Image Processing Reference
In-Depth Information
Scratch removal may be
possible if cycle can
be identified
This frame needs some
serious repair.
Figure 34-3 Cyclic scratch and tear.
Scaling the Input Source
The scaling operation makes the image the correct size for the target output. If you have
been processing video for output on broadcast TV or DVD, this stage may not be relevant,
but it is important for getting your Web video into the right size and shape.
Some applications allow the scaling to take place in the client. If you decide to use
that approach then this step is not necessary. Better results are obtainable by applying
If you are really lucky, the
dust is well focussed.
Its more likely to be
like this though.
This is what it looks
like after scaling.
Figure 34-4 Sharp and blurred dust particles.
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