media/test/pipeline_integration_test_base.cc

   1 // Copyright (c) 2012 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/test/pipeline_integration_test_base.h"
   6
   7 #include "base/bind.h"
   8 #include "base/memory/scoped_vector.h"
   9 #include "media/base/cdm_context.h"
  10 #include "media/base/media_log.h"
  11 #include "media/base/test_data_util.h"
  12 #include "media/filters/chunk_demuxer.h"
  13 #if !defined(MEDIA_DISABLE_FFMPEG)
  14 #include "media/filters/ffmpeg_audio_decoder.h"
  15 #include "media/filters/ffmpeg_demuxer.h"
  16 #include "media/filters/ffmpeg_video_decoder.h"
  17 #endif
  18 #include "media/filters/file_data_source.h"
  19 #include "media/filters/opus_audio_decoder.h"
  20 #include "media/renderers/audio_renderer_impl.h"
  21 #include "media/renderers/renderer_impl.h"
  22 #if !defined(MEDIA_DISABLE_LIBVPX)
  23 #include "media/filters/vpx_video_decoder.h"
  24 #endif
  25
  26 using ::testing::_;
  27 using ::testing::AnyNumber;
  28 using ::testing::AtMost;
  29 using ::testing::Invoke;
  30 using ::testing::InvokeWithoutArgs;
  31 using ::testing::SaveArg;
  32
  33 namespace media {
  34
  35 const char kNullVideoHash[] = "d41d8cd98f00b204e9800998ecf8427e";
  36 const char kNullAudioHash[] = "0.00,0.00,0.00,0.00,0.00,0.00,";
  37
  38 MockVideoRendererSink::MockVideoRendererSink() {}
  39 MockVideoRendererSink::~MockVideoRendererSink() {}
  40
  41 PipelineIntegrationTestBase::PipelineIntegrationTestBase()
  42     : hashing_enabled_(false),
  43       clockless_playback_(false),
  44       pipeline_(
  45           new Pipeline(message_loop_.message_loop_proxy(), new MediaLog())),
  46       ended_(false),
  47       pipeline_status_(PIPELINE_OK),
  48       last_video_frame_format_(VideoFrame::UNKNOWN),
  49       hardware_config_(AudioParameters(), AudioParameters()) {
  50   base::MD5Init(&md5_context_);
  51 }
  52
  53 PipelineIntegrationTestBase::~PipelineIntegrationTestBase() {
  54   if (!pipeline_->IsRunning())
  55     return;
  56
  57   Stop();
  58 }
  59
  60 void PipelineIntegrationTestBase::OnSeeked(base::TimeDelta seek_time,
  61                                            PipelineStatus status) {
  62   EXPECT_EQ(seek_time, pipeline_->GetMediaTime());
  63   pipeline_status_ = status;
  64 }
  65
  66 void PipelineIntegrationTestBase::OnStatusCallback(
  67     PipelineStatus status) {
  68   pipeline_status_ = status;
  69   message_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
  70 }
  71
  72 void PipelineIntegrationTestBase::DemuxerEncryptedMediaInitDataCB(
  73     EmeInitDataType type,
  74     const std::vector<uint8>& init_data) {
  75   DCHECK(!init_data.empty());
  76   CHECK(!encrypted_media_init_data_cb_.is_null());
  77   encrypted_media_init_data_cb_.Run(type, init_data);
  78 }
  79
  80 void PipelineIntegrationTestBase::OnEnded() {
  81   DCHECK(!ended_);
  82   ended_ = true;
  83   pipeline_status_ = PIPELINE_OK;
  84   message_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
  85 }
  86
  87 bool PipelineIntegrationTestBase::WaitUntilOnEnded() {
  88   if (ended_)
  89     return (pipeline_status_ == PIPELINE_OK);
  90   message_loop_.Run();
  91   EXPECT_TRUE(ended_);
  92   return ended_ && (pipeline_status_ == PIPELINE_OK);
  93 }
  94
  95 PipelineStatus PipelineIntegrationTestBase::WaitUntilEndedOrError() {
  96   if (ended_ || pipeline_status_ != PIPELINE_OK)
  97     return pipeline_status_;
  98   message_loop_.Run();
  99   return pipeline_status_;
 100 }
 101
 102 void PipelineIntegrationTestBase::OnError(PipelineStatus status) {
 103   DCHECK_NE(status, PIPELINE_OK);
 104   pipeline_status_ = status;
 105   message_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
 106 }
 107
 108 PipelineStatus PipelineIntegrationTestBase::Start(const std::string& filename) {
 109   return Start(filename, nullptr);
 110 }
 111
 112 PipelineStatus PipelineIntegrationTestBase::Start(const std::string& filename,
 113                                                   CdmContext* cdm_context) {
 114   EXPECT_CALL(*this, OnMetadata(_))
 115       .Times(AtMost(1))
 116       .WillRepeatedly(SaveArg<0>(&metadata_));
 117   EXPECT_CALL(*this, OnBufferingStateChanged(BUFFERING_HAVE_ENOUGH))
 118       .Times(AtMost(1));
 119   CreateDemuxer(filename);
 120
 121   if (cdm_context) {
 122     EXPECT_CALL(*this, DecryptorAttached(true));
 123     pipeline_->SetCdm(
 124         cdm_context, base::Bind(&PipelineIntegrationTestBase::DecryptorAttached,
 125                                 base::Unretained(this)));
 126   }
 127
 128   // Should never be called as the required decryption keys for the encrypted
 129   // media files are provided in advance.
 130   EXPECT_CALL(*this, OnWaitingForDecryptionKey()).Times(0);
 131
 132   pipeline_->Start(
 133       demuxer_.get(), CreateRenderer(),
 134       base::Bind(&PipelineIntegrationTestBase::OnEnded, base::Unretained(this)),
 135       base::Bind(&PipelineIntegrationTestBase::OnError, base::Unretained(this)),
 136       base::Bind(&PipelineIntegrationTestBase::OnStatusCallback,
 137                  base::Unretained(this)),
 138       base::Bind(&PipelineIntegrationTestBase::OnMetadata,
 139                  base::Unretained(this)),
 140       base::Bind(&PipelineIntegrationTestBase::OnBufferingStateChanged,
 141                  base::Unretained(this)),
 142       base::Closure(), base::Bind(&PipelineIntegrationTestBase::OnAddTextTrack,
 143                                   base::Unretained(this)),
 144       base::Bind(&PipelineIntegrationTestBase::OnWaitingForDecryptionKey,
 145                  base::Unretained(this)));
 146   message_loop_.Run();
 147   return pipeline_status_;
 148 }
 149
 150 PipelineStatus PipelineIntegrationTestBase::Start(const std::string& filename,
 151                                                   kTestType test_type) {
 152   hashing_enabled_ = test_type == kHashed;
 153   clockless_playback_ = test_type == kClockless;
 154   return Start(filename);
 155 }
 156
 157 void PipelineIntegrationTestBase::Play() {
 158   pipeline_->SetPlaybackRate(1);
 159 }
 160
 161 void PipelineIntegrationTestBase::Pause() {
 162   pipeline_->SetPlaybackRate(0);
 163 }
 164
 165 bool PipelineIntegrationTestBase::Seek(base::TimeDelta seek_time) {
 166   ended_ = false;
 167
 168   EXPECT_CALL(*this, OnBufferingStateChanged(BUFFERING_HAVE_ENOUGH))
 169       .WillOnce(InvokeWithoutArgs(&message_loop_, &base::MessageLoop::QuitNow));
 170   pipeline_->Seek(seek_time, base::Bind(&PipelineIntegrationTestBase::OnSeeked,
 171                                         base::Unretained(this), seek_time));
 172   message_loop_.Run();
 173   return (pipeline_status_ == PIPELINE_OK);
 174 }
 175
 176 void PipelineIntegrationTestBase::Stop() {
 177   DCHECK(pipeline_->IsRunning());
 178   pipeline_->Stop(base::MessageLoop::QuitClosure());
 179   message_loop_.Run();
 180 }
 181
 182 void PipelineIntegrationTestBase::QuitAfterCurrentTimeTask(
 183     const base::TimeDelta& quit_time) {
 184   if (pipeline_->GetMediaTime() >= quit_time ||
 185       pipeline_status_ != PIPELINE_OK) {
 186     message_loop_.Quit();
 187     return;
 188   }
 189
 190   message_loop_.PostDelayedTask(
 191       FROM_HERE,
 192       base::Bind(&PipelineIntegrationTestBase::QuitAfterCurrentTimeTask,
 193                  base::Unretained(this), quit_time),
 194       base::TimeDelta::FromMilliseconds(10));
 195 }
 196
 197 bool PipelineIntegrationTestBase::WaitUntilCurrentTimeIsAfter(
 198     const base::TimeDelta& wait_time) {
 199   DCHECK(pipeline_->IsRunning());
 200   DCHECK_GT(pipeline_->GetPlaybackRate(), 0);
 201   DCHECK(wait_time <= pipeline_->GetMediaDuration());
 202
 203   message_loop_.PostDelayedTask(
 204       FROM_HERE,
 205       base::Bind(&PipelineIntegrationTestBase::QuitAfterCurrentTimeTask,
 206                  base::Unretained(this),
 207                  wait_time),
 208       base::TimeDelta::FromMilliseconds(10));
 209   message_loop_.Run();
 210   return (pipeline_status_ == PIPELINE_OK);
 211 }
 212
 213 void PipelineIntegrationTestBase::CreateDemuxer(const std::string& filename) {
 214   FileDataSource* file_data_source = new FileDataSource();
 215   base::FilePath file_path(GetTestDataFilePath(filename));
 216   CHECK(file_data_source->Initialize(file_path)) << "Is " << file_path.value()
 217                                                  << " missing?";
 218   data_source_.reset(file_data_source);
 219
 220   Demuxer::EncryptedMediaInitDataCB encrypted_media_init_data_cb =
 221       base::Bind(&PipelineIntegrationTestBase::DemuxerEncryptedMediaInitDataCB,
 222                  base::Unretained(this));
 223
 224 #if !defined(MEDIA_DISABLE_FFMPEG)
 225   demuxer_ = scoped_ptr<Demuxer>(
 226       new FFmpegDemuxer(message_loop_.message_loop_proxy(), data_source_.get(),
 227                         encrypted_media_init_data_cb, new MediaLog()));
 228 #endif
 229 }
 230
 231 scoped_ptr<Renderer> PipelineIntegrationTestBase::CreateRenderer() {
 232   ScopedVector<VideoDecoder> video_decoders;
 233 #if !defined(MEDIA_DISABLE_LIBVPX)
 234   video_decoders.push_back(
 235       new VpxVideoDecoder(message_loop_.message_loop_proxy()));
 236 #endif  // !defined(MEDIA_DISABLE_LIBVPX)
 237
 238 #if !defined(MEDIA_DISABLE_FFMPEG)
 239   video_decoders.push_back(
 240       new FFmpegVideoDecoder(message_loop_.message_loop_proxy()));
 241 #endif
 242
 243   EXPECT_CALL(video_sink_, PaintFrameUsingOldRenderingPath(_))
 244       .WillRepeatedly(
 245           Invoke(this, &PipelineIntegrationTestBase::OnVideoFramePaint));
 246
 247   // Disable frame dropping if hashing is enabled.
 248   scoped_ptr<VideoRenderer> video_renderer(
 249       new VideoRendererImpl(message_loop_.message_loop_proxy(), &video_sink_,
 250                             video_decoders.Pass(), false, new MediaLog()));
 251
 252   if (!clockless_playback_) {
 253     audio_sink_ = new NullAudioSink(message_loop_.message_loop_proxy());
 254   } else {
 255     clockless_audio_sink_ = new ClocklessAudioSink();
 256   }
 257
 258   ScopedVector<AudioDecoder> audio_decoders;
 259
 260 #if !defined(MEDIA_DISABLE_FFMPEG)
 261   audio_decoders.push_back(
 262       new FFmpegAudioDecoder(message_loop_.message_loop_proxy(), LogCB()));
 263 #endif
 264
 265   audio_decoders.push_back(
 266       new OpusAudioDecoder(message_loop_.message_loop_proxy()));
 267
 268   AudioParameters out_params(AudioParameters::AUDIO_PCM_LOW_LATENCY,
 269                              CHANNEL_LAYOUT_STEREO,
 270                              44100,
 271                              16,
 272                              512);
 273   hardware_config_.UpdateOutputConfig(out_params);
 274
 275   scoped_ptr<AudioRenderer> audio_renderer(new AudioRendererImpl(
 276       message_loop_.message_loop_proxy(),
 277       (clockless_playback_)
 278           ? static_cast<AudioRendererSink*>(clockless_audio_sink_.get())
 279           : audio_sink_.get(),
 280       audio_decoders.Pass(), hardware_config_, new MediaLog()));
 281   if (hashing_enabled_)
 282     audio_sink_->StartAudioHashForTesting();
 283
 284   scoped_ptr<RendererImpl> renderer_impl(
 285       new RendererImpl(message_loop_.message_loop_proxy(),
 286                        audio_renderer.Pass(),
 287                        video_renderer.Pass()));
 288
 289   // Prevent non-deterministic buffering state callbacks from firing (e.g., slow
 290   // machine, valgrind).
 291   renderer_impl->DisableUnderflowForTesting();
 292
 293   if (clockless_playback_)
 294     renderer_impl->EnableClocklessVideoPlaybackForTesting();
 295
 296   return renderer_impl.Pass();
 297 }
 298
 299 void PipelineIntegrationTestBase::OnVideoFramePaint(
 300     const scoped_refptr<VideoFrame>& frame) {
 301   last_video_frame_format_ = frame->format();
 302   if (!hashing_enabled_)
 303     return;
 304   frame->HashFrameForTesting(&md5_context_);
 305 }
 306
 307 std::string PipelineIntegrationTestBase::GetVideoHash() {
 308   DCHECK(hashing_enabled_);
 309   base::MD5Digest digest;
 310   base::MD5Final(&digest, &md5_context_);
 311   return base::MD5DigestToBase16(digest);
 312 }
 313
 314 std::string PipelineIntegrationTestBase::GetAudioHash() {
 315   DCHECK(hashing_enabled_);
 316   return audio_sink_->GetAudioHashForTesting();
 317 }
 318
 319 base::TimeDelta PipelineIntegrationTestBase::GetAudioTime() {
 320   DCHECK(clockless_playback_);
 321   return clockless_audio_sink_->render_time();
 322 }
 323
 324 base::TimeTicks DummyTickClock::NowTicks() {
 325   now_ += base::TimeDelta::FromSeconds(60);
 326   return now_;
 327 }
 328
 329 }  // namespace media