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audio - alsa: record everything on given sound card - Unix ...
https://unix.stackexchange.com/questions/686940/alsa-record-everything-on-given-sound-card
I need to record both channels (microphone, speaker), so there might be some mixing necesary? My OS is Debian 10, and I am using alsa (not pulseaudio) audio alsa recording Share asked 2 mins ago 400 the Cat 596 2 16 41 Add a comment
c - How to record sound in buffer using ALSA - Stack …
https://stackoverflow.com/questions/23056532/how-to-record-sound-in-buffer-using-alsa
I'm begining to learn linux and ALSA and I was wondering if there is a way to store the sound I record from a microphone a directly to the buffer. I read here http://www.linuxjournal.com/article/6735?page=0,2how to make my recording program. But what I need is a little more complex. I need to record sound untill I hit a key.
alsa - Recording audio output - Unix & Linux Stack Exchange
https://unix.stackexchange.com/questions/27865/recording-audio-output
Go to the Recording tab on pavucontrol and set your recording software to "ALSA Capture from Monitor of Built-in Audio Analog Software". If nothing shows up in the "Recording" tab, then make sure your capture application is actually recording. Go to the Playback tab and adjust the levels for each process to your liking.
ALSA recording of device output - noisybox.net
https://noisybox.net/blog/2016/01/alsa_recording_of_device_output
With just a little fiddling, you can create a "looprec" device that has loops back the audio output into a new recordable ALSA device. The steps, just like in the above-mentioned post, are: $ sudo modprobe snd_aloop (this inserts the relevant kernel module into the kernel)
alsa-record-example.c · GitHub
https://gist.github.com/albanpeignier/104902
alsa-record-example.c /* A Minimal Capture Program This program opens an audio interface for capture, configures it for stereo, 16 bit, 44.1kHz, interleaved conventional read/write access. Then its reads a chunk of random data from it, and exits. It isn't meant to be a real program.
How do I record my system audio using ALSA Mixer?
https://www.makeuseof.com/how-do-i-record-my-system-audio-using-alsa-mixer/
I am fed up using microphone as my capture source, I cannot find mix or wave on my recording option on ALSA Mixer and there's no solution available. How am I able to record sounds within the desktop without resorting to PulseAudio or other sound servers? I am using Debian Linux. Thanks.
SoundcardTesting - AlsaProject
https://www.alsa-project.org/main/index.php/SoundcardTesting
Recording In general, recording requires more mixer set-up. For many devices (typically on-board one), you'll need to turn on Capture Switch, and raise Capture Volume. Then, choose an appropriate recording source from Capture Source. Note that on alsamixer (and amixer), Capture Source appears often split mixer switches instead of an enum list.
Introduction to Sound Programming with ALSA | Linux …
https://www.linuxjournal.com/article/6735
Audio/Video by Jeff Tranter on September 30, 2004 ALSA stands for the Advanced Linux Sound Architecture. It consists of a set of kernel drivers, an application programming interface (API) library and utility programs for supporting sound under Linux. In this article, I present a brief overview of the ALSA Project and its software components.
How to test microphone with Audio Linux Sound Architecture ...
https://linuxconfig.org/how-to-test-microphone-with-audio-linux-sound-architecture-alsa
Alsa: Other: Privileged access to your Linux system as root or via the sudo command. Conventions # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command ... Next record a short 10 seconds audio by using the following command:
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