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1 /* | 1 /* |
2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_MEDIA_BASE_AUDIORENDERER_H_ | 11 #ifndef WEBRTC_MEDIA_BASE_AUDIORENDERER_H_ |
12 #define WEBRTC_MEDIA_BASE_AUDIORENDERER_H_ | 12 #define WEBRTC_MEDIA_BASE_AUDIORENDERER_H_ |
13 | 13 |
14 #include <cstddef> | 14 // TODO(deadbeef): Remove this once not included by Chromium. |
15 | |
16 namespace cricket { | |
17 | |
18 // Abstract interface for rendering the audio data. | |
19 class AudioRenderer { | |
20 public: | |
21 class Sink { | |
22 public: | |
23 // Callback to receive data from the AudioRenderer. | |
24 virtual void OnData(const void* audio_data, | |
25 int bits_per_sample, | |
26 int sample_rate, | |
27 size_t number_of_channels, | |
28 size_t number_of_frames) = 0; | |
29 | |
30 // Called when the AudioRenderer is going away. | |
31 virtual void OnClose() = 0; | |
32 | |
33 protected: | |
34 virtual ~Sink() {} | |
35 }; | |
36 | |
37 // Sets a sink to the AudioRenderer. There can be only one sink connected | |
38 // to the renderer at a time. | |
39 virtual void SetSink(Sink* sink) {} | |
40 | |
41 protected: | |
42 virtual ~AudioRenderer() {} | |
43 }; | |
44 | |
45 } // namespace cricket | |
46 | 15 |
47 #endif // WEBRTC_MEDIA_BASE_AUDIORENDERER_H_ | 16 #endif // WEBRTC_MEDIA_BASE_AUDIORENDERER_H_ |
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