[MPlayer-DOCS] CVS: main/DOCS/man/en mplayer.1,1.755,1.756

Ivo ivop at euronet.nl
Wed Sep 29 16:58:50 CEST 2004


On Wednesday 29 September 2004 10:45, Arpi wrote:
> > Removal of vo_pgm and vo_md5, because they have been replaced by vo_pnm
>
> isnt pnm and pgm different file formats?

pgm is a subformat of pnm. pnm is not really a fileformat itself, but a 
family of fileformats.

> pgm was useful as it stored the yuv 4:2:0 image as-is without color
> conversion, useful for debugging codecs bugs, and quality comparisons.

If you want the old yuv 4:2:0 images, you can use: -vo pnm:pgmyuv. The 
output is exactly the same, but it's faster than before.

> also vo_md5 should work on the raw unconverted image data

It does not rely on another vo driver anymore, as it used to be. It 
calculates the MD5 sum directly on the suplied mp_image data.

--Ivo




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