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-   -   Grass Valley Infinity recorder HD SDI (https://www.dvinfo.net/forum/canon-xl-h-series-hdv-camcorders/63525-grass-valley-infinity-recorder-hd-sdi.html)

Asa Phelps March 23rd, 2006 05:23 AM

Grass Valley Infinity recorder HD SDI
 
Anyone tried one of these on a XL H1?
Jpeg 2000 seems to hold up very well.
Price should be less of 10K.

Take a look:
http://www.thomsongrassvalley.com/do...ro/GV-2048.pdf

Asa

Barlow Elton March 23rd, 2006 09:47 AM

What kind of NLE and computer do you work with? Ever tried playing back JPEG2000 transcoded clips? On my G5 dual 2.7 I'm getting a playback frame rate of less than 2 fps from clips encoded to bit rates of 200 mbs, from H1 m2t's. I know it isn't the drive because it should be able to read 28 MBs.

I have a feeling JPEG2000 is going to require dedicated hardware to be functional in an NLE.

Asa Phelps March 23rd, 2006 10:20 AM

Maybe editing offline could be a chance.. Edit first HDV material from cassette, then working on Jpeg2000 for post production.. Not the best workflow anyway..

Asa

Barlow Elton March 23rd, 2006 11:40 AM

I'm going to test my jpeg2000 clips to see how quickly they convert to other formats for editing purposes.

Serge Victorovich March 29th, 2006 10:02 AM

JPEG2000 is wavelet codec as Cineform. If change header of file from J2K to CFHD...


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