[FFmpeg-devel] [RFC/PATCH]Interlaced lossless

Tim Nicholson nichot20 at yahoo.com
Tue Jan 29 09:15:28 CET 2013


On 28/01/13 18:02, Steven Boswell II wrote:
> Quoting Tim Nicholson <nichot20 at yahoo.com>:
> 
>> Some codecs embed this information in the stream. For others,
>> e.g. rawvideo there is no place for it there
> 
> Raw video, at least in the yuv4mpegpipe format, has a one-line header at the beginning that contains information about the stream format, e.g. "YUV4MPEG2 W720 H480 F30000:1001 Ib A10:11 C411 XYSCSS=411".

Oh, right. I have a large collection of test files that are .yuv taken
from http://www.w6rz.net and the files are simply uyvy bytes in one long
run, no metadata at all, so you have to put the right figures before the
-i to get anything to decode at all.

Looks like there is raw, and not so raw....


> 
> Steven Boswell
> [..]
-- 
Tim


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