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Fix #9286 (Paste cover fails in 0.7.48)

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This commit is contained in:
Kovid Goyal 2011-03-05 07:44:38 -07:00
parent 1bef93de39
commit dec2f6aa14
2 changed files with 12 additions and 3 deletions
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3
src/calibre/library/database2.py
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@ -37,7 +37,7 @@ from calibre.utils.config import prefs, tweaks, from_json, to_json
from calibre.utils.icu import sort_key from calibre.utils.icu import sort_key
from calibre.utils.search_query_parser import saved_searches, set_saved_searches from calibre.utils.search_query_parser import saved_searches, set_saved_searches
from calibre.ebooks import BOOK_EXTENSIONS, check_ebook_format from calibre.ebooks import BOOK_EXTENSIONS, check_ebook_format
from calibre.utils.magick.draw import minify_image, save_cover_data_to from calibre.utils.magick.draw import save_cover_data_to
from calibre.utils.recycle_bin import delete_file, delete_tree from calibre.utils.recycle_bin import delete_file, delete_tree
from calibre.utils.formatter_functions import load_user_template_functions from calibre.utils.formatter_functions import load_user_template_functions
@ -951,7 +951,6 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
if callable(getattr(data, 'read', None)): if callable(getattr(data, 'read', None)):
data = data.read() data = data.read()
try: try:
data = minify_image(data, tweaks['maximum_cover_size'])
save_cover_data_to(data, path) save_cover_data_to(data, path)
except (IOError, OSError): except (IOError, OSError):
time.sleep(0.2) time.sleep(0.2)

12
src/calibre/utils/magick/draw.py
View File

@ -47,7 +47,7 @@ def normalize_format_name(fmt):
return fmt return fmt
def save_cover_data_to(data, path, bgcolor='#ffffff', resize_to=None, def save_cover_data_to(data, path, bgcolor='#ffffff', resize_to=None,
return_data=False, compression_quality=90): return_data=False, compression_quality=90, minify_to=None):
''' '''
Saves image in data to path, in the format specified by the path Saves image in data to path, in the format specified by the path
extension. Removes any transparency. If there is no transparency and no extension. Removes any transparency. If there is no transparency and no
@ -60,6 +60,9 @@ def save_cover_data_to(data, path, bgcolor='#ffffff', resize_to=None,
compression (lossless). compression (lossless).
:param bgcolor: The color for transparent pixels. Must be specified in hex. :param bgcolor: The color for transparent pixels. Must be specified in hex.
:param resize_to: A tuple (width, height) or None for no resizing :param resize_to: A tuple (width, height) or None for no resizing
:param minify_to: A tuple (width, height) to specify target size. The image
will be resized to fit into this target size. If None the value from the
tweak is used.
''' '''
changed = False changed = False
@ -71,11 +74,18 @@ def save_cover_data_to(data, path, bgcolor='#ffffff', resize_to=None,
if resize_to is not None: if resize_to is not None:
img.size = (resize_to[0], resize_to[1]) img.size = (resize_to[0], resize_to[1])
changed = True changed = True
owidth, oheight = img.size
nwidth, nheight = tweaks['maximum_cover_size'] if minify_to is None else minify_to
scaled, nwidth, nheight = fit_image(owidth, oheight, nwidth, nheight)
if scaled:
img.size = (nwidth, nheight)
changed = True
if img.has_transparent_pixels(): if img.has_transparent_pixels():
canvas = create_canvas(img.size[0], img.size[1], bgcolor) canvas = create_canvas(img.size[0], img.size[1], bgcolor)
canvas.compose(img) canvas.compose(img)
img = canvas img = canvas
changed = True changed = True
if not changed: if not changed:
changed = fmt != orig_fmt changed = fmt != orig_fmt