SkImage::NewFromYUVTexturesCopy

src/gpu/effects/GrYUVtoRGBEffect.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrYUVtoRGBEffect.h"
 
 #include "GrCoordTransform.h"
 #include "GrInvariantOutput.h"
 #include "GrProcessor.h"
 #include "gl/GrGLProcessor.h"
 #include "gl/builders/GrGLProgramBuilder.h"
 
 namespace {
 
 class YUVtoRGBEffect : public GrFragmentProcessor {
 public:
     static GrFragmentProcessor* Create(GrTexture* yTexture, GrTexture* uTexture,
-                                       GrTexture* vTexture, SkISize sizes[3],
+                                       GrTexture* vTexture, const SkISize sizes[3],
                                        SkYUVColorSpace colorSpace) {
         SkScalar w[3], h[3];
         w[0] = SkIntToScalar(sizes[0].fWidth)  / SkIntToScalar(yTexture->width());
         h[0] = SkIntToScalar(sizes[0].fHeight) / SkIntToScalar(yTexture->height());
         w[1] = SkIntToScalar(sizes[1].fWidth)  / SkIntToScalar(uTexture->width());
         h[1] = SkIntToScalar(sizes[1].fHeight) / SkIntToScalar(uTexture->height());
         w[2] = SkIntToScalar(sizes[2].fWidth)  / SkIntToScalar(vTexture->width());
         h[2] = SkIntToScalar(sizes[2].fHeight) / SkIntToScalar(vTexture->height());
         SkMatrix yuvMatrix[3];
         yuvMatrix[0] = GrCoordTransform::MakeDivByTextureWHMatrix(yTexture);
@@ skipping 72 matching lines @@
                                    GrProcessorKeyBuilder* b) const override {
         GLProcessor::GenKey(*this, caps, b);
     }
 
     GrGLFragmentProcessor* createGLInstance() const override {
         return SkNEW_ARGS(GLProcessor, (*this));
     }
 
 private:
     YUVtoRGBEffect(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vTexture,
-                   SkMatrix yuvMatrix[3], GrTextureParams::FilterMode uvFilterMode,
+                   const SkMatrix yuvMatrix[3], GrTextureParams::FilterMode uvFilterMode,
                    SkYUVColorSpace colorSpace)
     : fYTransform(kLocal_GrCoordSet, yuvMatrix[0], yTexture, GrTextureParams::kNone_FilterMode)
     , fYAccess(yTexture)
     , fUTransform(kLocal_GrCoordSet, yuvMatrix[1], uTexture, uvFilterMode)
     , fUAccess(uTexture, uvFilterMode)
     , fVTransform(kLocal_GrCoordSet, yuvMatrix[2], vTexture, uvFilterMode)
     , fVAccess(vTexture, uvFilterMode)
     , fColorSpace(colorSpace) {
         this->initClassID<YUVtoRGBEffect>();
         this->addCoordTransform(&fYTransform);
@@ skipping 35 matching lines @@
     1.164f,  0.0f,    1.596f, -0.87075f,
     1.164f, -0.391f, -0.813f,  0.52925f,
     1.164f,  2.018f,  0.0f,   -1.08175f,
     0.0f,    0.0f,    0.0f,    1.0};
 }
 
 //////////////////////////////////////////////////////////////////////////////
 
 GrFragmentProcessor*
 GrYUVtoRGBEffect::Create(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vTexture,
-                         SkISize sizes[3], SkYUVColorSpace colorSpace) {
+                         const SkISize sizes[3], SkYUVColorSpace colorSpace) {
     SkASSERT(yTexture && uTexture && vTexture && sizes);
     return YUVtoRGBEffect::Create(yTexture, uTexture, vTexture, sizes, colorSpace);
 }