odoo
/
odoo
2
0
Fork 0
Code Pull Requests Releases Activity

[FIX] tools: add support for transparency of PNG images 

Fixes #2569
Closes #6260
This commit is contained in:
Developer Team 2015-04-10 06:50:37 -05:00 committed by Nicolas Martinelli
parent 117238fcc1
commit bf0630e427
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
openerp/tools/image.py
View File

@ -129,9 +129,14 @@ def image_save_for_web(image, fp=None, format=None):
opt = dict(format=image.format or format)
if image.format == 'PNG':
opt.update(optimize=True)
alpha = False
if image.mode in ('RGBA', 'LA') or (image.mode == 'P' and 'transparency' in image.info):
alpha = image.convert('RGBA').split()[-1]
if image.mode != 'P':
# Floyd Steinberg dithering by default
image = image.convert('RGBA').convert('P', palette=Image.WEB, colors=256)
if alpha:
image.putalpha(alpha)
elif image.format == 'JPEG':
opt.update(optimize=True, quality=80)
if fp: