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This commit is contained in:
Kovid Goyal 2008-08-27 12:50:26 -07:00
parent 606f3a6dd1
commit 18d9e00938
1 changed files with 33 additions and 35 deletions
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68
src/calibre/ebooks/lrf/comic/convert_from.py
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@ -92,41 +92,36 @@ class PageProcessor(list):
def __call__(self): def __call__(self):
try: img = NewMagickWand()
img = NewMagickWand() if img < 0:
if img < 0: raise RuntimeError('Cannot create wand.')
if not MagickReadImage(img, self.path_to_page):
raise IOError('Failed to read image from: %'%self.path_to_page)
width = MagickGetImageWidth(img)
height = MagickGetImageHeight(img)
if self.num == 0: # First image so create a thumbnail from it
thumb = CloneMagickWand(img)
if thumb < 0:
raise RuntimeError('Cannot create wand.') raise RuntimeError('Cannot create wand.')
if not MagickReadImage(img, self.path_to_page): MagickThumbnailImage(thumb, 60, 80)
raise IOError('Failed to read image from: %'%self.path_to_page) MagickWriteImage(thumb, os.path.join(self.dest, 'thumbnail.png'))
width = MagickGetImageWidth(img) DestroyMagickWand(thumb)
height = MagickGetImageHeight(img)
if self.num == 0: # First image so create a thumbnail from it self.pages = [img]
thumb = CloneMagickWand(img) if self.num == 2:
if thumb < 0: raise Exception('asd')
if width > height:
if self.opts.landscape:
self.rotate = True
else:
split1, split2 = map(CloneMagickWand, (img, img))
if split1 < 0 or split2 < 0:
raise RuntimeError('Cannot create wand.') raise RuntimeError('Cannot create wand.')
MagickThumbnailImage(thumb, 60, 80) DestroyMagickWand(img)
MagickWriteImage(thumb, os.path.join(self.dest, 'thumbnail.png')) MagickCropImage(split1, (width/2)-1, height, 0, 0)
DestroyMagickWand(thumb) MagickCropImage(split2, (width/2)-1, height, width/2, 0 )
self.pages = [split2, split1] if self.opts.right2left else [split1, split2]
self.pages = [img] self.process_pages()
if width > height:
if self.opts.landscape:
self.rotate = True
else:
split1, split2 = map(CloneMagickWand, (img, img))
if split1 < 0 or split2 < 0:
raise RuntimeError('Cannot create wand.')
DestroyMagickWand(img)
MagickCropImage(split1, (width/2)-1, height, 0, 0)
MagickCropImage(split2, (width/2)-1, height, width/2, 0 )
self.pages = [split2, split1] if self.opts.right2left else [split1, split2]
self.process_pages()
except Exception, err:
print 'Failed to process page: %s'%os.path.basename(self.path_to_page)
print 'Error:', err
if self.opts.verbose:
traceback.print_exc()
def process_pages(self): def process_pages(self):
for i, wand in enumerate(self.pages): for i, wand in enumerate(self.pages):
@ -195,16 +190,19 @@ def process_page(path, dest, opts, num):
class Progress(object): class Progress(object):
def __init__(self, total, update): def __init__(self, total, update, verbose):
self.total = total self.total = total
self.update = update self.update = update
self.done = 0 self.done = 0
self.verbose = verbose
def __call__(self, job): def __call__(self, job):
self.done += 1 self.done += 1
msg = _('Rendered %s') if job.result else _('Failed %s') msg = _('Rendered %s') if job.result else _('Failed %s')
msg = msg%os.path.basename(job.args[0]) msg = msg%os.path.basename(job.args[0])
self.update(float(self.done)/self.total, msg) self.update(float(self.done)/self.total, msg)
if not job.result and self.verbose:
print job.traceback
def process_pages(pages, opts, update): def process_pages(pages, opts, update):
''' '''
@ -214,7 +212,7 @@ def process_pages(pages, opts, update):
raise RuntimeError('Failed to load ImageMagick') raise RuntimeError('Failed to load ImageMagick')
tdir = PersistentTemporaryDirectory('_comic2lrf_pp') tdir = PersistentTemporaryDirectory('_comic2lrf_pp')
notify = Progress(len(pages), update) notify = Progress(len(pages), update, opts.verbose)
server = Server() server = Server()
jobs = [] jobs = []
for i, path in enumerate(pages): for i, path in enumerate(pages):