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ffmpeg
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Change init_vlc_rl() so it does not use *alloc_static() anymore. 

Originally committed as revision 13567 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-05-30 21:08:41 +00:00
parent 2d80ce2bdf
commit ceaaf78bb7
5 changed files with 30 additions and 22 deletions
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2
libavcodec/h261dec.c
View File

@ -66,7 +66,7 @@ static av_cold void h261_decode_init_vlc(H261Context *h){
&h261_cbp_tab[0][1], 2, 1,
&h261_cbp_tab[0][0], 2, 1, 1);
init_rl(&h261_rl_tcoeff, ff_h261_rl_table_store);
init_vlc_rl(&h261_rl_tcoeff, 1);
INIT_VLC_RL(h261_rl_tcoeff, 552);
}
}

10
libavcodec/h263.c
View File

@ -2924,11 +2924,11 @@ void h263_decode_init_vlc(MpegEncContext *s)
init_rl(&rvlc_rl_inter, static_rl_table_store[3]);
init_rl(&rvlc_rl_intra, static_rl_table_store[4]);
init_rl(&rl_intra_aic, static_rl_table_store[2]);
init_vlc_rl(&rl_inter, 1);
init_vlc_rl(&rl_intra, 1);
init_vlc_rl(&rvlc_rl_inter, 1);
init_vlc_rl(&rvlc_rl_intra, 1);
init_vlc_rl(&rl_intra_aic, 1);
INIT_VLC_RL(rl_inter, 554);
INIT_VLC_RL(rl_intra, 554);
INIT_VLC_RL(rvlc_rl_inter, 1072);
INIT_VLC_RL(rvlc_rl_intra, 1072);
INIT_VLC_RL(rl_intra_aic, 554);
init_vlc(&dc_lum, DC_VLC_BITS, 10 /* 13 */,
&DCtab_lum[0][1], 2, 1,
&DCtab_lum[0][0], 2, 1, 1);

15
libavcodec/mpegvideo.c
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@ -722,19 +722,10 @@ void init_rl(RLTable *rl, uint8_t static_store[2][2*MAX_RUN + MAX_LEVEL + 3])
}
}
void init_vlc_rl(RLTable *rl, int use_static)
void init_vlc_rl(RLTable *rl)
{
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,
&rl->table_vlc[0][1], 4, 2,
&rl->table_vlc[0][0], 4, 2, use_static);
for(q=0; q<32; q++){
int qmul= q*2;
int qadd= (q-1)|1;
@ -743,10 +734,6 @@ void init_vlc_rl(RLTable *rl, int use_static)
qmul=1;
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));
for(i=0; i<rl->vlc.table_size; i++){
int code= rl->vlc.table[i][0];
int len = rl->vlc.table[i][1];

7
libavcodec/msmpeg4.c
View File

@ -1063,8 +1063,13 @@ int ff_msmpeg4_decode_init(MpegEncContext *s)
for(i=0;i<NB_RL_TABLES;i++) {
init_rl(&rl_table[i], static_rl_table_store[i]);
init_vlc_rl(&rl_table[i], 1);
}
INIT_VLC_RL(rl_table[0], 642);
INIT_VLC_RL(rl_table[1], 1104);
INIT_VLC_RL(rl_table[2], 554);
INIT_VLC_RL(rl_table[3], 940);
INIT_VLC_RL(rl_table[4], 962);
INIT_VLC_RL(rl_table[5], 554);
for(i=0;i<2;i++) {
mv = &mv_tables[i];
init_vlc(&mv->vlc, MV_VLC_BITS, mv->n + 1,

18
libavcodec/rl.h
View File

@ -54,7 +54,23 @@ typedef struct RLTable {
* the level and run tables, if this is NULL av_malloc() will be used
*/
void init_rl(RLTable *rl, uint8_t static_store[2][2*MAX_RUN + MAX_LEVEL + 3]);
void init_vlc_rl(RLTable *rl, int use_static);
void init_vlc_rl(RLTable *rl);
#define INIT_VLC_RL(rl, static_size)\
{\
int q;\
static RL_VLC_ELEM rl_vlc_table[32][static_size];\
INIT_VLC_STATIC(&rl.vlc, 9, rl.n + 1,\
&rl.table_vlc[0][1], 4, 2,\
&rl.table_vlc[0][0], 4, 2, static_size);\
\
if(!rl.rl_vlc[0]){\
for(q=0; q<32; q++)\
rl.rl_vlc[q]= rl_vlc_table[q];\
\
init_vlc_rl(&rl);\
}\
}
static inline int get_rl_index(const RLTable *rl, int last, int run, int level)
{