| /* |
| * Copyright (c) 2013 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 "webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h" |
| |
| namespace webrtc { |
| namespace test { |
| |
| InputAudioFile::InputAudioFile(const std::string file_name) { |
| fp_ = fopen(file_name.c_str(), "rb"); |
| } |
| |
| InputAudioFile::~InputAudioFile() { fclose(fp_); } |
| |
| bool InputAudioFile::Read(size_t samples, int16_t* destination) { |
| if (!fp_) { |
| return false; |
| } |
| size_t samples_read = fread(destination, sizeof(int16_t), samples, fp_); |
| if (samples_read < samples) { |
| // Rewind and read the missing samples. |
| rewind(fp_); |
| size_t missing_samples = samples - samples_read; |
| if (fread(destination, sizeof(int16_t), missing_samples, fp_) < |
| missing_samples) { |
| // Could not read enough even after rewinding the file. |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| void InputAudioFile::DuplicateInterleaved(const int16_t* source, size_t samples, |
| size_t channels, |
| int16_t* destination) { |
| for (size_t i = 0; i < samples; ++i) { |
| for (size_t j = 0; j < channels; ++j) { |
| destination[i * channels + j] = source[i]; |
| } |
| } |
| } |
| |
| } // namespace test |
| } // namespace webrtc |