lav-outils/ffmpegauto
..
ffmpegauto
readme

The script wgetauto generates a multi-channel file. Not ffmpegauto.

Example of cron line:
25 15 * * 2 /home/cpm/Libreàvous/ffmpegauto 6300 /home/cpm/Libreàvous/  >> /home/cpm/Libreàvous/cron.log 2>&1