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avcodec/cabac: remove h264_lps_state 

The only use case of it was the selftest code, and there the slightly more
complex indexing that is needed after its removial doesnt matter.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-09-25 16:30:25 +02:00
parent c3c6999ea1
commit ab6fbe8206
1 changed files with 1 additions and 7 deletions
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8
libavcodec/cabac.c
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@ -73,8 +73,6 @@ static const uint8_t lps_range[64][4]= {
{ 6, 8, 9, 11}, { 6, 7, 9, 10}, { 6, 7, 8, 9}, { 2, 2, 2, 2},
};
static uint8_t h264_lps_state[2*64];
static const uint8_t mps_state[64]= {
1, 2, 3, 4, 5, 6, 7, 8,
9,10,11,12,13,14,15,16,
@ -153,14 +151,10 @@ void ff_init_cabac_states(void)
ff_h264_mlps_state[128 + 2 * i + 1] = 2 * mps_state[i] + 1;
if( i ){
h264_lps_state[2*i+0]=
ff_h264_mlps_state[128-2*i-1]= 2*lps_state[i]+0;
h264_lps_state[2*i+1]=
ff_h264_mlps_state[128-2*i-2]= 2*lps_state[i]+1;
}else{
h264_lps_state[2*i+0]=
ff_h264_mlps_state[128-2*i-1]= 1;
h264_lps_state[2*i+1]=
ff_h264_mlps_state[128-2*i-2]= 0;
}
}
@ -211,7 +205,7 @@ static void put_cabac(CABACContext *c, uint8_t * const state, int bit){
}else{
c->low += c->range - RangeLPS;
c->range = RangeLPS;
*state= h264_lps_state[*state];
*state= ff_h264_mlps_state[127 - *state];
}
renorm_cabac_encoder(c);