Support MPEG1 audio in the MPEG2-TS stream parser.

media/formats/mp2t/es_parser_test_base.cc

Index: media/formats/mp2t/es_parser_test_base.cc
diff --git a/media/formats/mp2t/es_parser_test_base.cc b/media/formats/mp2t/es_parser_test_base.cc
index 49c0fe6a955932a9037626907a7bd14cdd13df2b..195cfd5b0ee495d3bbfce0c8d78988f4f10171f0 100644
--- a/media/formats/mp2t/es_parser_test_base.cc
+++ b/media/formats/mp2t/es_parser_test_base.cc
@@ -104,5 +104,22 @@ void EsParserTestBase::ComputePacketSize(std::vector<Packet>* packets) {
   cur->size = stream_.size() - cur->offset;
 }
 
+std::vector<EsParserTestBase::Packet>
+EsParserTestBase::GenerateFixedSizePesPacket(size_t pes_size) {
+  DCHECK_GT(stream_.size(), 0u);
+  std::vector<Packet> pes_packets;
+
+  Packet cur_pes_packet;
+  cur_pes_packet.offset = 0;
+  cur_pes_packet.pts = kNoTimestamp();
+  while (cur_pes_packet.offset < stream_.size()) {
+    pes_packets.push_back(cur_pes_packet);
+    cur_pes_packet.offset += pes_size;
+  }
+  ComputePacketSize(&pes_packets);
+
+  return pes_packets;
+}
+
 }  // namespace mp2t
 }  // namespace media