media/formats/common/stream_parser_test_base.cc

   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/common/stream_parser_test_base.h"
   6
   7 #include "base/bind.h"
   8 #include "media/base/test_data_util.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 namespace media {
  12
  13 static std::string BufferQueueToString(
  14     const StreamParser::BufferQueue& buffers) {
  15   std::stringstream ss;
  16
  17   ss << "{";
  18   for (StreamParser::BufferQueue::const_iterator itr = buffers.begin();
  19        itr != buffers.end();
  20        ++itr) {
  21     ss << " " << (*itr)->timestamp().InMilliseconds();
  22     if ((*itr)->is_key_frame())
  23       ss << "K";
  24   }
  25   ss << " }";
  26
  27   return ss.str();
  28 }
  29
  30 StreamParserTestBase::StreamParserTestBase(
  31     scoped_ptr<StreamParser> stream_parser)
  32     : parser_(stream_parser.Pass()) {
  33   parser_->Init(
  34       base::Bind(&StreamParserTestBase::OnInitDone, base::Unretained(this)),
  35       base::Bind(&StreamParserTestBase::OnNewConfig, base::Unretained(this)),
  36       base::Bind(&StreamParserTestBase::OnNewBuffers, base::Unretained(this)),
  37       true,
  38       base::Bind(&StreamParserTestBase::OnKeyNeeded, base::Unretained(this)),
  39       base::Bind(&StreamParserTestBase::OnNewSegment, base::Unretained(this)),
  40       base::Bind(&StreamParserTestBase::OnEndOfSegment, base::Unretained(this)),
  41       new MediaLog());
  42 }
  43
  44 StreamParserTestBase::~StreamParserTestBase() {}
  45
  46 std::string StreamParserTestBase::ParseFile(const std::string& filename,
  47                                             int append_bytes) {
  48   results_stream_.clear();
  49   scoped_refptr<DecoderBuffer> buffer = ReadTestDataFile(filename);
  50   EXPECT_TRUE(
  51       AppendDataInPieces(buffer->data(), buffer->data_size(), append_bytes));
  52   return results_stream_.str();
  53 }
  54
  55 std::string StreamParserTestBase::ParseData(const uint8* data, size_t length) {
  56   results_stream_.clear();
  57   EXPECT_TRUE(AppendDataInPieces(data, length, length));
  58   return results_stream_.str();
  59 }
  60
  61 bool StreamParserTestBase::AppendDataInPieces(const uint8* data,
  62                                               size_t length,
  63                                               size_t piece_size) {
  64   const uint8* start = data;
  65   const uint8* end = data + length;
  66   while (start < end) {
  67     size_t append_size = std::min(piece_size, static_cast<size_t>(end - start));
  68     if (!parser_->Parse(start, append_size))
  69       return false;
  70     start += append_size;
  71   }
  72   return true;
  73 }
  74
  75 void StreamParserTestBase::OnInitDone(
  76     const StreamParser::InitParameters& params) {
  77   EXPECT_TRUE(params.auto_update_timestamp_offset);
  78   DVLOG(1) << __FUNCTION__ << "(" << params.duration.InMilliseconds() << ", "
  79            << params.auto_update_timestamp_offset << ")";
  80 }
  81
  82 bool StreamParserTestBase::OnNewConfig(
  83     const AudioDecoderConfig& audio_config,
  84     const VideoDecoderConfig& video_config,
  85     const StreamParser::TextTrackConfigMap& text_config) {
  86   DVLOG(1) << __FUNCTION__ << "(" << audio_config.IsValidConfig() << ", "
  87            << video_config.IsValidConfig() << ")";
  88   EXPECT_TRUE(audio_config.IsValidConfig());
  89   EXPECT_FALSE(video_config.IsValidConfig());
  90   last_audio_config_ = audio_config;
  91   return true;
  92 }
  93
  94 bool StreamParserTestBase::OnNewBuffers(
  95     const StreamParser::BufferQueue& audio_buffers,
  96     const StreamParser::BufferQueue& video_buffers,
  97     const StreamParser::TextBufferQueueMap& text_map) {
  98   EXPECT_FALSE(audio_buffers.empty());
  99   EXPECT_TRUE(video_buffers.empty());
 100
 101   // TODO(wolenetz/acolwell): Add text track support to more MSE parsers. See
 102   // http://crbug.com/336926.
 103   EXPECT_TRUE(text_map.empty());
 104
 105   const std::string buffers_str = BufferQueueToString(audio_buffers);
 106   DVLOG(1) << __FUNCTION__ << " : " << buffers_str;
 107   results_stream_ << buffers_str;
 108   return true;
 109 }
 110
 111 void StreamParserTestBase::OnKeyNeeded(EmeInitDataType type,
 112                                        const std::vector<uint8>& init_data) {
 113   DVLOG(1) << __FUNCTION__ << "(" << static_cast<int>(type) << ", "
 114            << init_data.size() << ")";
 115 }
 116
 117 void StreamParserTestBase::OnNewSegment() {
 118   DVLOG(1) << __FUNCTION__;
 119   results_stream_ << "NewSegment";
 120 }
 121
 122 void StreamParserTestBase::OnEndOfSegment() {
 123   DVLOG(1) << __FUNCTION__;
 124   results_stream_ << "EndOfSegment";
 125 }
 126
 127 }  // namespace media