#1 Burning Software

Hi,

I try to calculate if the size of a file oder video image (VCD, SVCD, DVD) fits on the disc. Therefore I have to use different blocksizes and compare them with the . Which one do I have to use for which format?

There are some constants defined.
MODE1_LB_SIZE_IN_UCHARS = 2048;
MODE2_FORMLESS_LB_SIZE_IN_UCHARS = 2336;
MODE2_FORM1_LB_SIZE_IN_UCHARS = 2048;
MODE2_FORM2_LB_SIZE_IN_UCHARS = 2324;
MODE2_FORM2_SUB_LB_SIZE_IN_UCHARS = 2332;

Which one do I have to use for which purpose?
Files/Data: ?
VCD: ?
SVCD: ?
Video-DVD: ?

Thanks in advance.