def encode(input,
output_encoding='utf-8',
errors='strict',
input_encoding='utf-8'):
"""Encode any string. Returns an encoded 'str' otherwise the input."""
if isinstance(input, str):
if input_encoding == output_encoding:
return input
elif input_encoding == Py.Enc.default:
try:
return enc(unicode(input, Py.Enc.default), output_encoding,
errors)
except:
return enc(input, output_encoding, errors)
else:
try:
return enc(unicode(dec(input, input_encoding), Py.Enc.default),
output_encoding, errors)
except:
return enc(dec(input, input_encoding), output_encoding, errors)
elif isinstance(input, unicode):
if input_encoding == Py.Enc.default:
try:
return enc(input, output_encoding, errors)
except:
return enc(enc(input, Py.Enc.default, errors), output_encoding,
errors)
else:
return encode(enc(input, 'latin-1', errors), output_encoding,
errors, input_encoding)
else:
return input
def decode(input, encoding='utf-8', errors='strict', detect='utf-8'):
"""Decode any string. Returns a decoded 'unicode' otherwise the input."""
if isinstance(input, str):
try:
r = dec(input, encoding, errors)
except:
r = dec(input, det(input)['encoding'], errors)
if isinstance(r, str):
return decode(r, detect, errors, detect)
else:
return r.replace(u'\ufeff', '', 1)
elif isinstance(input, unicode):
if encoding == Py.Enc.default:
return input
else:
return decode(enc(input, 'latin-1'), encoding, errors, detect)
else:
return input
def encode(input,
output_encoding='utf-8',
errors='strict',
input_encoding='utf-8'):
"""Encode any string. Returns encoded 'bytes' otherwise the input."""
if isinstance(input, bytes):
if input_encoding == output_encoding:
return input
elif input_encoding == Py.Enc.default:
try:
return enc(str(input, Py.Enc.default), output_encoding, errors)
except UnicodeEncodeError as e:
raise e
except:
return enc(input, output_encoding, errors)
else:
try:
return enc(str(dec(input, input_encoding), Py.Enc.default),
output_encoding, errors)
except UnicodeEncodeError as e:
raise e
except:
return enc(dec(input, input_encoding), output_encoding, errors)
elif isinstance(input, str):
if input_encoding == Py.Enc.default:
try:
return enc(input, output_encoding, errors)
except UnicodeEncodeError as e:
raise e
except:
return enc(bytes(input, Py.Enc.default), output_encoding,
errors)
else:
return encode(enc(input, 'latin-1', errors), output_encoding,
errors, input_encoding)
else:
return input
import numpy as np
from codecs import encode as enc
import cv2
outEncoded = lambda f, s: f.write(enc(s, "utf8"))
grayImage = cv2.cvtColor(cv2.imread( "./font/Simple_Icon.png").astype(np.uint8), \
cv2.COLOR_BGR2GRAY)
print(grayImage.shape)
f1 = open("./hardware/Splash_Screen.h", "wb")
outEncoded(f1, "const uint8_t Simple_Icon_128x60px[] PROGMEM = {\n")
count = 0
for i in range(60):
for j in range(0, 128, 8):
r = 0
for k in range(8):
r *= 2
if (grayImage[i, j + k] > 100): r += 1
outEncoded(f1, "0x{:02x},".format(r))
count += 1
if count % 20 == 0:
outEncoded(f1, "\n")
if count % 20 == 0: f1.seek(-2, 2)
else: f1.seek(-1, 2)
outEncoded(f1, "};\n")
f1.close()