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_AUDIO_DEVICE_FILE_AUDIO_DEVICE_FACTORY_H 12 #define WEBRTC_AUDIO_DEVICE_FILE_AUDIO_DEVICE_FACTORY_H 13 14 #include "webrtc/common_types.h" 15 16 namespace webrtc { 17 18 class FileAudioDevice; 19 20 // This class is used by audio_device_impl.cc when WebRTC is compiled with 21 // WEBRTC_DUMMY_FILE_DEVICES. The application must include this file and set the 22 // filenames to use before the audio device module is initialized. This is 23 // intended for test tools which use the audio device module. 24 class FileAudioDeviceFactory { 25 public: 26 static FileAudioDevice* CreateFileAudioDevice(const int32_t id); 27 28 // The input file must be a readable 48k stereo raw file. The output 29 // file must be writable. The strings will be copied. 30 static void SetFilenamesToUse(const char* inputAudioFilename, 31 const char* outputAudioFilename); 32 33 private: 34 static const uint32_t MAX_FILENAME_LEN = 512; 35 static bool _isConfigured; 36 static char _inputAudioFilename[MAX_FILENAME_LEN]; 37 static char _outputAudioFilename[MAX_FILENAME_LEN]; 38 }; 39 40 } // namespace webrtc 41 42 #endif // WEBRTC_AUDIO_DEVICE_FILE_AUDIO_DEVICE_FACTORY_H 43