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Altera_Forum's avatar
Altera_Forum
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10 years ago

Writing nul character to file

Hi! I'm currently developing a small test bench where a bitmap file is read (using std.textio.all). I have managed to read the bmp file and I can write all characters to a new bmp file except 0...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Ive seen people use PPM because it is text based - the issue is most standard graphics prgrams (windows paint, picture viewer) dont support it. I switched to bitmap to allow me to double clock testbench outputs to instantly see what happened, and is then instantly available to anyone as the format is standard.

Good luck with the work ahead - bitmap has a few quirks and different headers you'll need to understand, but it's all out on the internet