[FFmpeg-devel] using usb hardware h264 encoders
Mon Nov 9 21:13:30 CET 2009
On Mon, Nov 09, 2009 at 02:29:14PM +0200, Sergiy wrote:
> Michael Niedermayer ?????:
>> what is UV12 blocked?
> It's bug, must be NV12 (YUV 4:2:0 image with a plane of 8 bit Y samples
> followed by an interleaved U/V plane containing 8 bit 2x2 subsampled colour
> difference samples). But width must be divisible by 64 and height - by 32.
> It also converted by some (unknown to me) algorithm, looks like chess desk
> with 32x64 cells. Some description of converting given at the top of
and where do i find that file?
>> whats a qbox cts ?
> This is "current timestamp", generated by device, here is values, generated
is there some documentation about it somewhere?
> for 25fps:
> 0 - for sps/pps.
> 0 - for first frame (idr).
> next frames: 100, 200, 300, 400, 500 and so on...
does the hardware support b frames?
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Everything should be made as simple as possible, but not simpler.
-- Albert Einstein
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