Gullanian wrote:
I don't think it would be possible for a FF extension
to lower image quality, you need an intermediatry server to send the
compressed files to the client.
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Firefox extensions are capable of saving to disk, so it should be
"possible"... But there is rarely any reason to compress images as they
are usually compressed well.
You're right about needing an intermediary to do it, but it can't
really be automated as image quality is subjective and changes could be
disastrous. Imagine reducing file size for a 256 color GIF that
illustrates a color pallete...
Images, audio, and video are bad subjects for automated recompression
unless it is lossless, which isn't common anyways (except for LZH &
ZIP (deflate, etc.)) and still takes too much CPU, especially at high
compression ratios.