Talk:Overscan: Difference between revisions

From NESdev Wiki
Jump to navigationJump to search
(→‎PAL DAR: I'd recommend keeping a 192px tall safe area if targeting a zoomed 16:9 PAL display)
No edit summary
Line 2: Line 2:
If I'm doing the math correctly, PAL display aspect ratio is ≈1.48:1, or close enough to 3:2. So do PAL games basically come pre-widescreen? How does the vertical alignment compare?—[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 18:53, 9 April 2013 (MDT)
If I'm doing the math correctly, PAL display aspect ratio is ≈1.48:1, or close enough to 3:2. So do PAL games basically come pre-widescreen? How does the vertical alignment compare?—[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 18:53, 9 April 2013 (MDT)
:I have no access to a PAL NES, PAL famiclone, or PAL TV, but I'm getting in the neighborhood of 1.39:1. Could you explain the math that leads to 1.48:1? But for this comment, assume that the 240px of the NES picture is in fact vertically centered on the 288px tall PAL picture. A widescreen TV will show 216px minus overscan, and overscan is (I'll guess) 12px per side, so anything designed for a 192px tall safe area will fit properly. And the old Nintendo BG planning sheet did assume a 192px tall safe area. --[[User:Tepples|Tepples]] ([[User talk:Tepples|talk]]) 19:29, 9 April 2013 (MDT)
:I have no access to a PAL NES, PAL famiclone, or PAL TV, but I'm getting in the neighborhood of 1.39:1. Could you explain the math that leads to 1.48:1? But for this comment, assume that the 240px of the NES picture is in fact vertically centered on the 288px tall PAL picture. A widescreen TV will show 216px minus overscan, and overscan is (I'll guess) 12px per side, so anything designed for a 192px tall safe area will fit properly. And the old Nintendo BG planning sheet did assume a 192px tall safe area. --[[User:Tepples|Tepples]] ([[User talk:Tepples|talk]]) 19:29, 9 April 2013 (MDT)
::Just going on what was said in the page: 1.3862 × 256 ÷ 240 = 1.4786. Am I doing that wrong? —[[User:Lidnariq|Lidnariq]] ([[User talk:Lidnariq|talk]]) 19:46, 9 April 2013 (MDT)

Revision as of 01:46, 10 April 2013

PAL DAR

If I'm doing the math correctly, PAL display aspect ratio is ≈1.48:1, or close enough to 3:2. So do PAL games basically come pre-widescreen? How does the vertical alignment compare?—Lidnariq (talk) 18:53, 9 April 2013 (MDT)

I have no access to a PAL NES, PAL famiclone, or PAL TV, but I'm getting in the neighborhood of 1.39:1. Could you explain the math that leads to 1.48:1? But for this comment, assume that the 240px of the NES picture is in fact vertically centered on the 288px tall PAL picture. A widescreen TV will show 216px minus overscan, and overscan is (I'll guess) 12px per side, so anything designed for a 192px tall safe area will fit properly. And the old Nintendo BG planning sheet did assume a 192px tall safe area. --Tepples (talk) 19:29, 9 April 2013 (MDT)
Just going on what was said in the page: 1.3862 × 256 ÷ 240 = 1.4786. Am I doing that wrong? —Lidnariq (talk) 19:46, 9 April 2013 (MDT)