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/*
* Copyright (c) 2017 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 "modules/audio_processing/test/conversational_speech/wavreader_factory.h"
#include <cstddef>
#include "absl/strings/string_view.h"
#include "api/array_view.h"
#include "common_audio/wav_file.h"
#include "rtc_base/checks.h"
namespace webrtc {
namespace test {
namespace {
using conversational_speech::WavReaderInterface;
class WavReaderAdaptor final : public WavReaderInterface {
public:
explicit WavReaderAdaptor(absl::string_view filepath)
: wav_reader_(filepath) {}
~WavReaderAdaptor() override = default;
size_t ReadFloatSamples(rtc::ArrayView<float> samples) override {
return wav_reader_.ReadSamples(samples.size(), samples.begin());
}
size_t ReadInt16Samples(rtc::ArrayView<int16_t> samples) override {
return wav_reader_.ReadSamples(samples.size(), samples.begin());
}
int SampleRate() const override { return wav_reader_.sample_rate(); }
size_t NumChannels() const override { return wav_reader_.num_channels(); }
size_t NumSamples() const override { return wav_reader_.num_samples(); }
private:
WavReader wav_reader_;
};
} // namespace
namespace conversational_speech {
WavReaderFactory::WavReaderFactory() = default;
WavReaderFactory::~WavReaderFactory() = default;
std::unique_ptr<WavReaderInterface> WavReaderFactory::Create(
absl::string_view filepath) const {
return std::unique_ptr<WavReaderAdaptor>(new WavReaderAdaptor(filepath));
}
} // namespace conversational_speech
} // namespace test
} // namespace webrtc