Audio normalization with ffmpeg // part II

with dynaudnorm: ffmpeg -y -i “$A_FILE” -af “dynaudnorm=p=${NORMALIZE_TO_DB}dB:f=500:r=0.9:g=7” -f $FORMAT -sample_fmt $SAMPLEBITS -ab $BITRATE -ar $SAMPLERATE -ac $CHANNELS -vn “$A_FILE_NORMALIZED” > /dev/null 2>&1 with loudnorm: ffmpeg -y -i “$A_FILE” -af “loudnorm=TP=${NORMALIZE_TO_DB}” -f $FORMAT -sample_fmt $SAMPLEBITS -ab $BITRATE -ar $SAMPLERATE -ac $CHANNELS -vn “$A_FILE_NORMALIZED” > /dev/null 2>&1

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: […]