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Parse dpb_output_delay in SEI picture structure.

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Patch by Ivan Schreter, schreter gmx net

Originally committed as revision 17412 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ivan Schreter 2009-02-18 00:36:07 +00:00 committed by Carl Eugen Hoyos
parent 82e38c2952
commit ff594f81df
2 changed files with 9 additions and 1 deletions
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5
libavcodec/h264.c
View File

@ -2209,6 +2209,7 @@ static av_cold int decode_init(AVCodecContext *avctx){
h->outputed_poc = INT_MIN;
h->prev_poc_msb= 1<<16;
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
return 0;
}
@ -3144,6 +3145,7 @@ static void flush_dpb(AVCodecContext *avctx){
h->s.current_picture_ptr->reference= 0;
h->s.first_field= 0;
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
ff_mpeg_flush(avctx);
}
@ -6782,7 +6784,7 @@ static int decode_picture_timing(H264Context *h){
MpegEncContext * const s = &h->s;
if(h->sps.nal_hrd_parameters_present_flag || h->sps.vcl_hrd_parameters_present_flag){
skip_bits(&s->gb, h->sps.cpb_removal_delay_length); /* cpb_removal_delay */
skip_bits(&s->gb, h->sps.dpb_output_delay_length); /* dpb_output_delay */
h->sei_dpb_output_delay = get_bits(&s->gb, h->sps.dpb_output_delay_length);
}
if(h->sps.pic_struct_present_flag){
unsigned int i, num_clock_ts;
@ -7691,6 +7693,7 @@ static int decode_frame(AVCodecContext *avctx,
MPV_frame_end(s);
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
if (cur->field_poc[0]==INT_MAX || cur->field_poc[1]==INT_MAX) {
/* Wait for second field. */

5
libavcodec/h264.h
View File

@ -501,6 +501,11 @@ typedef struct H264Context{
*/
SEI_PicStructType sei_pic_struct;
/**
* dpb_output_delay in picture timing SEI message, see H.264 C.2.2
*/
int sei_dpb_output_delay;
/**
* recovery_frame_cnt from SEI message
*