def __init__(self, file_path, file_name_no_ext, build_folder_path, info):
bmp = BMP(file_path)
self.__file_path = file_path
self.__file_name_no_ext = file_name_no_ext
self.__build_folder_path = build_folder_path
self.__colors_count = bmp.colors_count
width = bmp.width
height = bmp.height
if width == 256 and height == 256:
self.__sbb = False
elif (width == 256
and height == 512) or (width == 512
and height == 256) or (width == 512
and height == 512):
self.__sbb = True
else:
raise ValueError('Invalid regular BG size: (' + str(width) + 'x' +
str(height) + ')' +
RegularBgItem.valid_sizes_message())
self.__width = int(width / 8)
self.__height = int(height / 8)
self.__bpp_8 = False
try:
self.__repeated_tiles_reduction = bool(
info['repeated_tiles_reduction'])
except KeyError:
self.__repeated_tiles_reduction = True
try:
self.__flipped_tiles_reduction = bool(
info['flipped_tiles_reduction'])
except KeyError:
self.__flipped_tiles_reduction = True
if self.__colors_count > 16:
try:
bpp_mode = str(info['bpp_mode'])
except KeyError:
bpp_mode = 'bpp_8'
if bpp_mode == 'bpp_8':
self.__bpp_8 = True
elif bpp_mode == 'bpp_4_auto':
self.__file_path = self.__build_folder_path + '/' + file_name_no_ext + '.bn_quantized.bmp'
print(' Generating bpp4 image in ' + self.__file_path +
'...')
start = time.time()
self.__colors_count = bmp.quantize(self.__file_path)
end = time.time()
print(' bpp4 image with ' + str(self.__colors_count) +
' colors generated in ' +
str(int((end - start) * 1000)) + ' milliseconds')
elif bpp_mode != 'bpp_4_manual':
raise ValueError('Invalid BPP mode: ' + bpp_mode)
def process(input_file_path, output_file_path):
bmp = BMP(input_file_path)
bmp.quantize(output_file_path)
