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 #include "absl/strings/string_view.h" 17 18 namespace webrtc { 19 namespace test { 20 21 struct RtpPacket { 22 // Accommodate for 50 ms packets of 32 kHz PCM16 samples (3200 bytes) plus 23 // some overhead. 24 static const size_t kMaxPacketBufferSize = 3500; 25 uint8_t data[kMaxPacketBufferSize]; 26 size_t length; 27 // The length the packet had on wire. Will be different from `length` when 28 // reading a header-only RTP dump. 29 size_t original_length; 30 31 uint32_t time_ms; 32 }; 33 34 class RtpFileReader { 35 public: 36 enum FileFormat { kPcap, kRtpDump, kLengthPacketInterleaved }; 37 ~RtpFileReader()38 virtual ~RtpFileReader() {} 39 static RtpFileReader* Create(FileFormat format, 40 const uint8_t* data, 41 size_t size, 42 const std::set<uint32_t>& ssrc_filter); 43 static RtpFileReader* Create(FileFormat format, absl::string_view filename); 44 static RtpFileReader* Create(FileFormat format, 45 absl::string_view filename, 46 const std::set<uint32_t>& ssrc_filter); 47 virtual bool NextPacket(RtpPacket* packet) = 0; 48 }; 49 } // namespace test 50 } // namespace webrtc 51 #endif // TEST_RTP_FILE_READER_H_ 52