bool StreamTextureSourceOGL::RetrieveTextureFromStream() { gl()->MakeCurrent(); SharedSurface* sharedSurf = mStream->SwapConsumer(); if (!sharedSurf) { // We don't have a valid surf to show yet. return false; } gl()->MakeCurrent(); mSize = IntSize(sharedSurf->Size().width, sharedSurf->Size().height); DataSourceSurface* toUpload = nullptr; switch (sharedSurf->Type()) { case SharedSurfaceType::GLTextureShare: { SharedSurface_GLTexture* glTexSurf = SharedSurface_GLTexture::Cast(sharedSurf); mTextureHandle = glTexSurf->ConsTexture(gl()); mTextureTarget = glTexSurf->ConsTextureTarget(); MOZ_ASSERT(mTextureHandle); mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8 : SurfaceFormat::R8G8B8X8; break; } case SharedSurfaceType::EGLImageShare: { SharedSurface_EGLImage* eglImageSurf = SharedSurface_EGLImage::Cast(sharedSurf); eglImageSurf->AcquireConsumerTexture(gl(), &mTextureHandle, &mTextureTarget); MOZ_ASSERT(mTextureHandle); mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8 : SurfaceFormat::R8G8B8X8; break; } #ifdef XP_MACOSX case SharedSurfaceType::IOSurface: { SharedSurface_IOSurface* glTexSurf = SharedSurface_IOSurface::Cast(sharedSurf); mTextureHandle = glTexSurf->ConsTexture(gl()); mTextureTarget = glTexSurf->ConsTextureTarget(); MOZ_ASSERT(mTextureHandle); mFormat = sharedSurf->HasAlpha() ? SurfaceFormat::R8G8B8A8 : SurfaceFormat::R8G8B8X8; break; } #endif case SharedSurfaceType::Basic: { toUpload = SharedSurface_Basic::Cast(sharedSurf)->GetData(); MOZ_ASSERT(toUpload); break; } default: MOZ_CRASH("Invalid SharedSurface type."); } if (toUpload) { // mBounds seems to end up as (0,0,0,0) a lot, so don't use it? nsIntSize size(ThebesIntSize(toUpload->GetSize())); nsIntRect rect(nsIntPoint(0,0), size); nsIntRegion bounds(rect); mFormat = UploadSurfaceToTexture(gl(), toUpload, bounds, mUploadTexture, true); mTextureHandle = mUploadTexture; mTextureTarget = LOCAL_GL_TEXTURE_2D; } MOZ_ASSERT(mTextureHandle); gl()->fBindTexture(mTextureTarget, mTextureHandle); gl()->fTexParameteri(mTextureTarget, LOCAL_GL_TEXTURE_WRAP_S, LOCAL_GL_CLAMP_TO_EDGE); gl()->fTexParameteri(mTextureTarget, LOCAL_GL_TEXTURE_WRAP_T, LOCAL_GL_CLAMP_TO_EDGE); ClearCachedFilter(); return true; }