Yunqing Wang 8a9e4e8a61 Convert the transforms to integer forms.
Converted the forward and inverse transforms to integer forms.

Modify #define TEST_INT 1/0
in the code to call integer/float version of transforms.

The tests showed that average OVERALL PSNR loss was less than 0.1%.

Change-Id: I1dfa4eeab6412597e3b970ce299cf0e116a917e6
2012-10-30 15:56:20 -07:00
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