HAM-8 display mode
E747117
HAM-8 display mode is an advanced Amiga graphics mode that allows highly detailed, near-photographic images by greatly expanding the number of displayable colors through Hold-And-Modify techniques.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Amiga graphics mode
ⓘ
Hold-And-Modify mode ⓘ |
| abbreviationFor | Hold-And-Modify 8 ⓘ |
| advantageOverHAM-6 |
larger color space
ⓘ
smoother gradients ⓘ |
| alsoSupportedResolution |
640×400 interlaced NTSC
ⓘ
640×512 interlaced PAL ⓘ |
| bitUsage | 2 control bits and 6 data bits ⓘ |
| category |
computer graphics display mode
ⓘ
indexed color mode ⓘ |
| colorDepth | 8-bit per pixel logical data ⓘ |
| colorSpace | RGB ⓘ |
| controlCodes |
modify blue
ⓘ
modify green ⓘ modify red ⓘ set base color ⓘ |
| dataDependency | each pixel may depend on previous pixel color ⓘ |
| designedFor | maximizing colors with limited memory bandwidth ⓘ |
| era | early 1990s ⓘ |
| fullName | Hold-And-Modify 8 display mode NERFINISHED ⓘ |
| historicalSignificance | enabled near-truecolor imagery on Amiga before widespread 24-bit modes ⓘ |
| introducedOnHardware | Amiga AGA chipset NERFINISHED ⓘ |
| limitation |
artifacts when modifying neighboring pixels
ⓘ
color fringing on sharp edges ⓘ |
| maxDisplayableColors | 262144 colors ⓘ |
| modifiesComponent |
blue component
ⓘ
green component ⓘ red component ⓘ |
| notSupportedOn |
ECS chipset
ⓘ
OCS chipset ⓘ |
| paletteBaseColors | 64 colors ⓘ |
| platform | Amiga NERFINISHED ⓘ |
| predecessor | HAM-6 display mode NERFINISHED ⓘ |
| primaryUse |
displaying near-photographic images
ⓘ
high-color still images ⓘ |
| requires | AGA-compatible Amiga model ⓘ |
| requiresChipset | AGA ⓘ |
| technique | Hold-And-Modify NERFINISHED ⓘ |
| typicalContent |
digitized photographs
ⓘ
rendered scenes ⓘ |
| typicalResolution |
320×200 NTSC
ⓘ
320×256 PAL ⓘ |
| usedIn |
Amiga demos
ⓘ
Amiga games title screens ⓘ Amiga graphics software ⓘ Amiga image viewers ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.