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hevc: store the short term rps flag and size in the context

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For future use by hardware accelerators.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Hendrik Leppkes
2015-01-25 12:58:47 +01:00
committed by Anton Khirnov
parent 36779a8405
commit 4b95e95dba
2 changed files with 7 additions and 3 deletions
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8
libavcodec/hevc.c
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@@ -552,7 +552,7 @@ static int hls_slice_header(HEVCContext *s)
sh->colour_plane_id = get_bits(gb, 2); sh->colour_plane_id = get_bits(gb, 2);
if (!IS_IDR(s)) { if (!IS_IDR(s)) {
int short_term_ref_pic_set_sps_flag, poc; int poc;
sh->pic_order_cnt_lsb = get_bits(gb, s->sps->log2_max_poc_lsb); sh->pic_order_cnt_lsb = get_bits(gb, s->sps->log2_max_poc_lsb);
poc = ff_hevc_compute_poc(s, sh->pic_order_cnt_lsb); poc = ff_hevc_compute_poc(s, sh->pic_order_cnt_lsb);
@@ -565,12 +565,14 @@ static int hls_slice_header(HEVCContext *s)
} }
s->poc = poc; s->poc = poc;
short_term_ref_pic_set_sps_flag = get_bits1(gb); sh->short_term_ref_pic_set_sps_flag = get_bits1(gb);
if (!short_term_ref_pic_set_sps_flag) { if (!sh->short_term_ref_pic_set_sps_flag) {
int pos = get_bits_left(gb);
ret = ff_hevc_decode_short_term_rps(s, &sh->slice_rps, s->sps, 1); ret = ff_hevc_decode_short_term_rps(s, &sh->slice_rps, s->sps, 1);
if (ret < 0) if (ret < 0)
return ret; return ret;
sh->short_term_ref_pic_set_size = pos - get_bits_left(gb);
sh->short_term_rps = &sh->slice_rps; sh->short_term_rps = &sh->slice_rps;
} else { } else {
int numbits, rps_idx; int numbits, rps_idx;

2
libavcodec/hevc.h
View File

@@ -543,6 +543,8 @@ typedef struct SliceHeader {
uint8_t colour_plane_id; uint8_t colour_plane_id;
///< RPS coded in the slice header itself is stored here ///< RPS coded in the slice header itself is stored here
int short_term_ref_pic_set_sps_flag;
int short_term_ref_pic_set_size;
ShortTermRPS slice_rps; ShortTermRPS slice_rps;
const ShortTermRPS *short_term_rps; const ShortTermRPS *short_term_rps;
LongTermRPS long_term_rps; LongTermRPS long_term_rps;