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author | Diego Biurrun <diego@biurrun.de> | 2012-03-27 16:42:23 +0200 |
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committer | Diego Biurrun <diego@biurrun.de> | 2012-03-28 09:38:31 +0200 |
commit | 856c8e0a049dc7069b7504d3aaa48549c75852de (patch) | |
tree | eca57e084ce4855c88d9130c77093e117be0708b /libavcodec/faandct.c | |
parent | a839dbb94ed9244a1678339dbb05355d8257a126 (diff) | |
download | ffmpeg-856c8e0a049dc7069b7504d3aaa48549c75852de.tar.gz |
faandct: Remove FAAN_POSTSCALE define and related code.
It is not a user-accessible option and unlikely to ever be changed.
Diffstat (limited to 'libavcodec/faandct.c')
-rw-r--r-- | libavcodec/faandct.c | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/libavcodec/faandct.c b/libavcodec/faandct.c index a986f65440..eaf4b65f41 100644 --- a/libavcodec/faandct.c +++ b/libavcodec/faandct.c @@ -29,11 +29,6 @@ #include "faandct.h" #define FLOAT float -#ifdef FAAN_POSTSCALE -# define SCALE(x) postscale[x] -#else -# define SCALE(x) 1 -#endif //numbers generated by simple c code (not as accurate as they could be) /* @@ -150,13 +145,13 @@ void ff_faandct(DCTELEM * data) tmp11= tmp1 + tmp2; tmp12= tmp1 - tmp2; - data[8*0 + i]= lrintf(SCALE(8*0 + i) * (tmp10 + tmp11)); - data[8*4 + i]= lrintf(SCALE(8*4 + i) * (tmp10 - tmp11)); + data[8*0 + i]= lrintf(postscale[8*0 + i] * (tmp10 + tmp11)); + data[8*4 + i]= lrintf(postscale[8*4 + i] * (tmp10 - tmp11)); tmp12 += tmp13; tmp12 *= A1; - data[8*2 + i]= lrintf(SCALE(8*2 + i) * (tmp13 + tmp12)); - data[8*6 + i]= lrintf(SCALE(8*6 + i) * (tmp13 - tmp12)); + data[8*2 + i]= lrintf(postscale[8*2 + i] * (tmp13 + tmp12)); + data[8*6 + i]= lrintf(postscale[8*6 + i] * (tmp13 - tmp12)); tmp4 += tmp5; tmp5 += tmp6; @@ -175,10 +170,10 @@ void ff_faandct(DCTELEM * data) z11= tmp7 + tmp5; z13= tmp7 - tmp5; - data[8*5 + i]= lrintf(SCALE(8*5 + i) * (z13 + z2)); - data[8*3 + i]= lrintf(SCALE(8*3 + i) * (z13 - z2)); - data[8*1 + i]= lrintf(SCALE(8*1 + i) * (z11 + z4)); - data[8*7 + i]= lrintf(SCALE(8*7 + i) * (z11 - z4)); + data[8*5 + i]= lrintf(postscale[8*5 + i] * (z13 + z2)); + data[8*3 + i]= lrintf(postscale[8*3 + i] * (z13 - z2)); + data[8*1 + i]= lrintf(postscale[8*1 + i] * (z11 + z4)); + data[8*7 + i]= lrintf(postscale[8*7 + i] * (z11 - z4)); } } @@ -208,25 +203,25 @@ void ff_faandct248(DCTELEM * data) tmp12 = tmp1 - tmp2; tmp13 = tmp0 - tmp3; - data[8*0 + i] = lrintf(SCALE(8*0 + i) * (tmp10 + tmp11)); - data[8*4 + i] = lrintf(SCALE(8*4 + i) * (tmp10 - tmp11)); + data[8*0 + i] = lrintf(postscale[8*0 + i] * (tmp10 + tmp11)); + data[8*4 + i] = lrintf(postscale[8*4 + i] * (tmp10 - tmp11)); tmp12 += tmp13; tmp12 *= A1; - data[8*2 + i] = lrintf(SCALE(8*2 + i) * (tmp13 + tmp12)); - data[8*6 + i] = lrintf(SCALE(8*6 + i) * (tmp13 - tmp12)); + data[8*2 + i] = lrintf(postscale[8*2 + i] * (tmp13 + tmp12)); + data[8*6 + i] = lrintf(postscale[8*6 + i] * (tmp13 - tmp12)); tmp10 = tmp4 + tmp7; tmp11 = tmp5 + tmp6; tmp12 = tmp5 - tmp6; tmp13 = tmp4 - tmp7; - data[8*1 + i] = lrintf(SCALE(8*0 + i) * (tmp10 + tmp11)); - data[8*5 + i] = lrintf(SCALE(8*4 + i) * (tmp10 - tmp11)); + data[8*1 + i] = lrintf(postscale[8*0 + i] * (tmp10 + tmp11)); + data[8*5 + i] = lrintf(postscale[8*4 + i] * (tmp10 - tmp11)); tmp12 += tmp13; tmp12 *= A1; - data[8*3 + i] = lrintf(SCALE(8*2 + i) * (tmp13 + tmp12)); - data[8*7 + i] = lrintf(SCALE(8*6 + i) * (tmp13 - tmp12)); + data[8*3 + i] = lrintf(postscale[8*2 + i] * (tmp13 + tmp12)); + data[8*7 + i] = lrintf(postscale[8*6 + i] * (tmp13 - tmp12)); } } |