On 1 March 2012 16:38, Colin Law <[email protected]> wrote:
> On 1 March 2012 16:33, bat guano <[email protected]> wrote:
>>
>>
>>
>> ----------------------------------------
>>  I am attempting to convert to mpg using ffmpeg, using
>>> the command line
>>> ffmpeg -i program.mp4 -target pal-dvd program.mpg
>>> Unfortunately the audio produced is hiss, slightly modified by the
>>> underlying audio track. The video is fine.
>>>
>> Is the audio of 'program.mpg' OK when you play it on your computer with VLC 
>> (or similar) player?
>
> Yes it is fine,  it is just the conversion that goes wrong.
> I also noticed that if I use tovid or DeVeDe to create a dvd I get the
> same problem (hiss on audio).

I have just noticed that from ffmpeg I get the message
Incompatible sample format 's16' for codec 'ac3', auto-selecting format 'flt'
Is that a clue?

Colin

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