1/*
2 *  Copyright (c) 2013 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#ifndef WEBRTC_COMMON_VIDEO_TEST_FRAME_GENERATOR_H_
11#define WEBRTC_COMMON_VIDEO_TEST_FRAME_GENERATOR_H_
12
13#include "webrtc/common_video/interface/i420_video_frame.h"
14#include "webrtc/typedefs.h"
15
16namespace webrtc {
17namespace test {
18
19class FrameGenerator {
20 public:
21  FrameGenerator() {}
22  virtual ~FrameGenerator() {}
23
24  // Returns video frame that remains valid until next call.
25  virtual I420VideoFrame* NextFrame() = 0;
26
27  static FrameGenerator* Create(size_t width, size_t height);
28  static FrameGenerator* CreateFromYuvFile(const char* file,
29                                           size_t width,
30                                           size_t height);
31};
32}  // namespace test
33}  // namespace webrtc
34
35#endif  // WEBRTC_COMMON_VIDEO_TEST_FRAME_GENERATOR_H_
36