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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 #ifndef WEBRTC_STREAM_H_ | |
11 #define WEBRTC_STREAM_H_ | |
12 | |
13 #include "webrtc/common_types.h" | |
14 | |
15 namespace webrtc { | |
16 | |
17 enum NetworkState { | |
18 kNetworkUp, | |
19 kNetworkDown, | |
20 }; | |
21 | |
22 // Common base class for streams. | |
23 class Stream { | |
24 public: | |
25 virtual void Start() = 0; | |
26 virtual void Stop() = 0; | |
stefan-webrtc
2015/07/15 11:48:45
What are Start and Stop supposed to be used for? I
| |
27 virtual void SignalNetworkState(NetworkState state) = 0; | |
28 virtual bool DeliverRtcp(const uint8_t* packet, size_t length) = 0; | |
29 | |
30 protected: | |
31 virtual ~Stream() {} | |
32 }; | |
33 | |
34 // Common base class for receive streams. | |
35 class ReceiveStream : public Stream { | |
36 public: | |
37 virtual bool DeliverRtp(const uint8_t* packet, size_t length) = 0; | |
38 }; | |
39 | |
40 // Common base class for send streams. | |
41 // A tag class that represents send stream concept and serves as a placeholder | |
42 // for future functionality. | |
43 class SendStream : public Stream {}; | |
44 | |
45 } // namespace webrtc | |
46 | |
47 #endif // WEBRTC_STREAM_H_ | |
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