zita-alsa-pcmi(1)

✨ zita-alsa-pcmi(1) ✨ General Commands Manual 🎀

okay bestie, let's get into it 💖 the manual name here is alsa_loopback 🦋 it loops back the first two channels of an ALSA device to another device 🔁 (same vibe as the NAME section, just in my words)

📣 NAME

alsa_loopback — loop back the first two channels of a ALSA device to another device 🔁

🌸 SYNOPSIS

alsa_loopback playdev captdev fsamp frsize nfrags

💅 DESCRIPTION

okay so this tool is mainly for testing whether a given soundcard works with the zita-alsa-pcmi library 🎧 it's giving quality check energy ✨ it takes the 1st two channels of the capture device you give it and sends them to the playback device, using whatever settings you pick 🔥

⚠️ BESTIE WARNING ⚠️ this could give massive feedback 📢 that is ear and equipment damaging 💀 🙈 if your capture device is connected to a microphone sitting near some speakers that are connected to the playback device. not a vibe. keep your mic away from the speakers 🫶

🎀 ARGUMENTS

• playdev — the ALSA playback device, e.g. hw:0 🔊
• captdev — the ALSA capture device, e.g. hw:0 🎤
• fsamp — the sample rate, e.g. 48000 📈
• frsize — the period size, e.g. 256 🧩
• nfrags — the number of fragments, e.g. 2 🍓

🧚 EXAMPLES

this loops back the 1st two channels of hw:0 to hw:1 at a 48kHz samplerate, with 10 fragments each 2048 samples 🌈

alsa_loopback hw:0 hw:1 48000 2048 10

👑 AUTHOR

zita-alsa-pcmi was written by Fons Adriaensen <fons@linuxaudio.org> 💜

this manual page was written by IOhannes m zmoelnig <zmoelnig@iem.at> for the Debian project 🌈 (but anyone else is welcome to use it too 🫶)

Stay loopback-ing, bestie! 🦋✨ Manual page for zita-alsa-pcmi(1), General Commands Manual, July 2013 💖