t type of file.
The options for VCD and SVCD are called xvcd and xsvcd, because they are extended formats. They are not strictly compliant, mainly because the output does not contain scan offsets. If you need to generate an SVCD image, ... 8,expand=720:480 -lavcopts aspect=16/9</code>
To calculate the correct scaling size, use the expanded NTSC width of 854/2.35... 2,expand=720:576 -lavcopts aspect=16/9</code>
To calculate the correct scaling size, use the expanded PAL width of 1024/2.35
