[theora-dev] Gray scale video output from theora

Ralph Giles giles at xiph.org
Sat Feb 16 11:02:03 PST 2008

On 16-Feb-08, at 5:33 AM, janaka priyadarshana wrote:

> If the above is true.....(theora use YUV color space)

Yes, Theora always encodes video in a YUV colour space.

> it is possible that get a gray scale video output by just  
> considering only the Y component of the video (ignore the U and V  
> components)

Using just the Y plane is a reasonable way to convert a YUV image to  
a monochrome one.


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