Hi Alex, Thank you. It is strange that was always no sound yesterday. It just has sound that I start to play mp4 file again. I am sure the speaker is tested yesterday. I tried for 3 hours...
Anyway, the answer is to mux AAC into mp4 just only need raw AAC stream. Alex Cohn <[email protected]> 於 2012年4月7日下午11:28 寫道： > > On Apr 7, 2012 5:21 PM, "Person" <[email protected]> wrote: > > > > Hi, > > > > I have to record bit-stream to mp4 format. > > What kind of AAC stream could be muxed to mp4? > > The VLC player can play video well, but can't decode any AAC frame in my > mp4. (audio decode frames always is zero) > > I am sure that audio is in the mp4 file. > > I tried to mux to AVI that is got no sound too. > > > > PS: My AAC stream is without ADTS or AU_HEADER> > > > > Best Regards, > > Person> > > Can you transcode your mp4 with command line ffmpeg? > > BR, > Alex > > _______________________________________________ > Libav-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/libav-user > >
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