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// Copyright 2019 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 MEDIA_GPU_V4L2_V4L2_STATEFUL_WORKAROUND_H_
#define MEDIA_GPU_V4L2_V4L2_STATEFUL_WORKAROUND_H_
#include <memory>
#include <vector>
#include "media/base/video_types.h"
#include "media/gpu/v4l2/v4l2_device.h"
namespace media {
class V4L2StatefulWorkaround {
public:
enum class Result {
Success, // The workaround is successfully applied.
NotifyError, // The caller must notify an error for Chrome. For example,
// VDA will call NotifyError() if this is returned.
};
virtual ~V4L2StatefulWorkaround() = default;
// Apply the workaround.
virtual Result Apply(const uint8_t* data, size_t size) = 0;
protected:
V4L2StatefulWorkaround() = default;
DISALLOW_COPY_AND_ASSIGN(V4L2StatefulWorkaround);
};
// Create necessary workarounds on the device for |device_type| and |profile|.
std::vector<std::unique_ptr<V4L2StatefulWorkaround>>
CreateV4L2StatefulWorkarounds(V4L2Device::Type device_type,
VideoCodecProfile profile);
} // namespace media
#endif // MEDIA_GPU_V4L2_V4L2_STATEFUL_WORKAROUND_H_