rdefelice;312814 Wrote: 
> I've done a bit more research, and I now believe that faad may be to
> blame.  I'm running version 2.0-r13, and while playing around with it
> on the command line I noticed that it outputs differently depending on
> whether you give it the option to write the output to stdout or let it
> write the file to disk itself.  I was able to get a clean transcode to
> mp3 from AAC by running the following commands:
> 
> faad song.m4a
> cat song.wav | lame --silent -q 8 -b 192  - song.mp3
> 
> However, when I run this, I get an mp3 with the aforementioned
> background static:
> 
> faad -w song.m4a | lame --silent -q 8 -b 192  - song.mp3
> 
> So I now believe the problem is introduced when faad is told to output
> to stdout rather than to write to a file.  Can anyone recommend a
> version of faad or an equivalent binary that outputs cleanly to
> stdout?
> 
> -r

After finding faad to be the culprit, I downloaded and compiled a new
version (2.6.1) and it works beautifully even when outputting to
stdout.  This has solved my problem with the background noise/hiss.  I
hope this helps those of you who are experiencing the same problem.

-r


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rdefelice
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