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Fix bug in handling of images that could causes errors.

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This commit is contained in:
Kovid Goyal 2007-10-26 23:34:45 +00:00
parent d0af243f96
commit 275b59a2e7
1 changed files with 5 additions and 3 deletions
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6
src/libprs500/ebooks/lrf/html/convert_from.py
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@ -70,11 +70,12 @@ def fit_image(width, height, pwidth, pheight):
corrf = pheight/float(height)
width, height = floor(corrf*width), pheight
if width > pwidth:
corrf = (pwidth)/float(width)
corrf = pwidth/float(width)
width, height = pwidth, floor(corrf*height)
if height > pheight:
corrf = pheight/float(height)
width, height = floor(corrf*width), pheight
return scaled, int(width), int(height)
@ -207,6 +208,7 @@ class HTMLConverter(object):
self.links = deque() #: <a href=...> elements
self.processed_files = []
self.extra_toc_entries = [] #: TOC entries gleaned from semantic information
self.image_memory = []
self.id_counter = 0
self.unused_target_blocks = [] #: Used to remove extra TextBlocks
self.link_level = 0 #: Current link level
@ -834,7 +836,6 @@ class HTMLConverter(object):
if fmt == 'JPG':
fmt = 'JPEG'
return fmt
original_path = path
if self.rotated_images.has_key(path):
path = self.rotated_images[path].name
@ -855,6 +856,7 @@ class HTMLConverter(object):
def scale_image(width, height):
pt = PersistentTemporaryFile(suffix='.'+encoding.lower())
self.image_memory.append(pt) # Neccessary, trust me ;-)
try:
im.resize((int(width), int(height)), PILImage.ANTIALIAS).save(pt, encoding)
pt.close()