def check_for_masthead(self):
found = 'masthead' in self.oeb.guide
if not found:
from calibre.ebooks import generate_masthead
self.oeb.log.debug('No masthead found in manifest, generating default mastheadImage...')
raw = generate_masthead(unicode(self.oeb.metadata['title'][0]))
id, href = self.oeb.manifest.generate('masthead', 'masthead')
self.oeb.manifest.add(id, href, 'image/gif', data=raw)
self.oeb.guide.add('masthead', 'Masthead Image', href)
def check_for_masthead(self):
found = 'masthead' in self.oeb.guide
if not found:
from calibre.ebooks import generate_masthead
self.oeb.log.debug('No masthead found in manifest, generating default mastheadImage...')
raw = generate_masthead(unicode(self.oeb.metadata['title'][0]))
id, href = self.oeb.manifest.generate('masthead', 'masthead')
self.oeb.manifest.add(id, href, 'image/gif', data=raw)
self.oeb.guide.add('masthead', 'Masthead Image', href)
else:
self.oeb.log.debug('Using mastheadImage supplied in manifest...')
def add_resources(self, add_fonts):
oeb = self.oeb
oeb.logger.info('Serializing resources...')
index = 1
mh_href = None
if 'masthead' in oeb.guide and oeb.guide['masthead'].href:
mh_href = oeb.guide['masthead'].href
self.records.append(None)
index += 1
self.used_image_indices.add(0)
self.image_indices.add(0)
elif self.is_periodical:
# Generate a default masthead
data = generate_masthead(
unicode_type(self.oeb.metadata['title'][0]))
self.records.append(data)
self.used_image_indices.add(0)
self.image_indices.add(0)
index += 1
cover_href = self.cover_offset = self.thumbnail_offset = None
if (oeb.metadata.cover
and unicode_type(oeb.metadata.cover[0]) in oeb.manifest.ids):
cover_id = unicode_type(oeb.metadata.cover[0])
item = oeb.manifest.ids[cover_id]
cover_href = item.href
for item in self.oeb.manifest.values():
if item.media_type not in OEB_RASTER_IMAGES:
continue
if item.media_type.lower() == 'image/webp':
self.convert_webp(item)
try:
data = self.process_image(item.data)
except:
self.log.warn('Bad image file %r' % item.href)
continue
else:
if mh_href and item.href == mh_href:
self.records[0] = data
continue
self.image_indices.add(len(self.records))
self.records.append(data)
self.item_map[item.href] = index
self.mime_map[item.href] = 'image/%s' % what(None, data)
index += 1
if cover_href and item.href == cover_href:
self.cover_offset = self.item_map[item.href] - 1
self.used_image_indices.add(self.cover_offset)
try:
data = rescale_image(item.data,
dimen=MAX_THUMB_DIMEN,
maxsizeb=MAX_THUMB_SIZE)
except:
self.log.warn('Failed to generate thumbnail')
else:
self.image_indices.add(len(self.records))
self.records.append(data)
self.thumbnail_offset = index - 1
self.used_image_indices.add(self.thumbnail_offset)
index += 1
finally:
item.unload_data_from_memory()
if add_fonts:
for item in self.oeb.manifest.values():
if item.href and item.href.rpartition('.')[-1].lower() in {
'ttf', 'otf'
} and isinstance(item.data, bytes):
self.records.append(write_font_record(item.data))
self.item_map[item.href] = len(self.records)
self.has_fonts = True
def add_resources(self, add_fonts):
oeb = self.oeb
oeb.logger.info('Serializing resources...')
index = 1
mh_href = None
if 'masthead' in oeb.guide and oeb.guide['masthead'].href:
mh_href = oeb.guide['masthead'].href
self.records.append(None)
index += 1
self.used_image_indices.add(0)
self.image_indices.add(0)
elif self.is_periodical:
# Generate a default masthead
data = generate_masthead(unicode(self.oeb.metadata['title'][0]))
self.records.append(data)
self.used_image_indices.add(0)
self.image_indices.add(0)
index += 1
cover_href = self.cover_offset = self.thumbnail_offset = None
if (oeb.metadata.cover and
unicode(oeb.metadata.cover[0]) in oeb.manifest.ids):
cover_id = unicode(oeb.metadata.cover[0])
item = oeb.manifest.ids[cover_id]
cover_href = item.href
for item in self.oeb.manifest.values():
if item.media_type not in OEB_RASTER_IMAGES:
continue
try:
data = self.process_image(item.data)
except Exception,e:
self.log.warn('Bad image file %r : %s' % (item.href,str(e)))
continue
else:
if mh_href and item.href == mh_href:
self.records[0] = data
continue
self.image_indices.add(len(self.records))
self.records.append(data)
self.item_map[item.href] = index
self.mime_map[item.href] = 'image/%s'%what(None, data)
index += 1
if cover_href and item.href == cover_href:
self.cover_offset = self.item_map[item.href] - 1
self.used_image_indices.add(self.cover_offset)
try:
data = rescale_image(item.data, dimen=MAX_THUMB_DIMEN,
maxsizeb=MAX_THUMB_SIZE)
except:
self.log.warn('Failed to generate thumbnail')
else:
self.image_indices.add(len(self.records))
self.records.append(data)
self.thumbnail_offset = index - 1
self.used_image_indices.add(self.thumbnail_offset)
index += 1
finally:
def add_resources(self, add_fonts):
oeb = self.oeb
oeb.logger.info('Serializing resources...')
index = 1
mh_href = None
if 'masthead' in oeb.guide and oeb.guide['masthead'].href:
mh_href = oeb.guide['masthead'].href
self.records.append(None)
index += 1
self.used_image_indices.add(0)
self.image_indices.add(0)
elif self.is_periodical:
# Generate a default masthead
data = generate_masthead(unicode(self.oeb.metadata['title'][0]))
self.records.append(data)
self.used_image_indices.add(0)
self.image_indices.add(0)
index += 1
cover_href = self.cover_offset = self.thumbnail_offset = None
if (oeb.metadata.cover and
unicode(oeb.metadata.cover[0]) in oeb.manifest.ids):
cover_id = unicode(oeb.metadata.cover[0])
item = oeb.manifest.ids[cover_id]
cover_href = item.href
for item in self.oeb.manifest.values():
if item.media_type not in OEB_RASTER_IMAGES:
continue
try:
data = self.process_image(item.data)
except Exception,e:
self.log.warn('Bad image file %r : %s' % (item.href,str(e)))
continue
else:
if mh_href and item.href == mh_href:
self.records[0] = data
continue
self.image_indices.add(len(self.records))
self.records.append(data)
self.item_map[item.href] = index
self.mime_map[item.href] = 'image/%s'%what(None, data)
index += 1
if cover_href and item.href == cover_href:
self.cover_offset = self.item_map[item.href] - 1
self.used_image_indices.add(self.cover_offset)
try:
data = rescale_image(item.data, dimen=MAX_THUMB_DIMEN,
maxsizeb=MAX_THUMB_SIZE)
except:
self.log.warn('Failed to generate thumbnail')
else:
self.image_indices.add(len(self.records))
self.records.append(data)
self.thumbnail_offset = index - 1
self.used_image_indices.add(self.thumbnail_offset)
index += 1
finally: