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Diffstat (limited to 'third_party/libwebrtc/modules/audio_device/dummy/file_audio_device_factory.cc')
-rw-r--r-- | third_party/libwebrtc/modules/audio_device/dummy/file_audio_device_factory.cc | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_device/dummy/file_audio_device_factory.cc b/third_party/libwebrtc/modules/audio_device/dummy/file_audio_device_factory.cc new file mode 100644 index 0000000000..8c41111478 --- /dev/null +++ b/third_party/libwebrtc/modules/audio_device/dummy/file_audio_device_factory.cc @@ -0,0 +1,62 @@ +/* + * 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 "modules/audio_device/dummy/file_audio_device_factory.h" + +#include <stdio.h> + +#include <cstdlib> + +#include "absl/strings/string_view.h" +#include "modules/audio_device/dummy/file_audio_device.h" +#include "rtc_base/logging.h" +#include "rtc_base/string_utils.h" + +namespace webrtc { + +bool FileAudioDeviceFactory::_isConfigured = false; +char FileAudioDeviceFactory::_inputAudioFilename[MAX_FILENAME_LEN] = ""; +char FileAudioDeviceFactory::_outputAudioFilename[MAX_FILENAME_LEN] = ""; + +FileAudioDevice* FileAudioDeviceFactory::CreateFileAudioDevice() { + // Bail out here if the files haven't been set explicitly. + // audio_device_impl.cc should then fall back to dummy audio. + if (!_isConfigured) { + RTC_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(_inputAudioFilename, _outputAudioFilename); +} + +void FileAudioDeviceFactory::SetFilenamesToUse( + absl::string_view inputAudioFilename, + absl::string_view outputAudioFilename) { +#ifdef WEBRTC_DUMMY_FILE_DEVICES + RTC_DCHECK_LT(inputAudioFilename.size(), MAX_FILENAME_LEN); + RTC_DCHECK_LT(outputAudioFilename.size(), MAX_FILENAME_LEN); + + // Copy the strings since we don't know the lifetime of the input pointers. + rtc::strcpyn(_inputAudioFilename, MAX_FILENAME_LEN, inputAudioFilename); + rtc::strcpyn(_outputAudioFilename, MAX_FILENAME_LEN, outputAudioFilename); + _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 |