diff options
Diffstat (limited to 'video/out/gl_video.c')
| -rw-r--r-- | video/out/gl_video.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/video/out/gl_video.c b/video/out/gl_video.c index e50cef3686..f0981887c6 100644 --- a/video/out/gl_video.c +++ b/video/out/gl_video.c @@ -894,11 +894,12 @@ static void compile_shaders(struct gl_video *p) bool use_input_gamma = p->input_gamma != 1.0; bool use_conv_gamma = p->conv_gamma != 1.0; + bool use_const_luma = p->image_params.colorspace == MP_CSP_BT_2020_C; // Linear light scaling is only enabled when either color correction // option (3dlut or srgb) is enabled, otherwise scaling is done in the - // source space. - bool convert_to_linear_gamma = !p->is_linear_rgb && use_cms; + // source space. We also need to linearize for constant luminance systems. + bool convert_to_linear_gamma = !p->is_linear_rgb && use_cms || use_const_luma; if (p->image_format == IMGFMT_NV12 || p->image_format == IMGFMT_NV21) { shader_def(&header_conv, "USE_CONV", "CONV_NV12"); @@ -914,8 +915,11 @@ static void compile_shaders(struct gl_video *p) shader_def_opt(&header_conv, "USE_INPUT_GAMMA", use_input_gamma); shader_def_opt(&header_conv, "USE_COLORMATRIX", !p->is_rgb); shader_def_opt(&header_conv, "USE_CONV_GAMMA", use_conv_gamma); - shader_def_opt(&header_conv, "USE_LINEAR_LIGHT", convert_to_linear_gamma); - shader_def_opt(&header_conv, "USE_APPROX_GAMMA", p->opts.approx_gamma); + shader_def_opt(&header_conv, "USE_CONST_LUMA", use_const_luma); + shader_def_opt(&header_conv, "USE_LINEAR_LIGHT_APPROX", + convert_to_linear_gamma && p->opts.approx_gamma); + shader_def_opt(&header_conv, "USE_LINEAR_LIGHT_BT2020", + convert_to_linear_gamma && !p->opts.approx_gamma); if (p->opts.alpha_mode > 0 && p->has_alpha && p->plane_count > 3) shader_def(&header_conv, "USE_ALPHA_PLANE", "3"); if (p->opts.alpha_mode == 2 && p->has_alpha) @@ -926,6 +930,10 @@ static void compile_shaders(struct gl_video *p) shader_def_opt(&header_final, "USE_3DLUT", p->use_lut_3d); // 3DLUT overrides SRGB shader_def_opt(&header_final, "USE_SRGB", p->opts.srgb && !p->use_lut_3d); + shader_def_opt(&header_final, "USE_CONST_LUMA_INV_APPROX", + use_const_luma && !use_cms && p->opts.approx_gamma); + shader_def_opt(&header_final, "USE_CONST_LUMA_INV_BT2020", + use_const_luma && !use_cms && !p->opts.approx_gamma); shader_def_opt(&header_final, "USE_DITHER", p->dither_texture != 0); shader_def_opt(&header_final, "USE_TEMPORAL_DITHER", p->opts.temporal_dither); @@ -1339,7 +1347,7 @@ static void init_video(struct gl_video *p, const struct mp_image_params *params) } int eq_caps = MP_CSP_EQ_CAPS_GAMMA; - if (p->is_yuv) + if (p->is_yuv && p->image_params.colorspace != MP_CSP_BT_2020_C) eq_caps |= MP_CSP_EQ_CAPS_COLORMATRIX; p->video_eq.capabilities = eq_caps; |