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[rainbowstream.git]
/
rainbowstream
/
pure_image.py
diff --git
a/rainbowstream/pure_image.py
b/rainbowstream/pure_image.py
index 11beaa57c490a993715d62db40722713e2aff1d4..f321797593cfe80c1e069665bb6ea6f599085071 100644
(file)
--- a/
rainbowstream/pure_image.py
+++ b/
rainbowstream/pure_image.py
@@
-5,6
+5,12
@@
from .config import *
import sys
import os
import sys
import os
+"""
+This file is borrowed from following gist:
+https://gist.github.com/MicahElliott/719710
+It's too slow in compare with C program.
+"""
+
CLUT = [ # color look-up table
# 8-bit, RGB hex
CLUT = [ # color look-up table
# 8-bit, RGB hex
@@
-310,25
+316,29
@@
def rgb2short(r, g, b):
return RGB2SHORT_DICT[rgb_to_hex(m)]
return RGB2SHORT_DICT[rgb_to_hex(m)]
-def image_to_display(path):
+def image_to_display(path, start=None, length=None):
+ rows, columns = os.popen('stty size', 'r').read().split()
+ if not start:
+ start = IMAGE_SHIFT
+ if not length:
+ length = int(columns) - 2 * start
i = Image.open(path)
i = i.convert('RGBA')
w, h = i.size
i.load()
i = Image.open(path)
i = i.convert('RGBA')
w, h = i.size
i.load()
- rows, columns = os.popen('stty size', 'r').read().split()
- width = min(w, int(columns) - 2 * IMAGE_SHIFT)
+ width = min(w, length)
height = int(float(h) * (float(width) / float(w)))
height //= 2
i = i.resize((width, height), Image.BICUBIC)
height = min(height, IMAGE_MAX_HEIGHT)
for y in xrange(height):
height = int(float(h) * (float(width) / float(w)))
height //= 2
i = i.resize((width, height), Image.BICUBIC)
height = min(height, IMAGE_MAX_HEIGHT)
for y in xrange(height):
- print ' ' * IMAGE_SHIFT,
+ sys.stdout.write(' ' * start)
for x in xrange(width):
p = i.getpixel((x, y))
r, g, b = p[:3]
pixel_print(rgb2short(r, g, b))
for x in xrange(width):
p = i.getpixel((x, y))
r, g, b = p[:3]
pixel_print(rgb2short(r, g, b))
- print ''
+ sys.stdout.write('\n')
if __name__ == '__main__':
image_to_display(sys.argv[1])
if __name__ == '__main__':
image_to_display(sys.argv[1])