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Memory leak fix patch by (Burkhard Plaum <plaum >at< ipf.uni-stuttgart )dot( de>)

Browse Source 
Originally committed as revision 3717 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Burkhard Plaum 20 years ago committed by Michael Niedermayer
parent 8a6cb11455
commit 073c2593c9
21 changed files with 193 additions and 138 deletions
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  1. 9
      libavcodec/4xm.c
  2. 10
      libavcodec/asv1.c
  3. 1
      libavcodec/avcodec.h
  4. 28
      libavcodec/common.c
  5. 3
      libavcodec/common.h
  6. 2
      libavcodec/dv.c
  7. 16
      libavcodec/h261.c
  8. 58
      libavcodec/h263.c
  9. 12
      libavcodec/h264.c
  10. 4
      libavcodec/huffyuv.c
  11. 14
      libavcodec/mjpeg.c
  12. 33
      libavcodec/mpeg12.c
  13. 4
      libavcodec/mpegaudiodec.c
  14. 15
      libavcodec/mpegvideo.c
  15. 4
      libavcodec/mpegvideo.h
  16. 38
      libavcodec/msmpeg4.c
  17. 4
      libavcodec/rv10.c
  18. 12
      libavcodec/svq1.c
  19. 20
      libavcodec/utils.c
  20. 10
      libavcodec/vp3.c
  21. 6
      libavcodec/wmadec.c

9
libavcodec/4xm.c
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@ -220,17 +220,12 @@ static void idct(DCTELEM block[64]){
} }
static void init_vlcs(FourXContext *f){ static void init_vlcs(FourXContext *f){
static int done = 0;
int i; int i;
if (!done) {
done = 1;
for(i=0; i<4; i++){ for(i=0; i<4; i++){
init_vlc(&block_type_vlc[i], BLOCK_TYPE_VLC_BITS, 7, init_vlc(&block_type_vlc[i], BLOCK_TYPE_VLC_BITS, 7,
&block_type_tab[i][0][1], 2, 1, &block_type_tab[i][0][1], 2, 1,
&block_type_tab[i][0][0], 2, 1); &block_type_tab[i][0][0], 2, 1, 1);
}
} }
} }
@ -544,7 +539,7 @@ static uint8_t *read_huffman_tables(FourXContext *f, uint8_t * const buf){
init_vlc(&f->pre_vlc, ACDC_VLC_BITS, 257, init_vlc(&f->pre_vlc, ACDC_VLC_BITS, 257,
len_tab , 1, 1, len_tab , 1, 1,
bits_tab, 4, 4); bits_tab, 4, 4, 0);
return ptr; return ptr;
} }

10
libavcodec/asv1.c
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@ -137,19 +137,19 @@ static void init_vlcs(ASV1Context *a){
init_vlc(&ccp_vlc, VLC_BITS, 17, init_vlc(&ccp_vlc, VLC_BITS, 17,
&ccp_tab[0][1], 2, 1, &ccp_tab[0][1], 2, 1,
&ccp_tab[0][0], 2, 1); &ccp_tab[0][0], 2, 1, 1);
init_vlc(&dc_ccp_vlc, VLC_BITS, 8, init_vlc(&dc_ccp_vlc, VLC_BITS, 8,
&dc_ccp_tab[0][1], 2, 1, &dc_ccp_tab[0][1], 2, 1,
&dc_ccp_tab[0][0], 2, 1); &dc_ccp_tab[0][0], 2, 1, 1);
init_vlc(&ac_ccp_vlc, VLC_BITS, 16, init_vlc(&ac_ccp_vlc, VLC_BITS, 16,
&ac_ccp_tab[0][1], 2, 1, &ac_ccp_tab[0][1], 2, 1,
&ac_ccp_tab[0][0], 2, 1); &ac_ccp_tab[0][0], 2, 1, 1);
init_vlc(&level_vlc, VLC_BITS, 7, init_vlc(&level_vlc, VLC_BITS, 7,
&level_tab[0][1], 2, 1, &level_tab[0][1], 2, 1,
&level_tab[0][0], 2, 1); &level_tab[0][0], 2, 1, 1);
init_vlc(&asv2_level_vlc, ASV2_LEVEL_VLC_BITS, 63, init_vlc(&asv2_level_vlc, ASV2_LEVEL_VLC_BITS, 63,
&asv2_level_tab[0][1], 2, 1, &asv2_level_tab[0][1], 2, 1,
&asv2_level_tab[0][0], 2, 1); &asv2_level_tab[0][0], 2, 1, 1);
} }
} }

1
libavcodec/avcodec.h
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@ -2200,6 +2200,7 @@ void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size);
/* call av_free_static to release all staticaly allocated tables */ /* call av_free_static to release all staticaly allocated tables */
void av_free_static(void); void av_free_static(void);
void *av_mallocz_static(unsigned int size); void *av_mallocz_static(unsigned int size);
void *av_realloc_static(void *ptr, unsigned int size);
/* add by bero : in adx.c */ /* add by bero : in adx.c */
int is_adx(const unsigned char *buf,size_t bufsize); int is_adx(const unsigned char *buf,size_t bufsize);

28
libavcodec/common.c
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@ -126,13 +126,17 @@ int check_marker(GetBitContext *s, const char *msg)
} }
static int alloc_table(VLC *vlc, int size) static int alloc_table(VLC *vlc, int size, int use_static)
{ {
int index; int index;
index = vlc->table_size; index = vlc->table_size;
vlc->table_size += size; vlc->table_size += size;
if (vlc->table_size > vlc->table_allocated) { if (vlc->table_size > vlc->table_allocated) {
vlc->table_allocated += (1 << vlc->bits); vlc->table_allocated += (1 << vlc->bits);
if(use_static)
vlc->table = av_realloc_static(vlc->table,
sizeof(VLC_TYPE) * 2 * vlc->table_allocated);
else
vlc->table = av_realloc(vlc->table, vlc->table = av_realloc(vlc->table,
sizeof(VLC_TYPE) * 2 * vlc->table_allocated); sizeof(VLC_TYPE) * 2 * vlc->table_allocated);
if (!vlc->table) if (!vlc->table)
@ -145,14 +149,14 @@ static int build_table(VLC *vlc, int table_nb_bits,
int nb_codes, int nb_codes,
const void *bits, int bits_wrap, int bits_size, const void *bits, int bits_wrap, int bits_size,
const void *codes, int codes_wrap, int codes_size, const void *codes, int codes_wrap, int codes_size,
uint32_t code_prefix, int n_prefix) uint32_t code_prefix, int n_prefix, int use_static)
{ {
int i, j, k, n, table_size, table_index, nb, n1, index; int i, j, k, n, table_size, table_index, nb, n1, index;
uint32_t code; uint32_t code;
VLC_TYPE (*table)[2]; VLC_TYPE (*table)[2];
table_size = 1 << table_nb_bits; table_size = 1 << table_nb_bits;
table_index = alloc_table(vlc, table_size); table_index = alloc_table(vlc, table_size, use_static);
#ifdef DEBUG_VLC #ifdef DEBUG_VLC
printf("new table index=%d size=%d code_prefix=%x n=%d\n", printf("new table index=%d size=%d code_prefix=%x n=%d\n",
table_index, table_size, code_prefix, n_prefix); table_index, table_size, code_prefix, n_prefix);
@ -225,7 +229,7 @@ static int build_table(VLC *vlc, int table_nb_bits,
bits, bits_wrap, bits_size, bits, bits_wrap, bits_size,
codes, codes_wrap, codes_size, codes, codes_wrap, codes_size,
(code_prefix << table_nb_bits) | i, (code_prefix << table_nb_bits) | i,
n_prefix + table_nb_bits); n_prefix + table_nb_bits, use_static);
if (index < 0) if (index < 0)
return -1; return -1;
/* note: realloc has been done, so reload tables */ /* note: realloc has been done, so reload tables */
@ -257,15 +261,27 @@ static int build_table(VLC *vlc, int table_nb_bits,
'wrap' and 'size' allows to use any memory configuration and types 'wrap' and 'size' allows to use any memory configuration and types
(byte/word/long) to store the 'bits' and 'codes' tables. (byte/word/long) to store the 'bits' and 'codes' tables.
'use_static' should be set to 1 for tables, which should be freed
with av_free_static(), 0 if free_vlc() will be used.
*/ */
int init_vlc(VLC *vlc, int nb_bits, int nb_codes, int init_vlc(VLC *vlc, int nb_bits, int nb_codes,
const void *bits, int bits_wrap, int bits_size, const void *bits, int bits_wrap, int bits_size,
const void *codes, int codes_wrap, int codes_size) const void *codes, int codes_wrap, int codes_size,
int use_static)
{ {
vlc->bits = nb_bits; vlc->bits = nb_bits;
if(!use_static) {
vlc->table = NULL; vlc->table = NULL;
vlc->table_allocated = 0; vlc->table_allocated = 0;
vlc->table_size = 0; vlc->table_size = 0;
} else {
/* Static tables are initially always NULL, return
if vlc->table != NULL to avoid double allocation */
if(vlc->table)
return 0;
}
#ifdef DEBUG_VLC #ifdef DEBUG_VLC
printf("build table nb_codes=%d\n", nb_codes); printf("build table nb_codes=%d\n", nb_codes);
#endif #endif
@ -273,7 +289,7 @@ int init_vlc(VLC *vlc, int nb_bits, int nb_codes,
if (build_table(vlc, nb_bits, nb_codes, if (build_table(vlc, nb_bits, nb_codes,
bits, bits_wrap, bits_size, bits, bits_wrap, bits_size,
codes, codes_wrap, codes_size, codes, codes_wrap, codes_size,
0, 0) < 0) { 0, 0, use_static) < 0) {
av_free(vlc->table); av_free(vlc->table);
return -1; return -1;
} }

3
libavcodec/common.h
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@ -939,7 +939,8 @@ int check_marker(GetBitContext *s, const char *msg);
void align_get_bits(GetBitContext *s); void align_get_bits(GetBitContext *s);
int init_vlc(VLC *vlc, int nb_bits, int nb_codes, int init_vlc(VLC *vlc, int nb_bits, int nb_codes,
const void *bits, int bits_wrap, int bits_size, const void *bits, int bits_wrap, int bits_size,
const void *codes, int codes_wrap, int codes_size); const void *codes, int codes_wrap, int codes_size,
int use_static);
void free_vlc(VLC *vlc); void free_vlc(VLC *vlc);
/** /**

2
libavcodec/dv.c
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@ -144,7 +144,7 @@ static int dvvideo_init(AVCodecContext *avctx)
/* NOTE: as a trick, we use the fact the no codes are unused /* NOTE: as a trick, we use the fact the no codes are unused
to accelerate the parsing of partial codes */ to accelerate the parsing of partial codes */
init_vlc(&dv_vlc, TEX_VLC_BITS, j, init_vlc(&dv_vlc, TEX_VLC_BITS, j,
new_dv_vlc_len, 1, 1, new_dv_vlc_bits, 2, 2); new_dv_vlc_len, 1, 1, new_dv_vlc_bits, 2, 2, 0);
dv_rl_vlc = av_malloc(dv_vlc.table_size * sizeof(RL_VLC_ELEM)); dv_rl_vlc = av_malloc(dv_vlc.table_size * sizeof(RL_VLC_ELEM));
if (!dv_rl_vlc) { if (!dv_rl_vlc) {

16
libavcodec/h261.c
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@ -282,7 +282,7 @@ void ff_h261_encode_init(MpegEncContext *s){
if (!done) { if (!done) {
done = 1; done = 1;
init_rl(&h261_rl_tcoeff); init_rl(&h261_rl_tcoeff, 1);
} }
s->min_qcoeff= -127; s->min_qcoeff= -127;
@ -372,7 +372,7 @@ static VLC h261_mtype_vlc;
static VLC h261_mv_vlc; static VLC h261_mv_vlc;
static VLC h261_cbp_vlc; static VLC h261_cbp_vlc;
void init_vlc_rl(RLTable *rl); void init_vlc_rl(RLTable *rl, int use_static);
static void h261_decode_init_vlc(H261Context *h){ static void h261_decode_init_vlc(H261Context *h){
static int done = 0; static int done = 0;
@ -381,18 +381,18 @@ static void h261_decode_init_vlc(H261Context *h){
done = 1; done = 1;
init_vlc(&h261_mba_vlc, H261_MBA_VLC_BITS, 35, init_vlc(&h261_mba_vlc, H261_MBA_VLC_BITS, 35,
h261_mba_bits, 1, 1, h261_mba_bits, 1, 1,
h261_mba_code, 1, 1); h261_mba_code, 1, 1, 1);
init_vlc(&h261_mtype_vlc, H261_MTYPE_VLC_BITS, 10, init_vlc(&h261_mtype_vlc, H261_MTYPE_VLC_BITS, 10,
h261_mtype_bits, 1, 1, h261_mtype_bits, 1, 1,
h261_mtype_code, 1, 1); h261_mtype_code, 1, 1, 1);
init_vlc(&h261_mv_vlc, H261_MV_VLC_BITS, 17, init_vlc(&h261_mv_vlc, H261_MV_VLC_BITS, 17,
&h261_mv_tab[0][1], 2, 1, &h261_mv_tab[0][1], 2, 1,
&h261_mv_tab[0][0], 2, 1); &h261_mv_tab[0][0], 2, 1, 1);
init_vlc(&h261_cbp_vlc, H261_CBP_VLC_BITS, 63, init_vlc(&h261_cbp_vlc, H261_CBP_VLC_BITS, 63,
&h261_cbp_tab[0][1], 2, 1, &h261_cbp_tab[0][1], 2, 1,
&h261_cbp_tab[0][0], 2, 1); &h261_cbp_tab[0][0], 2, 1, 1);
init_rl(&h261_rl_tcoeff); init_rl(&h261_rl_tcoeff, 1);
init_vlc_rl(&h261_rl_tcoeff); init_vlc_rl(&h261_rl_tcoeff, 1);
} }
} }

58
libavcodec/h263.c
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@ -1931,9 +1931,9 @@ void h263_encode_init(MpegEncContext *s)
init_uni_dc_tab(); init_uni_dc_tab();
init_rl(&rl_inter); init_rl(&rl_inter, 1);
init_rl(&rl_intra); init_rl(&rl_intra, 1);
init_rl(&rl_intra_aic); init_rl(&rl_intra_aic, 1);
init_uni_mpeg4_rl_tab(&rl_intra, uni_mpeg4_intra_rl_bits, uni_mpeg4_intra_rl_len); init_uni_mpeg4_rl_tab(&rl_intra, uni_mpeg4_intra_rl_bits, uni_mpeg4_intra_rl_len);
init_uni_mpeg4_rl_tab(&rl_inter, uni_mpeg4_inter_rl_bits, uni_mpeg4_inter_rl_len); init_uni_mpeg4_rl_tab(&rl_inter, uni_mpeg4_inter_rl_bits, uni_mpeg4_inter_rl_len);
@ -2797,13 +2797,17 @@ static VLC mb_type_b_vlc;
static VLC h263_mbtype_b_vlc; static VLC h263_mbtype_b_vlc;
static VLC cbpc_b_vlc; static VLC cbpc_b_vlc;
void init_vlc_rl(RLTable *rl) void init_vlc_rl(RLTable *rl, int use_static)
{ {
int i, q; int i, q;
/* Return if static table is already initialized */
if(use_static && rl->rl_vlc[0])
return;
init_vlc(&rl->vlc, 9, rl->n + 1, init_vlc(&rl->vlc, 9, rl->n + 1,
&rl->table_vlc[0][1], 4, 2, &rl->table_vlc[0][1], 4, 2,
&rl->table_vlc[0][0], 4, 2); &rl->table_vlc[0][0], 4, 2, use_static);
for(q=0; q<32; q++){ for(q=0; q<32; q++){
@ -2814,7 +2818,9 @@ void init_vlc_rl(RLTable *rl)
qmul=1; qmul=1;
qadd=0; qadd=0;
} }
if(use_static)
rl->rl_vlc[q]= av_mallocz_static(rl->vlc.table_size*sizeof(RL_VLC_ELEM));
else
rl->rl_vlc[q]= av_malloc(rl->vlc.table_size*sizeof(RL_VLC_ELEM)); rl->rl_vlc[q]= av_malloc(rl->vlc.table_size*sizeof(RL_VLC_ELEM));
for(i=0; i<rl->vlc.table_size; i++){ for(i=0; i<rl->vlc.table_size; i++){
int code= rl->vlc.table[i][0]; int code= rl->vlc.table[i][0];
@ -2856,44 +2862,44 @@ void h263_decode_init_vlc(MpegEncContext *s)
init_vlc(&intra_MCBPC_vlc, INTRA_MCBPC_VLC_BITS, 9, init_vlc(&intra_MCBPC_vlc, INTRA_MCBPC_VLC_BITS, 9,
intra_MCBPC_bits, 1, 1, intra_MCBPC_bits, 1, 1,
intra_MCBPC_code, 1, 1); intra_MCBPC_code, 1, 1, 1);
init_vlc(&inter_MCBPC_vlc, INTER_MCBPC_VLC_BITS, 28, init_vlc(&inter_MCBPC_vlc, INTER_MCBPC_VLC_BITS, 28,
inter_MCBPC_bits, 1, 1, inter_MCBPC_bits, 1, 1,
inter_MCBPC_code, 1, 1); inter_MCBPC_code, 1, 1, 1);
init_vlc(&cbpy_vlc, CBPY_VLC_BITS, 16, init_vlc(&cbpy_vlc, CBPY_VLC_BITS, 16,
&cbpy_tab[0][1], 2, 1, &cbpy_tab[0][1], 2, 1,
&cbpy_tab[0][0], 2, 1); &cbpy_tab[0][0], 2, 1, 1);
init_vlc(&mv_vlc, MV_VLC_BITS, 33, init_vlc(&mv_vlc, MV_VLC_BITS, 33,
&mvtab[0][1], 2, 1, &mvtab[0][1], 2, 1,
&mvtab[0][0], 2, 1); &mvtab[0][0], 2, 1, 1);
init_rl(&rl_inter); init_rl(&rl_inter, 1);
init_rl(&rl_intra); init_rl(&rl_intra, 1);
init_rl(&rvlc_rl_inter); init_rl(&rvlc_rl_inter, 1);
init_rl(&rvlc_rl_intra); init_rl(&rvlc_rl_intra, 1);
init_rl(&rl_intra_aic); init_rl(&rl_intra_aic, 1);
init_vlc_rl(&rl_inter); init_vlc_rl(&rl_inter, 1);
init_vlc_rl(&rl_intra); init_vlc_rl(&rl_intra, 1);
init_vlc_rl(&rvlc_rl_inter); init_vlc_rl(&rvlc_rl_inter, 1);
init_vlc_rl(&rvlc_rl_intra); init_vlc_rl(&rvlc_rl_intra, 1);
init_vlc_rl(&rl_intra_aic); init_vlc_rl(&rl_intra_aic, 1);
init_vlc(&dc_lum, DC_VLC_BITS, 10 /* 13 */, init_vlc(&dc_lum, DC_VLC_BITS, 10 /* 13 */,
&DCtab_lum[0][1], 2, 1, &DCtab_lum[0][1], 2, 1,
&DCtab_lum[0][0], 2, 1); &DCtab_lum[0][0], 2, 1, 1);
init_vlc(&dc_chrom, DC_VLC_BITS, 10 /* 13 */, init_vlc(&dc_chrom, DC_VLC_BITS, 10 /* 13 */,
&DCtab_chrom[0][1], 2, 1, &DCtab_chrom[0][1], 2, 1,
&DCtab_chrom[0][0], 2, 1); &DCtab_chrom[0][0], 2, 1, 1);
init_vlc(&sprite_trajectory, SPRITE_TRAJ_VLC_BITS, 15, init_vlc(&sprite_trajectory, SPRITE_TRAJ_VLC_BITS, 15,
&sprite_trajectory_tab[0][1], 4, 2, &sprite_trajectory_tab[0][1], 4, 2,
&sprite_trajectory_tab[0][0], 4, 2); &sprite_trajectory_tab[0][0], 4, 2, 1);
init_vlc(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4, init_vlc(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4,
&mb_type_b_tab[0][1], 2, 1, &mb_type_b_tab[0][1], 2, 1,
&mb_type_b_tab[0][0], 2, 1); &mb_type_b_tab[0][0], 2, 1, 1);
init_vlc(&h263_mbtype_b_vlc, H263_MBTYPE_B_VLC_BITS, 15, init_vlc(&h263_mbtype_b_vlc, H263_MBTYPE_B_VLC_BITS, 15,
&h263_mbtype_b_tab[0][1], 2, 1, &h263_mbtype_b_tab[0][1], 2, 1,
&h263_mbtype_b_tab[0][0], 2, 1); &h263_mbtype_b_tab[0][0], 2, 1, 1);
init_vlc(&cbpc_b_vlc, CBPC_B_VLC_BITS, 4, init_vlc(&cbpc_b_vlc, CBPC_B_VLC_BITS, 4,
&cbpc_b_tab[0][1], 2, 1, &cbpc_b_tab[0][1], 2, 1,
&cbpc_b_tab[0][0], 2, 1); &cbpc_b_tab[0][0], 2, 1, 1);
} }
} }

12
libavcodec/h264.c
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@ -2091,33 +2091,33 @@ static void decode_init_vlc(H264Context *h){
init_vlc(&chroma_dc_coeff_token_vlc, CHROMA_DC_COEFF_TOKEN_VLC_BITS, 4*5, init_vlc(&chroma_dc_coeff_token_vlc, CHROMA_DC_COEFF_TOKEN_VLC_BITS, 4*5,
&chroma_dc_coeff_token_len [0], 1, 1, &chroma_dc_coeff_token_len [0], 1, 1,
&chroma_dc_coeff_token_bits[0], 1, 1); &chroma_dc_coeff_token_bits[0], 1, 1, 1);
for(i=0; i<4; i++){ for(i=0; i<4; i++){
init_vlc(&coeff_token_vlc[i], COEFF_TOKEN_VLC_BITS, 4*17, init_vlc(&coeff_token_vlc[i], COEFF_TOKEN_VLC_BITS, 4*17,
&coeff_token_len [i][0], 1, 1, &coeff_token_len [i][0], 1, 1,
&coeff_token_bits[i][0], 1, 1); &coeff_token_bits[i][0], 1, 1, 1);
} }
for(i=0; i<3; i++){ for(i=0; i<3; i++){
init_vlc(&chroma_dc_total_zeros_vlc[i], CHROMA_DC_TOTAL_ZEROS_VLC_BITS, 4, init_vlc(&chroma_dc_total_zeros_vlc[i], CHROMA_DC_TOTAL_ZEROS_VLC_BITS, 4,
&chroma_dc_total_zeros_len [i][0], 1, 1, &chroma_dc_total_zeros_len [i][0], 1, 1,
&chroma_dc_total_zeros_bits[i][0], 1, 1); &chroma_dc_total_zeros_bits[i][0], 1, 1, 1);
} }
for(i=0; i<15; i++){ for(i=0; i<15; i++){
init_vlc(&total_zeros_vlc[i], TOTAL_ZEROS_VLC_BITS, 16, init_vlc(&total_zeros_vlc[i], TOTAL_ZEROS_VLC_BITS, 16,
&total_zeros_len [i][0], 1, 1, &total_zeros_len [i][0], 1, 1,
&total_zeros_bits[i][0], 1, 1); &total_zeros_bits[i][0], 1, 1, 1);
} }
for(i=0; i<6; i++){ for(i=0; i<6; i++){
init_vlc(&run_vlc[i], RUN_VLC_BITS, 7, init_vlc(&run_vlc[i], RUN_VLC_BITS, 7,
&run_len [i][0], 1, 1, &run_len [i][0], 1, 1,
&run_bits[i][0], 1, 1); &run_bits[i][0], 1, 1, 1);
} }
init_vlc(&run7_vlc, RUN7_VLC_BITS, 16, init_vlc(&run7_vlc, RUN7_VLC_BITS, 16,
&run_len [6][0], 1, 1, &run_len [6][0], 1, 1,
&run_bits[6][0], 1, 1); &run_bits[6][0], 1, 1, 1);
} }
} }

4
libavcodec/huffyuv.c
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@ -308,7 +308,7 @@ printf("%6X, %2d, %3d\n", s->bits[i][j], s->len[i][j], j);
} }
#endif #endif
free_vlc(&s->vlc[i]); free_vlc(&s->vlc[i]);
init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1, s->bits[i], 4, 4); init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1, s->bits[i], 4, 4, 0);
} }
return (get_bits_count(&gb)+7)/8; return (get_bits_count(&gb)+7)/8;
@ -336,7 +336,7 @@ static int read_old_huffman_tables(HYuvContext *s){
for(i=0; i<3; i++){ for(i=0; i<3; i++){
free_vlc(&s->vlc[i]); free_vlc(&s->vlc[i]);
init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1, s->bits[i], 4, 4); init_vlc(&s->vlc[i], VLC_BITS, 256, s->len[i], 1, 1, s->bits[i], 4, 4, 0);
} }
return 0; return 0;

14
libavcodec/mjpeg.c
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@ -844,7 +844,7 @@ typedef struct MJpegDecodeContext {
static int mjpeg_decode_dht(MJpegDecodeContext *s); static int mjpeg_decode_dht(MJpegDecodeContext *s);
static int build_vlc(VLC *vlc, const uint8_t *bits_table, const uint8_t *val_table, static int build_vlc(VLC *vlc, const uint8_t *bits_table, const uint8_t *val_table,
int nb_codes) int nb_codes, int use_static)
{ {
uint8_t huff_size[256]; uint8_t huff_size[256];
uint16_t huff_code[256]; uint16_t huff_code[256];
@ -852,7 +852,7 @@ static int build_vlc(VLC *vlc, const uint8_t *bits_table, const uint8_t *val_tab
memset(huff_size, 0, sizeof(huff_size)); memset(huff_size, 0, sizeof(huff_size));
build_huffman_codes(huff_size, huff_code, bits_table, val_table); build_huffman_codes(huff_size, huff_code, bits_table, val_table);
return init_vlc(vlc, 9, nb_codes, huff_size, 1, 1, huff_code, 2, 2); return init_vlc(vlc, 9, nb_codes, huff_size, 1, 1, huff_code, 2, 2, use_static);
} }
static int mjpeg_decode_init(AVCodecContext *avctx) static int mjpeg_decode_init(AVCodecContext *avctx)
@ -882,10 +882,10 @@ static int mjpeg_decode_init(AVCodecContext *avctx)
s->first_picture = 1; s->first_picture = 1;
s->org_height = avctx->coded_height; s->org_height = avctx->coded_height;
build_vlc(&s->vlcs[0][0], bits_dc_luminance, val_dc_luminance, 12); build_vlc(&s->vlcs[0][0], bits_dc_luminance, val_dc_luminance, 12, 0);
build_vlc(&s->vlcs[0][1], bits_dc_chrominance, val_dc_chrominance, 12); build_vlc(&s->vlcs[0][1], bits_dc_chrominance, val_dc_chrominance, 12, 0);
build_vlc(&s->vlcs[1][0], bits_ac_luminance, val_ac_luminance, 251); build_vlc(&s->vlcs[1][0], bits_ac_luminance, val_ac_luminance, 251, 0);
build_vlc(&s->vlcs[1][1], bits_ac_chrominance, val_ac_chrominance, 251); build_vlc(&s->vlcs[1][1], bits_ac_chrominance, val_ac_chrominance, 251, 0);
if (avctx->flags & CODEC_FLAG_EXTERN_HUFF) if (avctx->flags & CODEC_FLAG_EXTERN_HUFF)
{ {
@ -1036,7 +1036,7 @@ static int mjpeg_decode_dht(MJpegDecodeContext *s)
free_vlc(&s->vlcs[class][index]); free_vlc(&s->vlcs[class][index]);
dprintf("class=%d index=%d nb_codes=%d\n", dprintf("class=%d index=%d nb_codes=%d\n",
class, index, code_max + 1); class, index, code_max + 1);
if(build_vlc(&s->vlcs[class][index], bits_table, val_table, code_max + 1) < 0){ if(build_vlc(&s->vlcs[class][index], bits_table, val_table, code_max + 1, 0) < 0){
return -1; return -1;
} }
} }

33
libavcodec/mpeg12.c
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@ -104,16 +104,19 @@ static uint8_t mpeg1_index_run[2][64];
static int8_t mpeg1_max_level[2][64]; static int8_t mpeg1_max_level[2][64];
#endif //CONFIG_ENCODERS #endif //CONFIG_ENCODERS
static void init_2d_vlc_rl(RLTable *rl) static void init_2d_vlc_rl(RLTable *rl, int use_static)
{ {
int i; int i;
init_vlc(&rl->vlc, TEX_VLC_BITS, rl->n + 2, init_vlc(&rl->vlc, TEX_VLC_BITS, rl->n + 2,
&rl->table_vlc[0][1], 4, 2, &rl->table_vlc[0][1], 4, 2,
&rl->table_vlc[0][0], 4, 2); &rl->table_vlc[0][0], 4, 2, use_static);
if(use_static)
rl->rl_vlc[0]= av_mallocz_static(rl->vlc.table_size*sizeof(RL_VLC_ELEM));
else
rl->rl_vlc[0]= av_malloc(rl->vlc.table_size*sizeof(RL_VLC_ELEM)); rl->rl_vlc[0]= av_malloc(rl->vlc.table_size*sizeof(RL_VLC_ELEM));
for(i=0; i<rl->vlc.table_size; i++){ for(i=0; i<rl->vlc.table_size; i++){
int code= rl->vlc.table[i][0]; int code= rl->vlc.table[i][0];
int len = rl->vlc.table[i][1]; int len = rl->vlc.table[i][1];
@ -763,7 +766,7 @@ void ff_mpeg1_encode_init(MpegEncContext *s)
int i; int i;
done=1; done=1;
init_rl(&rl_mpeg1); init_rl(&rl_mpeg1, 1);
for(i=0; i<64; i++) for(i=0; i<64; i++)
{ {
@ -991,31 +994,31 @@ static void init_vlcs(void)
init_vlc(&dc_lum_vlc, DC_VLC_BITS, 12, init_vlc(&dc_lum_vlc, DC_VLC_BITS, 12,
vlc_dc_lum_bits, 1, 1, vlc_dc_lum_bits, 1, 1,
vlc_dc_lum_code, 2, 2); vlc_dc_lum_code, 2, 2, 1);
init_vlc(&dc_chroma_vlc, DC_VLC_BITS, 12, init_vlc(&dc_chroma_vlc, DC_VLC_BITS, 12,
vlc_dc_chroma_bits, 1, 1, vlc_dc_chroma_bits, 1, 1,
vlc_dc_chroma_code, 2, 2); vlc_dc_chroma_code, 2, 2, 1);
init_vlc(&mv_vlc, MV_VLC_BITS, 17, init_vlc(&mv_vlc, MV_VLC_BITS, 17,
&mbMotionVectorTable[0][1], 2, 1, &mbMotionVectorTable[0][1], 2, 1,
&mbMotionVectorTable[0][0], 2, 1); &mbMotionVectorTable[0][0], 2, 1, 1);
init_vlc(&mbincr_vlc, MBINCR_VLC_BITS, 36, init_vlc(&mbincr_vlc, MBINCR_VLC_BITS, 36,
&mbAddrIncrTable[0][1], 2, 1, &mbAddrIncrTable[0][1], 2, 1,
&mbAddrIncrTable[0][0], 2, 1); &mbAddrIncrTable[0][0], 2, 1, 1);
init_vlc(&mb_pat_vlc, MB_PAT_VLC_BITS, 64, init_vlc(&mb_pat_vlc, MB_PAT_VLC_BITS, 64,
&mbPatTable[0][1], 2, 1, &mbPatTable[0][1], 2, 1,
&mbPatTable[0][0], 2, 1); &mbPatTable[0][0], 2, 1, 1);
init_vlc(&mb_ptype_vlc, MB_PTYPE_VLC_BITS, 7, init_vlc(&mb_ptype_vlc, MB_PTYPE_VLC_BITS, 7,
&table_mb_ptype[0][1], 2, 1, &table_mb_ptype[0][1], 2, 1,
&table_mb_ptype[0][0], 2, 1); &table_mb_ptype[0][0], 2, 1, 1);
init_vlc(&mb_btype_vlc, MB_BTYPE_VLC_BITS, 11, init_vlc(&mb_btype_vlc, MB_BTYPE_VLC_BITS, 11,
&table_mb_btype[0][1], 2, 1, &table_mb_btype[0][1], 2, 1,
&table_mb_btype[0][0], 2, 1); &table_mb_btype[0][0], 2, 1, 1);
init_rl(&rl_mpeg1); init_rl(&rl_mpeg1, 1);
init_rl(&rl_mpeg2); init_rl(&rl_mpeg2, 1);
init_2d_vlc_rl(&rl_mpeg1); init_2d_vlc_rl(&rl_mpeg1, 1);
init_2d_vlc_rl(&rl_mpeg2); init_2d_vlc_rl(&rl_mpeg2, 1);
} }
} }

4
libavcodec/mpegaudiodec.c
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@ -375,7 +375,7 @@ static int decode_init(AVCodecContext * avctx)
n = xsize * xsize; n = xsize * xsize;
/* XXX: fail test */ /* XXX: fail test */
init_vlc(&huff_vlc[i], 8, n, init_vlc(&huff_vlc[i], 8, n,
h->bits, 1, 1, h->codes, 2, 2); h->bits, 1, 1, h->codes, 2, 2, 1);
code_table = av_mallocz(n); code_table = av_mallocz(n);
j = 0; j = 0;
@ -387,7 +387,7 @@ static int decode_init(AVCodecContext * avctx)
} }
for(i=0;i<2;i++) { for(i=0;i<2;i++) {
init_vlc(&huff_quad_vlc[i], i == 0 ? 7 : 4, 16, init_vlc(&huff_quad_vlc[i], i == 0 ? 7 : 4, 16,
mpa_quad_bits[i], 1, 1, mpa_quad_codes[i], 1, 1); mpa_quad_bits[i], 1, 1, mpa_quad_codes[i], 1, 1, 1);
} }
for(i=0;i<9;i++) { for(i=0;i<9;i++) {

15
libavcodec/mpegvideo.c
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@ -1267,12 +1267,16 @@ int MPV_encode_end(AVCodecContext *avctx)
#endif //CONFIG_ENCODERS #endif //CONFIG_ENCODERS
void init_rl(RLTable *rl) void init_rl(RLTable *rl, int use_static)
{ {
int8_t max_level[MAX_RUN+1], max_run[MAX_LEVEL+1]; int8_t max_level[MAX_RUN+1], max_run[MAX_LEVEL+1];
uint8_t index_run[MAX_RUN+1]; uint8_t index_run[MAX_RUN+1];
int last, run, level, start, end, i; int last, run, level, start, end, i;
/* If table is static, we can quit if rl->max_level[0] is not NULL */
if(use_static && rl->max_level[0])
return;
/* compute max_level[], max_run[] and index_run[] */ /* compute max_level[], max_run[] and index_run[] */
for(last=0;last<2;last++) { for(last=0;last<2;last++) {
if (last == 0) { if (last == 0) {
@ -1296,10 +1300,19 @@ void init_rl(RLTable *rl)
if (run > max_run[level]) if (run > max_run[level])
max_run[level] = run; max_run[level] = run;
} }
if(use_static)
rl->max_level[last] = av_mallocz_static(MAX_RUN + 1);
else
rl->max_level[last] = av_malloc(MAX_RUN + 1); rl->max_level[last] = av_malloc(MAX_RUN + 1);
memcpy(rl->max_level[last], max_level, MAX_RUN + 1); memcpy(rl->max_level[last], max_level, MAX_RUN + 1);
if(use_static)
rl->max_run[last] = av_mallocz_static(MAX_LEVEL + 1);
else
rl->max_run[last] = av_malloc(MAX_LEVEL + 1); rl->max_run[last] = av_malloc(MAX_LEVEL + 1);
memcpy(rl->max_run[last], max_run, MAX_LEVEL + 1); memcpy(rl->max_run[last], max_run, MAX_LEVEL + 1);
if(use_static)
rl->index_run[last] = av_mallocz_static(MAX_RUN + 1);
else
rl->index_run[last] = av_malloc(MAX_RUN + 1); rl->index_run[last] = av_malloc(MAX_RUN + 1);
memcpy(rl->index_run[last], index_run, MAX_RUN + 1); memcpy(rl->index_run[last], index_run, MAX_RUN + 1);
} }

4
libavcodec/mpegvideo.h
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@ -841,8 +841,8 @@ typedef struct RLTable {
RL_VLC_ELEM *rl_vlc[32]; ///< decoding only RL_VLC_ELEM *rl_vlc[32]; ///< decoding only
} RLTable; } RLTable;
void init_rl(RLTable *rl); void init_rl(RLTable *rl, int use_static);
void init_vlc_rl(RLTable *rl); void init_vlc_rl(RLTable *rl, int use_static);
static inline int get_rl_index(const RLTable *rl, int last, int run, int level) static inline int get_rl_index(const RLTable *rl, int last, int run, int level)
{ {

38
libavcodec/msmpeg4.c
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@ -239,7 +239,7 @@ void ff_msmpeg4_encode_init(MpegEncContext *s)
init_mv_table(&mv_tables[0]); init_mv_table(&mv_tables[0]);
init_mv_table(&mv_tables[1]); init_mv_table(&mv_tables[1]);
for(i=0;i<NB_RL_TABLES;i++) for(i=0;i<NB_RL_TABLES;i++)
init_rl(&rl_table[i]); init_rl(&rl_table[i], 1);
for(i=0; i<NB_RL_TABLES; i++){ for(i=0; i<NB_RL_TABLES; i++){
int level; int level;
@ -1111,69 +1111,69 @@ int ff_msmpeg4_decode_init(MpegEncContext *s)
done = 1; done = 1;
for(i=0;i<NB_RL_TABLES;i++) { for(i=0;i<NB_RL_TABLES;i++) {
init_rl(&rl_table[i]); init_rl(&rl_table[i], 1);
init_vlc_rl(&rl_table[i]); init_vlc_rl(&rl_table[i], 1);
} }
for(i=0;i<2;i++) { for(i=0;i<2;i++) {
mv = &mv_tables[i]; mv = &mv_tables[i];
init_vlc(&mv->vlc, MV_VLC_BITS, mv->n + 1, init_vlc(&mv->vlc, MV_VLC_BITS, mv->n + 1,
mv->table_mv_bits, 1, 1, mv->table_mv_bits, 1, 1,
mv->table_mv_code, 2, 2); mv->table_mv_code, 2, 2, 1);
} }
init_vlc(&dc_lum_vlc[0], DC_VLC_BITS, 120, init_vlc(&dc_lum_vlc[0], DC_VLC_BITS, 120,
&table0_dc_lum[0][1], 8, 4, &table0_dc_lum[0][1], 8, 4,
&table0_dc_lum[0][0], 8, 4); &table0_dc_lum[0][0], 8, 4, 1);
init_vlc(&dc_chroma_vlc[0], DC_VLC_BITS, 120, init_vlc(&dc_chroma_vlc[0], DC_VLC_BITS, 120,
&table0_dc_chroma[0][1], 8, 4, &table0_dc_chroma[0][1], 8, 4,
&table0_dc_chroma[0][0], 8, 4); &table0_dc_chroma[0][0], 8, 4, 1);
init_vlc(&dc_lum_vlc[1], DC_VLC_BITS, 120, init_vlc(&dc_lum_vlc[1], DC_VLC_BITS, 120,
&table1_dc_lum[0][1], 8, 4, &table1_dc_lum[0][1], 8, 4,
&table1_dc_lum[0][0], 8, 4); &table1_dc_lum[0][0], 8, 4, 1);
init_vlc(&dc_chroma_vlc[1], DC_VLC_BITS, 120, init_vlc(&dc_chroma_vlc[1], DC_VLC_BITS, 120,
&table1_dc_chroma[0][1], 8, 4, &table1_dc_chroma[0][1], 8, 4,
&table1_dc_chroma[0][0], 8, 4); &table1_dc_chroma[0][0], 8, 4, 1);
init_vlc(&v2_dc_lum_vlc, DC_VLC_BITS, 512, init_vlc(&v2_dc_lum_vlc, DC_VLC_BITS, 512,
&v2_dc_lum_table[0][1], 8, 4, &v2_dc_lum_table[0][1], 8, 4,
&v2_dc_lum_table[0][0], 8, 4); &v2_dc_lum_table[0][0], 8, 4, 1);
init_vlc(&v2_dc_chroma_vlc, DC_VLC_BITS, 512, init_vlc(&v2_dc_chroma_vlc, DC_VLC_BITS, 512,
&v2_dc_chroma_table[0][1], 8, 4, &v2_dc_chroma_table[0][1], 8, 4,
&v2_dc_chroma_table[0][0], 8, 4); &v2_dc_chroma_table[0][0], 8, 4, 1);
init_vlc(&cbpy_vlc, CBPY_VLC_BITS, 16, init_vlc(&cbpy_vlc, CBPY_VLC_BITS, 16,
&cbpy_tab[0][1], 2, 1, &cbpy_tab[0][1], 2, 1,
&cbpy_tab[0][0], 2, 1); &cbpy_tab[0][0], 2, 1, 1);
init_vlc(&v2_intra_cbpc_vlc, V2_INTRA_CBPC_VLC_BITS, 4, init_vlc(&v2_intra_cbpc_vlc, V2_INTRA_CBPC_VLC_BITS, 4,
&v2_intra_cbpc[0][1], 2, 1, &v2_intra_cbpc[0][1], 2, 1,
&v2_intra_cbpc[0][0], 2, 1); &v2_intra_cbpc[0][0], 2, 1, 1);
init_vlc(&v2_mb_type_vlc, V2_MB_TYPE_VLC_BITS, 8, init_vlc(&v2_mb_type_vlc, V2_MB_TYPE_VLC_BITS, 8,
&v2_mb_type[0][1], 2, 1, &v2_mb_type[0][1], 2, 1,
&v2_mb_type[0][0], 2, 1); &v2_mb_type[0][0], 2, 1, 1);
init_vlc(&v2_mv_vlc, V2_MV_VLC_BITS, 33, init_vlc(&v2_mv_vlc, V2_MV_VLC_BITS, 33,
&mvtab[0][1], 2, 1, &mvtab[0][1], 2, 1,
&mvtab[0][0], 2, 1); &mvtab[0][0], 2, 1, 1);
for(i=0; i<4; i++){ for(i=0; i<4; i++){
init_vlc(&mb_non_intra_vlc[i], MB_NON_INTRA_VLC_BITS, 128, init_vlc(&mb_non_intra_vlc[i], MB_NON_INTRA_VLC_BITS, 128,
&wmv2_inter_table[i][0][1], 8, 4, &wmv2_inter_table[i][0][1], 8, 4,
&wmv2_inter_table[i][0][0], 8, 4); //FIXME name? &wmv2_inter_table[i][0][0], 8, 4, 1); //FIXME name?
} }
init_vlc(&mb_intra_vlc, MB_INTRA_VLC_BITS, 64, init_vlc(&mb_intra_vlc, MB_INTRA_VLC_BITS, 64,
&table_mb_intra[0][1], 4, 2, &table_mb_intra[0][1], 4, 2,
&table_mb_intra[0][0], 4, 2); &table_mb_intra[0][0], 4, 2, 1);
init_vlc(&v1_intra_cbpc_vlc, V1_INTRA_CBPC_VLC_BITS, 8, init_vlc(&v1_intra_cbpc_vlc, V1_INTRA_CBPC_VLC_BITS, 8,
intra_MCBPC_bits, 1, 1, intra_MCBPC_bits, 1, 1,
intra_MCBPC_code, 1, 1); intra_MCBPC_code, 1, 1, 1);
init_vlc(&v1_inter_cbpc_vlc, V1_INTER_CBPC_VLC_BITS, 25, init_vlc(&v1_inter_cbpc_vlc, V1_INTER_CBPC_VLC_BITS, 25,
inter_MCBPC_bits, 1, 1, inter_MCBPC_bits, 1, 1,
inter_MCBPC_code, 1, 1); inter_MCBPC_code, 1, 1, 1);
init_vlc(&inter_intra_vlc, INTER_INTRA_VLC_BITS, 4, init_vlc(&inter_intra_vlc, INTER_INTRA_VLC_BITS, 4,
&table_inter_intra[0][1], 2, 1, &table_inter_intra[0][1], 2, 1,
&table_inter_intra[0][0], 2, 1); &table_inter_intra[0][0], 2, 1, 1);
} }
switch(s->msmpeg4_version){ switch(s->msmpeg4_version){

4
libavcodec/rv10.c
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@ -518,10 +518,10 @@ static int rv10_decode_init(AVCodecContext *avctx)
if (!done) { if (!done) {
init_vlc(&rv_dc_lum, DC_VLC_BITS, 256, init_vlc(&rv_dc_lum, DC_VLC_BITS, 256,
rv_lum_bits, 1, 1, rv_lum_bits, 1, 1,
rv_lum_code, 2, 2); rv_lum_code, 2, 2, 1);
init_vlc(&rv_dc_chrom, DC_VLC_BITS, 256, init_vlc(&rv_dc_chrom, DC_VLC_BITS, 256,
rv_chrom_bits, 1, 1, rv_chrom_bits, 1, 1,
rv_chrom_code, 2, 2); rv_chrom_code, 2, 2, 1);
done = 1; done = 1;
} }

12
libavcodec/svq1.c
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@ -844,28 +844,28 @@ static int svq1_decode_init(AVCodecContext *avctx)
init_vlc(&svq1_block_type, 2, 4, init_vlc(&svq1_block_type, 2, 4,
&svq1_block_type_vlc[0][1], 2, 1, &svq1_block_type_vlc[0][1], 2, 1,
&svq1_block_type_vlc[0][0], 2, 1); &svq1_block_type_vlc[0][0], 2, 1, 1);
init_vlc(&svq1_motion_component, 7, 33, init_vlc(&svq1_motion_component, 7, 33,
&mvtab[0][1], 2, 1, &mvtab[0][1], 2, 1,
&mvtab[0][0], 2, 1); &mvtab[0][0], 2, 1, 1);
for (i = 0; i < 6; i++) { for (i = 0; i < 6; i++) {
init_vlc(&svq1_intra_multistage[i], 3, 8, init_vlc(&svq1_intra_multistage[i], 3, 8,
&svq1_intra_multistage_vlc[i][0][1], 2, 1, &svq1_intra_multistage_vlc[i][0][1], 2, 1,
&svq1_intra_multistage_vlc[i][0][0], 2, 1); &svq1_intra_multistage_vlc[i][0][0], 2, 1, 1);
init_vlc(&svq1_inter_multistage[i], 3, 8, init_vlc(&svq1_inter_multistage[i], 3, 8,
&svq1_inter_multistage_vlc[i][0][1], 2, 1, &svq1_inter_multistage_vlc[i][0][1], 2, 1,
&svq1_inter_multistage_vlc[i][0][0], 2, 1); &svq1_inter_multistage_vlc[i][0][0], 2, 1, 1);
} }
init_vlc(&svq1_intra_mean, 8, 256, init_vlc(&svq1_intra_mean, 8, 256,
&svq1_intra_mean_vlc[0][1], 4, 2, &svq1_intra_mean_vlc[0][1], 4, 2,
&svq1_intra_mean_vlc[0][0], 4, 2); &svq1_intra_mean_vlc[0][0], 4, 2, 1);
init_vlc(&svq1_inter_mean, 9, 512, init_vlc(&svq1_inter_mean, 9, 512,
&svq1_inter_mean_vlc[0][1], 4, 2, &svq1_inter_mean_vlc[0][1], 4, 2,
&svq1_inter_mean_vlc[0][0], 4, 2); &svq1_inter_mean_vlc[0][0], 4, 2, 1);
return 0; return 0;
} }

20
libavcodec/utils.c
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@ -89,6 +89,26 @@ void *av_mallocz_static(unsigned int size)
return ptr; return ptr;
} }
/**
* same as above, but does realloc
*/
void *av_realloc_static(void *ptr, unsigned int size)
{
int i;
if(!ptr)
return av_mallocz_static(size);
/* Look for the old ptr */
for(i = 0; i < last_static; i++) {
if(array_static[i] == ptr) {
array_static[i] = av_realloc(array_static[i], size);
return array_static[i];
}
}
return NULL;
}
/** /**
* free all static arrays and reset pointers to 0. * free all static arrays and reset pointers to 0.
*/ */

10
libavcodec/vp3.c
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@ -2420,27 +2420,27 @@ static int vp3_decode_init(AVCodecContext *avctx)
/* DC histograms */ /* DC histograms */
init_vlc(&s->dc_vlc[i], 5, 32, init_vlc(&s->dc_vlc[i], 5, 32,
&dc_bias[i][0][1], 4, 2, &dc_bias[i][0][1], 4, 2,
&dc_bias[i][0][0], 4, 2); &dc_bias[i][0][0], 4, 2, 0);
/* group 1 AC histograms */ /* group 1 AC histograms */
init_vlc(&s->ac_vlc_1[i], 5, 32, init_vlc(&s->ac_vlc_1[i], 5, 32,
&ac_bias_0[i][0][1], 4, 2, &ac_bias_0[i][0][1], 4, 2,
&ac_bias_0[i][0][0], 4, 2); &ac_bias_0[i][0][0], 4, 2, 0);
/* group 2 AC histograms */ /* group 2 AC histograms */
init_vlc(&s->ac_vlc_2[i], 5, 32, init_vlc(&s->ac_vlc_2[i], 5, 32,
&ac_bias_1[i][0][1], 4, 2, &ac_bias_1[i][0][1], 4, 2,
&ac_bias_1[i][0][0], 4, 2); &ac_bias_1[i][0][0], 4, 2, 0);
/* group 3 AC histograms */ /* group 3 AC histograms */
init_vlc(&s->ac_vlc_3[i], 5, 32, init_vlc(&s->ac_vlc_3[i], 5, 32,
&ac_bias_2[i][0][1], 4, 2, &ac_bias_2[i][0][1], 4, 2,
&ac_bias_2[i][0][0], 4, 2); &ac_bias_2[i][0][0], 4, 2, 0);
/* group 4 AC histograms */ /* group 4 AC histograms */
init_vlc(&s->ac_vlc_4[i], 5, 32, init_vlc(&s->ac_vlc_4[i], 5, 32,
&ac_bias_3[i][0][1], 4, 2, &ac_bias_3[i][0][1], 4, 2,
&ac_bias_3[i][0][0], 4, 2); &ac_bias_3[i][0][0], 4, 2, 0);
} }
/* build quantization zigzag table */ /* build quantization zigzag table */

6
libavcodec/wmadec.c
Unescape View File

@ -182,7 +182,7 @@ static void init_coef_vlc(VLC *vlc,
const uint16_t *p; const uint16_t *p;
int i, l, j, level; int i, l, j, level;
init_vlc(vlc, 9, n, table_bits, 1, 1, table_codes, 4, 4); init_vlc(vlc, 9, n, table_bits, 1, 1, table_codes, 4, 4, 0);
run_table = av_malloc(n * sizeof(uint16_t)); run_table = av_malloc(n * sizeof(uint16_t));
level_table = av_malloc(n * sizeof(uint16_t)); level_table = av_malloc(n * sizeof(uint16_t));
@ -493,13 +493,13 @@ static int wma_decode_init(AVCodecContext * avctx)
#endif #endif
init_vlc(&s->hgain_vlc, 9, sizeof(hgain_huffbits), init_vlc(&s->hgain_vlc, 9, sizeof(hgain_huffbits),
hgain_huffbits, 1, 1, hgain_huffbits, 1, 1,
hgain_huffcodes, 2, 2); hgain_huffcodes, 2, 2, 0);
} }
if (s->use_exp_vlc) { if (s->use_exp_vlc) {
init_vlc(&s->exp_vlc, 9, sizeof(scale_huffbits), init_vlc(&s->exp_vlc, 9, sizeof(scale_huffbits),
scale_huffbits, 1, 1, scale_huffbits, 1, 1,
scale_huffcodes, 4, 4); scale_huffcodes, 4, 4, 0);
} else { } else {
wma_lsp_to_curve_init(s, s->frame_len); wma_lsp_to_curve_init(s, s->frame_len);
} }

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