Cutlery/calibre
1
0
Fork 0
mirror of https://github.com/kovidgoyal/calibre.git synced 2025-07-09 03:04:10 -04:00
Code Issues Packages Projects Releases Wiki Activity

During Mobi generation convert image types other than GIF and JPEG.

Browse Source
This commit is contained in:
Marshall T. Vandegrift 2008-12-31 17:16:53 -05:00
parent cc0185ba92
commit c2cd135cf8
1 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/calibre/ebooks/mobi/writer.py
View File

@ -256,15 +256,21 @@ class MobiWriter(object):
self._text_nrecords = nrecords self._text_nrecords = nrecords
def _rescale_image(self, data, maxsizeb, dimen=None): def _rescale_image(self, data, maxsizeb, dimen=None):
image = Image.open(StringIO(data))
format = image.format
changed = False
if image.format not in ('JPEG', 'GIF'):
format = 'GIF'
changed = True
if dimen is not None: if dimen is not None:
image = Image.open(StringIO(data))
image.thumbnail(dimen, Image.ANTIALIAS) image.thumbnail(dimen, Image.ANTIALIAS)
changed = True
if changed:
data = StringIO() data = StringIO()
image.save(data, image.format) image.save(data, format)
data = data.getvalue() data = data.getvalue()
if len(data) < maxsizeb: if len(data) < maxsizeb:
return data return data
image = Image.open(StringIO(data))
for quality in xrange(95, -1, -1): for quality in xrange(95, -1, -1):
data = StringIO() data = StringIO()
image.save(data, 'JPEG', quality=quality) image.save(data, 'JPEG', quality=quality)