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added convenince args and comments

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iou1name 2017-11-30 00:04:45 -05:00
parent 50c780969d
commit e3aef08ee9
1 changed files with 34 additions and 15 deletions
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47
ascii.py
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@ -83,10 +83,10 @@ def char_color(pixel, code="irc"):
"light blue": (65,105,225), "pink":(255,192,203), "grey": (128,128,128), "light blue": (65,105,225), "pink":(255,192,203), "grey": (128,128,128),
"silver": (192,192,192)} "silver": (192,192,192)}
colors_irc = {"white": "0", "black": "1", "blue": "2", "green": "3", "red": "4", colors_irc = {"white": "0", "black": "1", "blue": "2", "green": "3",
"brown": "5", "purple": "6", "orange": "7", "yellow": "8", "light green": "9", "red": "4", "brown": "5", "purple": "6", "orange": "7", "yellow": "8",
"teal": "10", "cyan": "11", "light blue": "12", "pink": "13", "grey": "14", "light green": "9", "teal": "10", "cyan": "11", "light blue": "12",
"silver": "15"} "pink": "13", "grey": "14", "silver": "15"}
colors_ansi = {"white": "[1;37m", "black": "[0;30m", "blue": "[0;34m", colors_ansi = {"white": "[1;37m", "black": "[0;30m", "blue": "[0;34m",
"green": "[0;32m", "red": "[0;31m", "brown": "[0;33m", "green": "[0;32m", "red": "[0;31m", "brown": "[0;33m",
@ -118,11 +118,13 @@ def open_image(imagePath):
if imagePath.startswith("http"): if imagePath.startswith("http"):
res = requests.get(imagePath, headers=HEADERS, verify=True, res = requests.get(imagePath, headers=HEADERS, verify=True,
timeout=20) timeout=20)
if res.status_code == 404:
return "404: file not found."
res.raise_for_status() res.raise_for_status()
image = Image.open(BytesIO(res.content)) image = Image.open(BytesIO(res.content))
else: else:
image = Image.open(imagePath) image = Image.open(imagePath)
except FileNotFoundError as e: except FileNotFoundError:
return f"File not found: {imagePath}" return f"File not found: {imagePath}"
except Exception as e: except Exception as e:
return(f"Error opening image: {imagePath}\n{e}") return(f"Error opening image: {imagePath}\n{e}")
@ -132,20 +134,24 @@ def open_image(imagePath):
def colorize(chars, image, code): def colorize(chars, image, code):
""" """
Colorizes the ascii matrix. Colorizes the ascii matrix. Moves iteratively through the matrix and
calls char_color on each pixel/character. Spaces are skipped to save
time and CPU cycles.
""" """
prefix = {"irc": "\03", "ansi":"\033"} prefix = {"irc": "\03", "ansi":"\033"}
chars = chars.split("\n") chars = chars.split("\n")
for j in range(0, image.size[1]): for j in range(0, image.size[1]):
new_row = "" new_row = ""
for k in range(0, image.size[0]): for k in range(0, image.size[0]):
if chars[j][k] == " ":
continue
new_row += prefix[code] + char_color(image.getpixel((k,j)), code) new_row += prefix[code] + char_color(image.getpixel((k,j)), code)
new_row += chars[j][k] new_row += chars[j][k]
chars[j] = new_row chars[j] = new_row
chars = "\n".join(chars) chars = "\n".join(chars)
if code == "ansi": if code == "ansi":
chars += "\033[0m" chars += "\033[0m" # to avoid lingering effects in terminals
return chars return chars
@ -173,7 +179,7 @@ def ascii_to_image(image_ascii):
""" """
Creates a plain image and draws text on it. Creates a plain image and draws text on it.
""" """
# TODO: make font type and size non-fixed # TODO: make font type, size and color non-fixed
width = len(image_ascii[:image_ascii.index("\n")]) * 8 width = len(image_ascii[:image_ascii.index("\n")]) * 8
height = (image_ascii.count("\n")+1) * 12 + 4 height = (image_ascii.count("\n")+1) * 12 + 4
@ -200,7 +206,7 @@ def handle_gif(image, output, reverse=False):
except EOFError: except EOFError:
break # end of sequence break # end of sequence
#new_image.save(output, save_all=True, append_images=ascii_seq, # new_image.save(output, save_all=True, append_images=ascii_seq,
# duration=60, loop=0, optimize=True) # duration=60, loop=0, optimize=True)
ascii_seq = [new_image] + ascii_seq ascii_seq = [new_image] + ascii_seq
np_ascii_seq = [np.array(im) for im in ascii_seq] np_ascii_seq = [np.array(im) for im in ascii_seq]
@ -215,7 +221,8 @@ if __name__=='__main__':
description="Converts an image file to ascii art.") description="Converts an image file to ascii art.")
parser.add_argument( parser.add_argument(
"imagePath", "imagePath",
help="The full path to the image file.") help="The path to the image file. May be a local path or internet \
internet URL.")
parser.add_argument( parser.add_argument(
"-r", "-r",
"--reverse", "--reverse",
@ -229,8 +236,8 @@ if __name__=='__main__':
"-i", "-i",
"--image", "--image",
action="store_true", action="store_true",
help="Outputs the ascii art as an image rather than plain text. \ help="Outputs the ascii art as an image rather than text. Requires \
Requires --output.") --output.")
parser.add_argument( parser.add_argument(
"-a", "-a",
"--animated", "--animated",
@ -240,8 +247,20 @@ if __name__=='__main__':
"-c", "-c",
"--color", "--color",
type=str, type=str,
help="Colorizes the ascii matrix.") help="Colorizes the ascii matrix. Currently supported modes are 'irc' \
parser.set_defaults(reverse=False, image=False, animated=False) and 'ansi'.")
parser.add_argument(
"--ansi",
dest="color",
action="store_const",
const="ansi",
help="Shortcut for '--color ansi'.")
parser.add_argument(
"--irc",
dest="color",
action="store_const",
const="irc",
help="Shortcut for '--color irc'.")
args = parser.parse_args() args = parser.parse_args()
if args.animated: # --animated includes --image if args.animated: # --animated includes --image