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Module idct

Module idct 

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Fixed-point constants used by the baseline JPEG integer IDCT.

Constantsยง

CONST_BITS
Number of fractional bits in the integer IDCT constants.
FIX_0_298631336
Fixed-point integer approximation of 0.298631336.
FIX_0_390180644
Fixed-point integer approximation of 0.390180644.
FIX_0_541196100
Fixed-point integer approximation of 0.541196100.
FIX_0_765366865
Fixed-point integer approximation of 0.765366865.
FIX_0_899976223
Fixed-point integer approximation of 0.899976223.
FIX_1_175875602
Fixed-point integer approximation of 1.175875602.
FIX_1_501321110
Fixed-point integer approximation of 1.501321110.
FIX_1_847759065
Fixed-point integer approximation of 1.847759065.
FIX_1_961570560
Fixed-point integer approximation of 1.961570560.
FIX_2_053119869
Fixed-point integer approximation of 2.053119869.
FIX_2_562915447
Fixed-point integer approximation of 2.562915447.
FIX_3_072711026
Fixed-point integer approximation of 3.072711026.
PASS1_BITS
First-pass post-IDCT scaling bits.