Dick Balaska wrote:

> TonyB wrote:
> >
> > Someguy at school said it was 720x486. Darn... I'll have to fix that...
>
> I've seen that too.  I've also seen that the blocks are divisible by "16 or 32".
> 486/32=15.1875 or 30.375
>
> mpeg2enc.c:85
> /* round picture dimensions to nearest multiple of 16 or 32 */
> mb_width = (horizontal_size+15)/16;
> mb_height = prog_seq ? (vertical_size+15)/16 : 2*((vertical_size+31)/32);
>
> Of course, these are NTSC numbers.  Our PAL buddies get better resolution.
>
> dik

Depends. They get more lines of resolution, but fewer frames per second.


--
"My new computer's got the clocks, it rocks
But it was obsolete before I opened the box" - W.A.Y.

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