[FFmpeg-user] No option to specify dynamic range compression profile in AC3 encoding

Carl Eugen Hoyos ceffmpeg at gmail.com
Sat Feb 17 01:50:36 EET 2018

2018-02-16 16:03 GMT+01:00 Townson, Andrew E <Andrew.Townson at charter.com>:

> ffmpeg.exe -i input.wav -vn -c:a ac3 -ac 2 -b:a 192k -ar 48000 -af "loudnorm=I=-24:offset=$($loudnorm.Target_Offset_LU):linear=true:measured_I=$($loudnorm.Input_Integrated_LUFS):measured_TP=$($loudnorm.Input_True_Peak_dbTP):measured_LRA=$($loudnorm.Input_LRA_LU):measured_thresh=$($loudnorm.Input_Threshold_LUFS)"  -dsur_mode 0 -dialnorm -24 -y output.ac3

Complete, uncut console output.

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Carl Eugen

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