Displaying 1 result from an estimated 1 matches for "_qdct".
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qdct
2011 Apr 05
0
quantize after fdct, _dequant table, and idct
...0 40 83 -74 72 -68 -35
-31 -33 37 48 -40 40 -28 -44
-21 -13 29 12 1 -3 11 -44
--- _dequant:
24 32 32 36 32 32 40 36
36 36 40 40 40 44 48 56
48 48 48 48 48 56 56 56
52 56 60 56 60 60 60 56
60 56 60 64 64 64 60 60
64 60 56 60 64 64 64 64
64 64 64 64 64 60 64 64
64 64 64 64 64 64 64 64
--- _qdct:
115 36 -39 -14 34 -14 4 -7
7 -3 -1 -3 5 0 0 0
3 -4 6 -1 -1 -1 -1 2
-3 4 0 -2 -1 -2 -1 2
0 1 -1 0 0 1 1 -1
0 -1 -1 -1 -1 1 -1 1
0 0 -1 1 -1 -1 0 -1
1 0 0 0 -1 -1 0 -1
So, _qdct[i][j] = _dct[i][j] / _dequant[i][j] ?
2) Second question - you are using:
24 20 20 20 20 16 24 20
20 20 28 24 2...