services/camera/virtualcamera/util/TestPatternHelper.h

/*
 * Copyright (C) 2023 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_COMPANION_VIRTUALCAMERA_TESTPATTERNHELPER_H
#define ANDROID_COMPANION_VIRTUALCAMERA_TESTPATTERNHELPER_H

#include <memory>

#include "android/hardware_buffer.h"
#include "gui/Surface.h"

namespace android {
namespace companion {
namespace virtualcamera {

// Helper function filling hardware buffer with test pattern for debugging /
// testing purposes.
void renderTestPatternYCbCr420(std::shared_ptr<AHardwareBuffer> buffer,
                               int frameNumber, int fence = -1);

// Helper function for rendering test pattern into Surface.
void renderTestPatternYCbCr420(sp<Surface> surface, int frameNumber);

}  // namespace virtualcamera
}  // namespace companion
}  // namespace android

#endif  // ANDROID_COMPANION_VIRTUALCAMERA_TESTPATTERNHELPER_H