[vox-tech] Fwd: Re: video for Apple ipod touch

Hai Yi yihai2004 at gmail.com
Thu Dec 25 08:00:56 PST 2008


Harold:

Thanks a lot for the hints. I embedded the parameters in ffmpeg and it
works like a charm!

here is the command I use, hopefully it'll help other with the similar problems.

ffmpeg -i casino_royale.avi  -acodec aac -ar 48000 -ab 128kb -vcodec
mpeg4 -b 1200kb -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s
480x368 -title casino_royale casino_royale.mp4


On Mon, Dec 22, 2008 at 5:16 PM, Bill Kendrick <nbs at sonic.net> wrote:
>
> Harold posted from a non-subscribed address:
>
> ----- Forwarded message from vox-tech-bounces at lists.lugod.org -----
>
> Date: Mon, 22 Dec 2008 08:23:27 -0800
> From: Harold Lee <harold3 at gmail.com>
> Subject: Re: [vox-tech] video for Apple ipod touch
> To: lugod's technical discussion forum <vox-tech at lists.lugod.org>
>
> Hai Yi wrote:
>>Hello all:
>>
>>It looks like that ipod touch only support mp4 videos format (maybe
>>others too, but I don't know). I managed to use ffmpeg to convert the
>>.avi files to .mp4 files, but it seems I couldn't get the parameters
>>right, some produced weird voice, some have no voice at all, and the
>>width-height ratio is not nature. Does anyone out there know how to
>>get them right?
>>
>>Appreciated any help! :-)
>>
>>Hai
>>_______________________________________________
>>vox-tech mailing list
>>vox-tech at lists.lugod.org
>>http://lists.lugod.org/mailman/listinfo/vox-tech
>>
>>
>
> HandBrake for Mac (yeah yeah) has a pre-set config for iPhone/iPod
> Touch. Here's what it says:
>
> MP4 file
> Codecs: H.264 video / AAC audio
> Average bitrate: 960 kbps
> Output resolution: 480x368
> Audio: sample rate 48khz, bitrate 128 kbps
>
> Harold
>
>
> ----- End forwarded message -----
>
> -bill!
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>


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