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cfa_linedn(): ~30% speedup

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This commit is contained in:
heckflosse 2018-03-02 22:10:45 +01:00
parent 0bb7375a90
commit 9180392ca7
1 changed files with 8 additions and 8 deletions
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16
rtengine/cfa_linedn_RT.cc
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@ -318,14 +318,14 @@ void RawImageSource::CLASS cfa_linedn(float noise, bool horizontal, bool vertica
/* Cn_kI = sqrt(2.0/n) * sin(pi/2*k/n) */
/* Wn_kR = cos(pi/2*k/n) */
/* Wn_kI = sin(pi/2*k/n) */
#define C8_1R 0.49039264020161522456
#define C8_1I 0.09754516100806413392
#define C8_2R 0.46193976625564337806
#define C8_2I 0.19134171618254488586
#define C8_3R 0.41573480615127261854
#define C8_3I 0.27778511650980111237
#define C8_4R 0.35355339059327376220
#define W8_4R 0.70710678118654752440
#define C8_1R 0.49039264020161522456f
#define C8_1I 0.09754516100806413392f
#define C8_2R 0.46193976625564337806f
#define C8_2I 0.19134171618254488586f
#define C8_3R 0.41573480615127261854f
#define C8_3I 0.27778511650980111237f
#define C8_4R 0.35355339059327376220f
#define W8_4R 0.70710678118654752440f
void RawImageSource::ddct8x8s(int isgn, float a[8][8])