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python-escpos
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Merge pull request #59 from zouppen/vertical-length-fix 

Support for images vertically longer than 256 pixels
This commit is contained in:
manpaz 2015-10-27 13:36:21 -07:00
parent ef84a5150f 3f6528da07
commit 4bb94c2662
1 changed files with 2 additions and 2 deletions
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4
escpos/escpos.py
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@ -41,7 +41,7 @@ class Escpos:
buffer = ""
self._raw(S_RASTER_N)
buffer = "%02X%02X%02X%02X" % (((size[0]/size[1])/8), 0, size[1], 0)
buffer = "%02X%02X%02X%02X" % (((size[0]/size[1])/8), 0, size[1]&0xff, size[1]>>8)
self._raw(buffer.decode('hex'))
buffer = ""
@ -68,7 +68,7 @@ class Escpos:
if im.size[0] > 512:
print ("WARNING: Image is wider than 512 and could be truncated at print time ")
if im.size[1] > 255:
if im.size[1] > 0xffff:
raise ImageSizeError()
im_border = self._check_image_size(im.size[0])