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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_BUFFERINFOGETTER_H_
#define ANDROID_BUFFERINFOGETTER_H_
#include <drm/drm_fourcc.h>
#include <hardware/gralloc.h>
#include "drm/DrmDevice.h"
#include "drmhwcgralloc.h"
#ifndef DRM_FORMAT_INVALID
#define DRM_FORMAT_INVALID 0
#endif
namespace android {
class BufferInfoGetter {
public:
virtual ~BufferInfoGetter() = default;
virtual int ConvertBoInfo(buffer_handle_t handle, hwc_drm_bo_t *bo) = 0;
bool IsHandleUsable(buffer_handle_t handle);
static BufferInfoGetter *GetInstance();
static bool IsDrmFormatRgb(uint32_t drm_format);
};
class LegacyBufferInfoGetter : public BufferInfoGetter {
public:
using BufferInfoGetter::BufferInfoGetter;
int Init();
virtual int ValidateGralloc() {
return 0;
}
static std::unique_ptr<LegacyBufferInfoGetter> CreateInstance();
static uint32_t ConvertHalFormatToDrm(uint32_t hal_format);
// NOLINTNEXTLINE:(readability-identifier-naming)
const gralloc_module_t *gralloc_;
};
#ifdef DISABLE_LEGACY_GETTERS
#define LEGACY_BUFFER_INFO_GETTER(getter_)
#else
// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
#define LEGACY_BUFFER_INFO_GETTER(getter_) \
std::unique_ptr<LegacyBufferInfoGetter> \
LegacyBufferInfoGetter::CreateInstance() { \
auto instance = std::make_unique<getter_>(); \
if (instance) { \
int err = instance->Init(); \
if (err) { \
ALOGE("Failed to initialize the " #getter_ " getter %d", err); \
instance.reset(); \
} \
err = instance->ValidateGralloc(); \
if (err) { \
instance.reset(); \
} \
} \
return std::move(instance); \
}
#endif
} // namespace android
#endif
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