diff options
| -rw-r--r-- | tests/tiny_ssim.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/tests/tiny_ssim.c b/tests/tiny_ssim.c index 9f355a3d82..08f8e92a03 100644 --- a/tests/tiny_ssim.c +++ b/tests/tiny_ssim.c @@ -79,11 +79,11 @@ static float ssim_end1( int s1, int s2, int ss, int s12 ) * s1*s1, s2*s2, and s1*s2 also obtain this value for edge cases: ((2^10-1)*16*4)^2 = 4286582784. * Maximum value for 9-bit is: ss*64 = (2^9-1)^2*16*4*64 = 1069551616, which will not overflow. */ #if BIT_DEPTH > 9 -#define type float + typedef float type; static const float ssim_c1 = .01*.01*PIXEL_MAX*PIXEL_MAX*64; static const float ssim_c2 = .03*.03*PIXEL_MAX*PIXEL_MAX*64*63; #else -#define type int + typedef int type; static const int ssim_c1 = (int)(.01*.01*PIXEL_MAX*PIXEL_MAX*64 + .5); static const int ssim_c2 = (int)(.03*.03*PIXEL_MAX*PIXEL_MAX*64*63 + .5); #endif @@ -95,7 +95,6 @@ static float ssim_end1( int s1, int s2, int ss, int s12 ) type covar = fs12*64 - fs1*fs2; return (float)(2*fs1*fs2 + ssim_c1) * (float)(2*covar + ssim_c2) / ((float)(fs1*fs1 + fs2*fs2 + ssim_c1) * (float)(vars + ssim_c2)); -#undef type } static float ssim_end4( int sum0[5][4], int sum1[5][4], int width ) |