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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SURFACE_TEXTURE_H_ | |
| 6 #define CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SURFACE_TEXTURE_H_ | |
| 7 | |
| 8 #include <android/native_window.h> | |
| 9 #include <stddef.h> | |
| 10 | |
| 11 #include "base/macros.h" | |
| 12 #include "content/common/content_export.h" | |
| 13 #include "content/common/gpu/client/gpu_memory_buffer_impl.h" | |
| 14 | |
| 15 namespace content { | |
| 16 | |
| 17 // Implementation of GPU memory buffer based on SurfaceTextures. | |
| 18 class CONTENT_EXPORT GpuMemoryBufferImplSurfaceTexture | |
| 19 : public GpuMemoryBufferImpl { | |
| 20 public: | |
| 21 ~GpuMemoryBufferImplSurfaceTexture() override; | |
| 22 | |
| 23 static scoped_ptr<GpuMemoryBufferImplSurfaceTexture> CreateFromHandle( | |
| 24 const gfx::GpuMemoryBufferHandle& handle, | |
| 25 const gfx::Size& size, | |
| 26 gfx::BufferFormat format, | |
| 27 gfx::BufferUsage usage, | |
| 28 const DestructionCallback& callback); | |
| 29 | |
| 30 static bool IsConfigurationSupported(gfx::BufferFormat format, | |
| 31 gfx::BufferUsage usage); | |
| 32 | |
| 33 static base::Closure AllocateForTesting(const gfx::Size& size, | |
| 34 gfx::BufferFormat format, | |
| 35 gfx::BufferUsage usage, | |
| 36 gfx::GpuMemoryBufferHandle* handle); | |
| 37 | |
| 38 // Overridden from gfx::GpuMemoryBuffer: | |
| 39 bool Map() override; | |
| 40 void* memory(size_t plane) override; | |
| 41 void Unmap() override; | |
| 42 int stride(size_t plane) const override; | |
| 43 gfx::GpuMemoryBufferHandle GetHandle() const override; | |
| 44 | |
| 45 private: | |
| 46 GpuMemoryBufferImplSurfaceTexture(gfx::GpuMemoryBufferId id, | |
| 47 const gfx::Size& size, | |
| 48 gfx::BufferFormat format, | |
| 49 const DestructionCallback& callback, | |
| 50 ANativeWindow* native_window); | |
| 51 | |
| 52 ANativeWindow* native_window_; | |
| 53 ANativeWindow_Buffer buffer_; | |
| 54 | |
| 55 DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferImplSurfaceTexture); | |
| 56 }; | |
| 57 | |
| 58 } // namespace content | |
| 59 | |
| 60 #endif // CONTENT_COMMON_GPU_CLIENT_GPU_MEMORY_BUFFER_IMPL_SURFACE_TEXTURE_H_ | |
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