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audio(4) - OpenBSD manual pages
https://man.openbsd.org/audio.4
The audio driver provides support for various audio peripherals. It provides a uniform programming interface layer above different underlying audio hardware drivers. In addition to hardware mixer controls like those documented in azalia (4), the audio driver exposes the record.enable control. The superuser can change it with mixerctl (8).
audio - OpenBSD
https://nixdoc.net/man-pages/OpenBSD/man9/audio.9.html
OpenBSD Manual Page for: audio (9) -- interface between low and high level audio drivers ... The upper layer of the audio driver allocates one buffer for playing and one for recording. It handles the buffering of data from the user processes in these. The data is presented to the lower level in smaller chunks, called blocks.
audio(4) - OpenBSD manual pages
https://man.openbsd.org/OpenBSD-6.6/mixer
The audio driver provides support for various audio peripherals. It provides a uniform programming interface layer above different underlying audio hardware drivers. In addition to hardware mixer controls like those documented in azalia (4), the audio driver exposes the record.enable control. The superuser can change it with mixerctl (1).
audio(4) - OpenBSD manual pages
https://man.openbsd.org/OpenBSD-6.1/audio.4
The audio driver provides support for various audio peripherals. It provides a uniform programming interface layer above different underlying audio hardware drivers. The audio layer provides full-duplex operation if the underlying hardware configuration supports it. There are ... OpenBSD-6.1 ...
audio(9) - OpenBSD manual pages
https://man.openbsd.org/audio.9
OpenBSD manual page server DESCRIPTION The audio device driver is divided into a high level, hardware independent layer, and a low level, hardware dependent layer. The interface between these is the audio_hw_if structure.
audio - OpenBSD
https://nixdoc.net/man-pages/OpenBSD/man4/audio.4.html
When /dev/audiois opened, it automatically directs the underlying driver to manipulate monaural 8-bit mu-law samples. In addition, if it is opened read-only (write-only) the device is set to half …
mixer(4) - OpenBSD manual pages
https://man.openbsd.org/OpenBSD-4.5/audio.4
AUDIO(4) OpenBSD Programmer's Manual AUDIO(4) NAME audio, mixer - device-independent audio driver layer SYNOPSIS audio* at... #include <sys/types.h> #include <sys/ioctl.h> #include <sys/audioio.h> #include <string.h> DESCRIPTION The audio driver provides support for various audio peripherals. It pro- vides a uniform programming interface layer above different …
OpenBSD FAQ: Multimedia
https://www.openbsd.org/faq/faq13.html
OpenBSD comes with aucat (1) , a program able to play uncompressed WAV, AIFF and AU files. It can be used in very simple cases or to test playback: $ aucat -i filename.wav There are many other players available as packages that support other audio formats. Recording Audio
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