1 /* 2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_OUTPUT_WAV_FILE_H_ 12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_OUTPUT_WAV_FILE_H_ 13 14 #include <string> 15 16 #include "webrtc/base/constructormagic.h" 17 #include "webrtc/common_audio/wav_file.h" 18 #include "webrtc/modules/audio_coding/neteq/tools/audio_sink.h" 19 20 namespace webrtc { 21 namespace test { 22 23 class OutputWavFile : public AudioSink { 24 public: 25 // Creates an OutputWavFile, opening a file named |file_name| for writing. 26 // The output file is a PCM encoded wav file. OutputWavFile(const std::string & file_name,int sample_rate_hz)27 OutputWavFile(const std::string& file_name, int sample_rate_hz) 28 : wav_writer_(file_name, sample_rate_hz, 1) {} 29 WriteArray(const int16_t * audio,size_t num_samples)30 bool WriteArray(const int16_t* audio, size_t num_samples) override { 31 wav_writer_.WriteSamples(audio, num_samples); 32 return true; 33 } 34 35 private: 36 WavWriter wav_writer_; 37 38 RTC_DISALLOW_COPY_AND_ASSIGN(OutputWavFile); 39 }; 40 41 } // namespace test 42 } // namespace webrtc 43 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_OUTPUT_WAV_FILE_H_ 44