src/starboard/nplb/media_set_audio_write_duration_test.cc - cobalt - Git at Google

 // Copyright 2019 The Cobalt Authors. All Rights Reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.

 #include "starboard/media.h"

 #include "starboard/common/optional.h"
 #include "starboard/common/spin_lock.h"
 #include "starboard/configuration_constants.h"
 #include "starboard/nplb/player_creation_param_helpers.h"
 #include "starboard/player.h"
 #include "starboard/shared/starboard/media/media_support_internal.h"
 #include "starboard/shared/starboard/player/video_dmp_reader.h"
 #include "starboard/testing/fake_graphics_context_provider.h"
 #include "testing/gtest/include/gtest/gtest.h"

 #if SB_API_VERSION >= 11
 namespace starboard {
 namespace nplb {
 namespace {

 using ::starboard::testing::FakeGraphicsContextProvider;
 using shared::starboard::player::video_dmp::VideoDmpReader;
 using ::testing::ValuesIn;

 const SbTime kDuration = kSbTimeSecond / 2;
 const SbTime kSmallWaitInterval = 10 * kSbTimeMillisecond;

 std::string GetTestInputDirectory() {
   std::vector<char> content_path(kSbFileMaxPath);
   SB_CHECK(SbSystemGetPath(kSbSystemPathContentDirectory, content_path.data(),
                            kSbFileMaxPath));
   std::string directory_path =
       std::string(content_path.data()) + kSbFileSepChar + "test" +
       kSbFileSepChar + "starboard" + kSbFileSepChar + "shared" +
       kSbFileSepChar + "starboard" + kSbFileSepChar + "player" +
       kSbFileSepChar + "testdata";

   SB_CHECK(SbDirectoryCanOpen(directory_path.c_str()))
       << "Cannot open directory " << directory_path;
   return directory_path;
 }

 static void DeallocateSampleFunc(SbPlayer player,
                                  void* context,
                                  const void* sample_buffer) {
   SB_UNREFERENCED_PARAMETER(player);
   SB_UNREFERENCED_PARAMETER(context);
   SB_UNREFERENCED_PARAMETER(sample_buffer);
 }

 std::string ResolveTestFileName(const char* filename) {
   auto ret = GetTestInputDirectory() + kSbFileSepChar + filename;
   return ret;
 }

 class SbMediaSetAudioWriteDurationTest
     : public ::testing::TestWithParam<const char*> {
  public:
   SbMediaSetAudioWriteDurationTest()
       : dmp_reader_(ResolveTestFileName(GetParam()).c_str()) {}

   void TryToWritePendingSample() {
     {
       starboard::ScopedSpinLock lock(&pending_decoder_status_lock_);
       if (!pending_decoder_status_.has_engaged()) {
         return;
       }
     }

     // If we have played the full duration required, then stop.
     if ((last_input_timestamp_ - first_input_timestamp_) >= total_duration_) {
       return;
     }

     // Check if we're about to input too far beyond the current playback time.
     SbPlayerInfo2 info;
     SbPlayerGetInfo2(pending_decoder_status_->player, &info);
     if ((last_input_timestamp_ - info.current_media_timestamp) > kDuration) {
       // Postpone writing samples.
       return;
     }

     SbPlayerSampleInfo player_sample_info =
         dmp_reader_.GetPlayerSampleInfo(kSbMediaTypeAudio, ++index_);

     SbPlayerSampleInfo sample_info = {};
     sample_info.buffer = player_sample_info.buffer;
     sample_info.buffer_size = player_sample_info.buffer_size;
     sample_info.timestamp = player_sample_info.timestamp;
     sample_info.drm_info = NULL;
     sample_info.type = kSbMediaTypeAudio;
     sample_info.audio_sample_info = dmp_reader_.audio_sample_info();

     SbPlayer player = pending_decoder_status_->player;
     SbMediaType type = pending_decoder_status_->type;
     int ticket = pending_decoder_status_->ticket;
     {
       starboard::ScopedSpinLock lock(&pending_decoder_status_lock_);
       pending_decoder_status_ = nullopt;
     }

     SbPlayerWriteSample2(player, kSbMediaTypeAudio, &sample_info, 1);
     last_input_timestamp_ = player_sample_info.timestamp;
   }

   void PlayerStatus(SbPlayer player, SbPlayerState state, int ticket) {
     player_state_ = state;
   }

   void StorePendingDecoderStatus(SbPlayer player,
                                  SbMediaType type,
                                  int ticket) {
     starboard::ScopedSpinLock lock(&pending_decoder_status_lock_);
     SB_DCHECK(!pending_decoder_status_.has_engaged());
     PendingDecoderStatus pending_decoder_status = {};
     pending_decoder_status.player = player;
     pending_decoder_status.type = type;
     pending_decoder_status.ticket = ticket;
     pending_decoder_status_ = pending_decoder_status;
   }

   SbPlayer CreatePlayer() {
     SbMediaAudioSampleInfo audio_sample_info = dmp_reader_.audio_sample_info();
     SbMediaAudioCodec kAudioCodec = dmp_reader_.audio_codec();
     SbDrmSystem kDrmSystem = kSbDrmSystemInvalid;

     last_input_timestamp_ =
         dmp_reader_.GetPlayerSampleInfo(kSbMediaTypeAudio, 0).timestamp;
     first_input_timestamp_ = last_input_timestamp_;

 #if SB_HAS(PLAYER_CREATION_AND_OUTPUT_MODE_QUERY_IMPROVEMENT)
     SbPlayerCreationParam creation_param = CreatePlayerCreationParam(
         audio_sample_info.codec, kSbMediaVideoCodecNone);
     creation_param.audio_sample_info = audio_sample_info;
     creation_param.output_mode =
         SbPlayerGetPreferredOutputMode(&creation_param);
     EXPECT_NE(creation_param.output_mode, kSbPlayerOutputModeInvalid);

     SbPlayer player = SbPlayerCreate(
         fake_graphics_context_provider_.window(), &creation_param,
         DummyDeallocateSampleFunc, DecoderStatusFunc, PlayerStatusFunc,
         DummyErrorFunc, this /* context */,
         fake_graphics_context_provider_.decoder_target_provider());
 #else   // SB_HAS(PLAYER_CREATION_AND_OUTPUT_MODE_QUERY_IMPROVEMENT)
     SbPlayerOutputMode output_mode = kSbPlayerOutputModeDecodeToTexture;

     if (!SbPlayerOutputModeSupported(output_mode, kSbMediaVideoCodecNone,
                                      kSbDrmSystemInvalid)) {
       output_mode = kSbPlayerOutputModePunchOut;
     }

     SbPlayer player = SbPlayerCreate(
         fake_graphics_context_provider_.window(), kSbMediaVideoCodecNone,
         kAudioCodec, kSbDrmSystemInvalid, &audio_sample_info,
         NULL /* max_video_capabilities */,
         DummyDeallocateSampleFunc, DecoderStatusFunc, PlayerStatusFunc,
         DummyErrorFunc, this /* context */, output_mode,
         fake_graphics_context_provider_.decoder_target_provider());
 #endif  // SB_HAS(PLAYER_CREATION_AND_OUTPUT_MODE_QUERY_IMPROVEMENT)

     EXPECT_TRUE(SbPlayerIsValid(player));
     return player;
   }

   void WaitForPlayerState(SbPlayerState desired_state) {
     SbTime start_of_wait = SbTimeGetMonotonicNow();
     const SbTime kMaxWaitTime = 3 * kSbTimeSecond;
     while (player_state_ != desired_state &&
            (SbTimeGetMonotonicNow() - start_of_wait) < kMaxWaitTime) {
       SbThreadSleep(kSmallWaitInterval);
       TryToWritePendingSample();
     }
     ASSERT_EQ(desired_state, player_state_);
   }

  protected:
   struct PendingDecoderStatus {
     SbPlayer player;
     SbMediaType type;
     int ticket;
   };

   FakeGraphicsContextProvider fake_graphics_context_provider_;
   VideoDmpReader dmp_reader_;
   SbPlayerState player_state_ = kSbPlayerStateInitialized;
   SbTime last_input_timestamp_ = 0;
   SbTime first_input_timestamp_ = 0;
   int index_ = 0;
   SbTime total_duration_ = kDuration;
   // Guard access to |pending_decoder_status_|.
   mutable SbAtomic32 pending_decoder_status_lock_ =
       starboard::kSpinLockStateReleased;
   optional<PendingDecoderStatus> pending_decoder_status_;

  private:
   static void DummyDeallocateSampleFunc(SbPlayer player,
                                         void* context,
                                         const void* sample_buffer) {}

   static void DummyErrorFunc(SbPlayer player,
                              void* context,
                              SbPlayerError error,
                              const char* message) {}

   static void DecoderStatusFunc(SbPlayer player,
                                 void* context,
                                 SbMediaType type,
                                 SbPlayerDecoderState state,
                                 int ticket) {
     if (state != kSbPlayerDecoderStateNeedsData) {
       return;
     }
     static_cast<SbMediaSetAudioWriteDurationTest*>(context)
         ->StorePendingDecoderStatus(player, type, ticket);
   }

   static void PlayerStatusFunc(SbPlayer player,
                                void* context,
                                SbPlayerState state,
                                int ticket) {
     static_cast<SbMediaSetAudioWriteDurationTest*>(context)->PlayerStatus(
         player, state, ticket);
   }
 };

 TEST_P(SbMediaSetAudioWriteDurationTest, WriteLimitedInput) {
   ASSERT_NE(dmp_reader_.audio_codec(), kSbMediaAudioCodecNone);
   ASSERT_GT(dmp_reader_.number_of_audio_buffers(), 0);

   SbMediaSetAudioWriteDuration(kDuration);

   SbPlayer player = CreatePlayer();
   WaitForPlayerState(kSbPlayerStateInitialized);

   // Seek to preroll.
   SbPlayerSeek2(player, first_input_timestamp_, /* ticket */ 1);

   WaitForPlayerState(kSbPlayerStatePresenting);

   // Check that the playback time is > 0.
   SbPlayerInfo2 info;
   SbPlayerGetInfo2(player, &info);
   ASSERT_GT(info.current_media_timestamp, 0);

   SbPlayerDestroy(player);
 }

 TEST_P(SbMediaSetAudioWriteDurationTest, WriteContinuedLimitedInput) {
   ASSERT_NE(dmp_reader_.audio_codec(), kSbMediaAudioCodecNone);
   ASSERT_GT(dmp_reader_.number_of_audio_buffers(), 0);

   SbMediaSetAudioWriteDuration(kDuration);

   // This directly impacts the runtime of the test.
   total_duration_ = 15 * kSbTimeSecond;

   SbPlayer player = CreatePlayer();
   WaitForPlayerState(kSbPlayerStateInitialized);

   // Seek to preroll.
   SbPlayerSeek2(player, first_input_timestamp_, /* ticket */ 1);

   WaitForPlayerState(kSbPlayerStatePresenting);

   // Wait for the player to play far enough. It may not play all the way to
   // the end, but it should leave off no more than |kDuration|.
   SbTime min_ending_playback_time = total_duration_ - kDuration;
   SbTime start_of_wait = SbTimeGetMonotonicNow();
   const SbTime kMaxWaitTime = total_duration_ + 5 * kSbTimeSecond;
   SbPlayerInfo2 info;
   SbPlayerGetInfo2(player, &info);
   while (info.current_media_timestamp < min_ending_playback_time &&
          (SbTimeGetMonotonicNow() - start_of_wait) < kMaxWaitTime) {
     SbPlayerGetInfo2(player, &info);
     SbThreadSleep(kSmallWaitInterval);
     TryToWritePendingSample();
   }
   EXPECT_GE(info.current_media_timestamp, min_ending_playback_time);
   SbPlayerDestroy(player);
 }

 std::vector<const char*> GetSupportedTests() {
   const char* kFilenames[] = {"beneath_the_canopy_aac_stereo.dmp",
                               "beneath_the_canopy_opus_stereo.dmp"};

   static std::vector<const char*> test_params;

   if (!test_params.empty()) {
     return test_params;
   }

   for (auto filename : kFilenames) {
     VideoDmpReader dmp_reader(ResolveTestFileName(filename).c_str());
     SB_DCHECK(dmp_reader.number_of_audio_buffers() > 0);
     if (SbMediaIsAudioSupported(dmp_reader.audio_codec(),
                                 dmp_reader.audio_bitrate())) {
       test_params.push_back(filename);
     }
   }
   SB_DCHECK(!test_params.empty());
   return test_params;
 }

 INSTANTIATE_TEST_CASE_P(SbMediaSetAudioWriteDurationTests,
                         SbMediaSetAudioWriteDurationTest,
                         ValuesIn(GetSupportedTests()));
 }  // namespace
 }  // namespace nplb
 }  // namespace starboard
 #endif  // SB_API_VERSION >= 11
	// Copyright 2019 The Cobalt Authors. All Rights Reserved.
	//
	// Licensed under the Apache License, Version 2.0 (the "License");
	// you may not use this file except in compliance with the License.
	// You may obtain a copy of the License at
	//
	// http://www.apache.org/licenses/LICENSE-2.0
	//
	// Unless required by applicable law or agreed to in writing, software
	// distributed under the License is distributed on an "AS IS" BASIS,
	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	// See the License for the specific language governing permissions and
	// limitations under the License.

	#include "starboard/media.h"

	#include "starboard/common/optional.h"
	#include "starboard/common/spin_lock.h"
	#include "starboard/configuration_constants.h"
	#include "starboard/nplb/player_creation_param_helpers.h"
	#include "starboard/player.h"
	#include "starboard/shared/starboard/media/media_support_internal.h"
	#include "starboard/shared/starboard/player/video_dmp_reader.h"
	#include "starboard/testing/fake_graphics_context_provider.h"
	#include "testing/gtest/include/gtest/gtest.h"

	#if SB_API_VERSION >= 11
	namespace starboard {
	namespace nplb {
	namespace {

	using ::starboard::testing::FakeGraphicsContextProvider;
	using shared::starboard::player::video_dmp::VideoDmpReader;
	using ::testing::ValuesIn;

	const SbTime kDuration = kSbTimeSecond / 2;
	const SbTime kSmallWaitInterval = 10 * kSbTimeMillisecond;

	std::string GetTestInputDirectory() {
	std::vector<char> content_path(kSbFileMaxPath);
	SB_CHECK(SbSystemGetPath(kSbSystemPathContentDirectory, content_path.data(),
	kSbFileMaxPath));
	std::string directory_path =
	std::string(content_path.data()) + kSbFileSepChar + "test" +
	kSbFileSepChar + "starboard" + kSbFileSepChar + "shared" +
	kSbFileSepChar + "starboard" + kSbFileSepChar + "player" +
	kSbFileSepChar + "testdata";

	SB_CHECK(SbDirectoryCanOpen(directory_path.c_str()))
	<< "Cannot open directory " << directory_path;
	return directory_path;
	}

	static void DeallocateSampleFunc(SbPlayer player,
	void* context,
	const void* sample_buffer) {
	SB_UNREFERENCED_PARAMETER(player);
	SB_UNREFERENCED_PARAMETER(context);
	SB_UNREFERENCED_PARAMETER(sample_buffer);
	}

	std::string ResolveTestFileName(const char* filename) {
	auto ret = GetTestInputDirectory() + kSbFileSepChar + filename;
	return ret;
	}

	class SbMediaSetAudioWriteDurationTest
	: public ::testing::TestWithParam<const char*> {
	public:
	SbMediaSetAudioWriteDurationTest()
	: dmp_reader_(ResolveTestFileName(GetParam()).c_str()) {}

	void TryToWritePendingSample() {
	{
	starboard::ScopedSpinLock lock(&pending_decoder_status_lock_);
	if (!pending_decoder_status_.has_engaged()) {
	return;
	}
	}

	// If we have played the full duration required, then stop.
	if ((last_input_timestamp_ - first_input_timestamp_) >= total_duration_) {
	return;
	}

	// Check if we're about to input too far beyond the current playback time.
	SbPlayerInfo2 info;
	SbPlayerGetInfo2(pending_decoder_status_->player, &info);
	if ((last_input_timestamp_ - info.current_media_timestamp) > kDuration) {
	// Postpone writing samples.
	return;
	}

	SbPlayerSampleInfo player_sample_info =
	dmp_reader_.GetPlayerSampleInfo(kSbMediaTypeAudio, ++index_);

	SbPlayerSampleInfo sample_info = {};
	sample_info.buffer = player_sample_info.buffer;
	sample_info.buffer_size = player_sample_info.buffer_size;
	sample_info.timestamp = player_sample_info.timestamp;
	sample_info.drm_info = NULL;
	sample_info.type = kSbMediaTypeAudio;
	sample_info.audio_sample_info = dmp_reader_.audio_sample_info();

	SbPlayer player = pending_decoder_status_->player;
	SbMediaType type = pending_decoder_status_->type;
	int ticket = pending_decoder_status_->ticket;
	{
	starboard::ScopedSpinLock lock(&pending_decoder_status_lock_);
	pending_decoder_status_ = nullopt;
	}

	SbPlayerWriteSample2(player, kSbMediaTypeAudio, &sample_info, 1);
	last_input_timestamp_ = player_sample_info.timestamp;
	}

	void PlayerStatus(SbPlayer player, SbPlayerState state, int ticket) {
	player_state_ = state;
	}

	void StorePendingDecoderStatus(SbPlayer player,
	SbMediaType type,
	int ticket) {
	starboard::ScopedSpinLock lock(&pending_decoder_status_lock_);
	SB_DCHECK(!pending_decoder_status_.has_engaged());
	PendingDecoderStatus pending_decoder_status = {};
	pending_decoder_status.player = player;
	pending_decoder_status.type = type;
	pending_decoder_status.ticket = ticket;
	pending_decoder_status_ = pending_decoder_status;
	}

	SbPlayer CreatePlayer() {
	SbMediaAudioSampleInfo audio_sample_info = dmp_reader_.audio_sample_info();
	SbMediaAudioCodec kAudioCodec = dmp_reader_.audio_codec();
	SbDrmSystem kDrmSystem = kSbDrmSystemInvalid;

	last_input_timestamp_ =
	dmp_reader_.GetPlayerSampleInfo(kSbMediaTypeAudio, 0).timestamp;
	first_input_timestamp_ = last_input_timestamp_;

	#if SB_HAS(PLAYER_CREATION_AND_OUTPUT_MODE_QUERY_IMPROVEMENT)
	SbPlayerCreationParam creation_param = CreatePlayerCreationParam(
	audio_sample_info.codec, kSbMediaVideoCodecNone);
	creation_param.audio_sample_info = audio_sample_info;
	creation_param.output_mode =
	SbPlayerGetPreferredOutputMode(&creation_param);
	EXPECT_NE(creation_param.output_mode, kSbPlayerOutputModeInvalid);

	SbPlayer player = SbPlayerCreate(
	fake_graphics_context_provider_.window(), &creation_param,
	DummyDeallocateSampleFunc, DecoderStatusFunc, PlayerStatusFunc,
	DummyErrorFunc, this /* context */,
	fake_graphics_context_provider_.decoder_target_provider());
	#else // SB_HAS(PLAYER_CREATION_AND_OUTPUT_MODE_QUERY_IMPROVEMENT)
	SbPlayerOutputMode output_mode = kSbPlayerOutputModeDecodeToTexture;

	if (!SbPlayerOutputModeSupported(output_mode, kSbMediaVideoCodecNone,
	kSbDrmSystemInvalid)) {
	output_mode = kSbPlayerOutputModePunchOut;
	}

	SbPlayer player = SbPlayerCreate(
	fake_graphics_context_provider_.window(), kSbMediaVideoCodecNone,
	kAudioCodec, kSbDrmSystemInvalid, &audio_sample_info,
	NULL /* max_video_capabilities */,
	DummyDeallocateSampleFunc, DecoderStatusFunc, PlayerStatusFunc,
	DummyErrorFunc, this /* context */, output_mode,
	fake_graphics_context_provider_.decoder_target_provider());
	#endif // SB_HAS(PLAYER_CREATION_AND_OUTPUT_MODE_QUERY_IMPROVEMENT)

	EXPECT_TRUE(SbPlayerIsValid(player));
	return player;
	}

	void WaitForPlayerState(SbPlayerState desired_state) {
	SbTime start_of_wait = SbTimeGetMonotonicNow();
	const SbTime kMaxWaitTime = 3 * kSbTimeSecond;
	while (player_state_ != desired_state &&
	(SbTimeGetMonotonicNow() - start_of_wait) < kMaxWaitTime) {
	SbThreadSleep(kSmallWaitInterval);
	TryToWritePendingSample();
	}
	ASSERT_EQ(desired_state, player_state_);
	}

	protected:
	struct PendingDecoderStatus {
	SbPlayer player;
	SbMediaType type;
	int ticket;
	};

	FakeGraphicsContextProvider fake_graphics_context_provider_;
	VideoDmpReader dmp_reader_;
	SbPlayerState player_state_ = kSbPlayerStateInitialized;
	SbTime last_input_timestamp_ = 0;
	SbTime first_input_timestamp_ = 0;
	int index_ = 0;
	SbTime total_duration_ = kDuration;
	// Guard access to \|pending_decoder_status_\|.
	mutable SbAtomic32 pending_decoder_status_lock_ =
	starboard::kSpinLockStateReleased;
	optional<PendingDecoderStatus> pending_decoder_status_;

	private:
	static void DummyDeallocateSampleFunc(SbPlayer player,
	void* context,
	const void* sample_buffer) {}

	static void DummyErrorFunc(SbPlayer player,
	void* context,
	SbPlayerError error,
	const char* message) {}

	static void DecoderStatusFunc(SbPlayer player,
	void* context,
	SbMediaType type,
	SbPlayerDecoderState state,
	int ticket) {
	if (state != kSbPlayerDecoderStateNeedsData) {
	return;
	}
	static_cast<SbMediaSetAudioWriteDurationTest*>(context)
	->StorePendingDecoderStatus(player, type, ticket);
	}

	static void PlayerStatusFunc(SbPlayer player,
	void* context,
	SbPlayerState state,
	int ticket) {
	static_cast<SbMediaSetAudioWriteDurationTest*>(context)->PlayerStatus(
	player, state, ticket);
	}
	};

	TEST_P(SbMediaSetAudioWriteDurationTest, WriteLimitedInput) {
	ASSERT_NE(dmp_reader_.audio_codec(), kSbMediaAudioCodecNone);
	ASSERT_GT(dmp_reader_.number_of_audio_buffers(), 0);

	SbMediaSetAudioWriteDuration(kDuration);

	SbPlayer player = CreatePlayer();
	WaitForPlayerState(kSbPlayerStateInitialized);

	// Seek to preroll.
	SbPlayerSeek2(player, first_input_timestamp_, /* ticket */ 1);

	WaitForPlayerState(kSbPlayerStatePresenting);

	// Check that the playback time is > 0.
	SbPlayerInfo2 info;
	SbPlayerGetInfo2(player, &info);
	ASSERT_GT(info.current_media_timestamp, 0);

	SbPlayerDestroy(player);
	}

	TEST_P(SbMediaSetAudioWriteDurationTest, WriteContinuedLimitedInput) {
	ASSERT_NE(dmp_reader_.audio_codec(), kSbMediaAudioCodecNone);
	ASSERT_GT(dmp_reader_.number_of_audio_buffers(), 0);

	SbMediaSetAudioWriteDuration(kDuration);

	// This directly impacts the runtime of the test.
	total_duration_ = 15 * kSbTimeSecond;

	SbPlayer player = CreatePlayer();
	WaitForPlayerState(kSbPlayerStateInitialized);

	// Seek to preroll.
	SbPlayerSeek2(player, first_input_timestamp_, /* ticket */ 1);

	WaitForPlayerState(kSbPlayerStatePresenting);

	// Wait for the player to play far enough. It may not play all the way to
	// the end, but it should leave off no more than \|kDuration\|.
	SbTime min_ending_playback_time = total_duration_ - kDuration;
	SbTime start_of_wait = SbTimeGetMonotonicNow();
	const SbTime kMaxWaitTime = total_duration_ + 5 * kSbTimeSecond;
	SbPlayerInfo2 info;
	SbPlayerGetInfo2(player, &info);
	while (info.current_media_timestamp < min_ending_playback_time &&
	(SbTimeGetMonotonicNow() - start_of_wait) < kMaxWaitTime) {
	SbPlayerGetInfo2(player, &info);
	SbThreadSleep(kSmallWaitInterval);
	TryToWritePendingSample();
	}
	EXPECT_GE(info.current_media_timestamp, min_ending_playback_time);
	SbPlayerDestroy(player);
	}

	std::vector<const char*> GetSupportedTests() {
	const char* kFilenames[] = {"beneath_the_canopy_aac_stereo.dmp",
	"beneath_the_canopy_opus_stereo.dmp"};

	static std::vector<const char*> test_params;

	if (!test_params.empty()) {
	return test_params;
	}

	for (auto filename : kFilenames) {
	VideoDmpReader dmp_reader(ResolveTestFileName(filename).c_str());
	SB_DCHECK(dmp_reader.number_of_audio_buffers() > 0);
	if (SbMediaIsAudioSupported(dmp_reader.audio_codec(),
	dmp_reader.audio_bitrate())) {
	test_params.push_back(filename);
	}
	}
	SB_DCHECK(!test_params.empty());
	return test_params;
	}

	INSTANTIATE_TEST_CASE_P(SbMediaSetAudioWriteDurationTests,
	SbMediaSetAudioWriteDurationTest,
	ValuesIn(GetSupportedTests()));
	} // namespace
	} // namespace nplb
	} // namespace starboard
	#endif // SB_API_VERSION >= 11