1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef MEDIA_MP2T_TS_SECTION_H_ 6 #define MEDIA_MP2T_TS_SECTION_H_ 7 8 namespace media { 9 namespace mp2t { 10 11 class TsSection { 12 public: 13 // From ISO/IEC 13818-1 or ITU H.222 spec: Table 2-3 - PID table. 14 enum SpecialPid { 15 kPidPat = 0x0, 16 kPidCat = 0x1, 17 kPidTsdt = 0x2, 18 kPidNullPacket = 0x1fff, 19 kPidMax = 0x1fff, 20 }; 21 ~TsSection()22 virtual ~TsSection() {} 23 24 // Parse the data bytes of the TS packet. 25 // Return true if parsing is successful. 26 virtual bool Parse(bool payload_unit_start_indicator, 27 const uint8* buf, int size) = 0; 28 29 // Process bytes that have not been processed yet (pending buffers in the 30 // pipe). Flush might thus results in frame emission, as an example. 31 virtual void Flush() = 0; 32 33 // Reset the state of the parser to its initial state. 34 virtual void Reset() = 0; 35 }; 36 37 } // namespace mp2t 38 } // namespace media 39 40 #endif 41