Bartlomiej Wolowiec wrote: > On poniedziałek, 31 marca 2008, Benjamin Larsson wrote: >>> Nellymoser Encoder: >>> I understand that here work should be based on the decoder code (I saw >>> that the documentation is available, but it costs $6000), am I right? >> The only reference is the decoder. > > I've got one more question: > In this task (also in few other tasks) is mentioned about implementation of > psychoacoustic model, so I searched for some information on this topic. I > found http://wiki.multimedia.cx/index.php?title=Psychoacoustic_Model > After a while of searching in FFmpeg source I haven't found a good > psychoacoustic model implemented in any encoder. Did I miss something or > maybe someone is working on it? Or maybe it's a good idea to use ready > implementation from e.g. LAME and add more universal api with ability to use > it in few encoders? >
We'll the thing with Nellymoser is that the bitrate is really low, so the most crude psy-model would be to just cut the high frequencys and I'm not sure it is possible to do anything better then that. One would see after the bitstream encoder is done. MvH Benjamin Larsson _______________________________________________ FFmpeg-soc mailing list [email protected] https://lists.mplayerhq.hu/mailman/listinfo/ffmpeg-soc
