#
# jpg.txt, 28 Jul 10

!fuzz 0.0000001

!msgpostfix Discrete cosine transform used by jpeg\n

!need all
0.298631336
0.390180644
0.541196100
0.765366865
0.899976223
1.175875602
1.501321110
1.847759065
1.961570560
2.053119869
2.562915447
3.072711026

!msgpostfix Inverse discrete cosine transform used by jpeg\n

!need all
0.211164243
0.509795579
0.601344887
0.720959822
0.765366865
0.850430095
0.899976223
1.061594337
1.272758580
1.451774981
1.847759065
2.172734803
2.562915447
3.624509785

# For float AA&N IDCT method, multipliers are equal to quantization
# coefficients scaled by scalefactor[row]*scalefactor[col], where
# scalefactor[0] = 1
# scalefactor[k] = cos(k*PI/16) * sqrt(2)    for k=1..7

!msgpostfix jpeg quantization scale factor table\n

!need all
1.387039845
1.306562965
1.175875602
#1.0
0.785694958
0.541196100
0.275899379


# Based on algorithm in: JPEG Still image compression Standard
# W.B. Pennebaker and J.L. Mitchell

!msgpostfix 2-D DCT dequantized coefficients used by jpeg\n

!need all
 1.414213562
 1.847759065
 1.082392200
-2.613125930
 
!fuzz 0.00001

!msgpostfix Convert between RGB and YCC color space\n

!need all

 0.29900
 0.58700
 0.11400
-0.16874
-0.33126
 0.50000
 0.50000
-0.41869
-0.08131


!msgpostfix Daubechies 9/7 wavelet filter used by JPEG-2000\n

!need all
-1.586134342
-0.052980118
 0.882911075
 0.443506852


!msgpostfix YCbCr to RGB conversion for JPEG\n

!need all
   1.40200
-179.456
-  0.34414
-  0.71414
 135.45984
   1.77200
-226.816


!msgpostfix RGB to YCbCr conversion for JPEG\n

!need all
   0.299
   0.587
   0.114
-  0.16874
-  0.33126
#   0.5
 128.0
#   0.5
-  0.41869
-  0.08131
 128.0


