1 /* 2 * Copyright 2018 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #import <AVFoundation/AVFoundation.h> 12 13 #include "api/video/i420_buffer.h" 14 15 void DrawGradientInRGBPixelBuffer(CVPixelBufferRef pixelBuffer); 16 17 rtc::scoped_refptr<webrtc::I420Buffer> CreateI420Gradient(int width, 18 int height); 19 20 void CopyI420BufferToCVPixelBuffer( 21 rtc::scoped_refptr<webrtc::I420Buffer> i420Buffer, 22 CVPixelBufferRef pixelBuffer); 23