure);
klass->preinit_decoder = GST_DEBUG_FUNCPTR (gst_msdkdec_preinit_decoder);