Ubuntu [5.3.0-46-generic] sound problem
Your ubuntu does not find any sound devices after update? Add “options snd-hda-intel dmic_detect=0” to /etc/modprobe.d/alsa-base.conf Credits: https://launchpad.net/~hui.wang
Tag: audio
Audio files | Get length in seconds
# sox MYFILE.mp3 -n stat
ffmpeg | audio to video for youtube
# ffmpeg -loop 1 -r ntsc -i “IMAGE.jpg” -i “AUDIO.mp3” -acodec aac -vcodec libx264 -preset fast -threads 0 -shortest “VIDEO.mov”
Audio normalization with ffmpeg using loudnorm (ebur128) filter
Source: https://developers.google.com/actions/tools/audio-loudness Source: http://k.ylo.ph/2016/04/04/loudnorm.html (Credits: k@ylo.ph | Source discovered by Mulvya) ./ffmpeg -i /path/to/input.wav -af loudnorm=I=-16:TP=-1.5:LRA=11:print_format=summary -f null – This instructs FFmpeg to measure the audio values of your media file without creating an output file. You will get a series of values presented as follows: Input Integrated: -27.2 LUFS Input True Peak: […]
liquidsoap | input.http problems
liquidsoap version 1.1.1 Under stressing circumstances (esp. hard network interrupts) input.http crashes. You can check this using the telnet interface: If http_1234.buffer_length returns 0.00 but http_1234.status returns connected. All telnet commands such as http_1234.start|stop|skip return done but liquidsoap does not react. The only way to get a proper state is to kill ans restart liquidsoap […]
Low latency audio transmitting with vlc and ffmpeg
SENDER: ffmpeg -d -vol $VOLUME -f alsa -i $HWID -vn -vol $T_VOLUME -strict experimental -acodec $T_CODEC -ac $T_CHANNELS -ar $T_RATE -ab $T_BANDWIDTH -f rtp udp://${T_IP}:${T_PORT} RECEIVER: vlc -d –rc-fake-tty -I dummy -I oldrc –config $VLCCONFIGDIR/$BID.rc –rc-host $TELNET_IP:$TELNET_PORT –aout alsa –alsa-audio-device $HWID rtp://@:$RTP_PORT > /dev/null 2>&1 &
bytes and bones 