blob: 6c5737cd3d2e5002f48f3a55428c4ba42cad7ac6 [file] [log] [blame]
// 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 UI_GFX_LINUX_CLIENT_NATIVE_PIXMAP_DMABUF_H_
#define UI_GFX_LINUX_CLIENT_NATIVE_PIXMAP_DMABUF_H_
#include <stdint.h>
#include <array>
#include <memory>
#include "base/files/scoped_file.h"
#include "base/macros.h"
#include "ui/gfx/buffer_types.h"
#include "ui/gfx/client_native_pixmap.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/gfx_export.h"
#include "ui/gfx/native_pixmap_handle.h"
namespace gfx {
class ClientNativePixmapDmaBuf : public gfx::ClientNativePixmap {
public:
static GFX_EXPORT bool IsConfigurationSupported(gfx::BufferFormat format,
gfx::BufferUsage usage);
static std::unique_ptr<gfx::ClientNativePixmap> ImportFromDmabuf(
gfx::NativePixmapHandle handle,
const gfx::Size& size,
gfx::BufferFormat format);
~ClientNativePixmapDmaBuf() override;
// Overridden from ClientNativePixmap.
bool Map() override;
void Unmap() override;
void* GetMemoryAddress(size_t plane) const override;
int GetStride(size_t plane) const override;
private:
static constexpr size_t kMaxPlanes = 4;
struct PlaneInfo {
PlaneInfo();
PlaneInfo(PlaneInfo&& plane_info);
~PlaneInfo();
void* data = nullptr;
size_t offset = 0;
size_t size = 0;
};
ClientNativePixmapDmaBuf(gfx::NativePixmapHandle handle,
const gfx::Size& size,
std::array<PlaneInfo, kMaxPlanes> plane_info);
const gfx::NativePixmapHandle pixmap_handle_;
const gfx::Size size_;
const std::array<PlaneInfo, kMaxPlanes> plane_info_;
DISALLOW_COPY_AND_ASSIGN(ClientNativePixmapDmaBuf);
};
} // namespace gfx
#endif // UI_GFX_LINUX_CLIENT_NATIVE_PIXMAP_DMABUF_H_