ircart/scroll
ircart/scroll
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Added .ascii img <url> command to image to IRC art conversion

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This commit is contained in:
Dionysus 2023-06-26 02:41:28 -04:00
parent c23b903399
commit 6922437747
Signed by: acidvegas
GPG Key ID: EF4B922DB85DC9DE
3 changed files with 146 additions and 18 deletions
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29
README.md
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@ -9,6 +9,7 @@ There is no API key needed, no local art files needed, & no reason to not setup
## Dependencies
* [python](https://www.python.org/)
* [chardet](https://pypi.org/project/chardet/) *(`pip install chardet`)*
* [pillow](https://pypi.org/project/pillow/) *(`pip install pillow`)*
## Commands
| Command | Description |
@ -16,6 +17,7 @@ There is no API key needed, no local art files needed, & no reason to not setup
| `@scroll` | information about scroll |
| `.ascii <name>` | play the \<name> art file |
| `.ascii dirs` | list of art directories |
| `.ascii img <ur>` | convert image \<ur> to art |
| `.ascii list` | list of art filenames |
| `.ascii play <url>` | play the contents of \<url> *(must be a raw pastebin url)* |
| `.ascii random [dir]` | play random art, optionally from the [dir] directory only |
@ -29,14 +31,16 @@ There is no API key needed, no local art files needed, & no reason to not setup
**NOTE**: The sync & settings commands are admin only! `admin` is a *nick!user@host* mask defined in [scroll.py](https://github.com/ircart/scroll/blob/master/scroll.py)
## Settings
| Setting | Description |
| --------- | ---------------------------------------------------------------------------- |
| `flood` | delay between each command |
| `ignore` | directories to ignore in `.ascii random` *(comma seperated list, no spaces)* |
| `lines` | max lines outside of #scroll |
| `msg` | delay between each message sent |
| `results` | max results to return in `.ascii search` |
| `paste` | enable or disable `.ascii play` |
| Setting | Description |
| ----------- | ---------------------------------------------------------------------------- |
| `flood` | delay between each command |
| `ignore` | directories to ignore in `.ascii random` *(comma seperated list, no spaces)* |
| `lines` | max lines outside of #scroll |
| `msg` | delay between each message sent |
| `paste` | enable or disable `.ascii play` |
| `png_width` | maximum width for `.ascii img` output |
| `results` | max results to return in `.ascii search` |
## Preview
@ -44,8 +48,7 @@ There is no API key needed, no local art files needed, & no reason to not setup
Come pump with us in **#scroll** on [irc.supernets.org](ircs://irc.supernets.org)
## Mirrors
- [acid.vegas](https://git.acid.vegas/scroll)
- [GitHub](https://github.com/ircart/scroll)
- [GitLab](https://gitlab.com/ircart/scroll)
- [SuperNETs](https://git.supernets.org/ircart/scroll)
___
###### Mirrors
[acid.vegas](https://git.acid.vegas/asciiblaster) • [GitHub](https://github.com/ircart/asciiblaster) • [GitLab](https://gitlab.com/ircart/asciiblaster) • [SourceHut](https://git.sr.ht/~acidvegas/asciiblaster) • [SuperNETs](https://git.supernets.org/ircart/asciiblaster)

112
img2irc.py Normal file
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@ -0,0 +1,112 @@
#!/usr/bin/env python
# Scroll IRC Art Bot - Developed by acidvegas in Python (https://git.acid.vegas/scroll)
'''big props to wrk (wr34k) for this one, did most of the work, just cleaned it up a little'''
import io
try:
from PIL import Image
except ImportError:
raise SystemExit('missing required \'pillow\' library (https://pypi.org/project/pillow/)')
async def convert(data, img_width=80):
image = Image.open(io.BytesIO(data))
del data
(width, height) = image.size
img_height = img_width / width * height
del height, width
image.thumbnail((img_width, img_height), Image.Resampling.LANCZOS)
del img_height, img_width
ansi_image = AnsiImage(image)
del image
CHAR = '\u2580'
buf = ''
for (y, row) in enumerate(ansi_image.halfblocks):
last_fg = -1
last_bg = -1
for (x, pixel_pair) in enumerate(row):
fg = pixel_pair.top.irc
bg = pixel_pair.bottom.irc
if x != 0:
if fg == last_fg and bg == last_bg:
buf += CHAR
elif bg == last_bg:
buf += f'\x03{fg}{CHAR}'
else:
buf += f'\x03{fg},{bg}{CHAR}'
else:
buf += f'\x03{fg},{bg}{CHAR}'
last_fg = fg
last_bg = bg
if y != len(ansi_image.halfblocks) - 1:
buf += '\n'
else:
buf += '\x0f'
return buf.splitlines()
def hex_to_rgb(color):
r = color >> 16
g = (color >> 8) % 256
b = color % 256
return (r,g,b)
def rgb_to_hex(rgb):
(r,g,b) = rgb
return (r << 16) + (g << 8) + b
def color_distance_squared(c1, c2):
dr = c1[0] - c2[0]
dg = c1[1] - c2[1]
db = c1[2] - c2[2]
return dr * dr + dg * dg + db * db
class AnsiPixel:
def __init__(self, pixel_u32):
self.RGB99 = [
0xffffff, 0x000000, 0x00007f, 0x009300, 0xff0000, 0x7f0000, 0x9c009c, 0xfc7f00,
0xffff00, 0x00fc00, 0x009393, 0x00ffff, 0x0000fc, 0xff00ff, 0x7f7f7f, 0xd2d2d2,
0x470000, 0x472100, 0x474700, 0x324700, 0x004700, 0x00472c, 0x004747, 0x002747,
0x000047, 0x2e0047, 0x470047, 0x47002a, 0x740000, 0x743a00, 0x747400, 0x517400,
0x007400, 0x007449, 0x007474, 0x004074, 0x000074, 0x4b0074, 0x740074, 0x740045,
0xb50000, 0xb56300, 0xb5b500, 0x7db500, 0x00b500, 0x00b571, 0x00b5b5, 0x0063b5,
0x0000b5, 0x7500b5, 0xb500b5, 0xb5006b, 0xff0000, 0xff8c00, 0xffff00, 0xb2ff00,
0x00ff00, 0x00ffa0, 0x00ffff, 0x008cff, 0x0000ff, 0xa500ff, 0xff00ff, 0xff0098,
0xff5959, 0xffb459, 0xffff71, 0xcfff60, 0x6fff6f, 0x65ffc9, 0x6dffff, 0x59b4ff,
0x5959ff, 0xc459ff, 0xff66ff, 0xff59bc, 0xff9c9c, 0xffd39c, 0xffff9c, 0xe2ff9c,
0x9cff9c, 0x9cffdb, 0x9cffff, 0x9cd3ff, 0x9c9cff, 0xdc9cff, 0xff9cff, 0xff94d3,
0x000000, 0x131313, 0x282828, 0x363636, 0x4d4d4d, 0x656565, 0x818181, 0x9f9f9f,
0xbcbcbc, 0xe2e2e2, 0xffffff
]
self.irc = self.nearest_hex_color(pixel_u32, self.RGB99)
def nearest_hex_color(self, pixel_u32, hex_colors):
rgb_colors = [hex_to_rgb(color) for color in hex_colors]
rgb_colors.sort(key=lambda rgb: color_distance_squared(hex_to_rgb(pixel_u32), rgb))
hex_color = rgb_to_hex(rgb_colors[0])
return hex_colors.index(hex_color)
class AnsiPixelPair:
def __init__(self, top, bottom):
self.top = top
self.bottom = bottom
class AnsiImage:
def __init__(self, image):
self.bitmap = [[rgb_to_hex(image.getpixel((x, y))) for x in range(image.size[0])] for y in range(image.size[1])]
if len(self.bitmap) % 2 != 0:
self.bitmap.append([0 for x in range(image.size[0])])
ansi_bitmap = [[AnsiPixel(y) for y in x] for x in self.bitmap]
ansi_canvas = list()
for two_rows in range(0, len(ansi_bitmap), 2):
top_row = ansi_bitmap[two_rows]
bottom_row = ansi_bitmap[two_rows+1]
ansi_row = list()
for i in range(len(self.bitmap[0])):
top_pixel = top_row[i]
bottom_pixel = bottom_row[i]
pixel_pair = AnsiPixelPair(top_pixel, bottom_pixel)
ansi_row.append(pixel_pair)
ansi_canvas.append(ansi_row)
self.image = image
self.halfblocks = ansi_canvas

23
scroll.py
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@ -2,6 +2,7 @@
# Scroll IRC Art Bot - Developed by acidvegas in Python (https://git.acid.vegas/scroll)
import asyncio
import io
import json
import random
import re
@ -10,7 +11,7 @@ import time
import urllib.request
class connection:
server = 'irc.server.com'
server = 'irc.network.com'
port = 6697
ipv6 = False
ssl = True
@ -75,7 +76,7 @@ class Bot():
self.last = time.time()
self.loops = dict()
self.playing = False
self.settings = {'flood':1, 'ignore':'big,birds,doc,gorf,hang,nazi,pokemon', 'lines':300, 'msg':0.03, 'results':25, 'paste':True}
self.settings = {'flood':1, 'ignore':'big,birds,doc,gorf,hang,nazi,pokemon', 'lines':500, 'msg':0.03, 'paste':True, 'png_width':80, 'results':25}
self.slow = False
self.reader = None
self.writer = None
@ -231,6 +232,15 @@ class Bot():
for dir in self.db:
await self.sendmsg(chan, '[{0}] {1}{2}'.format(color(str(list(self.db).index(dir)+1).zfill(2), pink), dir.ljust(10), color('('+str(len(self.db[dir]))+')', grey)))
await asyncio.sleep(self.settings['msg'])
elif args[1] == 'img' and len(args) == 3:
url = args[2]
if url.startswith('https://') or url.startswith('http://'):
content = urllib.request.urlopen(url).read()
ascii = await img2irc.convert(content, int(self.settings['png_width']))
if ascii:
for line in ascii:
await self.sendmsg(chan, line)
await asyncio.sleep(self.settings['msg'])
elif msg == '.ascii list':
await self.sendmsg(chan, underline + color('https://raw.githubusercontent.com/ircart/ircart/master/ircart/.list', light_blue))
elif msg == '.ascii random':
@ -275,7 +285,7 @@ class Bot():
setting = args[2]
option = args[3]
if setting in self.settings:
if setting in ('flood','lines','msg','results'):
if setting in ('flood','lines','msg','png_width','results'):
try:
option = float(option)
self.settings[setting] = option
@ -324,5 +334,8 @@ try:
import chardet
except ImportError:
raise SystemExit('missing required \'chardet\' library (https://pypi.org/project/chardet/)')
else:
asyncio.run(Bot().connect())
try:
import img2irc
except ImportError:
raise SystemExit('missing required \'img2irc\' file (https://github.com/ircart/scroll/blob/master/img2irc.py)')
asyncio.run(Bot().connect())