import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

gfx/layers/composite/GPUVideoTextureHost.cpp

@@ -0,0 +1,90 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "GPUVideoTextureHost.h"
+#include "mozilla/dom/VideoDecoderManagerParent.h"
+#include "ImageContainer.h"
+#include "mozilla/layers/VideoBridgeParent.h"
+
+namespace mozilla {
+namespace layers {
+
+GPUVideoTextureHost::GPUVideoTextureHost(TextureFlags aFlags,
+                                         const SurfaceDescriptorGPUVideo& aDescriptor)
+  : TextureHost(aFlags)
+{
+  MOZ_COUNT_CTOR(GPUVideoTextureHost);
+  mWrappedTextureHost = VideoBridgeParent::GetSingleton()->LookupTexture(aDescriptor.handle());
+}
+
+GPUVideoTextureHost::~GPUVideoTextureHost()
+{
+  MOZ_COUNT_DTOR(GPUVideoTextureHost);
+}
+
+bool
+GPUVideoTextureHost::Lock()
+{
+  if (!mWrappedTextureHost) {
+    return false;
+  }
+  return mWrappedTextureHost->Lock();
+}
+
+bool
+GPUVideoTextureHost::BindTextureSource(CompositableTextureSourceRef& aTexture)
+{
+  if (!mWrappedTextureHost) {
+    return false;
+  }
+  return mWrappedTextureHost->BindTextureSource(aTexture);
+}
+
+Compositor*
+GPUVideoTextureHost::GetCompositor()
+{
+  if (!mWrappedTextureHost) {
+    return nullptr;
+  }
+  return mWrappedTextureHost->GetCompositor();
+}
+
+void
+GPUVideoTextureHost::SetCompositor(Compositor* aCompositor)
+{
+  if (mWrappedTextureHost) {
+    mWrappedTextureHost->SetCompositor(aCompositor);
+  }
+}
+
+YUVColorSpace
+GPUVideoTextureHost::GetYUVColorSpace() const
+{
+  if (mWrappedTextureHost) {
+    return mWrappedTextureHost->GetYUVColorSpace();
+  }
+  return YUVColorSpace::UNKNOWN;
+}
+
+gfx::IntSize
+GPUVideoTextureHost::GetSize() const
+{
+  if (!mWrappedTextureHost) {
+    return gfx::IntSize();
+  }
+  return mWrappedTextureHost->GetSize();
+}
+
+gfx::SurfaceFormat
+GPUVideoTextureHost::GetFormat() const
+{
+  if (!mWrappedTextureHost) {
+    return gfx::SurfaceFormat::UNKNOWN;
+  }
+  return mWrappedTextureHost->GetFormat();
+}
+
+} // namespace layers
+} // namespace mozilla