I capture s-video with an ATI Theater 550 Pro Pci Tuner and transfer these 2 Gb files over my local Gb network to my processing computer where I edit and compress the video as necessary. One recent project has from the project properties window;
File size 30 Kb
Version 8.0
Duration 1:04 (no compression needed here)
Edit file format MPEG files
NTSC drop frame 29.97 fps
MPEG files
24 bits 720x480 29.97 fps
Upper field first
(DVD-NTSC) 4:3
Video data rate 8000 Kbps variable
Audio data rate 384 Kbps
MPEG audio layer 2, 48 KHz Stereo
quality 100
* perform non square pixel rendering
