Addons/graphics/bmp
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These are .bmp files in DIB format.
readbmp and writebmp use RGB values (single numbers).
writebmp also accepts RGB triples
main functions:
readbmp read bitmap file, returning RGB data writebmp write bitmap file from RGB data readbmphdr read header from bitmap file
Name | Type | Description |
readbmp | verb | read bitmap file, returning RGB data |
readbmpall | verb | read bitmap data |
readbmphdr | verb | read header from bitmap file |
writebmp | verb | write bmp file from RGB data |
readbmpall
read bitmap data y is bitmap file, or bitmap data returns: bitsize, rows, columns, offset, sheader, data
readbmphdr
read header from bitmap file returns: bitsize, rows, columns
writebmp
write bmp file from RGB data Form: data writebmp filename [;minimum bitsize] picks appropriate bit size of 4 8 or 24, subject to optional minimum bit size.