| /* |
| * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "api/audio_codecs/builtin_audio_decoder_factory.h" |
| |
| #include <memory> |
| |
| #include "test/gtest.h" |
| |
| namespace webrtc { |
| |
| TEST(AudioDecoderFactoryTest, CreateUnknownDecoder) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("rey", 8000, 1), absl::nullopt)); |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreatePcmu) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // PCMu supports 8 kHz, and any number of channels. |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcmu", 8000, 0), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcmu", 8000, 1), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcmu", 8000, 2), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcmu", 8000, 3), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcmu", 16000, 1), absl::nullopt)); |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreatePcma) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // PCMa supports 8 kHz, and any number of channels. |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcma", 8000, 0), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcma", 8000, 1), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcma", 8000, 2), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcma", 8000, 3), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("pcma", 16000, 1), absl::nullopt)); |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreateIlbc) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // iLBC supports 8 kHz, 1 channel. |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("ilbc", 8000, 0), absl::nullopt)); |
| #ifdef WEBRTC_CODEC_ILBC |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("ilbc", 8000, 1), absl::nullopt)); |
| #endif |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("ilbc", 8000, 2), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("ilbc", 16000, 1), absl::nullopt)); |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreateIsac) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // iSAC supports 16 kHz, 1 channel. The float implementation additionally |
| // supports 32 kHz, 1 channel. |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 16000, 0), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 16000, 1), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 16000, 2), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 8000, 1), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 48000, 1), absl::nullopt)); |
| #ifdef WEBRTC_ARCH_ARM |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 32000, 1), absl::nullopt)); |
| #else |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("isac", 32000, 1), absl::nullopt)); |
| #endif |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreateL16) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // L16 supports any clock rate, any number of channels. |
| const int clockrates[] = {8000, 16000, 32000, 48000}; |
| const int num_channels[] = {1, 2, 3, 4711}; |
| for (int clockrate : clockrates) { |
| EXPECT_FALSE(adf->MakeAudioDecoder(SdpAudioFormat("l16", clockrate, 0), |
| absl::nullopt)); |
| for (int channels : num_channels) { |
| EXPECT_TRUE(adf->MakeAudioDecoder( |
| SdpAudioFormat("l16", clockrate, channels), absl::nullopt)); |
| } |
| } |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreateG722) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // g722 supports 8 kHz, 1-2 channels. |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 8000, 0), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 8000, 1), absl::nullopt)); |
| EXPECT_TRUE( |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 8000, 2), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 8000, 3), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 16000, 1), absl::nullopt)); |
| EXPECT_FALSE( |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 32000, 1), absl::nullopt)); |
| |
| // g722 actually uses a 16 kHz sample rate instead of the nominal 8 kHz. |
| std::unique_ptr<AudioDecoder> dec = |
| adf->MakeAudioDecoder(SdpAudioFormat("g722", 8000, 1), absl::nullopt); |
| EXPECT_EQ(16000, dec->SampleRateHz()); |
| } |
| |
| TEST(AudioDecoderFactoryTest, CreateOpus) { |
| rtc::scoped_refptr<AudioDecoderFactory> adf = |
| CreateBuiltinAudioDecoderFactory(); |
| ASSERT_TRUE(adf); |
| // Opus supports 48 kHz, 2 channels, and wants a "stereo" parameter whose |
| // value is either "0" or "1". |
| for (int hz : {8000, 16000, 32000, 48000}) { |
| for (int channels : {0, 1, 2, 3}) { |
| for (std::string stereo : {"XX", "0", "1", "2"}) { |
| std::map<std::string, std::string> params; |
| if (stereo != "XX") { |
| params["stereo"] = stereo; |
| } |
| const bool good = (hz == 48000 && channels == 2 && |
| (stereo == "XX" || stereo == "0" || stereo == "1")); |
| EXPECT_EQ(good, |
| static_cast<bool>(adf->MakeAudioDecoder( |
| SdpAudioFormat("opus", hz, channels, std::move(params)), |
| absl::nullopt))); |
| } |
| } |
| } |
| } |
| |
| } // namespace webrtc |