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h264_refs: make the H264Context const where possible

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This commit is contained in:
Anton Khirnov 2016-04-11 10:05:25 +02:00
parent a2fd547839
commit 755f79f84c
2 changed files with 9 additions and 8 deletions
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2
libavcodec/h264.h
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@ -686,7 +686,7 @@ 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(H264Context *h, H264SliceContext *sl); int ff_h264_decode_ref_pic_list_reordering(const H264Context *h, H264SliceContext *sl);
void ff_h264_fill_mbaff_ref_list(H264Context *h, H264SliceContext *sl); void ff_h264_fill_mbaff_ref_list(H264Context *h, H264SliceContext *sl);
void ff_h264_remove_all_refs(H264Context *h); void ff_h264_remove_all_refs(H264Context *h);

15
libavcodec/h264_refs.c
View File

@ -74,7 +74,7 @@ static int split_field_copy(H264Ref *dest, H264Picture *src, int parity, int id_
} }
static int build_def_list(H264Ref *def, int def_len, static int build_def_list(H264Ref *def, int def_len,
H264Picture **in, int len, int is_long, int sel) H264Picture * const *in, int len, int is_long, int sel)
{ {
int i[2] = { 0 }; int i[2] = { 0 };
int index = 0; int index = 0;
@ -97,7 +97,8 @@ static int build_def_list(H264Ref *def, int def_len,
return index; return index;
} }
static int add_sorted(H264Picture **sorted, H264Picture **src, int len, int limit, int dir) static int add_sorted(H264Picture **sorted, H264Picture * const *src,
int len, int limit, int dir)
{ {
int i, best_poc; int i, best_poc;
int out_i = 0; int out_i = 0;
@ -119,7 +120,7 @@ static int add_sorted(H264Picture **sorted, H264Picture **src, int len, int limi
return out_i; return out_i;
} }
static void h264_initialise_ref_list(H264Context *h, H264SliceContext *sl) static void h264_initialise_ref_list(const H264Context *h, H264SliceContext *sl)
{ {
int i, len; int i, len;
@ -172,7 +173,7 @@ static void h264_initialise_ref_list(H264Context *h, H264SliceContext *sl)
/** /**
* print short term list * print short term list
*/ */
static void print_short_term(H264Context *h) static void print_short_term(const H264Context *h)
{ {
uint32_t i; uint32_t i;
if (h->avctx->debug & FF_DEBUG_MMCO) { if (h->avctx->debug & FF_DEBUG_MMCO) {
@ -188,7 +189,7 @@ static void print_short_term(H264Context *h)
/** /**
* print long term list * print long term list
*/ */
static void print_long_term(H264Context *h) static void print_long_term(const H264Context *h)
{ {
uint32_t i; uint32_t i;
if (h->avctx->debug & FF_DEBUG_MMCO) { if (h->avctx->debug & FF_DEBUG_MMCO) {
@ -213,7 +214,7 @@ static void print_long_term(H264Context *h)
* @return frame number (short term) or long term index of picture * @return frame number (short term) or long term index of picture
* described by pic_num * described by pic_num
*/ */
static int pic_num_extract(H264Context *h, int pic_num, int *structure) static int pic_num_extract(const H264Context *h, int pic_num, int *structure)
{ {
*structure = h->picture_structure; *structure = h->picture_structure;
if (FIELD_PICTURE(h)) { if (FIELD_PICTURE(h)) {
@ -226,7 +227,7 @@ static int pic_num_extract(H264Context *h, int pic_num, int *structure)
return pic_num; return pic_num;
} }
int ff_h264_decode_ref_pic_list_reordering(H264Context *h, H264SliceContext *sl) int ff_h264_decode_ref_pic_list_reordering(const H264Context *h, H264SliceContext *sl)
{ {
int list, index, pic_structure; int list, index, pic_structure;