I tried but I don't know how to use this.
freac-1.1-alpha-20170902-superfast-x64\freaccmd.exe -h superopus
Entity: line 33: parser error : AttValue: ' expected
????????????????????????????????????????????????????????????????????????????????
^
Entity: line 33: parser error : attributes construct error
????????????????????????????????????????????????????????????????????????????????
^
Entity: line 33: parser error : Couldn't find end of Start Tag option
????????????????????????????????????????????????????????????????????????????????
^
fre:ac - free audio converter v1.1 Alpha 20170902 (x86-64) command line interface
Copyright (C) 2001-2017 Robert Kausch
Options for Opus Audio Encoder v1.2.1 (SuperFast):
no options for Opus Audio Encoder v1.2.1 (SuperFast)
freac-1.1-alpha-20170902-superfast-x64\freaccmd.exe --help
Entity: line 33: parser error : AttValue: ' expected
????????????????????????????????????????????????????????????????????????????????
^
Entity: line 33: parser error : attributes construct error
????????????????????????????????????????????????????????????????????????????????
^
Entity: line 33: parser error : Couldn't find end of Start Tag option
????????????????????????????????????????????????????????????????????????????????
^
fre:ac - free audio converter v1.1 Alpha 20170902 (x86-64) command line interface
Copyright (C) 2001-2017 Robert Kausch
Usage: freaccmd [options] [file(s)]
--encoder=<id> | -e <id> Specify the encoder to use (default is LAME)
--help=<id> | -h <id> Print help for encoder specific options
-d <dir> Specify output directory for encoded files
-o <file> Specify output file name in single file mode
--pattern=<pat> | -p <pat> Specify output file name pattern
--list-configs Print a list of available configurations
--config=<cfg> Specify configuration to use
--quiet Do not print any messages
Encoder <id> can be one of:
avconv-alac, faac, superfaac, flac, lame, meh, mac, mpc, vorbis, ofr, opus,
superopus, sndfile, speex, tak, wv, wma
Default for <pat> is "<artist> - <title>".
freac-1.1-alpha-20170902-superfast-x64\freaccmd.exe --list-configs
Entity: line 33: parser error : AttValue: ' expected
????????????????????????????????????????????????????????????????????????????????
^
Entity: line 33: parser error : attributes construct error
????????????????????????????????????????????????????????????????????????????????
^
Entity: line 33: parser error : Couldn't find end of Start Tag option
????????????????????????????????????????????????????????????????????????????????
^
fre:ac - free audio converter v1.1 Alpha 20170902 (x86-64) command line interface
Copyright (C) 2001-2017 Robert Kausch
Available configurations:
Default configuration
I guess this freaccmd.exe is intended to be used like
freaccmd -e superopus -o out.opus in.wav
but is that so? Is there a way to set the desired bitrate of freaccmd.exe? Commands like -b 123 won't change the bitrate.