JobeeAudio

Beehive audio monitoring

hiveeyes.org project

Audio recording setup

An orange PI Pc plus or an Raspberry Pi with an extra USB sound card.

Audio files manipulation

File list concatenation

cf: https://trac.ffmpeg.org/wiki/Concatenate

for f in /home/jody/beehive_audio_analyse/2017-08-02*.wav; do echo "file '$f'" >> mylist.txt; done

~/ffmpeg/ffmpeg -f concat -safe 0 -i mylist.txt -c copy output.wav

Hum in audio records

changing record levels in alsamixer reduce the hum (50Hz)

Filtering with sOx

cf: https://gist.github.com/devoncrouse/5534261

Inside the hive