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| author | Diogo Franco (Kovensky) <diogomfranco@gmail.com> | 2015-05-08 16:40:01 +0900 |
|---|---|---|
| committer | Diogo Franco (Kovensky) <diogomfranco@gmail.com> | 2015-05-08 16:40:01 +0900 |
| commit | 63b92944d070dbf7e03532084dee377e1a78b992 (patch) | |
| tree | 6f9a5647720297264510d34393b083ce62e9f525 | |
| parent | d939de5a719d1c4657c9e3c4350fda21b2269af2 (diff) | |
| download | mpv-63b92944d070dbf7e03532084dee377e1a78b992.tar.bz2 mpv-63b92944d070dbf7e03532084dee377e1a78b992.tar.xz | |
Revert "csputils: apply contrast equalizer in RGB"
This reverts commit af930e2a2e3f33aa11a0fea3d6c3e3c7344b21fb.
Better avoid big behavior changes within a release series.
| -rw-r--r-- | video/csputils.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/video/csputils.c b/video/csputils.c index 238c4daf4e..ca092fcb3c 100644 --- a/video/csputils.c +++ b/video/csputils.c @@ -689,6 +689,14 @@ void mp_get_yuv2rgb_coeffs(struct mp_csp_params *params, struct mp_cmat *m) + params->brightness; } + // Brightness adds a constant to output R,G,B. + // Contrast scales Y around 1/2 (not 0 in this implementation). + for (int i = 0; i < 3; i++) { + m->c[i] += params->brightness; + m->m[i][0] *= params->contrast; + m->c[i] += (rgblev.max-rgblev.min) * (1 - params->contrast)/2; + } + int in_bits = FFMAX(params->int_bits_in, 1); int out_bits = FFMAX(params->int_bits_out, 1); double in_scale = (1 << in_bits) - 1.0; |