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| 1 // Copyright 2014 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 #include "media/formats/mp2t/es_parser_test_helper.h" |
| 6 |
| 7 #include "base/logging.h" |
| 8 #include "media/base/buffers.h" |
| 9 #include "media/formats/mp2t/es_parser.h" |
| 10 |
| 11 namespace media { |
| 12 namespace mp2t { |
| 13 |
| 14 Packet::Packet() |
| 15 : offset(0u), |
| 16 size(0u), |
| 17 pts(kNoTimestamp()) { |
| 18 } |
| 19 |
| 20 void ComputePacketSize(std::vector<Packet>* packets, size_t stream_size) { |
| 21 DCHECK(packets); |
| 22 if (packets->size() == 0u) |
| 23 return; |
| 24 |
| 25 Packet* cur = &(*packets)[0]; |
| 26 for (size_t k = 0; k < packets->size() - 1; k++) { |
| 27 Packet* next = &(*packets)[k + 1]; |
| 28 DCHECK_GE(next->offset, cur->offset); |
| 29 cur->size = next->offset - cur->offset; |
| 30 cur = next; |
| 31 } |
| 32 DCHECK_GE(stream_size, cur->offset); |
| 33 cur->size = stream_size - cur->offset; |
| 34 } |
| 35 |
| 36 bool ProcessPesPackets( |
| 37 EsParser* es_parser, |
| 38 const std::vector<uint8>& stream, |
| 39 const std::vector<Packet>& pes_packets, |
| 40 bool force_timing) { |
| 41 DCHECK(es_parser); |
| 42 for (size_t k = 0; k < pes_packets.size(); k++) { |
| 43 size_t cur_pes_offset = pes_packets[k].offset; |
| 44 size_t cur_pes_size = pes_packets[k].size; |
| 45 |
| 46 base::TimeDelta pts = kNoTimestamp(); |
| 47 base::TimeDelta dts = kNoTimestamp(); |
| 48 if (pes_packets[k].pts >= base::TimeDelta() || force_timing) |
| 49 pts = pes_packets[k].pts; |
| 50 |
| 51 if (!es_parser->Parse(&stream[cur_pes_offset], cur_pes_size, pts, dts)) |
| 52 return false; |
| 53 } |
| 54 es_parser->Flush(); |
| 55 return true; |
| 56 } |
| 57 |
| 58 } // namespace mp2t |
| 59 } // namespace media |
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