mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-11-27 22:03:01 +00:00
filter-color-grade: Fully feature Color Grading filter
Allows controlling Lift, Gamma, Gain, Offset, Tint and various Correction factors directly from within OBS without having to create a new LUT.
This commit is contained in:
Michael Fabian 'Xaymar' Dirks
parent
a6ce6c5860
commit
721f2bdf8f
5 changed files with 745 additions and 0 deletions
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@ -223,6 +223,7 @@ SET(PROJECT_DATA_LOCALE
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SET(PROJECT_DATA_EFFECTS
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SET(PROJECT_DATA_EFFECTS
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"${PROJECT_SOURCE_DIR}/data/effects/channel-mask.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/channel-mask.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/color-conversion.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/color-conversion.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/color-grade.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/displace.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/displace.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/mask.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/mask.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/mipgen.effect"
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"${PROJECT_SOURCE_DIR}/data/effects/mipgen.effect"
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@ -336,6 +337,8 @@ SET(PROJECT_PRIVATE_SOURCE
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# Filters
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# Filters
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"${PROJECT_SOURCE_DIR}/source/filters/filter-blur.hpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-blur.hpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-blur.cpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-blur.cpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-color-grade.hpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-color-grade.cpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-custom-shader.hpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-custom-shader.hpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-custom-shader.cpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-custom-shader.cpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-displacement.hpp"
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"${PROJECT_SOURCE_DIR}/source/filters/filter-displacement.hpp"
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120
data/effects/color-grade.effect
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120
data/effects/color-grade.effect
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@ -0,0 +1,120 @@
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// Parameters
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uniform float4x4 ViewProj;
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uniform texture2d image;
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uniform float4 pLift;
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uniform float4 pGamma;
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uniform float4 pGain;
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uniform float4 pOffset;
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uniform float3 pTintLow;
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uniform float3 pTintMid;
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uniform float3 pTintHig;
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uniform float4 pCorrection;
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// Data
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sampler_state def_sampler {
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Filter = Point;
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AddressU = Clamp;
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AddressV = Clamp;
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MinLOD = 0;
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MaxLOD = 0;
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};
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struct VertDataIn {
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float4 pos : POSITION;
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float2 uv : TEXCOORD0;
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};
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struct VertDataOut {
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float4 pos : POSITION;
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float2 uv : TEXCOORD0;
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};
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VertDataOut VSDefault(VertDataIn v)
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{
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VertDataOut ov;
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ov.pos = mul(float4(v.pos.xyz, 1.0), ViewProj);
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ov.uv = v.uv;
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return ov;
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}
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float4 Lift(float4 v)
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{
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v.rgb = pLift.aaa + v.rgb;
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v.rgb = pLift.rgb + v.rgb;
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return v;
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}
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float4 Gamma(float4 v)
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{
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v.rgb = pow(pow(v.rgb, pGamma.rgb), pGamma.aaa);
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return v;
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}
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float4 Gain(float4 v)
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{
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v.rgb *= pGain.rgb;
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v.rgb *= pGain.a;
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return v;
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}
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float4 Offset(float4 v)
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{
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v.rgb = pOffset.aaa + v.rgb;
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v.rgb = pOffset.rgb + v.rgb;
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return v;
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}
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float4 RGBtoHSV(float4 RGBA) {
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const float4 K = float4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);
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const float e = 1.0e-10;
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float4 p = lerp(float4(RGBA.bg, K.wz), float4(RGBA.gb, K.xy), step(RGBA.b, RGBA.g));
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float4 q = lerp(float4(p.xyw, RGBA.r), float4(RGBA.r, p.yzx), step(p.x, RGBA.r));
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float d = q.x - min(q.w, q.y);
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return float4(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x, RGBA.a);
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}
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float4 HSVtoRGB(float4 HSVA) {
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const float4 K = float4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
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float4 v = float4(0,0,0,0);
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v.rgb = HSVA.z * lerp(K.xxx, clamp(abs(frac(HSVA.xxx + K.xyz) * 6.0 - K.www) - K.xxx, 0.0, 1.0), HSVA.y);
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v.a = HSVA.a;
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return v;
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}
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float4 Tint(float4 v)
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{
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float4 v1 = RGBtoHSV(v);
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float3 tint = float3(0,0,0);
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if (v1.b > 0.5) {
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tint = lerp(pTintMid, pTintHig, v1.b * 2.0 - 1.0);
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} else {
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tint = lerp(pTintLow, pTintMid, v1.b * 2.0);
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}
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v.rgb *= tint;
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return v;
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}
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float4 Correction(float4 v)
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{
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float4 v1 = RGBtoHSV(v);
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v1.r += pCorrection.r;
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v1.g *= pCorrection.g;
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v1.b *= pCorrection.b;
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float4 v2 = HSVtoRGB(v1);
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v2.rgb = ((v2.rgb - 0.5) * max(pCorrection.a, 0)) + 0.5;
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return v2;
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}
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float4 PSColorGrade(VertDataOut v) : TARGET
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{
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return Correction(Tint(Offset(Gain(Gamma(Lift(image.Sample(def_sampler, v.uv)))))));
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}
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technique Draw
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{
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pass
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{
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vertex_shader = VSDefault(v);
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pixel_shader = PSColorGrade(v);
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}
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}
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@ -106,6 +106,39 @@ Filter.Blur.Mask.Alpha.Description="Filter the mask by this alpha value before a
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Filter.Blur.Mask.Multiplier="Mask Multiplier"
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Filter.Blur.Mask.Multiplier="Mask Multiplier"
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Filter.Blur.Mask.Multiplier.Description="Multiply the final mask value by this value."
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Filter.Blur.Mask.Multiplier.Description="Multiply the final mask value by this value."
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# Filter - Color Grade
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Filter.ColorGrade="Color Grading"
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Filter.ColorGrade.Lift="Lift"
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Filter.ColorGrade.Lift.Red="Red Lift"
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Filter.ColorGrade.Lift.Green="Green Lift"
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Filter.ColorGrade.Lift.Blue="Blue Lift"
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Filter.ColorGrade.Lift.All="All Lift"
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Filter.ColorGrade.Gamma.Red="Red Gamma"
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Filter.ColorGrade.Gamma.Green="Green Gamma"
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Filter.ColorGrade.Gamma.Blue="Blue Gamma"
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Filter.ColorGrade.Gamma.All="All Gamma"
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Filter.ColorGrade.Gain.Red="Red Gain"
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Filter.ColorGrade.Gain.Green="Green Gain"
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Filter.ColorGrade.Gain.Blue="Blue Gain"
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Filter.ColorGrade.Gain.All="All Gain"
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Filter.ColorGrade.Offset.Red="Red Offset"
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Filter.ColorGrade.Offset.Green="Green Offset"
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Filter.ColorGrade.Offset.Blue="Blue Offset"
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Filter.ColorGrade.Offset.All="All Offset"
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Filter.ColorGrade.Tint.Shadow.Red="Shadow Red Tint"
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Filter.ColorGrade.Tint.Shadow.Green="Shadow Green Tint"
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Filter.ColorGrade.Tint.Shadow.Blue="Shadow Blue Tint"
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Filter.ColorGrade.Tint.Midtone.Red="Midtone Red Tint"
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Filter.ColorGrade.Tint.Midtone.Green="Midtone Green Tint"
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Filter.ColorGrade.Tint.Midtone.Blue="Midtone Blue Tint"
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Filter.ColorGrade.Tint.Highlight.Red="Highlight Red Tint"
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Filter.ColorGrade.Tint.Highlight.Green="Highlight Green Tint"
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Filter.ColorGrade.Tint.Highlight.Blue="Highlight Blue Tint"
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Filter.ColorGrade.Correction.Hue="Hue Shift"
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Filter.ColorGrade.Correction.Saturation="Saturation"
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Filter.ColorGrade.Correction.Lightness="Lightness"
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Filter.ColorGrade.Correction.Contrast="Contrast"
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# Filter - Displacement
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# Filter - Displacement
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Filter.Displacement="Displacement Mapping"
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Filter.Displacement="Displacement Mapping"
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Filter.Displacement.File="File"
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Filter.Displacement.File="File"
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505
source/filters/filter-color-grade.cpp
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505
source/filters/filter-color-grade.cpp
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@ -0,0 +1,505 @@
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/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2017 Michael Fabian Dirks
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "filter-color-grade.hpp"
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#include "strings.hpp"
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#include "util-math.hpp"
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// OBS
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable : 4201)
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#endif
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#include <graphics/graphics.h>
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#include <graphics/matrix4.h>
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#include <util/platform.h>
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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#define ST "Filter.ColorGrade"
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#define ST_LIFT ST ".Lift"
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#define ST_LIFT_(x) ST_LIFT "." D_VSTR(x)
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#define ST_GAMMA ST ".Gamma"
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#define ST_GAMMA_(x) ST_GAMMA "." D_VSTR(x)
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#define ST_GAIN ST ".Gain"
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#define ST_GAIN_(x) ST_GAIN "." D_VSTR(x)
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#define ST_OFFSET ST ".Offset"
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#define ST_OFFSET_(x) ST_OFFSET "." D_VSTR(x)
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#define ST_TINT ST ".Tint"
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#define ST_TINT_(x, y) ST_TINT "." D_VSTR(x) "." D_VSTR(y)
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#define ST_CORRECTION ST ".Correction"
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#define ST_CORRECTION_(x) ST_CORRECTION "." D_VSTR(x)
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#define RED Red
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#define GREEN Green
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#define BLUE Blue
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#define ALL All
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#define HUE Hue
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#define SATURATION Saturation
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#define LIGHTNESS Lightness
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#define CONTRAST Contrast
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#define TONE_LOW Shadow
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#define TONE_MID Midtone
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#define TONE_HIG Highlight
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// Initializer & Finalizer
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INITIALIZER(FilterColorGradeInit)
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{
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initializerFunctions.push_back([] { filter::color_grade::color_grade_factory::initialize(); });
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finalizerFunctions.push_back([] { filter::color_grade::color_grade_factory::finalize(); });
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}
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const char* get_name(void*)
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{
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return P_TRANSLATE(ST);
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}
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void get_defaults(obs_data_t* data)
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{
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obs_data_set_default_double(data, ST_LIFT_(RED), 0);
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obs_data_set_default_double(data, ST_LIFT_(GREEN), 0);
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obs_data_set_default_double(data, ST_LIFT_(BLUE), 0);
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obs_data_set_default_double(data, ST_LIFT_(ALL), 0);
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obs_data_set_default_double(data, ST_GAMMA_(RED), 0);
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obs_data_set_default_double(data, ST_GAMMA_(GREEN), 0);
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obs_data_set_default_double(data, ST_GAMMA_(BLUE), 0);
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obs_data_set_default_double(data, ST_GAMMA_(ALL), 0);
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obs_data_set_default_double(data, ST_GAIN_(RED), 100.0);
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obs_data_set_default_double(data, ST_GAIN_(GREEN), 100.0);
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obs_data_set_default_double(data, ST_GAIN_(BLUE), 100.0);
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obs_data_set_default_double(data, ST_GAIN_(ALL), 100.0);
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obs_data_set_default_double(data, ST_OFFSET_(RED), 0.0);
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obs_data_set_default_double(data, ST_OFFSET_(GREEN), 0.0);
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obs_data_set_default_double(data, ST_OFFSET_(BLUE), 0.0);
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obs_data_set_default_double(data, ST_OFFSET_(ALL), 0.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_LOW, RED), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_LOW, GREEN), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_LOW, BLUE), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_MID, RED), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_MID, GREEN), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_MID, BLUE), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_HIG, RED), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_HIG, GREEN), 100.0);
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obs_data_set_default_double(data, ST_TINT_(TONE_HIG, BLUE), 100.0);
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obs_data_set_default_double(data, ST_CORRECTION_(HUE), 0.0);
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obs_data_set_default_double(data, ST_CORRECTION_(SATURATION), 100.0);
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obs_data_set_default_double(data, ST_CORRECTION_(LIGHTNESS), 100.0);
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obs_data_set_default_double(data, ST_CORRECTION_(CONTRAST), 100.0);
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}
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obs_properties_t* get_properties(void*)
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{
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obs_properties_t* pr = obs_properties_create();
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{
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obs_properties_t* grp = pr;
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if (!util::are_property_groups_broken()) {
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grp = obs_properties_create();
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obs_properties_add_group(pr, ST_LIFT, P_TRANSLATE(ST_LIFT), OBS_GROUP_NORMAL, grp);
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}
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obs_properties_add_float_slider(grp, ST_LIFT_(RED), P_TRANSLATE(ST_LIFT_(RED)), -1000.0, 1000.0, 0.01);
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obs_properties_add_float_slider(grp, ST_LIFT_(GREEN), P_TRANSLATE(ST_LIFT_(GREEN)), -1000.0, 1000.0, 0.01);
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obs_properties_add_float_slider(grp, ST_LIFT_(BLUE), P_TRANSLATE(ST_LIFT_(BLUE)), -1000.0, 1000.0, 0.01);
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obs_properties_add_float_slider(grp, ST_LIFT_(ALL), P_TRANSLATE(ST_LIFT_(ALL)), -1000.0, 1000.0, 0.01);
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}
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{
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obs_properties_t* grp = pr;
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if (!util::are_property_groups_broken()) {
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grp = obs_properties_create();
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obs_properties_add_group(pr, ST_GAMMA, P_TRANSLATE(ST_GAMMA), OBS_GROUP_NORMAL, grp);
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}
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|
obs_properties_add_float_slider(grp, ST_GAMMA_(RED), P_TRANSLATE(ST_GAMMA_(RED)), -1000.0, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAMMA_(GREEN), P_TRANSLATE(ST_GAMMA_(GREEN)), -1000.0, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAMMA_(BLUE), P_TRANSLATE(ST_GAMMA_(BLUE)), -1000.0, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAMMA_(ALL), P_TRANSLATE(ST_GAMMA_(ALL)), -1000.0, 1000.0, 0.01);
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
obs_properties_t* grp = pr;
|
||||||
|
if (!util::are_property_groups_broken()) {
|
||||||
|
grp = obs_properties_create();
|
||||||
|
obs_properties_add_group(pr, ST_GAIN, P_TRANSLATE(ST_GAIN), OBS_GROUP_NORMAL, grp);
|
||||||
|
}
|
||||||
|
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAIN_(RED), P_TRANSLATE(ST_GAIN_(RED)), 0.01, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAIN_(GREEN), P_TRANSLATE(ST_GAIN_(GREEN)), 0.01, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAIN_(BLUE), P_TRANSLATE(ST_GAIN_(BLUE)), 0.01, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_GAIN_(ALL), P_TRANSLATE(ST_GAIN_(ALL)), 0.01, 1000.0, 0.01);
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
obs_properties_t* grp = pr;
|
||||||
|
if (!util::are_property_groups_broken()) {
|
||||||
|
grp = obs_properties_create();
|
||||||
|
obs_properties_add_group(pr, ST_OFFSET, P_TRANSLATE(ST_OFFSET), OBS_GROUP_NORMAL, grp);
|
||||||
|
}
|
||||||
|
|
||||||
|
obs_properties_add_float_slider(grp, ST_OFFSET_(RED), P_TRANSLATE(ST_OFFSET_(RED)), -1000.0, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_OFFSET_(GREEN), P_TRANSLATE(ST_OFFSET_(GREEN)), -1000.0, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_OFFSET_(BLUE), P_TRANSLATE(ST_OFFSET_(BLUE)), -1000.0, 1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_OFFSET_(ALL), P_TRANSLATE(ST_OFFSET_(ALL)), -1000.0, 1000.0, 0.01);
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
obs_properties_t* grp = pr;
|
||||||
|
if (!util::are_property_groups_broken()) {
|
||||||
|
grp = obs_properties_create();
|
||||||
|
obs_properties_add_group(pr, ST_TINT, P_TRANSLATE(ST_TINT), OBS_GROUP_NORMAL, grp);
|
||||||
|
}
|
||||||
|
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_LOW, RED), P_TRANSLATE(ST_TINT_(TONE_LOW, RED)), 0, 1000.0,
|
||||||
|
0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_LOW, GREEN), P_TRANSLATE(ST_TINT_(TONE_LOW, GREEN)), 0,
|
||||||
|
1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_LOW, BLUE), P_TRANSLATE(ST_TINT_(TONE_LOW, BLUE)), 0, 1000.0,
|
||||||
|
0.01);
|
||||||
|
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_MID, RED), P_TRANSLATE(ST_TINT_(TONE_MID, RED)), 0, 1000.0,
|
||||||
|
0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_MID, GREEN), P_TRANSLATE(ST_TINT_(TONE_MID, GREEN)), 0,
|
||||||
|
1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_MID, BLUE), P_TRANSLATE(ST_TINT_(TONE_MID, BLUE)), 0, 1000.0,
|
||||||
|
0.01);
|
||||||
|
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_HIG, RED), P_TRANSLATE(ST_TINT_(TONE_HIG, RED)), 0, 1000.0,
|
||||||
|
0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_HIG, GREEN), P_TRANSLATE(ST_TINT_(TONE_HIG, GREEN)), 0,
|
||||||
|
1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_TINT_(TONE_HIG, BLUE), P_TRANSLATE(ST_TINT_(TONE_HIG, BLUE)), 0, 1000.0,
|
||||||
|
0.01);
|
||||||
|
}
|
||||||
|
|
||||||
|
{
|
||||||
|
obs_properties_t* grp = pr;
|
||||||
|
if (!util::are_property_groups_broken()) {
|
||||||
|
grp = obs_properties_create();
|
||||||
|
obs_properties_add_group(pr, ST_OFFSET, P_TRANSLATE(ST_OFFSET), OBS_GROUP_NORMAL, grp);
|
||||||
|
}
|
||||||
|
|
||||||
|
obs_properties_add_float_slider(grp, ST_CORRECTION_(HUE), P_TRANSLATE(ST_CORRECTION_(HUE)), -180, 180.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_CORRECTION_(SATURATION), P_TRANSLATE(ST_CORRECTION_(SATURATION)), 0.0,
|
||||||
|
1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_CORRECTION_(LIGHTNESS), P_TRANSLATE(ST_CORRECTION_(LIGHTNESS)), 0.0,
|
||||||
|
1000.0, 0.01);
|
||||||
|
obs_properties_add_float_slider(grp, ST_CORRECTION_(CONTRAST), P_TRANSLATE(ST_CORRECTION_(CONTRAST)), 0.0,
|
||||||
|
1000.0, 0.01);
|
||||||
|
}
|
||||||
|
|
||||||
|
return pr;
|
||||||
|
}
|
||||||
|
|
||||||
|
void* create(obs_data_t* data, obs_source_t* source)
|
||||||
|
try {
|
||||||
|
return new filter::color_grade::color_grade_instance(data, source);
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to create: %s", obs_source_get_name(source), ex.what());
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
void destroy(void* ptr)
|
||||||
|
try {
|
||||||
|
delete reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr);
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to destroy: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
uint32_t get_width(void* ptr)
|
||||||
|
try {
|
||||||
|
return reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->get_width();
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to get width: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
uint32_t get_height(void* ptr)
|
||||||
|
try {
|
||||||
|
return reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->get_height();
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to get height: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
void update(void* ptr, obs_data_t* data)
|
||||||
|
try {
|
||||||
|
reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->update(data);
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to update: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
void activate(void* ptr)
|
||||||
|
try {
|
||||||
|
reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->activate();
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to activate: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
void deactivate(void* ptr)
|
||||||
|
try {
|
||||||
|
reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->deactivate();
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to deactivate: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
void video_tick(void* ptr, float time)
|
||||||
|
try {
|
||||||
|
reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->video_tick(time);
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to tick video: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
void video_render(void* ptr, gs_effect_t* effect)
|
||||||
|
try {
|
||||||
|
reinterpret_cast<filter::color_grade::color_grade_instance*>(ptr)->video_render(effect);
|
||||||
|
} catch (std::exception& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Failed to render video: %s", ex.what());
|
||||||
|
}
|
||||||
|
|
||||||
|
static std::shared_ptr<filter::color_grade::color_grade_factory> factory_instance = nullptr;
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_factory::initialize()
|
||||||
|
{
|
||||||
|
factory_instance = std::make_shared<filter::color_grade::color_grade_factory>();
|
||||||
|
}
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_factory::finalize()
|
||||||
|
{
|
||||||
|
factory_instance.reset();
|
||||||
|
}
|
||||||
|
|
||||||
|
std::shared_ptr<filter::color_grade::color_grade_factory> filter::color_grade::color_grade_factory::get()
|
||||||
|
{
|
||||||
|
return factory_instance;
|
||||||
|
}
|
||||||
|
|
||||||
|
filter::color_grade::color_grade_factory::color_grade_factory()
|
||||||
|
{
|
||||||
|
memset(&sourceInfo, 0, sizeof(obs_source_info));
|
||||||
|
sourceInfo.id = "obs-stream-effects-filter-color-grade";
|
||||||
|
sourceInfo.type = OBS_SOURCE_TYPE_FILTER;
|
||||||
|
sourceInfo.output_flags = OBS_SOURCE_VIDEO;
|
||||||
|
sourceInfo.get_name = get_name;
|
||||||
|
sourceInfo.get_defaults = get_defaults;
|
||||||
|
sourceInfo.get_properties = get_properties;
|
||||||
|
|
||||||
|
sourceInfo.create = create;
|
||||||
|
sourceInfo.destroy = destroy;
|
||||||
|
sourceInfo.update = update;
|
||||||
|
sourceInfo.activate = activate;
|
||||||
|
sourceInfo.deactivate = deactivate;
|
||||||
|
sourceInfo.video_tick = video_tick;
|
||||||
|
sourceInfo.video_render = video_render;
|
||||||
|
|
||||||
|
obs_register_source(&sourceInfo);
|
||||||
|
}
|
||||||
|
|
||||||
|
filter::color_grade::color_grade_factory::~color_grade_factory() {}
|
||||||
|
|
||||||
|
filter::color_grade::color_grade_instance::~color_grade_instance() {}
|
||||||
|
|
||||||
|
filter::color_grade::color_grade_instance::color_grade_instance(obs_data_t* data, obs_source_t* context)
|
||||||
|
: _active(true), _self(context)
|
||||||
|
{
|
||||||
|
update(data);
|
||||||
|
|
||||||
|
{
|
||||||
|
char* file = obs_module_file("effects/color-grade.effect");
|
||||||
|
try {
|
||||||
|
_effect = std::make_shared<gs::effect>(file);
|
||||||
|
bfree(file);
|
||||||
|
} catch (std::runtime_error& ex) {
|
||||||
|
P_LOG_ERROR("<filter-color-grade> Loading effect '%s' failed with error(s): %s", file, ex.what());
|
||||||
|
bfree(file);
|
||||||
|
throw ex;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
{
|
||||||
|
_rt_source = std::make_unique<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
|
||||||
|
{
|
||||||
|
auto op = _rt_source->render(1, 1);
|
||||||
|
}
|
||||||
|
_tex_source = _rt_source->get_texture();
|
||||||
|
}
|
||||||
|
{
|
||||||
|
_rt_grade = std::make_unique<gs::rendertarget>(GS_RGBA, GS_ZS_NONE);
|
||||||
|
{
|
||||||
|
auto op = _rt_grade->render(1, 1);
|
||||||
|
}
|
||||||
|
_tex_grade = _rt_grade->get_texture();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
uint32_t filter::color_grade::color_grade_instance::get_width()
|
||||||
|
{
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
uint32_t filter::color_grade::color_grade_instance::get_height()
|
||||||
|
{
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
float_t fix_gamma_value(double_t v)
|
||||||
|
{
|
||||||
|
if (v < 0.0) {
|
||||||
|
return static_cast<float_t>(-v + 1.0);
|
||||||
|
} else {
|
||||||
|
return static_cast<float_t>(1.0 / (v + 1.0));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_instance::update(obs_data_t* data)
|
||||||
|
{
|
||||||
|
_lift.x = static_cast<float_t>(obs_data_get_double(data, ST_LIFT_(RED)) / 100.0);
|
||||||
|
_lift.y = static_cast<float_t>(obs_data_get_double(data, ST_LIFT_(GREEN)) / 100.0);
|
||||||
|
_lift.z = static_cast<float_t>(obs_data_get_double(data, ST_LIFT_(BLUE)) / 100.0);
|
||||||
|
_lift.w = static_cast<float_t>(obs_data_get_double(data, ST_LIFT_(ALL)) / 100.0);
|
||||||
|
_gamma.x = fix_gamma_value(obs_data_get_double(data, ST_GAMMA_(RED)) / 100.0);
|
||||||
|
_gamma.y = fix_gamma_value(obs_data_get_double(data, ST_GAMMA_(GREEN)) / 100.0);
|
||||||
|
_gamma.z = fix_gamma_value(obs_data_get_double(data, ST_GAMMA_(BLUE)) / 100.0);
|
||||||
|
_gamma.w = fix_gamma_value(obs_data_get_double(data, ST_GAMMA_(ALL)) / 100.0);
|
||||||
|
_gain.x = static_cast<float_t>(obs_data_get_double(data, ST_GAIN_(RED)) / 100.0);
|
||||||
|
_gain.y = static_cast<float_t>(obs_data_get_double(data, ST_GAIN_(GREEN)) / 100.0);
|
||||||
|
_gain.z = static_cast<float_t>(obs_data_get_double(data, ST_GAIN_(BLUE)) / 100.0);
|
||||||
|
_gain.w = static_cast<float_t>(obs_data_get_double(data, ST_GAIN_(ALL)) / 100.0);
|
||||||
|
_offset.x = static_cast<float_t>(obs_data_get_double(data, ST_OFFSET_(RED)) / 100.0);
|
||||||
|
_offset.y = static_cast<float_t>(obs_data_get_double(data, ST_OFFSET_(GREEN)) / 100.0);
|
||||||
|
_offset.z = static_cast<float_t>(obs_data_get_double(data, ST_OFFSET_(BLUE)) / 100.0);
|
||||||
|
_offset.w = static_cast<float_t>(obs_data_get_double(data, ST_OFFSET_(ALL)) / 100.0);
|
||||||
|
_tint_low.x = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_LOW, RED)) / 100.0);
|
||||||
|
_tint_low.y = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_LOW, GREEN)) / 100.0);
|
||||||
|
_tint_low.z = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_LOW, BLUE)) / 100.0);
|
||||||
|
_tint_mid.x = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_MID, RED)) / 100.0);
|
||||||
|
_tint_mid.y = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_MID, GREEN)) / 100.0);
|
||||||
|
_tint_mid.z = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_MID, BLUE)) / 100.0);
|
||||||
|
_tint_hig.x = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_HIG, RED)) / 100.0);
|
||||||
|
_tint_hig.y = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_HIG, GREEN)) / 100.0);
|
||||||
|
_tint_hig.z = static_cast<float_t>(obs_data_get_double(data, ST_TINT_(TONE_HIG, BLUE)) / 100.0);
|
||||||
|
_correction.x = static_cast<float_t>(obs_data_get_double(data, ST_CORRECTION_(HUE)) / 360.0);
|
||||||
|
_correction.y = static_cast<float_t>(obs_data_get_double(data, ST_CORRECTION_(SATURATION)) / 100.0);
|
||||||
|
_correction.z = static_cast<float_t>(obs_data_get_double(data, ST_CORRECTION_(LIGHTNESS)) / 100.0);
|
||||||
|
_correction.w = static_cast<float_t>(obs_data_get_double(data, ST_CORRECTION_(CONTRAST)) / 100.0);
|
||||||
|
}
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_instance::activate()
|
||||||
|
{
|
||||||
|
_active = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_instance::deactivate()
|
||||||
|
{
|
||||||
|
_active = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_instance::video_tick(float)
|
||||||
|
{
|
||||||
|
_source_updated = false;
|
||||||
|
_grade_updated = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
void filter::color_grade::color_grade_instance::video_render(gs_effect_t*)
|
||||||
|
{
|
||||||
|
// Grab initial values.
|
||||||
|
obs_source_t* parent = obs_filter_get_parent(_self);
|
||||||
|
obs_source_t* target = obs_filter_get_target(_self);
|
||||||
|
uint32_t width = obs_source_get_base_width(target);
|
||||||
|
uint32_t height = obs_source_get_base_height(target);
|
||||||
|
gs_effect_t* effect_default = obs_get_base_effect(obs_base_effect::OBS_EFFECT_DEFAULT);
|
||||||
|
|
||||||
|
// Skip filter if anything is wrong.
|
||||||
|
if (!_active || !parent || !target || !width || !height || !effect_default) {
|
||||||
|
obs_source_skip_video_filter(_self);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!_source_updated) {
|
||||||
|
if (obs_source_process_filter_begin(_self, GS_RGBA, OBS_ALLOW_DIRECT_RENDERING)) {
|
||||||
|
auto op = _rt_source->render(width, height);
|
||||||
|
gs_blend_state_push();
|
||||||
|
gs_reset_blend_state();
|
||||||
|
gs_set_cull_mode(GS_NEITHER);
|
||||||
|
gs_enable_color(true, true, true, true);
|
||||||
|
gs_enable_blending(false);
|
||||||
|
gs_enable_depth_test(false);
|
||||||
|
gs_enable_stencil_test(false);
|
||||||
|
gs_enable_stencil_write(false);
|
||||||
|
gs_ortho(0, static_cast<float_t>(width), 0, static_cast<float_t>(height), -1., 1.);
|
||||||
|
obs_source_process_filter_end(_self, effect_default, width, height);
|
||||||
|
gs_blend_state_pop();
|
||||||
|
}
|
||||||
|
|
||||||
|
_tex_source = _rt_source->get_texture();
|
||||||
|
_source_updated = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!_grade_updated) {
|
||||||
|
{
|
||||||
|
auto op = _rt_grade->render(width, height);
|
||||||
|
gs_blend_state_push();
|
||||||
|
gs_reset_blend_state();
|
||||||
|
gs_set_cull_mode(GS_NEITHER);
|
||||||
|
gs_enable_color(true, true, true, true);
|
||||||
|
gs_enable_blending(false);
|
||||||
|
gs_enable_depth_test(false);
|
||||||
|
gs_enable_stencil_test(false);
|
||||||
|
gs_enable_stencil_write(false);
|
||||||
|
gs_ortho(0, static_cast<float_t>(width), 0, static_cast<float_t>(height), -1., 1.);
|
||||||
|
|
||||||
|
if (_effect->has_parameter("image"))
|
||||||
|
_effect->get_parameter("image").set_texture(_tex_source);
|
||||||
|
if (_effect->has_parameter("pLift"))
|
||||||
|
_effect->get_parameter("pLift").set_float4(_lift);
|
||||||
|
if (_effect->has_parameter("pGamma"))
|
||||||
|
_effect->get_parameter("pGamma").set_float4(_gamma);
|
||||||
|
if (_effect->has_parameter("pGain"))
|
||||||
|
_effect->get_parameter("pGain").set_float4(_gain);
|
||||||
|
if (_effect->has_parameter("pOffset"))
|
||||||
|
_effect->get_parameter("pOffset").set_float4(_offset);
|
||||||
|
if (_effect->has_parameter("pTintLow"))
|
||||||
|
_effect->get_parameter("pTintLow").set_float3(_tint_low);
|
||||||
|
if (_effect->has_parameter("pTintMid"))
|
||||||
|
_effect->get_parameter("pTintMid").set_float3(_tint_mid);
|
||||||
|
if (_effect->has_parameter("pTintHig"))
|
||||||
|
_effect->get_parameter("pTintHig").set_float3(_tint_hig);
|
||||||
|
if (_effect->has_parameter("pCorrection"))
|
||||||
|
_effect->get_parameter("pCorrection").set_float4(_correction);
|
||||||
|
|
||||||
|
while (gs_effect_loop(_effect->get_object(), "Draw")) {
|
||||||
|
gs_draw_sprite(nullptr, 0, width, height);
|
||||||
|
}
|
||||||
|
|
||||||
|
gs_blend_state_pop();
|
||||||
|
}
|
||||||
|
|
||||||
|
_tex_grade = _rt_grade->get_texture();
|
||||||
|
_source_updated = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Render final result.
|
||||||
|
{
|
||||||
|
auto shader = obs_get_base_effect(OBS_EFFECT_DEFAULT);
|
||||||
|
gs_enable_depth_test(false);
|
||||||
|
while (gs_effect_loop(shader, "Draw")) {
|
||||||
|
gs_effect_set_texture(gs_effect_get_param_by_name(shader, "image"),
|
||||||
|
_tex_grade ? _tex_grade->get_object() : nullptr);
|
||||||
|
gs_draw_sprite(nullptr, 0, width, height);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
84
source/filters/filter-color-grade.hpp
Normal file
84
source/filters/filter-color-grade.hpp
Normal file
|
|
@ -0,0 +1,84 @@
|
||||||
|
/*
|
||||||
|
* Modern effects for a modern Streamer
|
||||||
|
* Copyright (C) 2017 Michael Fabian Dirks
|
||||||
|
*
|
||||||
|
* This program is free software; you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU General Public License as published by
|
||||||
|
* the Free Software Foundation; either version 2 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This program is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
* GNU General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with this program; if not, write to the Free Software
|
||||||
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
||||||
|
*/
|
||||||
|
|
||||||
|
#pragma once
|
||||||
|
#include <memory>
|
||||||
|
#include <vector>
|
||||||
|
#include "obs/gs/gs-mipmapper.hpp"
|
||||||
|
#include "obs/gs/gs-rendertarget.hpp"
|
||||||
|
#include "obs/gs/gs-texture.hpp"
|
||||||
|
#include "obs/gs/gs-vertexbuffer.hpp"
|
||||||
|
#include "plugin.hpp"
|
||||||
|
|
||||||
|
namespace filter {
|
||||||
|
namespace color_grade {
|
||||||
|
class color_grade_factory {
|
||||||
|
obs_source_info sourceInfo;
|
||||||
|
|
||||||
|
public: // Singleton
|
||||||
|
static void initialize();
|
||||||
|
static void finalize();
|
||||||
|
static std::shared_ptr<color_grade_factory> get();
|
||||||
|
|
||||||
|
public:
|
||||||
|
color_grade_factory();
|
||||||
|
~color_grade_factory();
|
||||||
|
};
|
||||||
|
|
||||||
|
class color_grade_instance {
|
||||||
|
bool _active;
|
||||||
|
obs_source_t* _self;
|
||||||
|
|
||||||
|
std::shared_ptr<gs::effect> _effect;
|
||||||
|
|
||||||
|
// Source
|
||||||
|
std::unique_ptr<gs::rendertarget> _rt_source;
|
||||||
|
std::shared_ptr<gs::texture> _tex_source;
|
||||||
|
bool _source_updated;
|
||||||
|
|
||||||
|
// Grading
|
||||||
|
std::unique_ptr<gs::rendertarget> _rt_grade;
|
||||||
|
std::shared_ptr<gs::texture> _tex_grade;
|
||||||
|
bool _grade_updated;
|
||||||
|
|
||||||
|
// Parameters
|
||||||
|
vec4 _lift;
|
||||||
|
vec4 _gamma;
|
||||||
|
vec4 _gain;
|
||||||
|
vec4 _offset;
|
||||||
|
vec3 _tint_low;
|
||||||
|
vec3 _tint_mid;
|
||||||
|
vec3 _tint_hig;
|
||||||
|
vec4 _correction;
|
||||||
|
|
||||||
|
public:
|
||||||
|
~color_grade_instance();
|
||||||
|
color_grade_instance(obs_data_t*, obs_source_t*);
|
||||||
|
|
||||||
|
uint32_t get_width();
|
||||||
|
uint32_t get_height();
|
||||||
|
|
||||||
|
void update(obs_data_t*);
|
||||||
|
void activate();
|
||||||
|
void deactivate();
|
||||||
|
void video_tick(float);
|
||||||
|
void video_render(gs_effect_t*);
|
||||||
|
};
|
||||||
|
} // namespace color_grade
|
||||||
|
} // namespace filter
|
||||||
Loading…
Reference in a new issue