GrYUVtoRGBEffect.cpp File Reference

#include "src/gpu/ganesh/effects/GrYUVtoRGBEffect.h"
#include "include/core/SkAlphaType.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkRect.h"
#include "include/core/SkSamplingOptions.h"
#include "include/core/SkYUVAInfo.h"
#include "include/private/SkSLSampleUsage.h"
#include "include/private/base/SkAssert.h"
#include "include/private/base/SkTo.h"
#include "include/private/gpu/ganesh/GrTypesPriv.h"
#include "src/core/SkSLTypeShared.h"
#include "src/core/SkYUVAInfoLocation.h"
#include "src/core/SkYUVMath.h"
#include "src/gpu/KeyBuilder.h"
#include "src/gpu/ganesh/GrSurfaceProxyView.h"
#include "src/gpu/ganesh/GrYUVATextureProxies.h"
#include "src/gpu/ganesh/effects/GrMatrixEffect.h"
#include "src/gpu/ganesh/effects/GrTextureEffect.h"
#include "src/gpu/ganesh/glsl/GrGLSLFragmentShaderBuilder.h"
#include "src/gpu/ganesh/glsl/GrGLSLProgramDataManager.h"
#include "src/gpu/ganesh/glsl/GrGLSLUniformHandler.h"
#include <algorithm>
#include <array>
#include <cmath>
#include <cstdint>
#include <string>
#include <utility>

Go to the source code of this file.

Functions
static void	border_colors (const GrYUVATextureProxies &yuvaProxies, float planeBorders[4][4])
static SkAlphaType	alpha_type (const SkYUVAInfo::YUVALocations locations)

Function Documentation

alpha_type()

static SkAlphaType alpha_type ( const SkYUVAInfo::YUVALocations  locations )

static

Definition at line 221 of file GrYUVtoRGBEffect.cpp.

                                                                       {
    return locations[SkYUVAInfo::YUVAChannels::kA].fPlane >= 0 ? kPremul_SkAlphaType
                                                               : kOpaque_SkAlphaType;
}

border_colors()

static void border_colors ( const GrYUVATextureProxies &  yuvaProxies, float  planeBorders[4][4]  )

static

Definition at line 40 of file GrYUVtoRGBEffect.cpp.

                                                                                             {
    float m[20];
    SkColorMatrix_RGB2YUV(yuvaProxies.yuvaInfo().yuvColorSpace(), m);
    for (int i = 0; i < SkYUVAInfo::kYUVAChannelCount; ++i) {
        auto [plane, channel] = yuvaProxies.yuvaLocations()[i];
        if (plane == -1) {
            return;
        }
        auto c = static_cast<int>(channel);
        planeBorders[plane][c] = m[i*5 + 4];
    }
}