| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MEDIA_FORMATS_MP2T_TS_SECTION_PES_H_ |
| #define MEDIA_FORMATS_MP2T_TS_SECTION_PES_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "media/base/byte_queue.h" |
| #include "media/formats/mp2t/ts_section.h" |
| |
| namespace media { |
| namespace mp2t { |
| |
| class EsParser; |
| |
| class TsSectionPes : public TsSection { |
| public: |
| explicit TsSectionPes(scoped_ptr<EsParser> es_parser); |
| virtual ~TsSectionPes(); |
| |
| // TsSection implementation. |
| virtual bool Parse(bool payload_unit_start_indicator, |
| const uint8* buf, int size) OVERRIDE; |
| virtual void Flush() OVERRIDE; |
| virtual void Reset() OVERRIDE; |
| |
| private: |
| // Emit a reassembled PES packet. |
| // Return true if successful. |
| // |emit_for_unknown_size| is used to force emission for PES packets |
| // whose size is unknown. |
| bool Emit(bool emit_for_unknown_size); |
| |
| // Parse a PES packet, return true if successful. |
| bool ParseInternal(const uint8* raw_pes, int raw_pes_size); |
| |
| void ResetPesState(); |
| |
| // Bytes of the current PES. |
| ByteQueue pes_byte_queue_; |
| |
| // ES parser. |
| scoped_ptr<EsParser> es_parser_; |
| |
| // Do not start parsing before getting a unit start indicator. |
| bool wait_for_pusi_; |
| |
| // Used to unroll PTS and DTS. |
| bool previous_pts_valid_; |
| int64 previous_pts_; |
| bool previous_dts_valid_; |
| int64 previous_dts_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TsSectionPes); |
| }; |
| |
| } // namespace mp2t |
| } // namespace media |
| |
| #endif |
| |