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[nycphp-talk] [OT] FFMPEG & LAME

Ben Sgro (ProjectSkyLine) ben at projectskyline.com
Wed Oct 10 13:14:54 EDT 2007


Hello Chris,

I got the sampling to work with -ar 22050, which I'm guessing I could change 
to 44100 without any trouble.

Yah, ffmpeg is a great tool. Really powerful and yes, REALLY fast.

I'm having trouble w/mpegs, but I've gotten the thumbnail's working as well.

- Ben

Ben Sgro, President
ProjectSkyLine - Defining New Horizons
+1 718.487.9368 (N.Y. Office)

Our company: www.projectskyline.com
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----- Original Message ----- 
From: "csnyder" <chsnyder at gmail.com>
To: "NYPHP Talk" <talk at lists.nyphp.org>
Sent: Wednesday, October 10, 2007 12:39 PM
Subject: Re: [nycphp-talk] [OT] FFMPEG & LAME


> On 10/10/07, Ben Sgro (ProjectSkyLine) <ben at projectskyline.com> wrote:
>
>
>>   Stream #0.1: Audio: pcm_u8, 11024 Hz, mono, 88 kb/s
>
>> Error while opening codec for output stream #0.1 - maybe incorrect
>> parameters such as bit_rate, rate, width or height
>
>
> The audio rate needs to be resampled to 44100Hz in order to work with
> the mp3 encoder. Use the command line switch -ar 44100
>
> ffmpeg development frequently exceeds the ability of documentation to
> keep up--remember that it is an interface to a ton of different
> libraries and codecs, many of which are in constant flux themselves.
>
> The developers tend to reorganize command line switches between
> versions, too. C'est la vie, it's such a useful tool that you complain
> a bit and move on.
>
> -- 
> Chris Snyder
> http://chxo.com/
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