This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision |
hardware:audio-pis [2017/12/05 17:01] – dedeibel | hardware:audio-pis [2020/08/25 10:30] (current) – derpeter |
---|
====== Audio-Pis ====== | ====== Audio-Pis ====== |
| |
| ---- dataentry project ---- |
| name : audio pi |
| project-owner : mazdermind |
| git-url : |
| project-description : Audio streaming pi |
| project-owner : |
| project-member : |
| project-status : running |
| ---- |
| |
{{ :hardware:audio-pis.jpg?400}} | {{ :hardware:audio-pis.jpg?400}} |
They are using the [[http://www.audioinjector.net/rpi-hat|Audio Injector Soundcard by FlatmaxStudios]]. | They are using the [[http://www.audioinjector.net/rpi-hat|Audio Injector Soundcard by FlatmaxStudios]]. |
| |
===== Parts-List ===== | ===== Checklist ===== |
| |
[[hardware:audio-pis:checklist|**Audio-PI Checklist**]] | **[[hardware:audio-pis:checklist|Audio-PI Checklist]]** |
| |
| ===== Parts-List ===== |
| |
* [[https://www.amazon.de/gp/product/B00ILK6DMA/|Alu-Heatsink for RPi3]] | * [[https://www.amazon.de/gp/product/B00ILK6DMA/|Alu-Heatsink for RPi3]] |
| |
The Configuration of the Audio-Pis is managed from our [[https://github.com/voc/cm|Config-Management]], but basicly it runs an [[https://github.com/voc/cm/blob/5324e06/ansible/roles/audio-pi/templates/audio-ingest.sh.j2|ffmpeg-Command]] reading from alsa, encoding as Opus and pushing to our Icecast-Server. A second transcoding-ffmpeg, running on some server, is then generating the secondary mp3-stream from the primary opus stream. | The Configuration of the Audio-Pis is managed from our [[https://github.com/voc/cm|Config-Management]], but basicly it runs an [[https://github.com/voc/cm/blob/5324e06/ansible/roles/audio-pi/templates/audio-ingest.sh.j2|ffmpeg-Command]] reading from alsa, encoding as Opus and pushing to our Icecast-Server. A second transcoding-ffmpeg, running on some server, is then generating the secondary mp3-stream from the primary opus stream. |
| |
| |
| ===== AV Meter ===== |
| |
| They got a visual audio volume meter mounted which can be switched on/off and switch between input and loopback output sound. |
| |
| https://c3voc.de/wiki/hardware:audio-pis:av-meter |
| |
| {{:hardware:audio-pi-vumeter-schalter.jpg?200|}} |
| |