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| author | Michael Niedermayer <michaelni@gmx.at> | 2008-02-26 15:19:37 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2008-02-26 15:19:37 +0000 |
| commit | e6d7ef648c3e0a97870fe44948a68fe17afb7860 (patch) | |
| tree | 36269fe867a5608fb88e98b4606b32d4cd51c5c2 /libavcodec/faandct.c | |
| parent | 6f08c541b4b0f96c193e4b761f1947841c07abc3 (diff) | |
| download | ffmpeg-e6d7ef648c3e0a97870fe44948a68fe17afb7860.tar.gz | |
One variable less. No real change to the actual code.
Originally committed as revision 12234 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/faandct.c')
| -rw-r--r-- | libavcodec/faandct.c | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/libavcodec/faandct.c b/libavcodec/faandct.c index e472afaffb..c711d0592d 100644 --- a/libavcodec/faandct.c +++ b/libavcodec/faandct.c @@ -77,7 +77,7 @@ static av_always_inline void row_fdct(FLOAT temp[64], DCTELEM * data) { FLOAT tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; FLOAT tmp10, tmp11, tmp12, tmp13; - FLOAT z1, z2, z3, z4, z5, z11, z13; + FLOAT z2, z3, z4, z5, z11, z13; int i; for (i=0; i<8*8; i+=8) { @@ -98,9 +98,10 @@ static av_always_inline void row_fdct(FLOAT temp[64], DCTELEM * data) temp[0 + i]= tmp10 + tmp11; temp[4 + i]= tmp10 - tmp11; - z1= (tmp12 + tmp13)*A1; - temp[2 + i]= tmp13 + z1; - temp[6 + i]= tmp13 - z1; + tmp12 += tmp13; + tmp12 *= A1; + temp[2 + i]= tmp13 + tmp12; + temp[6 + i]= tmp13 - tmp12; tmp10= tmp4 + tmp5; tmp11= tmp5 + tmp6; @@ -125,7 +126,7 @@ void ff_faandct(DCTELEM * data) { FLOAT tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; FLOAT tmp10, tmp11, tmp12, tmp13; - FLOAT z1, z2, z3, z4, z5, z11, z13; + FLOAT z2, z3, z4, z5, z11, z13; FLOAT temp[64]; int i; @@ -151,9 +152,10 @@ void ff_faandct(DCTELEM * data) data[8*0 + i]= lrintf(SCALE(8*0 + i) * (tmp10 + tmp11)); data[8*4 + i]= lrintf(SCALE(8*4 + i) * (tmp10 - tmp11)); - z1= (tmp12 + tmp13)* A1; - data[8*2 + i]= lrintf(SCALE(8*2 + i) * (tmp13 + z1)); - data[8*6 + i]= lrintf(SCALE(8*6 + i) * (tmp13 - z1)); + 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)); tmp10= tmp4 + tmp5; tmp11= tmp5 + tmp6; @@ -178,7 +180,6 @@ void ff_faandct248(DCTELEM * data) { FLOAT tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; FLOAT tmp10, tmp11, tmp12, tmp13; - FLOAT z1; FLOAT temp[64]; int i; @@ -204,9 +205,10 @@ void ff_faandct248(DCTELEM * data) data[8*0 + i] = lrintf(SCALE(8*0 + i) * (tmp10 + tmp11)); data[8*4 + i] = lrintf(SCALE(8*4 + i) * (tmp10 - tmp11)); - z1 = (tmp12 + tmp13)* A1; - data[8*2 + i] = lrintf(SCALE(8*2 + i) * (tmp13 + z1)); - data[8*6 + i] = lrintf(SCALE(8*6 + i) * (tmp13 - z1)); + 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)); tmp10 = tmp4 + tmp7; tmp11 = tmp5 + tmp6; @@ -216,8 +218,9 @@ void ff_faandct248(DCTELEM * data) data[8*1 + i] = lrintf(SCALE(8*0 + i) * (tmp10 + tmp11)); data[8*5 + i] = lrintf(SCALE(8*4 + i) * (tmp10 - tmp11)); - z1 = (tmp12 + tmp13)* A1; - data[8*3 + i] = lrintf(SCALE(8*2 + i) * (tmp13 + z1)); - data[8*7 + i] = lrintf(SCALE(8*6 + i) * (tmp13 - z1)); + 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)); } } |