On 2013-10-21 5:08 AM, Antonio Juan wrote: > I used opus_demo to clarify how opus works, I try this command: > > opus_demo -e" audio 8000 1 8000 -cbr > /somedirectory/pcm_mono_ochomil.raw /somedirectory/test.opus opus_demo doesn't support .opus files. It uses a special raw format just for testing. You want opusenc and opusdec from the opus-tools package. -r