Index: content/common/gpu/gpu_memory_buffer_factory_io_surface.h |
diff --git a/content/common/gpu/gpu_memory_buffer_factory_io_surface.h b/content/common/gpu/gpu_memory_buffer_factory_io_surface.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..75e6b396a8bd15dcf36189f296d13f4cc4526f2f |
--- /dev/null |
+++ b/content/common/gpu/gpu_memory_buffer_factory_io_surface.h |
@@ -0,0 +1,77 @@ |
+// Copyright 2014 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 CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_IO_SURFACE_H_ |
+#define CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_IO_SURFACE_H_ |
+ |
+#include <utility> |
+ |
+#include <IOSurface/IOSurface.h> |
+ |
+#include "base/containers/hash_tables.h" |
+#include "base/mac/scoped_cftyperef.h" |
+#include "base/macros.h" |
+#include "base/memory/ref_counted.h" |
+#include "base/synchronization/lock.h" |
+#include "content/common/content_export.h" |
+#include "content/common/gpu/gpu_memory_buffer_factory.h" |
+#include "gpu/command_buffer/service/image_factory.h" |
+#include "ui/gfx/geometry/size.h" |
+#include "ui/gfx/gpu_memory_buffer.h" |
+#include "ui/gfx/mac/io_surface.h" |
+ |
+namespace gl { |
+class GLImage; |
+} |
+ |
+namespace content { |
+ |
+class CONTENT_EXPORT GpuMemoryBufferFactoryIOSurface |
+ : public GpuMemoryBufferFactory, |
+ public gpu::ImageFactory { |
+ public: |
+ GpuMemoryBufferFactoryIOSurface(); |
+ ~GpuMemoryBufferFactoryIOSurface() override; |
+ |
+ // Overridden from GpuMemoryBufferFactory: |
+ gfx::GpuMemoryBufferHandle CreateGpuMemoryBuffer( |
+ gfx::GpuMemoryBufferId id, |
+ const gfx::Size& size, |
+ gfx::BufferFormat format, |
+ gfx::BufferUsage usage, |
+ int client_id, |
+ gpu::SurfaceHandle surface_handle) override; |
+ gfx::GpuMemoryBufferHandle CreateGpuMemoryBufferFromHandle( |
+ const gfx::GpuMemoryBufferHandle& handle, |
+ gfx::GpuMemoryBufferId id, |
+ const gfx::Size& size, |
+ gfx::BufferFormat format, |
+ int client_id) override; |
+ void DestroyGpuMemoryBuffer(gfx::GpuMemoryBufferId id, |
+ int client_id) override; |
+ gpu::ImageFactory* AsImageFactory() override; |
+ |
+ // Overridden from gpu::ImageFactory: |
+ scoped_refptr<gl::GLImage> CreateImageForGpuMemoryBuffer( |
+ const gfx::GpuMemoryBufferHandle& handle, |
+ const gfx::Size& size, |
+ gfx::BufferFormat format, |
+ unsigned internalformat, |
+ int client_id) override; |
+ |
+ private: |
+ typedef std::pair<gfx::IOSurfaceId, int> IOSurfaceMapKey; |
+ typedef base::hash_map<IOSurfaceMapKey, base::ScopedCFTypeRef<IOSurfaceRef>> |
+ IOSurfaceMap; |
+ // TOOD(reveman): Remove |io_surfaces_| and allow IOSurface backed GMBs to be |
+ // used with any GPU process by passing a mach_port to CreateImageCHROMIUM. |
+ IOSurfaceMap io_surfaces_; |
+ base::Lock io_surfaces_lock_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferFactoryIOSurface); |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_IO_SURFACE_H_ |