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vdpaumpegdec: drop frames if we haven't got an I_FRAME yet

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This commit is contained in:
Carl-Anton Ingmarsson 2009-04-27 21:30:59 +02:00 committed by Jan Schmidt
parent 66231a619a
commit 3a7a2af1fa
1 changed files with 11 additions and 5 deletions
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16
sys/vdpau/gstvdpmpegdecoder.c
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@ -325,10 +325,14 @@ gst_vdp_mpeg_decoder_parse_picture (GstVdpMpegDecoder * mpeg_dec,
mpeg_dec->vdp_info.picture_coding_type = pic_hdr.pic_type;
if (pic_hdr.pic_type == I_FRAME &&
mpeg_dec->vdp_info.forward_reference != VDP_INVALID_HANDLE) {
gst_buffer_unref (mpeg_dec->f_buffer);
mpeg_dec->vdp_info.forward_reference = VDP_INVALID_HANDLE;
if (pic_hdr.pic_type == I_FRAME) {
if (mpeg_dec->vdp_info.forward_reference != VDP_INVALID_HANDLE) {
gst_buffer_unref (mpeg_dec->f_buffer);
mpeg_dec->vdp_info.forward_reference = VDP_INVALID_HANDLE;
}
} else if (mpeg_dec->vdp_info.forward_reference == VDP_INVALID_HANDLE) {
GST_DEBUG_OBJECT (mpeg_dec, "Drop frame since we've got no I_FRAME yet");
return FALSE;
}
if (mpeg_dec->version == 1) {
@ -439,7 +443,9 @@ gst_vdp_mpeg_decoder_chain (GstPad * pad, GstBuffer * buffer)
case MPEG_PACKET_PICTURE:
GST_DEBUG_OBJECT (mpeg_dec, "MPEG_PACKET_PICTURE");
gst_vdp_mpeg_decoder_parse_picture (mpeg_dec, packet_start, packet_end);
if (!gst_vdp_mpeg_decoder_parse_picture (mpeg_dec, packet_start,
packet_end))
return GST_FLOW_OK;
break;
case MPEG_PACKET_SEQUENCE:
GST_DEBUG_OBJECT (mpeg_dec, "MPEG_PACKET_SEQUENCE");