[Mjpeg-users] y4mtoppm : luma shadow

2005-06-30 Thread sebastien Pastor
Hi guys This is my first post in this list so hi ! Hope you could help in this as i am a begginner in the video world. What i am trying to achieve is to take a video stream, extract couple of frames, modify them (add another picture on top) and put them back in to the video stream. This is what i

Re: [Mjpeg-users] y4mtoppm : luma shadow

2005-07-07 Thread sebastien Pastor
Hey thanks a bunch Matto to have a look @ those frames ! Although I didn t get everything in details (shame ...) , i understood the colorspace conversion is losing some data as there is no equivalent in RGB. >Hey, Seb, > >I don't think there is any particular problem with ppmtoy4m/y4mtoppm; > te

Re: [Mjpeg-users] y4mtoppm : luma shadow

2005-07-07 Thread sebastien Pastor
Hi Steven, Would you explain me how you do your editing/filtering/compositing in Y'CbCr ? I am trying to use y4merge but i am not sure to go the right path. Cheers seb Steven M. Schultz wrote: >On Wed, 6 Jul 2005, Matto Marjanovic wrote: > > > >>One thing though: in the frame you sent me

[Mjpeg-users] Mjpegtools on XEON EMT64

2006-02-27 Thread sebastien Pastor
Hello all, I ve recently installed mjpegtools on a duo XEON EMT64. (linux is a gentoo). The performance of a simple lav2yuv command is twice slower than what i get on a single CPU AMD 64. (with a cpu rating 100%) I was wondering whether anyone could lead me into the right direction to solve th

Re: [Mjpeg-users] Mjpegtools on XEON EMT64

2006-02-27 Thread sebastien Pastor
27 February 2006 15:41, sebastien Pastor wrote: Hello all, I ve recently installed mjpegtools on a duo XEON EMT64. (linux is a gentoo). The performance of a simple lav2yuv command is twice slower than what i get on a single CPU AMD 64. (with a cpu rating 100%) I was wondering whether anyone could l

[Mjpeg-users] Mjpegtools and AMD64/EMT64 --SOLVED--

2006-03-09 Thread sebastien Pastor
this ! Cheers seb sebastien Pastor wrote: Hello all, I ve recently installed mjpegtools on a duo XEON EMT64. (linux is a gentoo). The performance of a simple lav2yuv command is twice slower than what i get on a single CPU AMD 64. (with a cpu rating 100%) I was wondering whether anyone could lead