misc: force RGBA thumbnails (#76146)

2023-04-03 15:01:10 +02:00 · 2023-04-03 15:01:10 +02:00 · 097969e58c
parent 9b3df25de9
commit 097969e58c
1 changed files with 1 additions and 1 deletions
--- a/wcs/qommon/misc.py
+++ b/wcs/qommon/misc.py
@ -770,7 +770,7 @@ def get_thumbnail(filepath, content_type=None):
            # on broken JPEG files.
            raise OSError
        image_thumb_fp = io.BytesIO()
-        image.convert('RGB').save(image_thumb_fp, 'PNG')
+        image.convert('RGBA').save(image_thumb_fp, 'PNG')
    except OSError:
        # failed to create thumbnail.
        raise ThumbnailError()