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from [livejournal.com profile] sylys's journal. i know this sly fox must be cheating with photoshop or something

(no subject)

Date: 2005-03-12 08:35 pm (UTC)
From: [identity profile] vriad-lee.livejournal.com
i'm awfully wary of photoshop adjustments, although i know it's stupid as camera adjusts images automatically anyways. i sometimes use brightness/contrast balance (not automatic) to make tine changes in very dark pictures. i use .jpg, not raw, because i'm lazy and also because i don't want to 'make up' the picture myself, i want it to be as close to reality as possible, and by postprocessing time i could forget how everything looked at the time of shooting.
i don't see how rotation can affect picture quality

(no subject)

Date: 2005-03-12 09:35 pm (UTC)
From: [identity profile] sylys.livejournal.com
I understand, and share, your wariness very much.
The point to keep in mind is: To reveal the picture.
Not to make it lie.

(Rotation is one of the most quality damaging operation you
could imagine - except +/- 90° obviously. All the pixels
of the picture are impacted and interpolated. You can
try to rotate a picture 1° in a direction, then 1°
backward, and compare with your original picture,
all the fine details are killed =( )

(no subject)

Date: 2005-03-12 10:00 pm (UTC)
From: [identity profile] vriad-lee.livejournal.com
you're right about the rotation, i just checked that. thanks for the enlightenment, this is really an important thing to know

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