| /* |
| * Copyright (c) 2014 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_device/dummy/file_audio_device_factory.h" |
| |
| #include <cstdlib> |
| #include <cstring> |
| |
| #include "webrtc/modules/audio_device/dummy/file_audio_device.h" |
| #include "webrtc/rtc_base/logging.h" |
| |
| namespace webrtc { |
| |
| bool FileAudioDeviceFactory::_isConfigured = false; |
| char FileAudioDeviceFactory::_inputAudioFilename[MAX_FILENAME_LEN] = ""; |
| char FileAudioDeviceFactory::_outputAudioFilename[MAX_FILENAME_LEN] = ""; |
| |
| FileAudioDevice* FileAudioDeviceFactory::CreateFileAudioDevice( |
| const int32_t id) { |
| // Bail out here if the files haven't been set explicitly. |
| // audio_device_impl.cc should then fall back to dummy audio. |
| if (!_isConfigured) { |
| LOG(LS_WARNING) << "WebRTC configured with WEBRTC_DUMMY_FILE_DEVICES but " |
| << "no device files supplied. Will fall back to dummy " |
| << "audio."; |
| |
| return nullptr; |
| } |
| return new FileAudioDevice(id, _inputAudioFilename, _outputAudioFilename); |
| } |
| |
| void FileAudioDeviceFactory::SetFilenamesToUse( |
| const char* inputAudioFilename, const char* outputAudioFilename) { |
| #ifdef WEBRTC_DUMMY_FILE_DEVICES |
| RTC_DCHECK_LT(strlen(inputAudioFilename), MAX_FILENAME_LEN); |
| RTC_DCHECK_LT(strlen(outputAudioFilename), MAX_FILENAME_LEN); |
| |
| // Copy the strings since we don't know the lifetime of the input pointers. |
| strncpy(_inputAudioFilename, inputAudioFilename, MAX_FILENAME_LEN); |
| strncpy(_outputAudioFilename, outputAudioFilename, MAX_FILENAME_LEN); |
| _isConfigured = true; |
| #else |
| // Sanity: must be compiled with the right define to run this. |
| printf("Trying to use dummy file devices, but is not compiled " |
| "with WEBRTC_DUMMY_FILE_DEVICES. Bailing out.\n"); |
| std::exit(1); |
| #endif |
| } |
| |
| } // namespace webrtc |