jaseg/pixelterm
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Made a more sane png-metadata format

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jaseg 2013-04-07 13:15:09 +02:00
parent efbf9145c3
commit 97228be044
2 changed files with 17 additions and 21 deletions
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13
pixelterm.py
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@ -1,6 +1,6 @@
#!/usr/bin/env python
import os, sys, argparse, os.path
import os, sys, argparse, os.path, json
#NOTE: This script uses pygments for RGB->X256 conversion since pygments is
#readily available. If you do not like pygments (e.g. because it is large),
#you could patch in something like https://github.com/magarcia/python-x256
@ -87,12 +87,15 @@ if __name__ == '__main__':
print(f)
foo, _, _ = f.rpartition('.png')
output = os.path.join(args.output_dir, os.path.basename(foo)+'.pony')
metadata = '$$$\n' +\
'\n'.join([ k.upper()+': '+img.info[k] for k in sorted(img.info.keys()) if k != 'comment' ]) +\
'\n' + img.info.get('comment', '') +\
metadata = json.loads(img.info.get('pixelterm-metadata'))
comment = metadata['_comment']
del metadata['_comment']
metadataarea = '$$$\n' +\
'\n'.join([ '\n'.join([ k.upper() + ': ' + v for v in metadata[k] ]) for k in sorted(metadata.keys()) ]) +\
'\n' + comment +\
'\n$$$\n'
with open(output, 'w') as of:
of.write(metadata)
of.write(metadataarea)
of.write(termify_pixels(img))
else:
print(termify_pixels(img))

25
unpixelterm.py
View file

@ -1,6 +1,7 @@
#!/usr/bin/env python
import os, sys, argparse, os.path
import os, sys, argparse, os.path, json
from collections import defaultdict
#NOTE: This script uses pygments for X256->RGB conversion since pygments is
#readily available. If you do not like pygments (e.g. because it is large),
#you could patch in something like https://github.com/magarcia/python-x256
@ -38,23 +39,20 @@ def parse_escape_sequence(seq):
def unpixelterm(text):
lines = text.split('\n')
metadata = {}
metadata = defaultdict(list)
try:
first = lines.index('$$$')
second = lines[first+1:].index('$$$')
comment = []
d = {}
for l in lines[first+1:second+1]:
metadataarea = lines[first+1:second+1]
for i,l in enumerate(metadataarea):
parts = l.split(': ')
if len(parts) == 2:
k,v = parts
if k not in ['WIDTH', 'HEIGHT']:
d[k.lower()] = d.get(k.lower(), []) + [v]
metadata[k.lower()] += [v]
else:
comment.append(l)
if comment:
d['comment'] = d.get('comment', []) + ['\n'.join(comment)]
metadata.update(d)
metadata['_comment'] = '\n'.join(metadataarea[i:])
break
lines[first:] = lines[first+1+second+1:]
except:
pass
@ -118,13 +116,8 @@ if __name__ == '__main__':
if len(args.input) > 1:
print(f.name)
img, metadata = unpixelterm(f.read())
if args.verbose:
print('Metadata:')
pnginfo = PngImagePlugin.PngInfo()
for k, v in metadata.items():
if args.verbose:
print('{:15}: {}'.format(k, '/'.join(v)))
pnginfo.add_text(k, '/'.join(v))
pnginfo.add_text('pixelterm-metadata', json.dumps(metadata))
foo, _, _ = f.name.rpartition('.pony')
output = args.output or foo+'.png'
if args.output_dir: