[Mp4-tech] Post Process (video) - Converting QCIF to CIF frames

[SHANMUGAVEL B]

Hi All,
I want to convert an yuv file which has frames of QCIF size(176x144) to CIF
size(352x288) and also the reverse way.
I want to do this without loss in quality. How can i do this. what is the
algo to follow.
Is this what is called as extrapolation.
Please help me with some kind of documentatation or description to start
with.
Thanks and regards,
Velu
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