Line data Source code
1 : /*
2 : * Copyright (c) 2015 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 : #ifndef WEBRTC_API_CALL_AUDIO_SINK_H_
12 : #define WEBRTC_API_CALL_AUDIO_SINK_H_
13 :
14 : #if defined(WEBRTC_POSIX) && !defined(__STDC_FORMAT_MACROS)
15 : // Avoid conflict with format_macros.h.
16 : #define __STDC_FORMAT_MACROS
17 : #endif
18 :
19 : #include <inttypes.h>
20 : #include <stddef.h>
21 :
22 : namespace webrtc {
23 :
24 : // Represents a simple push audio sink.
25 : class AudioSinkInterface {
26 : public:
27 : virtual ~AudioSinkInterface() {}
28 :
29 : struct Data {
30 0 : Data(int16_t* data,
31 : size_t samples_per_channel,
32 : int sample_rate,
33 : size_t channels,
34 : uint32_t timestamp)
35 0 : : data(data),
36 : samples_per_channel(samples_per_channel),
37 : sample_rate(sample_rate),
38 : channels(channels),
39 0 : timestamp(timestamp) {}
40 :
41 : int16_t* data; // The actual 16bit audio data.
42 : size_t samples_per_channel; // Number of frames in the buffer.
43 : int sample_rate; // Sample rate in Hz.
44 : size_t channels; // Number of channels in the audio data.
45 : uint32_t timestamp; // The RTP timestamp of the first sample.
46 : };
47 :
48 : virtual void OnData(const Data& audio) = 0;
49 : };
50 :
51 : } // namespace webrtc
52 :
53 : #endif // WEBRTC_API_CALL_AUDIO_SINK_H_
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