diff options
Diffstat (limited to 'video/out/opengl')
| -rw-r--r-- | video/out/opengl/video.c | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/video/out/opengl/video.c b/video/out/opengl/video.c index fff41a1b91..519857f7f9 100644 --- a/video/out/opengl/video.c +++ b/video/out/opengl/video.c @@ -2206,31 +2206,24 @@ static void pass_colormanage(struct gl_video *p, float peak_src, } if (trc_dst == MP_CSP_TRC_AUTO) { + // Most people seem to complain when the image is darker or brighter + // than what they're "used to", so just avoid changing the gamma + // altogether by default. The only exceptions to this rule apply to + // very unusual TRCs, which even hardcode technoluddites would probably + // not enjoy viewing unaltered. trc_dst = p->image_params.gamma; - // Avoid outputting linear light or HDR content "by default" - if (trc_dst == MP_CSP_TRC_LINEAR || - trc_dst == MP_CSP_TRC_SMPTE_ST2084 || - trc_dst == MP_CSP_TRC_ARIB_STD_B67 || - trc_dst == MP_CSP_TRC_V_LOG) - { + // Avoid outputting linear light or HDR content "by default". For these + // just pick gamma 2.2 as a default, since it's a good estimate for + // the response of typical displays + if (trc_dst == MP_CSP_TRC_LINEAR || mp_trc_is_hdr(trc_dst)) trc_dst = MP_CSP_TRC_GAMMA22; - } } if (!peak_src) { // If the source has no information known, it's display-referred // (and should be treated relative to the specified desired peak_dst) - peak_src = peak_dst; - - // Exception: ARIB STD-B67's nominal peak is exactly 12 times the - // target's reference peak - if (p->image_params.gamma == MP_CSP_TRC_ARIB_STD_B67) - peak_src = 12 * peak_dst; - - // Similar deal for V-Log - if (p->image_params.gamma == MP_CSP_TRC_V_LOG) - peak_src = 46.0855 * peak_dst; + peak_src = peak_dst * mp_csp_trc_rel_peak(p->image_params.gamma); } // All operations from here on require linear light as a starting point, |