Questions about the JPEG (`/ˈdʒeɪpɛɡ/ jay-peg`) file format. JPEG, seen most often with the `.jpg` extension, is a commonly used method of lossy compression for digital photography.

learn more… | top users | synonyms

14
votes
9answers
70k views

Facebook: Ways to preserve image quality of uploaded images?

After uploading an image, Facebook converts it to a new image. Their conversion process introduces artifacts and mottling to the magenta-ish parts of the image. Original image: Facebook's ...
0
votes
4answers
134 views

Which raster image format is better for digitally displaying images when there is no transparency; JPEG or PNG?

I'm trying to determine which format is better to use when there is no transparency in an image. More importantly though, I'm trying to figure out when it's better to use one over the other. From ...