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Cover cache: Resize covers larger than 600x800 in the cover cache to reduce memory consumption in the GUI

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Kovid Goyal 2010-06-12 21:21:09 -06:00
parent 7dbdf55b13
commit ac4c623c39
1 changed files with 7 additions and 2 deletions
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9
src/calibre/library/caches.py
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@ -10,14 +10,14 @@ import collections, glob, os, re, itertools, functools
from itertools import repeat from itertools import repeat
from datetime import timedelta from datetime import timedelta
from PyQt4.QtCore import QThread, QReadWriteLock from PyQt4.Qt import QThread, QReadWriteLock, QImage, Qt
from PyQt4.QtGui import QImage
from calibre.utils.config import tweaks from calibre.utils.config import tweaks
from calibre.utils.date import parse_date, now, UNDEFINED_DATE from calibre.utils.date import parse_date, now, UNDEFINED_DATE
from calibre.utils.search_query_parser import SearchQueryParser from calibre.utils.search_query_parser import SearchQueryParser
from calibre.utils.pyparsing import ParseException from calibre.utils.pyparsing import ParseException
from calibre.ebooks.metadata import title_sort from calibre.ebooks.metadata import title_sort
from calibre import fit_image
class CoverCache(QThread): class CoverCache(QThread):
@ -96,6 +96,11 @@ class CoverCache(QThread):
img.loadFromData(data) img.loadFromData(data)
if img.isNull(): if img.isNull():
continue continue
scaled, nwidth, nheight = fit_image(img.width(),
img.height(), 600, 800)
if scaled:
img = img.scaled(nwidth, nheight, Qt.KeepAspectRatio,
Qt.SmoothTransformation)
except: except:
continue continue
self.cache_lock.lockForWrite() self.cache_lock.lockForWrite()