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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.
#include "base/memory/ref_counted.h"
#include "gpu/gpu_export.h"
#include "gpu/ipc/common/surface_handle.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/gpu_memory_buffer.h"
namespace gl {
class GLImage;
namespace gpu {
class GPU_EXPORT ImageFactory {
// Creates a GLImage instance for GPU memory buffer identified by |handle|.
// |client_id| should be set to the client requesting the creation of instance
// and can be used by factory implementation to verify access rights.
virtual scoped_refptr<gl::GLImage> CreateImageForGpuMemoryBuffer(
gfx::GpuMemoryBufferHandle handle,
const gfx::Size& size,
gfx::BufferFormat format,
int client_id,
SurfaceHandle surface_handle) = 0;
// Create an anonymous GLImage backed by a GpuMemoryBuffer that doesn't have a
// client_id. It can't be passed to other processes.
virtual bool SupportsCreateAnonymousImage() const;
virtual scoped_refptr<gl::GLImage> CreateAnonymousImage(
const gfx::Size& size,
gfx::BufferFormat format,
gfx::BufferUsage usage,
bool* is_cleared);
// An image can only be bound to a texture with the appropriate type.
virtual unsigned RequiredTextureType();
// Whether a created image can have format GL_RGB.
virtual bool SupportsFormatRGB();
virtual ~ImageFactory();
} // namespace gpu