[vlc-devel] libvlc_video_set_format_callbacks() and "cyuv" chroma

[Jean-Baptiste Kempf]

On Mon, Mar 12, 2012 at 02:37:12PM -0400, Rafaël Carré wrote :
> Le 2012-03-12 14:21, Jean-Baptiste Kempf a écrit :
> > On Sat, Mar 10, 2012 at 05:33:54PM -0500, Rafaël Carré wrote :
> >>>      case VLC_CODEC_VYUY:
> >>> +    case VLC_CODEC_CYUV:
> >>>      case VLC_CODEC_J422:
> >>>          p_fmt->i_bits_per_pixel = 16;
> >> ok
> > 
> > Art thou sure this is ok and enough?
> > 
> > "Creative YUV is a constant-rate, differentially coded, packed YUV
> > compression method. The codec essentially codes each Y, U, and V sample
> > as 4 bits with some overhead at the start of each line."
> > 
> 
> http://www.fourcc.org/yuv.php#CYUV
> 
> "This FOURCC, allegedly registered by Creative Labs, is essentially a
> duplicate of UYVY. The only difference is that the image is flipped
> vertically,"

http://wiki.multimedia.cx/index.php?title=CYUV


Best regards,

-- 
Jean-Baptiste Kempf
http://www.jbkempf.com/ - +33 672 704 734
Sent from my Electronic Device