| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <deque> |
| |
| #include "base/bind.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/run_loop.h" |
| #include "media/base/audio_buffer.h" |
| #include "media/base/decoder_buffer.h" |
| #include "media/base/test_data_util.h" |
| #include "media/base/test_helpers.h" |
| #include "media/ffmpeg/ffmpeg_common.h" |
| #include "media/filters/audio_file_reader.h" |
| #include "media/filters/in_memory_url_protocol.h" |
| #include "media/filters/opus_audio_decoder.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace media { |
| |
| class OpusAudioDecoderTest : public testing::Test { |
| public: |
| OpusAudioDecoderTest() |
| : decoder_(new OpusAudioDecoder(message_loop_.message_loop_proxy())), |
| pending_decode_(false), |
| pending_reset_(false) {} |
| |
| virtual ~OpusAudioDecoderTest() { |
| EXPECT_FALSE(pending_decode_); |
| EXPECT_FALSE(pending_reset_); |
| } |
| |
| protected: |
| void SatisfyPendingDecode() { base::RunLoop().RunUntilIdle(); } |
| |
| void SendEndOfStream() { |
| pending_decode_ = true; |
| decoder_->Decode(DecoderBuffer::CreateEOSBuffer(), |
| base::Bind(&OpusAudioDecoderTest::DecodeFinished, |
| base::Unretained(this))); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void Initialize() { |
| // Load the test data file. |
| data_ = ReadTestDataFile("bear-opus.ogg"); |
| protocol_.reset( |
| new InMemoryUrlProtocol(data_->data(), data_->data_size(), false)); |
| reader_.reset(new AudioFileReader(protocol_.get())); |
| reader_->Open(); |
| |
| AudioDecoderConfig config; |
| AVCodecContextToAudioDecoderConfig( |
| reader_->codec_context_for_testing(), false, &config, false); |
| InitializeDecoder(config); |
| } |
| |
| void InitializeDecoder(const AudioDecoderConfig& config) { |
| decoder_->Initialize(config, |
| NewExpectedStatusCB(PIPELINE_OK), |
| base::Bind(&OpusAudioDecoderTest::OnDecoderOutput, |
| base::Unretained(this))); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void Decode() { |
| pending_decode_ = true; |
| |
| AVPacket packet; |
| ASSERT_TRUE(reader_->ReadPacketForTesting(&packet)); |
| scoped_refptr<DecoderBuffer> buffer = |
| DecoderBuffer::CopyFrom(packet.data, packet.size); |
| buffer->set_timestamp(ConvertFromTimeBase( |
| reader_->codec_context_for_testing()->time_base, packet.pts)); |
| buffer->set_duration(ConvertFromTimeBase( |
| reader_->codec_context_for_testing()->time_base, packet.duration)); |
| decoder_->Decode(buffer, |
| base::Bind(&OpusAudioDecoderTest::DecodeFinished, |
| base::Unretained(this))); |
| av_free_packet(&packet); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void Reset() { |
| pending_reset_ = true; |
| decoder_->Reset(base::Bind(&OpusAudioDecoderTest::ResetFinished, |
| base::Unretained(this))); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void Stop() { |
| decoder_->Stop(); |
| base::RunLoop().RunUntilIdle(); |
| } |
| |
| void OnDecoderOutput(const scoped_refptr<AudioBuffer>& buffer) { |
| decoded_audio_.push_back(buffer); |
| } |
| |
| void DecodeFinished(AudioDecoder::Status status) { |
| EXPECT_TRUE(pending_decode_); |
| pending_decode_ = false; |
| |
| // If we have a pending reset, we expect an abort. |
| if (pending_reset_) { |
| EXPECT_EQ(status, AudioDecoder::kAborted); |
| return; |
| } |
| |
| EXPECT_EQ(status, AudioDecoder::kOk); |
| } |
| |
| void ResetFinished() { |
| EXPECT_TRUE(pending_reset_); |
| // Reset should always finish after Decode. |
| EXPECT_FALSE(pending_decode_); |
| |
| pending_reset_ = false; |
| } |
| |
| void ExpectDecodedAudio(size_t i, int64 timestamp, int64 duration) { |
| EXPECT_LT(i, decoded_audio_.size()); |
| EXPECT_EQ(timestamp, decoded_audio_[i]->timestamp().InMicroseconds()); |
| EXPECT_EQ(duration, decoded_audio_[i]->duration().InMicroseconds()); |
| EXPECT_FALSE(decoded_audio_[i]->end_of_stream()); |
| } |
| |
| size_t decoded_audio_size() const { |
| return decoded_audio_.size(); |
| } |
| |
| private: |
| base::MessageLoop message_loop_; |
| scoped_refptr<DecoderBuffer> data_; |
| scoped_ptr<InMemoryUrlProtocol> protocol_; |
| scoped_ptr<AudioFileReader> reader_; |
| |
| scoped_ptr<OpusAudioDecoder> decoder_; |
| bool pending_decode_; |
| bool pending_reset_; |
| |
| std::deque<scoped_refptr<AudioBuffer> > decoded_audio_; |
| |
| DISALLOW_COPY_AND_ASSIGN(OpusAudioDecoderTest); |
| }; |
| |
| TEST_F(OpusAudioDecoderTest, Initialize) { |
| Initialize(); |
| Stop(); |
| } |
| |
| TEST_F(OpusAudioDecoderTest, InitializeWithNoCodecDelay) { |
| const uint8_t kOpusExtraData[] = { |
| 0x4f, 0x70, 0x75, 0x73, 0x48, 0x65, 0x61, 0x64, 0x01, 0x02, |
| // The next two bytes represent the codec delay. |
| 0x00, 0x00, 0x80, 0xbb, 0x00, 0x00, 0x00, 0x00, 0x00}; |
| AudioDecoderConfig decoder_config; |
| decoder_config.Initialize(kCodecOpus, |
| kSampleFormatF32, |
| CHANNEL_LAYOUT_STEREO, |
| 48000, |
| kOpusExtraData, |
| ARRAYSIZE_UNSAFE(kOpusExtraData), |
| false, |
| false, |
| base::TimeDelta::FromMilliseconds(80), |
| 0); |
| InitializeDecoder(decoder_config); |
| Stop(); |
| } |
| |
| TEST_F(OpusAudioDecoderTest, ProduceAudioSamples) { |
| Initialize(); |
| Decode(); |
| Decode(); |
| Decode(); |
| |
| ASSERT_EQ(3u, decoded_audio_size()); |
| ExpectDecodedAudio(0, 0, 3500); |
| ExpectDecodedAudio(1, 3500, 10000); |
| ExpectDecodedAudio(2, 13500, 10000); |
| |
| // Call one more time with EOS. |
| SendEndOfStream(); |
| ASSERT_EQ(3u, decoded_audio_size()); |
| Stop(); |
| } |
| |
| TEST_F(OpusAudioDecoderTest, DecodeAbort) { |
| Initialize(); |
| Decode(); |
| Stop(); |
| } |
| |
| TEST_F(OpusAudioDecoderTest, PendingDecode_Stop) { |
| Initialize(); |
| Decode(); |
| Stop(); |
| SatisfyPendingDecode(); |
| } |
| |
| TEST_F(OpusAudioDecoderTest, PendingDecode_Reset) { |
| Initialize(); |
| Decode(); |
| Reset(); |
| SatisfyPendingDecode(); |
| Stop(); |
| } |
| |
| TEST_F(OpusAudioDecoderTest, PendingDecode_ResetStop) { |
| Initialize(); |
| Decode(); |
| Reset(); |
| Stop(); |
| SatisfyPendingDecode(); |
| } |
| |
| } // namespace media |