1 /*
2  *  Copyright (c) 2014 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 TEST_RTP_FILE_READER_H_
11 #define TEST_RTP_FILE_READER_H_
12 
13 #include <set>
14 #include <string>
15 
16 namespace webrtc {
17 namespace test {
18 
19 struct RtpPacket {
20   // Accommodate for 50 ms packets of 32 kHz PCM16 samples (3200 bytes) plus
21   // some overhead.
22   static const size_t kMaxPacketBufferSize = 3500;
23   uint8_t data[kMaxPacketBufferSize];
24   size_t length;
25   // The length the packet had on wire. Will be different from |length| when
26   // reading a header-only RTP dump.
27   size_t original_length;
28 
29   uint32_t time_ms;
30 };
31 
32 class RtpFileReader {
33  public:
34   enum FileFormat { kPcap, kRtpDump, kLengthPacketInterleaved };
35 
~RtpFileReader()36   virtual ~RtpFileReader() {}
37   static RtpFileReader* Create(FileFormat format,
38                                const uint8_t* data,
39                                size_t size,
40                                const std::set<uint32_t>& ssrc_filter);
41   static RtpFileReader* Create(FileFormat format, const std::string& filename);
42   static RtpFileReader* Create(FileFormat format,
43                                const std::string& filename,
44                                const std::set<uint32_t>& ssrc_filter);
45   virtual bool NextPacket(RtpPacket* packet) = 0;
46 };
47 }  // namespace test
48 }  // namespace webrtc
49 #endif  // TEST_RTP_FILE_READER_H_
50