diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2013-09-25 10:21:04 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-09-25 10:25:17 +0200 |
| commit | 4a89868c5f9de30bb2eb3709befa33b8440264ec (patch) | |
| tree | f7276b945dd83998846e6ad2d71d15a06bd38e21 /libavcodec/cabac.c | |
| parent | b0b66269f422a5c19547102c7d51504505060cc0 (diff) | |
| parent | cab8c5f8e140c96ba3725ab709d823abfd1e31a5 (diff) | |
| download | ffmpeg-4a89868c5f9de30bb2eb3709befa33b8440264ec.tar.gz | |
Merge commit 'cab8c5f8e140c96ba3725ab709d823abfd1e31a5'
* commit 'cab8c5f8e140c96ba3725ab709d823abfd1e31a5':
h264: do not reinitialize the global cabac tables at each slice header
See: 1e2e2c8095de2d9ea3259305cfeff28f40e4ca12
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/cabac.c')
| -rw-r--r-- | libavcodec/cabac.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/cabac.c b/libavcodec/cabac.c index 25ddb0377b..0c02d6c168 100644 --- a/libavcodec/cabac.c +++ b/libavcodec/cabac.c @@ -139,6 +139,10 @@ void ff_init_cabac_decoder(CABACContext *c, const uint8_t *buf, int buf_size){ void ff_init_cabac_states(void) { int i, j; + static int initialized = 0; + + if (initialized) + return; for(i=0; i<64; i++){ for(j=0; j<4; j++){ //FIXME check if this is worth the 1 shift we save @@ -163,6 +167,8 @@ void ff_init_cabac_states(void) for(i=0; i< 63; i++){ ff_h264_last_coeff_flag_offset_8x8[i] = last_coeff_flag_offset_8x8[i]; } + + initialized = 1; } #ifdef TEST |