SCR (ZX Spectrum)

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'''SCR''' (also called '''ZX-Spectrum SCREEN$''') is a raster image file format used on ZX Spectrum computers, especially for screen shots. It is really just a dump of the computer's video memory.
 
'''SCR''' (also called '''ZX-Spectrum SCREEN$''') is a raster image file format used on ZX Spectrum computers, especially for screen shots. It is really just a dump of the computer's video memory.
  
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Images are always 256×192 pixels in size, and can have up to about 16 colors. Files are exactly 6912 bytes in size.
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{| class="wikitable"
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|+ SCR Varieties
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A ULA+ version .scr is exactly 6976 bytes in size.
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|-
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! Type !! Extension !! Resolution !! File Size || Other
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A Timex 2048 Hi-Color version .scr is exactly 12288 bytes in size.
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|-
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| SCR || .scr || 256x192 || 6912 || 16 colors
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A Timex 2048 Hi-Res Gigascreen version are 512x384 pixels in size, has a .hrg extension and is exactly 24578 bytes in size.
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|-
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| Monochrome || .scr || 256x192 || 6144 ||
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|-
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| ULA+ || .scr || 256x192 || 6976 ||
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|-
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| Timex 2048 Hi-Color || .scr || 256x192 || 12288 ||
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|-
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| Timex 2048 Hi-Res || .scr || 512x384 || 12289 ||
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|-
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| Timex 2048 Hi-Res Gigascreen || .hrg || 512x384 || 24578 ||
 +
|}
  
 
== Specifications ==
 
== Specifications ==
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* [http://www.zx-modules.de/fileformats/scrformat.html SCR screen format]
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* [https://web.archive.org/web/20180424204026/http://www.zx-modules.de/fileformats/scrformat.html SCR screen format (archived)]
  
 
== Software ==
 
== Software ==
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* [https://zxart.ee/eng/graphics/database/pictureType:standard/ zxart.ee]
 
* [https://zxart.ee/eng/graphics/database/pictureType:standard/ zxart.ee]
 
* {{DexvertSamples|image/zxSCR}}
 
* {{DexvertSamples|image/zxSCR}}
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* {{DexvertSamples|image/zxMonochrome}}
 
* {{DexvertSamples|image/zxULAPlus}}
 
* {{DexvertSamples|image/zxULAPlus}}
 
* {{DexvertSamples|image/timexHiColor}}
 
* {{DexvertSamples|image/timexHiColor}}
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* {{DexvertSamples|image/timexHiRes}}
 
* {{DexvertSamples|image/timexHiResGigascreen}}
 
* {{DexvertSamples|image/timexHiResGigascreen}}
  
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* [https://web.archive.org/web/20120330020033/http://www.nvg.ntnu.no/sinclair/faq/fileform.html#SCR Speccy Emulator File Formats] (from archive.org)
 
* [https://web.archive.org/web/20120330020033/http://www.nvg.ntnu.no/sinclair/faq/fileform.html#SCR Speccy Emulator File Formats] (from archive.org)
 
* [http://www.nottinghampost.com/Retro-consoles-1980s-Beeston/story-25853247-detail/story.html ZX Spectrum computers from the 1980s to be made again in Beeston]
 
* [http://www.nottinghampost.com/Retro-consoles-1980s-Beeston/story-25853247-detail/story.html ZX Spectrum computers from the 1980s to be made again in Beeston]
 +
* [https://en.wikipedia.org/wiki/ZX_Spectrum_graphic_modes ZX Spectrum graphic modes (WikiPedia)]
  
 
== Editors' notes ==
 
== Editors' notes ==

Latest revision as of 18:28, 13 December 2024

File Format
Name SCR (ZX Spectrum)
Ontology
Extension(s) .scr, .hrg
Released 1982

SCR (also called ZX-Spectrum SCREEN$) is a raster image file format used on ZX Spectrum computers, especially for screen shots. It is really just a dump of the computer's video memory.

SCR Varieties
Type Extension Resolution File Size Other
SCR .scr 256x192 6912 16 colors
Monochrome .scr 256x192 6144
ULA+ .scr 256x192 6976
Timex 2048 Hi-Color .scr 256x192 12288
Timex 2048 Hi-Res .scr 512x384 12289
Timex 2048 Hi-Res Gigascreen .hrg 512x384 24578

Contents

[edit] Specifications

[edit] Software

[edit] Sample files

[edit] Links

[edit] Editors' notes

TODO: There are a number of variants of this format, some of which are mentioned here.

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