Re: [Mjpeg-users] y4mscaler - which 4:2:2

2003-10-16 Thread Steven M. Schultz
On Thu, 16 Oct 2003, Matto Marjanovic wrote: > None of them --- those are all packed formats, and the permutations of > letters describe different packings, not different subsamplings. True - I knew they were not distinct subsamplings. What was unknown was which packing is need

Re: [Mjpeg-users] y4mscaler - which 4:2:2

2003-10-16 Thread Matto Marjanovic
> Idle question time ;) > > y4mscaler can convert from 4:2:2 to other chroma sampling (such as > 4:2:0). It seems though that there's more than one flavor of 422 > out there - there's YUY2, UYVY (at least). Which one should be fed > into y4mscaler? None of them

[Mjpeg-users] y4mscaler - which 4:2:2

2003-10-15 Thread Steven M. Schultz
Hi! Idle question time ;) y4mscaler can convert from 4:2:2 to other chroma sampling (such as 4:2:0). It seems though that there's more than one flavor of 422 out there - there's YUY2, UYVY (at least). Which one should be fed into y4mscaler? Hm