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Parse cbp_removal_delay in SEI picture structure.

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Patch by Ivan Schreter, schreter gmx net

Originally committed as revision 17413 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ivan Schreter 2009-02-18 00:38:10 +00:00 committed by Carl Eugen Hoyos
parent ff594f81df
commit cf6065ca6b
2 changed files with 9 additions and 1 deletions
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5
libavcodec/h264.c
View File

@ -2210,6 +2210,7 @@ static av_cold int decode_init(AVCodecContext *avctx){
h->prev_poc_msb= 1<<16;
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
return 0;
}
@ -3146,6 +3147,7 @@ static void flush_dpb(AVCodecContext *avctx){
h->s.first_field= 0;
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
ff_mpeg_flush(avctx);
}
@ -6783,7 +6785,7 @@ static int decode_slice(struct AVCodecContext *avctx, void *arg){
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 */
h->sei_cpb_removal_delay = get_bits(&s->gb, h->sps.cpb_removal_delay_length);
h->sei_dpb_output_delay = get_bits(&s->gb, h->sps.dpb_output_delay_length);
}
if(h->sps.pic_struct_present_flag){
@ -7694,6 +7696,7 @@ static int decode_frame(AVCodecContext *avctx,
MPV_frame_end(s);
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
if (cur->field_poc[0]==INT_MAX || cur->field_poc[1]==INT_MAX) {
/* Wait for second field. */

5
libavcodec/h264.h
View File

@ -506,6 +506,11 @@ typedef struct H264Context{
*/
int sei_dpb_output_delay;
/**
* cpb_removal_delay in picture timing SEI message, see H.264 C.1.2
*/
int sei_cpb_removal_delay;
/**
* recovery_frame_cnt from SEI message
*