[FFmpeg-user] iPod 640x480
de.techno at gmail.com
Wed Nov 30 16:43:12 CET 2011
On 11/30/11 05:59, peace at aleksandrsolzhenitsyn.net wrote:
> Can someone explain to me why my iPod can't handle videos at 640x480
> when the spec's for it say it can?
> On Apple's website it does say about the display- 320-by-240-pixel
> resolution at 163 pixels per inch. But, it does say in the spec's it
> can handle 640x480.
> Videos at 320 x 240 work perfectly, thanks to all of your help, but
> for whatever reason the 640's don't.
> Being that I'm so stupid about this sort of thing I'm sure there's an
> easy explanation.
> The spec's for the iPod Classic (160G) are below.
> H.264 video, up to 1.5 Mbps, 640 by 480 pixels, 30 frames per second,
> Low-Complexity version of the H.264 Baseline Profile with AAC-LC audio
> up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file
> formats; H.264 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per
> second, Baseline Profile up to Level 3.0 with AAC-LC audio up to 160
> Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4
> video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple
> Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v,
> .mp4, and .mov file formats
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
That's cause it doesn't have a powerful processor to rescale and play
the video (one of the may reasons I don't prefer Apple). You may like to
read this --
If you want, I can make the ffmpeg presets.
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