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vdpaumpegdec: reset decoder when we get a discont buffer

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This commit is contained in:
Carl-Anton Ingmarsson 2009-04-26 22:05:11 +02:00 committed by Jan Schmidt
parent 8b3261f91a
commit 4d69d761d2
1 changed files with 27 additions and 0 deletions
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27
sys/vdpau/gstvdpmpegdecoder.c
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@ -73,6 +73,7 @@ GST_DEBUG_CATEGORY_INIT (gst_vdp_mpeg_decoder_debug, "vdpaumpegdec", 0, "VDPAU p
GST_BOILERPLATE_FULL (GstVdpMpegDecoder, gst_vdp_mpeg_decoder,
GstVdpDecoder, GST_TYPE_VDPAU_DECODER, DEBUG_INIT);
static void gst_vdp_mpeg_decoder_init_info (VdpPictureInfoMPEG1Or2 * vdp_info);
static void gst_vdp_mpeg_decoder_finalize (GObject * object);
static void gst_vdp_mpeg_decoder_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
@ -363,6 +364,26 @@ gst_vdp_mpeg_decoder_parse_quant_matrix (GstVdpMpegDecoder * mpeg_dec,
return TRUE;
}
static void
gst_vdp_mpeg_decoder_reset (GstVdpMpegDecoder * mpeg_dec)
{
GSList *iter;
for (iter = mpeg_dec->b_frames; iter; iter = iter->next) {
GstVdpBFrame *b_frame = (GstVdpBFrame *) iter->data;
gst_buffer_unref (b_frame->buffer);
g_slice_free (GstVdpBFrame, b_frame);
}
g_slist_free (mpeg_dec->b_frames);
mpeg_dec->b_frames = NULL;
if (mpeg_dec->vdp_info.forward_reference != VDP_INVALID_HANDLE)
gst_buffer_unref (mpeg_dec->f_buffer);
gst_vdp_mpeg_decoder_init_info (&mpeg_dec->vdp_info);
}
static GstFlowReturn
gst_vdp_mpeg_decoder_chain (GstPad * pad, GstBuffer * buffer)
{
@ -373,6 +394,12 @@ gst_vdp_mpeg_decoder_chain (GstPad * pad, GstBuffer * buffer)
mpeg_dec = GST_VDPAU_MPEG_DECODER (GST_OBJECT_PARENT (pad));
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))) {
GST_DEBUG_OBJECT (mpeg_dec, "Received discont buffer");
gst_vdp_mpeg_decoder_reset (mpeg_dec);
return GST_FLOW_OK;
}
data = GST_BUFFER_DATA (buffer);
end = GST_BUFFER_DATA (buffer) + GST_BUFFER_SIZE (buffer);