Cutlery/calibre
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This commit is contained in:
Kovid Goyal 2015-11-13 21:54:44 +05:30
parent 7905e70cdf
commit 4658a45c83
2 changed files with 3 additions and 3 deletions
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4
src/calibre/srv/content.py
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@ -107,7 +107,7 @@ def cover(ctx, rd, library_id, db, book_id, width=None, height=None):
buf = BytesIO() buf = BytesIO()
db.copy_cover_to(book_id, buf) db.copy_cover_to(book_id, buf)
quality = min(99, max(50, tweaks['content_server_thumbnail_compression_quality'])) quality = min(99, max(50, tweaks['content_server_thumbnail_compression_quality']))
data = scale_image(buf.getvalue(), width=width, height=height, compression_quality=quality) data = scale_image(buf.getvalue(), width=width, height=height, compression_quality=quality)[-1]
dest.write(data) dest.write(data)
return create_file_copy(ctx, rd, prefix, library_id, book_id, 'jpg', mtime, copy_func) return create_file_copy(ctx, rd, prefix, library_id, book_id, 'jpg', mtime, copy_func)
@ -212,7 +212,7 @@ def icon(ctx, rd, which):
img = image_from_data(idata) img = image_from_data(idata)
scaled, width, height = fit_image(img.width(), img.height(), sz, sz) scaled, width, height = fit_image(img.width(), img.height(), sz, sz)
if scaled: if scaled:
idata = scale_image(img, width, height, as_png=True) idata = scale_image(img, width, height, as_png=True)[-1]
try: try:
ans = share_open(cached, 'w+b') ans = share_open(cached, 'w+b')
except EnvironmentError: except EnvironmentError:

2
src/calibre/utils/img.py
View File

@ -46,6 +46,6 @@ def scale_image(data, width=60, height=80, compression_quality=70, as_png=False,
fmt = 'PNG' if as_png else 'JPEG' fmt = 'PNG' if as_png else 'JPEG'
if not img.save(buf, fmt, quality=compression_quality): if not img.save(buf, fmt, quality=compression_quality):
raise ValueError('Failed to export thumbnail image to: ' + fmt) raise ValueError('Failed to export thumbnail image to: ' + fmt)
return ba.data() return img.width(), img.height(), ba.data()