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Don't try to convert empty 2bpp files

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Also, make non-square images 1 tile wide
Minor path fixes and cleanup
This commit is contained in:
yenatch 2013-02-09 06:22:08 -05:00
parent 0b05325e07
commit e7762890aa
1 changed files with 9 additions and 6 deletions
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15
extras/gfx.py
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@ -1212,12 +1212,13 @@ def to_png(filein, fileout=None, pal_file=None, height=None, width=None):
Takes a planar 2bpp graphics file and converts it to png.
"""
if fileout == None: fileout = ''.join(filein.split('.')[:-1]) + '.png'
if fileout == None: fileout = '.'.join(filein.split('.')[:-1]) + '.png'
image = open(filein, 'rb').read()
if len(image) == 0: return 'empty image!'
# unless the pic is square, at least one dimension should be given
# unless the pic is square, at least one dimension should be given...
if height == None and width == None:
height = int(sqrt(len(image)*4))
@ -1227,7 +1228,11 @@ def to_png(filein, fileout=None, pal_file=None, height=None, width=None):
elif width == None: width = len(image)*4 / height
assert height * width == len(image)*4, 'Please specify dimensions for non-square image!'
# ...or it will become 1 tile wide
if height * width != len(image)*4:
height = len(image)*4 / 8
width = 8
# map it out
@ -1261,7 +1266,7 @@ def to_2bpp(filein, fileout=None, palout=None):
Takes a png and converts it to planar 2bpp.
"""
if fileout == None: fileout = ''.join(filein.split('.')[:-1]) + '.2bpp'
if fileout == None: fileout = '.'.join(filein.split('.')[:-1]) + '.2bpp'
with open(filein, 'rb') as file:
@ -1489,8 +1494,6 @@ if __name__ == "__main__":
to_2bpp(args.arg1, args.arg2)
#else:
else:
dump_trainer_pals()
## python gfx.py
#decompress_all()
#if debug: print 'decompressed known gfx to ../gfx/!'