bmp: supports bitmap files | ||||||||||||||||
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
read bitmap data y is bitmap file, or bitmap data returns: bitsize, rows, columns, offset, sheader, data read header from bitmap file returns: bitsize, rows, columns 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.
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