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h264: migrate poc gap based has_b_frames calculation into new has_b_frame calculation code.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-11-17 01:08:17 +01:00
parent ed83f84891
commit 4f7ad4c3e4
1 changed files with 2 additions and 10 deletions
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12
libavcodec/h264.c
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@ -1484,7 +1484,8 @@ static void decode_postinit(H264Context *h, int setup_finished){
}
}
out_of_order = MAX_DELAYED_PIC_COUNT - i;
if(cur->f.pict_type == AV_PICTURE_TYPE_B)
if( cur->f.pict_type == AV_PICTURE_TYPE_B
|| (h->last_pocs[MAX_DELAYED_PIC_COUNT-2] > INT_MIN && h->last_pocs[MAX_DELAYED_PIC_COUNT-1] - h->last_pocs[MAX_DELAYED_PIC_COUNT-2] > 2))
out_of_order = FFMAX(out_of_order, 1);
if(s->avctx->has_b_frames < out_of_order && !h->sps.bitstream_restriction_flag){
av_log(s->avctx, AV_LOG_WARNING, "Increasing reorder buffer to %d\n", out_of_order);
@ -1512,15 +1513,6 @@ static void decode_postinit(H264Context *h, int setup_finished){
h->next_outputed_poc= INT_MIN;
out_of_order = out->poc < h->next_outputed_poc;
if(h->sps.bitstream_restriction_flag && s->avctx->has_b_frames >= h->sps.num_reorder_frames)
{ }
else if (s->low_delay &&
((h->next_outputed_poc != INT_MIN && out->poc > h->next_outputed_poc + 2) ||
cur->f.pict_type == AV_PICTURE_TYPE_B)) {
s->low_delay = 0;
s->avctx->has_b_frames++;
}
if(out_of_order || pics > s->avctx->has_b_frames){
out->f.reference &= ~DELAYED_PIC_REF;
out->owner2 = s; // for frame threading, the owner must be the second field's thread