| /* |
| * Copyright (c) 2018 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. |
| */ |
| |
| #ifndef TEST_AUDIO_DECODER_PROXY_FACTORY_H_ |
| #define TEST_AUDIO_DECODER_PROXY_FACTORY_H_ |
| |
| #include <memory> |
| #include <utility> |
| #include <vector> |
| |
| #include "absl/memory/memory.h" |
| #include "api/audio_codecs/audio_decoder.h" |
| #include "api/audio_codecs/audio_decoder_factory.h" |
| |
| namespace webrtc { |
| namespace test { |
| |
| // An decoder factory with a single underlying AudioDecoder object, intended for |
| // test purposes. Each call to MakeAudioDecoder returns a proxy for the same |
| // decoder, typically a mock or fake decoder. |
| class AudioDecoderProxyFactory : public AudioDecoderFactory { |
| public: |
| explicit AudioDecoderProxyFactory(AudioDecoder* decoder) |
| : decoder_(decoder) {} |
| |
| // Unused by tests. |
| std::vector<AudioCodecSpec> GetSupportedDecoders() override { |
| RTC_NOTREACHED(); |
| return {}; |
| } |
| |
| bool IsSupportedDecoder(const SdpAudioFormat& format) override { |
| return true; |
| } |
| |
| std::unique_ptr<AudioDecoder> MakeAudioDecoder( |
| const SdpAudioFormat& /* format */, |
| absl::optional<AudioCodecPairId> /* codec_pair_id */) override { |
| return absl::make_unique<DecoderProxy>(decoder_); |
| } |
| |
| private: |
| // Wrapper class, since CreateAudioDecoder needs to surrender |
| // ownership to the object it returns. |
| class DecoderProxy final : public AudioDecoder { |
| public: |
| explicit DecoderProxy(AudioDecoder* decoder) : decoder_(decoder) {} |
| |
| private: |
| std::vector<ParseResult> ParsePayload(rtc::Buffer&& payload, |
| uint32_t timestamp) override { |
| return decoder_->ParsePayload(std::move(payload), timestamp); |
| } |
| |
| bool HasDecodePlc() const override { return decoder_->HasDecodePlc(); } |
| |
| int ErrorCode() override { return decoder_->ErrorCode(); } |
| |
| void Reset() override { decoder_->Reset(); } |
| |
| int SampleRateHz() const override { return decoder_->SampleRateHz(); } |
| |
| size_t Channels() const override { return decoder_->Channels(); } |
| |
| int DecodeInternal(const uint8_t* encoded, |
| size_t encoded_len, |
| int sample_rate_hz, |
| int16_t* decoded, |
| SpeechType* speech_type) override { |
| // Needed for tests of NetEqImpl::DecodeCng, which calls the deprecated |
| // Decode method. |
| size_t max_decoded_bytes = |
| decoder_->PacketDuration(encoded, encoded_len) * |
| decoder_->Channels() * sizeof(int16_t); |
| return decoder_->Decode(encoded, encoded_len, sample_rate_hz, |
| max_decoded_bytes, decoded, speech_type); |
| } |
| |
| AudioDecoder* const decoder_; |
| }; |
| |
| AudioDecoder* const decoder_; |
| }; |
| |
| } // namespace test |
| } // namespace webrtc |
| |
| #endif // TEST_AUDIO_DECODER_PROXY_FACTORY_H_ |