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author | Diego Biurrun <diego@biurrun.de> | 2013-02-07 21:04:32 +0100 |
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committer | Diego Biurrun <diego@biurrun.de> | 2013-02-07 22:05:25 +0100 |
commit | 0b016eb99d38738e2c53e36549a4732a0f863b2e (patch) | |
tree | 2402133365339f6e203b1c21da89363e49d9cf40 /libavcodec/dsputil.c | |
parent | a1d36730342edf7281e5992a7f8aafabc2464ed0 (diff) | |
download | ffmpeg-0b016eb99d38738e2c53e36549a4732a0f863b2e.tar.gz |
dsputil: Move ff_block_permute to mpegvideo_enc
Diffstat (limited to 'libavcodec/dsputil.c')
-rw-r--r-- | libavcodec/dsputil.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c index 1c8aae78bf..fac51bcbae 100644 --- a/libavcodec/dsputil.c +++ b/libavcodec/dsputil.c @@ -1704,35 +1704,6 @@ static void add_8x8basis_c(int16_t rem[64], int16_t basis[64], int scale){ } } -/** - * Permute an 8x8 block. - * @param block the block which will be permuted according to the given permutation vector - * @param permutation the permutation vector - * @param last the last non zero coefficient in scantable order, used to speed the permutation up - * @param scantable the used scantable, this is only used to speed the permutation up, the block is not - * (inverse) permutated to scantable order! - */ -void ff_block_permute(int16_t *block, uint8_t *permutation, const uint8_t *scantable, int last) -{ - int i; - int16_t temp[64]; - - if(last<=0) return; - //if(permutation[1]==1) return; //FIXME it is ok but not clean and might fail for some permutations - - for(i=0; i<=last; i++){ - const int j= scantable[i]; - temp[j]= block[j]; - block[j]=0; - } - - for(i=0; i<=last; i++){ - const int j= scantable[i]; - const int perm_j= permutation[j]; - block[perm_j]= temp[j]; - } -} - static int zero_cmp(void *s, uint8_t *a, uint8_t *b, int stride, int h){ return 0; } |