objc_frame_buffer.h

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/*

 *  Copyright 2017 The WebRTC 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 in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

#ifndef SDK_OBJC_NATIVE_SRC_OBJC_FRAME_BUFFER_H_

#define SDK_OBJC_NATIVE_SRC_OBJC_FRAME_BUFFER_H_

#import <CoreVideo/CoreVideo.h>

#import "base/RTCMacros.h"

#include "common_video/include/video_frame_buffer.h"

@protocol RTC_OBJC_TYPE

(RTCVideoFrameBuffer);

namespace webrtc {

class ObjCFrameBuffer : public VideoFrameBuffer {

 public:

  explicit ObjCFrameBuffer(id<RTC_OBJC_TYPE(RTCVideoFrameBuffer)>);

  ~ObjCFrameBuffer() override;

  Type type() const override;

  int width() const override;

  int height() const override;

  rtc::scoped_refptr<I420BufferInterface> ToI420() override;

  rtc::scoped_refptr<VideoFrameBuffer> CropAndScale(int offset_x,

                                                    int offset_y,

                                                    int crop_width,

                                                    int crop_height,

                                                    int scaled_width,

                                                    int scaled_height) override;

  id<RTC_OBJC_TYPE(RTCVideoFrameBuffer)> wrapped_frame_buffer() const;

 private:

  id<RTC_OBJC_TYPE(RTCVideoFrameBuffer)> frame_buffer_;

  int width_;

  int height_;

};

id<RTC_OBJC_TYPE(RTCVideoFrameBuffer)> ToObjCVideoFrameBuffer(

    const rtc::scoped_refptr<VideoFrameBuffer>& buffer);

}  // namespace webrtc

#endif  // SDK_OBJC_NATIVE_SRC_OBJC_FRAME_BUFFER_H_