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// 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 <IOSurface/IOSurfaceAPI.h>
#include "base/containers/hash_tables.h"
#include "base/mac/scoped_cftyperef.h"
#include "base/memory/ref_counted.h"
#include "base/synchronization/lock.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"
namespace gfx {
class GLImage;
}
namespace content {
class GpuMemoryBufferFactoryIOSurface : public GpuMemoryBufferFactory,
public gpu::ImageFactory {
public:
GpuMemoryBufferFactoryIOSurface();
~GpuMemoryBufferFactoryIOSurface() override;
static bool IsGpuMemoryBufferConfigurationSupported(
gfx::GpuMemoryBuffer::Format format,
gfx::GpuMemoryBuffer::Usage usage);
// Overridden from GpuMemoryBufferFactory:
void GetSupportedGpuMemoryBufferConfigurations(
std::vector<Configuration>* configurations) override;
gfx::GpuMemoryBufferHandle CreateGpuMemoryBuffer(
gfx::GpuMemoryBufferId id,
const gfx::Size& size,
gfx::GpuMemoryBuffer::Format format,
gfx::GpuMemoryBuffer::Usage usage,
int client_id,
gfx::PluginWindowHandle surface_handle) override;
void DestroyGpuMemoryBuffer(gfx::GpuMemoryBufferId id,
int client_id) override;
gpu::ImageFactory* AsImageFactory() override;
// Overridden from gpu::ImageFactory:
scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer(
const gfx::GpuMemoryBufferHandle& handle,
const gfx::Size& size,
gfx::GpuMemoryBuffer::Format format,
unsigned internalformat,
int client_id) override;
private:
typedef std::pair<int, int> IOSurfaceMapKey;
typedef base::hash_map<IOSurfaceMapKey, base::ScopedCFTypeRef<IOSurfaceRef>>
IOSurfaceMap;
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_