Este script visa ser um simples conversor de imagem para um arquivo com sequência hex, para uso em preenchimento de memória em projetos fpga
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January 27, 2021 19:08
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Um simples conversor de imagens para um txt de hexadecimal
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from PIL import Image | |
import sys | |
import os | |
n = len(sys.argv) | |
print(n) | |
if (n < 2) or (n > 3): | |
print("Use: python convert.py imagefile.ext memfile.hex .\n") | |
exit(1) | |
fimagname = "" | |
if n >= 2: | |
fimagname = sys.argv[1] | |
if n == 3: | |
fhexname = sys.argv[2] | |
else: | |
fhexname = os.path.splitext(fimagname)[0] + '.hex' | |
img = Image.open(fimagname) | |
ihex = img.tobytes("hex", "rgb") | |
ihexline = ihex.splitlines() | |
fhex = "" | |
ccount = 0 | |
for line in ihexline: | |
ncount = 0 | |
for bt in line: | |
ncount += 1 | |
if ncount == 1: | |
fhex += "00" | |
ncount += 2 | |
fhex += chr(bt) | |
if ncount == 8: | |
fhex += ' ' | |
ncount = 0 | |
ccount += 1 | |
if ccount == 4: | |
fhex += '\n' | |
ccount = 0 | |
f = open(fhexname,'w') | |
f.write(fhex) | |
f.close() | |
print(fhex) |
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