Open Bug 1028504 Opened 10 years ago Updated 2 years ago

firefox bmp to ico converter is not good, results in jagged edges especially

Categories

(Core :: Graphics: ImageLib, defect)

Product:
Core
Component:
Graphics: ImageLib
Version:
31 Branch
Platform:
x86
Windows XP
Type:
defect

Tracking

()

Status:
UNCONFIRMED

People

(Reporter: noitidart, Unassigned)

Details

User Agent: Mozilla/5.0 (Windows NT 5.1; rv:31.0) Gecko/20100101 Firefox/31.0 (Beta/Release)
Build ID: 20140616143923

Steps to reproduce:

Saved canvas to blob with bmp to ico conversion:
 canvas.toBlob(blobCallback(sizes[i]), "image/vnd.microsoft.icon", "-moz-parse-options:format=bmp;bpp=32");

But final result was very jagged. Compared it to js-ctypes bmp to ico conversion and it did not have this issue:

please see StackOverflow topic here: http://stackoverflow.com/questions/24255298/issue-with-reduced-quality-on-file-after-saving-converting-from-canvas
Component: Untriaged → ImageLib
Product: Firefox → Core
Severity: normal → S3
You need to log in before you can comment on or make changes to this bug.