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Code Issues Releases Activity

get/set_sr_golomb() cleanup

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Originally committed as revision 3451 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-09-10 19:40:55 +00:00
parent 8bf5d58f86
commit a6c01275ad
2 changed files with 5 additions and 28 deletions
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4
libavcodec/ffv1.c
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@ -325,7 +325,7 @@ static inline void put_vlc_symbol(PutBitContext *pb, VlcState * const state, int
#endif
//printf("v:%d/%d bias:%d error:%d drift:%d count:%d k:%d\n", v, code, state->bias, state->error_sum, state->drift, state->count, k);
set_sr_golomb_ffv1(pb, code, k, 12, bits);
set_sr_golomb(pb, code, k, 12, bits);
update_vlc_state(state, v);
}
@ -342,7 +342,7 @@ static inline int get_vlc_symbol(GetBitContext *gb, VlcState * const state, int
assert(k<=8);
v= get_sr_golomb_ffv1(gb, k, 12, bits);
v= get_sr_golomb(gb, k, 12, bits);
//printf("v:%d bias:%d error:%d drift:%d count:%d k:%d", v, state->bias, state->error_sum, state->drift, state->count, k);
#if 0 // JPEG LS

29
libavcodec/golomb.h
View File

@ -263,7 +263,7 @@ static inline int get_ur_golomb_jpegls(GetBitContext *gb, int k, int limit, int
/**
* read signed golomb rice code (ffv1).
*/
static inline int get_sr_golomb_ffv1(GetBitContext *gb, int k, int limit, int esc_len){
static inline int get_sr_golomb(GetBitContext *gb, int k, int limit, int esc_len){
int v= get_ur_golomb(gb, k, limit, esc_len);
v++;
@ -272,8 +272,8 @@ static inline int get_sr_golomb_ffv1(GetBitContext *gb, int k, int limit, int es
// return (v>>1) ^ -(v&1);
}
/**
/**
* read signed golomb rice code (flac).
*/
static inline int get_sr_golomb_flac(GetBitContext *gb, int k, int limit, int esc_len){
@ -281,17 +281,6 @@ static inline int get_sr_golomb_flac(GetBitContext *gb, int k, int limit, int es
return (v>>1) ^ -(v&1);
}
/**
* read signed golomb rice code (sonic).
*/
static inline int get_sr_golomb_sonic(GetBitContext *gb, int k, int limit, int esc_len){
int v= get_ur_golomb(gb, k, limit, esc_len);
v++;
if (v&1) return -(v>>1);
else return v>>1;
}
#ifdef TRACE
static inline int get_ue(GetBitContext *s, char *file, char *func, int line){
@ -432,7 +421,7 @@ static inline void set_ur_golomb_jpegls(PutBitContext *pb, int i, int k, int lim
/**
* write signed golomb rice code (ffv1).
*/
static inline void set_sr_golomb_ffv1(PutBitContext *pb, int i, int k, int limit, int esc_len){
static inline void set_sr_golomb(PutBitContext *pb, int i, int k, int limit, int esc_len){
int v;
v = -2*i-1;
@ -452,15 +441,3 @@ static inline void set_sr_golomb_flac(PutBitContext *pb, int i, int k, int limit
set_ur_golomb_jpegls(pb, v, k, limit, esc_len);
}
/**
* write signed golomb rice code (sonic).
*/
static inline void set_sr_golomb_sonic(PutBitContext *pb, int i, int k, int limit, int esc_len){
int v;
v = 2*i-1;
if (v<0) v ^= -1;
set_ur_golomb(pb, v, k, limit, esc_len);
}