summaryrefslogtreecommitdiffstats
path: root/gfx/layers/D3D11YCbCrImage.h
diff options
context:
space:
mode:
Diffstat (limited to 'gfx/layers/D3D11YCbCrImage.h')
-rw-r--r--gfx/layers/D3D11YCbCrImage.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/gfx/layers/D3D11YCbCrImage.h b/gfx/layers/D3D11YCbCrImage.h
new file mode 100644
index 0000000000..2ea17025fc
--- /dev/null
+++ b/gfx/layers/D3D11YCbCrImage.h
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#ifndef GFX_D3D11_YCBCR_IMAGE_H
+#define GFX_D3D11_YCBCR_IMAGE_H
+
+#include "d3d11.h"
+#include "mozilla/layers/TextureClientRecycleAllocator.h"
+#include "mozilla/Maybe.h"
+#include "ImageContainer.h"
+
+namespace mozilla {
+namespace gl {
+class GLBlitHelper;
+}
+namespace layers {
+
+class ImageContainer;
+class DXGIYCbCrTextureClient;
+class DXGIYCbCrTextureData;
+
+class MOZ_RAII DXGIYCbCrTextureAllocationHelper
+ : public ITextureClientAllocationHelper {
+ public:
+ DXGIYCbCrTextureAllocationHelper(const PlanarYCbCrData& aData,
+ TextureFlags aTextureFlags,
+ ID3D11Device* aDevice);
+
+ bool IsCompatible(TextureClient* aTextureClient) override;
+
+ already_AddRefed<TextureClient> Allocate(
+ KnowsCompositor* aAllocator) override;
+
+ protected:
+ const PlanarYCbCrData& mData;
+ RefPtr<ID3D11Device> mDevice;
+};
+
+class D3D11YCbCrRecycleAllocator : public TextureClientRecycleAllocator {
+ public:
+ explicit D3D11YCbCrRecycleAllocator(KnowsCompositor* aKnowsCompositor)
+ : TextureClientRecycleAllocator(aKnowsCompositor) {}
+
+ protected:
+ already_AddRefed<TextureClient> Allocate(
+ gfx::SurfaceFormat aFormat, gfx::IntSize aSize, BackendSelector aSelector,
+ TextureFlags aTextureFlags, TextureAllocationFlags aAllocFlags) override;
+};
+
+class D3D11YCbCrImage : public Image {
+ friend class gl::GLBlitHelper;
+
+ public:
+ D3D11YCbCrImage();
+ virtual ~D3D11YCbCrImage();
+
+ // Copies the surface into a sharable texture's surface, and initializes
+ // the image.
+ bool SetData(KnowsCompositor* aAllocator, ImageContainer* aContainer,
+ const PlanarYCbCrData& aData);
+
+ gfx::IntSize GetSize() const override;
+
+ already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
+
+ TextureClient* GetTextureClient(KnowsCompositor* aKnowsCompositor) override;
+
+ gfx::IntRect GetPictureRect() const override { return mPictureRect; }
+
+ gfx::IntSize GetYSize() const {
+ return {mPictureRect.XMost(), mPictureRect.YMost()};
+ }
+ gfx::IntSize GetCbCrSize() const {
+ return ChromaSize(GetYSize(), mChromaSubsampling);
+ }
+
+ private:
+ const DXGIYCbCrTextureData* GetData() const;
+
+ gfx::IntRect mPictureRect;
+ gfx::ColorDepth mColorDepth;
+ gfx::YUVColorSpace mColorSpace;
+ gfx::ColorRange mColorRange;
+ gfx::ChromaSubsampling mChromaSubsampling;
+ RefPtr<TextureClient> mTextureClient;
+};
+
+} // namespace layers
+} // namespace mozilla
+
+#endif // GFX_D3D11_YCBCR_IMAGE_H