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Merge commit 'b13fc1e344011949929975a3451f78f226aa1de3'

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* commit 'b13fc1e344011949929975a3451f78f226aa1de3':
  h264: do not pass H264Context to h264_slice_header_parse()

Conflicts:
	libavcodec/h264dec.h

Did not merge the h264_slice_header_parse() part. We use a few other
members of H264Context for error checking in that function.

Merged-by: Timothy Gu <timothygu99@gmail.com>
This commit is contained in:
Timothy Gu 2016-08-03 15:41:59 -07:00
commit bca30ed2b6
3 changed files with 14 additions and 14 deletions
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18
libavcodec/h264_refs.c
View File

@ -418,7 +418,7 @@ int ff_h264_build_ref_list(H264Context *h, H264SliceContext *sl)
return 0; return 0;
} }
int ff_h264_decode_ref_pic_list_reordering(const H264Context *h, H264SliceContext *sl) int ff_h264_decode_ref_pic_list_reordering(H264SliceContext *sl, void *logctx)
{ {
int list, index; int list, index;
@ -436,10 +436,10 @@ int ff_h264_decode_ref_pic_list_reordering(const H264Context *h, H264SliceContex
break; break;
if (index >= sl->ref_count[list]) { if (index >= sl->ref_count[list]) {
av_log(h->avctx, AV_LOG_ERROR, "reference count overflow\n"); av_log(logctx, AV_LOG_ERROR, "reference count overflow\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} else if (op > 2) { } else if (op > 2) {
av_log(h->avctx, AV_LOG_ERROR, av_log(logctx, AV_LOG_ERROR,
"illegal modification_of_pic_nums_idc %u\n", "illegal modification_of_pic_nums_idc %u\n",
op); op);
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
@ -821,14 +821,14 @@ int ff_h264_execute_ref_pic_marking(H264Context *h)
return (h->avctx->err_recognition & AV_EF_EXPLODE) ? err : 0; return (h->avctx->err_recognition & AV_EF_EXPLODE) ? err : 0;
} }
int ff_h264_decode_ref_pic_marking(const H264Context *h, H264SliceContext *sl, int ff_h264_decode_ref_pic_marking(H264SliceContext *sl, GetBitContext *gb,
GetBitContext *gb) const H2645NAL *nal, void *logctx)
{ {
int i; int i;
MMCO *mmco = sl->mmco; MMCO *mmco = sl->mmco;
int nb_mmco = 0; int nb_mmco = 0;
if (h->nal_unit_type == H264_NAL_IDR_SLICE) { // FIXME fields if (nal->type == H264_NAL_IDR_SLICE) { // FIXME fields
skip_bits1(gb); // broken_link skip_bits1(gb); // broken_link
if (get_bits1(gb)) { if (get_bits1(gb)) {
mmco[0].opcode = MMCO_LONG; mmco[0].opcode = MMCO_LONG;
@ -863,8 +863,8 @@ int ff_h264_decode_ref_pic_marking(const H264Context *h, H264SliceContext *sl,
if (long_arg >= 32 || if (long_arg >= 32 ||
(long_arg >= 16 && !(opcode == MMCO_SET_MAX_LONG && (long_arg >= 16 && !(opcode == MMCO_SET_MAX_LONG &&
long_arg == 16) && long_arg == 16) &&
!(opcode == MMCO_LONG2UNUSED && FIELD_PICTURE(h)))) { !(opcode == MMCO_LONG2UNUSED && FIELD_PICTURE(sl)))) {
av_log(h->avctx, AV_LOG_ERROR, av_log(logctx, AV_LOG_ERROR,
"illegal long ref in memory management control " "illegal long ref in memory management control "
"operation %d\n", opcode); "operation %d\n", opcode);
return -1; return -1;
@ -873,7 +873,7 @@ int ff_h264_decode_ref_pic_marking(const H264Context *h, H264SliceContext *sl,
} }
if (opcode > (unsigned) MMCO_LONG) { if (opcode > (unsigned) MMCO_LONG) {
av_log(h->avctx, AV_LOG_ERROR, av_log(logctx, AV_LOG_ERROR,
"illegal memory management control operation %d\n", "illegal memory management control operation %d\n",
opcode); opcode);
return -1; return -1;

4
libavcodec/h264_slice.c
View File

@ -1635,7 +1635,7 @@ static int h264_slice_header_parse(const H264Context *h, H264SliceContext *sl,
return ret; return ret;
if (sl->slice_type_nos != AV_PICTURE_TYPE_I) { if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
ret = ff_h264_decode_ref_pic_list_reordering(h, sl); ret = ff_h264_decode_ref_pic_list_reordering(sl, h->avctx);
if (ret < 0) { if (ret < 0) {
sl->ref_count[1] = sl->ref_count[0] = 0; sl->ref_count[1] = sl->ref_count[0] = 0;
return ret; return ret;
@ -1655,7 +1655,7 @@ static int h264_slice_header_parse(const H264Context *h, H264SliceContext *sl,
sl->explicit_ref_marking = 0; sl->explicit_ref_marking = 0;
if (nal->ref_idc) { if (nal->ref_idc) {
ret = ff_h264_decode_ref_pic_marking(h, sl, &sl->gb); ret = ff_h264_decode_ref_pic_marking(sl, &sl->gb, nal, h->avctx);
if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE)) if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }

6
libavcodec/h264dec.h
View File

@ -574,7 +574,7 @@ int ff_h264_get_slice_type(const H264SliceContext *sl);
*/ */
int ff_h264_alloc_tables(H264Context *h); int ff_h264_alloc_tables(H264Context *h);
int ff_h264_decode_ref_pic_list_reordering(const H264Context *h, H264SliceContext *sl); int ff_h264_decode_ref_pic_list_reordering(H264SliceContext *sl, void *logctx);
int ff_h264_build_ref_list(H264Context *h, H264SliceContext *sl); int ff_h264_build_ref_list(H264Context *h, H264SliceContext *sl);
void ff_h264_remove_all_refs(H264Context *h); void ff_h264_remove_all_refs(H264Context *h);
@ -583,8 +583,8 @@ void ff_h264_remove_all_refs(H264Context *h);
*/ */
int ff_h264_execute_ref_pic_marking(H264Context *h); int ff_h264_execute_ref_pic_marking(H264Context *h);
int ff_h264_decode_ref_pic_marking(const H264Context *h, H264SliceContext *sl, int ff_h264_decode_ref_pic_marking(H264SliceContext *sl, GetBitContext *gb,
GetBitContext *gb); const H2645NAL *nal, void *logctx);
void ff_h264_hl_decode_mb(const H264Context *h, H264SliceContext *sl); void ff_h264_hl_decode_mb(const H264Context *h, H264SliceContext *sl);
int ff_h264_decode_init(AVCodecContext *avctx); int ff_h264_decode_init(AVCodecContext *avctx);