SurfaceFormat UploadSurfaceToTexture(GLContext* gl, gfxASurface *aSurface, const nsIntRegion& aDstRegion, GLuint& aTexture, bool aOverwrite, const nsIntPoint& aSrcPoint, bool aPixelBuffer, GLenum aTextureUnit, GLenum aTextureTarget) { nsRefPtr<gfxImageSurface> imageSurface = aSurface->GetAsImageSurface(); unsigned char* data = nullptr; if (!imageSurface || (imageSurface->Format() != gfxImageFormatARGB32 && imageSurface->Format() != gfxImageFormatRGB24 && imageSurface->Format() != gfxImageFormatRGB16_565 && imageSurface->Format() != gfxImageFormatA8)) { // We can't get suitable pixel data for the surface, make a copy nsIntRect bounds = aDstRegion.GetBounds(); imageSurface = new gfxImageSurface(gfxIntSize(bounds.width, bounds.height), gfxImageFormatARGB32); nsRefPtr<gfxContext> context = new gfxContext(imageSurface); context->Translate(-gfxPoint(aSrcPoint.x, aSrcPoint.y)); context->SetSource(aSurface); context->Paint(); data = imageSurface->Data(); NS_ASSERTION(!aPixelBuffer, "Must be using an image compatible surface with pixel buffers!"); } else { // If a pixel buffer is bound the data pointer parameter is relative // to the start of the data block. if (!aPixelBuffer) { data = imageSurface->Data(); } data += DataOffset(aSrcPoint, imageSurface->Stride(), imageSurface->Format()); } MOZ_ASSERT(imageSurface); imageSurface->Flush(); return UploadImageDataToTexture(gl, data, imageSurface->Stride(), imageSurface->Format(), aDstRegion, aTexture, aOverwrite, aPixelBuffer, aTextureUnit, aTextureTarget); }
SurfaceFormat UploadSurfaceToTexture(GLContext* gl, DataSourceSurface *aSurface, const nsIntRegion& aDstRegion, GLuint& aTexture, bool aOverwrite, const nsIntPoint& aSrcPoint, bool aPixelBuffer, GLenum aTextureUnit, GLenum aTextureTarget) { unsigned char* data = aPixelBuffer ? nullptr : aSurface->GetData(); int32_t stride = aSurface->Stride(); SurfaceFormat format = aSurface->GetFormat(); data += DataOffset(aSrcPoint, stride, format); return UploadImageDataToTexture(gl, data, stride, format, aDstRegion, aTexture, aOverwrite, aPixelBuffer, aTextureUnit, aTextureTarget); }
SurfaceFormat UploadSurfaceToTexture(GLContext* gl, DataSourceSurface* aSurface, const nsIntRegion& aDstRegion, GLuint aTexture, const gfx::IntSize& aSize, size_t* aOutUploadSize, bool aNeedInit, const gfx::IntPoint& aSrcPoint, GLenum aTextureUnit, GLenum aTextureTarget) { int32_t stride = aSurface->Stride(); SurfaceFormat format = aSurface->GetFormat(); unsigned char* data = aSurface->GetData() + DataOffset(aSrcPoint, stride, format); return UploadImageDataToTexture(gl, data, stride, format, aDstRegion, aTexture, aSize, aOutUploadSize, aNeedInit, aTextureUnit, aTextureTarget); }