Add a new class AcceleratedStaticBitmap : StaticBitmapImage

third_party/WebKit/Source/platform/graphics/AcceleratedStaticBitmapImage.h

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef AcceleratedStaticBitmapImage_h
+#define AcceleratedStaticBitmapImage_h
+
+#include "platform/graphics/StaticBitmapImage.h"
+#include "public/platform/WebExternalTextureMailbox.h"
+
+namespace blink {
+
+class PLATFORM_EXPORT AcceleratedStaticBitmapImage final : public StaticBitmapImage {
+public:
+    ~AcceleratedStaticBitmapImage() override { };
+
+    IntSize size() const override;
+    PassRefPtr<SkImage> imageForCurrentFrame() override;
+    static PassRefPtr<AcceleratedStaticBitmapImage> create(PassRefPtr<SkImage>);
+    static PassRefPtr<AcceleratedStaticBitmapImage> create(WebExternalTextureMailbox&);
+    void copyToTexture(WebGraphicsContext3DProvider*, GLuint, GLenum, GLenum, bool) override;
+    bool hasMailbox() override { return m_mailbox.textureSize.width != 0 && m_mailbox.textureSize.height != 0; }
+
+private:
+    AcceleratedStaticBitmapImage(PassRefPtr<SkImage>);
+    AcceleratedStaticBitmapImage(WebExternalTextureMailbox&);
+    bool switchStorageToMailbox(WebGraphicsContext3DProvider*);
+    GLuint switchStorageToSkImageForWebGL(WebGraphicsContext3DProvider*);
+    GLuint switchStorageToSkImage(WebGraphicsContext3DProvider*);
+
+    WebExternalTextureMailbox m_mailbox;
+};
+
+} // namespace blink
+
+#endif