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git://git.acid.vegas/scroll.git
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Added contrast enhancement option
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parent
098373555e
commit
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@ -13,7 +13,7 @@ pull request: https://github.com/ircart/scroll/pull/3
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import io
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import io
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try:
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try:
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from PIL import Image
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from PIL import Image, ImageEnhance
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except ImportError:
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except ImportError:
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raise SystemExit('missing required \'pillow\' library (https://pypi.org/project/pillow/)')
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raise SystemExit('missing required \'pillow\' library (https://pypi.org/project/pillow/)')
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@ -45,11 +45,13 @@ palettes = {
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0xbcbcbc, 0xe2e2e2, 0xffffff]
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0xbcbcbc, 0xe2e2e2, 0xffffff]
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}
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}
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def convert(data, max_line_len, img_width=80, palette='RGB99'):
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def convert(data, max_line_len, img_width=80, palette='RGB99', enhance=False):
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if palette not in palettes:
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if palette not in palettes:
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raise Exception('invalid palette option')
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raise Exception('invalid palette option')
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palette = palettes[palette]
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palette = palettes[palette]
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image = Image.open(io.BytesIO(data))
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image = Image.open(io.BytesIO(data))
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if enhance:
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image = ImageEnhance.Contrast(image)
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del data
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del data
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return convert_image(image, max_line_len, img_width, palette)
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return convert_image(image, max_line_len, img_width, palette)
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@ -84,7 +84,7 @@ class Bot():
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self.loops = dict()
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self.loops = dict()
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self.host = ''
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self.host = ''
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self.playing = False
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self.playing = False
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self.settings = {'flood':1, 'ignore':'big,birds,doc,gorf,hang,nazi,pokemon', 'lines':500, 'msg':0.03, 'palette':'RGB99', 'paste':True, 'png_width':80, 'results':25}
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self.settings = {'flood':1, 'ignore':'big,birds,doc,gorf,hang,nazi,pokemon', 'lines':500, 'msg':0.03, 'paste':True, 'png_contrast':False, 'png_palette':'RGB99', 'png_width':80, 'results':25}
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self.slow = False
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self.slow = False
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self.reader = None
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self.reader = None
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self.writer = None
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self.writer = None
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@ -256,7 +256,7 @@ class Bot():
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if url.startswith('https://') or url.startswith('http://'):
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if url.startswith('https://') or url.startswith('http://'):
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try:
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try:
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content = get_url(url).read()
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content = get_url(url).read()
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ascii = img2irc.convert(content, 512 - len(f":{identity.nickname}!{identity.username}@{self.host} PRIVMSG {chan} :\r\n"), int(self.settings['png_width']), self.settings['palette'])
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ascii = img2irc.convert(content, 512 - len(f":{identity.nickname}!{identity.username}@{self.host} PRIVMSG {chan} :\r\n"), int(self.settings['png_width']), self.settings['png_palette'], self.settings['png_contrast'])
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except Exception as ex:
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except Exception as ex:
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await self.irc_error(chan, 'failed to convert image', ex)
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await self.irc_error(chan, 'failed to convert image', ex)
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else:
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else:
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@ -318,7 +318,7 @@ class Bot():
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await self.sendmsg(chan, color('OK', light_green))
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await self.sendmsg(chan, color('OK', light_green))
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except ValueError:
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except ValueError:
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await self.irc_error(chan, 'invalid option', 'must be a float or int')
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await self.irc_error(chan, 'invalid option', 'must be a float or int')
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elif setting == 'paste':
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elif setting in ('paste', 'png_contrast'):
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if option == 'on':
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if option == 'on':
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self.settings[setting] = True
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self.settings[setting] = True
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await self.sendmsg(chan, color('OK', light_green))
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await self.sendmsg(chan, color('OK', light_green))
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