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Code Issues Releases Activity

Correctly reset SEI variables.

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Patch by Ivan Schreter, schreter gmx net

Originally committed as revision 17651 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ivan Schreter 2009-02-27 21:28:41 +00:00 committed by Carl Eugen Hoyos
parent 92971e91ec
commit 03831f462e
1 changed files with 15 additions and 12 deletions
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27
libavcodec/h264.c
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@ -2161,6 +2161,18 @@ static av_cold void common_init(H264Context *h){
memset(h->pps.scaling_matrix8, 16, 2*64*sizeof(uint8_t));
}
/**
* Reset SEI values at the beginning of the frame.
*
* @param h H.264 context.
*/
static void reset_sei(H264Context *h) {
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
h->sei_buffering_period_present = 0;
}
static av_cold int decode_init(AVCodecContext *avctx){
H264Context *h= avctx->priv_data;
MpegEncContext * const s = &h->s;
@ -2197,10 +2209,7 @@ static av_cold int decode_init(AVCodecContext *avctx){
h->thread_context[0] = h;
h->outputed_poc = INT_MIN;
h->prev_poc_msb= 1<<16;
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
h->sei_buffering_period_present = 0;
reset_sei(h);
if(avctx->codec_id == CODEC_ID_H264)
avctx->ticks_per_frame = 2;
return 0;
@ -3137,10 +3146,7 @@ static void flush_dpb(AVCodecContext *avctx){
if(h->s.current_picture_ptr)
h->s.current_picture_ptr->reference= 0;
h->s.first_field= 0;
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
h->sei_buffering_period_present = 0;
reset_sei(h);
ff_mpeg_flush(avctx);
}
@ -7407,6 +7413,7 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size){
h->current_slice = 0;
if (!s->first_field)
s->current_picture_ptr= NULL;
reset_sei(h);
}
for(;;){
@ -7744,10 +7751,6 @@ static int decode_frame(AVCodecContext *avctx,
ff_er_frame_end(s);
MPV_frame_end(s);
h->sei_recovery_frame_cnt = -1;
h->sei_dpb_output_delay = 0;
h->sei_cpb_removal_delay = -1;
h->sei_buffering_period_present = 0;
if (cur->field_poc[0]==INT_MAX || cur->field_poc[1]==INT_MAX) {
/* Wait for second field. */