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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/timing.h"
#include <fstream>
#include <iostream>
#include <string>
#include "absl/strings/string_view.h"
#include "rtc_base/string_encode.h"
namespace webrtc {
namespace test {
namespace conversational_speech {
bool Turn::operator==(const Turn& b) const {
return b.speaker_name == speaker_name &&
b.audiotrack_file_name == audiotrack_file_name && b.offset == offset &&
b.gain == gain;
}
std::vector<Turn> LoadTiming(absl::string_view timing_filepath) {
// Line parser.
auto parse_line = [](absl::string_view line) {
std::vector<absl::string_view> fields = rtc::split(line, ' ');
RTC_CHECK_GE(fields.size(), 3);
RTC_CHECK_LE(fields.size(), 4);
int gain = 0;
if (fields.size() == 4) {
gain = rtc::StringToNumber<int>(fields[3]).value_or(0);
}
return Turn(fields[0], fields[1],
rtc::StringToNumber<int>(fields[2]).value_or(0), gain);
};
// Init.
std::vector<Turn> timing;
// Parse lines.
std::string line;
std::ifstream infile(std::string{timing_filepath});
while (std::getline(infile, line)) {
if (line.empty())
continue;
timing.push_back(parse_line(line));
}
infile.close();
return timing;
}
void SaveTiming(absl::string_view timing_filepath,
rtc::ArrayView<const Turn> timing) {
std::ofstream outfile(std::string{timing_filepath});
RTC_CHECK(outfile.is_open());
for (const Turn& turn : timing) {
outfile << turn.speaker_name << " " << turn.audiotrack_file_name << " "
<< turn.offset << " " << turn.gain << std::endl;
}
outfile.close();
}
} // namespace conversational_speech
} // namespace test
} // namespace webrtc
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