android_util.h | Explore in Territory

//
// Copyright 2018 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// android_util.h: Utilities for the using the Android platform

#ifndef COMMON_ANDROIDUTIL_H_
#define COMMON_ANDROIDUTIL_H_

#include <EGL/egl.h>
#include <EGL/eglext.h>

#include <array>
#include <cstdint>
#include <string>

#include "angle_gl.h"

struct ANativeWindowBuffer;
struct AHardwareBuffer;

namespace angle
{

namespace android
{

// clang-format off
/**
 * Buffer pixel formats mirrored from Android to avoid unnecessary complications
 * when trying to keep the enums defined, but not redefined, across various build
 * systems and across various releases/branches.
 *
 * Taken from
 * https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/master/graphics/common/aidl/android/hardware/graphics/common/PixelFormat.aidl
 */
enum { … };
// clang-format on

constexpr std::array<GLenum, 3> kSupportedSizedInternalFormats = …;

ANativeWindowBuffer *ClientBufferToANativeWindowBuffer(EGLClientBuffer clientBuffer);
EGLClientBuffer AHardwareBufferToClientBuffer(const AHardwareBuffer *hardwareBuffer);
AHardwareBuffer *ClientBufferToAHardwareBuffer(EGLClientBuffer clientBuffer);

EGLClientBuffer CreateEGLClientBufferFromAHardwareBuffer(int width,
                                                         int height,
                                                         int depth,
                                                         int androidFormat,
                                                         int usage);

void GetANativeWindowBufferProperties(const ANativeWindowBuffer *buffer,
                                      int *width,
                                      int *height,
                                      int *depth,
                                      int *pixelFormat,
                                      uint64_t *usage);
GLenum NativePixelFormatToGLInternalFormat(int pixelFormat);
int GLInternalFormatToNativePixelFormat(GLenum internalFormat);

bool NativePixelFormatIsYUV(int pixelFormat);

AHardwareBuffer *ANativeWindowBufferToAHardwareBuffer(ANativeWindowBuffer *windowBuffer);

uint64_t GetAHBUsage(int eglNativeBufferUsage);

bool GetSystemProperty(const char *propertyName, std::string *value);
static constexpr const char *kManufacturerSystemPropertyName = …;
static constexpr const char *kModelSystemPropertyName        = …;
static constexpr const char *kSDKSystemPropertyName          = …;

}  // namespace android
}  // namespace angle

#endif  // COMMON_ANDROIDUTIL_H_
chromium/third_party/angle/src/common/android_util.h
