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Kovid Goyal 2008-07-30 08:58:49 -07:00
parent fc5dbaab47
commit 57de47dbee
1 changed files with 18 additions and 1 deletions
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17
src/calibre/ebooks/lrf/comic/convert_from.py
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@ -36,11 +36,21 @@ PROFILES = {
} }
def extract_comic(path_to_comic_file): def extract_comic(path_to_comic_file):
'''
Un-archive the comic file.
'''
tdir = PersistentTemporaryDirectory(suffix='comic_extract') tdir = PersistentTemporaryDirectory(suffix='comic_extract')
extract(path_to_comic_file, tdir) extract(path_to_comic_file, tdir)
return tdir return tdir
def find_pages(dir, sort_on_mtime=False, verbose=False): def find_pages(dir, sort_on_mtime=False, verbose=False):
'''
Find valid comic pages in a previously un-archived comic.
:param dir: Directory in which extracted comic lives
:param sort_on_mtime: If True sort pages based on their last modified time.
Otherwise, sort alphabetically.
'''
extensions = ['jpeg', 'jpg', 'gif', 'png'] extensions = ['jpeg', 'jpg', 'gif', 'png']
pages = [] pages = []
for datum in os.walk(dir): for datum in os.walk(dir):
@ -62,6 +72,10 @@ def find_pages(dir, sort_on_mtime=False, verbose=False):
return pages return pages
class PageProcessor(list): class PageProcessor(list):
'''
Contains the actual image rendering logic. See :method:`__call__` and
:method:`process_pages`.
'''
def __init__(self, path_to_page, dest, opts, num): def __init__(self, path_to_page, dest, opts, num):
self.path_to_page = path_to_page self.path_to_page = path_to_page
@ -181,6 +195,9 @@ class Progress(object):
_('Rendered %s')%os.path.basename(req.callable.path_to_page)) _('Rendered %s')%os.path.basename(req.callable.path_to_page))
def process_pages(pages, opts, update): def process_pages(pages, opts, update):
'''
Render all identified comic pages.
'''
initialize() initialize()
try: try:
tdir = PersistentTemporaryDirectory('_comic2lrf_pp') tdir = PersistentTemporaryDirectory('_comic2lrf_pp')