OpenCaptureDevice 71 media/audio/alsa/alsa_input.cc device_handle_ = alsa_util::OpenCaptureDevice( OpenCaptureDevice 81 media/audio/alsa/alsa_input.cc device_handle_ = alsa_util::OpenCaptureDevice(wrapper_, OpenCaptureDevice 19 media/audio/alsa/alsa_util.h snd_pcm_t* OpenCaptureDevice(media::AlsaWrapper* wrapper,