[Octave-bug-tracker] [bug #43505] build gm with quantum-depth=16 in mxe octave

[John Donoghue]

Follow-up Comment #36, bug #43505 (project octave):

Added to __magick_read__.cc


                for (octave_idx_type row = 0; row < nRows; row++)
                   {
                     const double grey = double (*img_fvec) / divisor;
+printf("gray %d %lf\n", (int)row, grey);
                     Magick::Color c (grey, grey, grey);
                     pix[GM_idx] = c;
                     img_fvec++


When running imwrite (uint8(0:255), "test.tif") :


>> imwrite (uint8(0:255), "test.tif")
gray 0 0.000000
gray 0 257.000000
gray 0 514.000000
gray 0 771.000000
gray 0 1028.000000
gray 0 1285.000000
gray 0 1542.000000
gray 0 1799.000000
gray 0 2056.000000
gray 0 2313.000000
gray 0 2570.000000
gray 0 2827.000000
gray 0 3084.000000
gray 0 3341.000000
gray 0 3598.000000
gray 0 3855.000000
gray 0 4112.000000
gray 0 4369.000000
gray 0 4626.000000
gray 0 4883.000000
gray 0 5140.000000
gray 0 5397.000000
gray 0 5654.000000
gray 0 5911.000000
gray 0 6168.000000
gray 0 6425.000000
gray 0 6682.000000
gray 0 6939.000000
gray 0 7196.000000
gray 0 7453.000000
gray 0 7710.000000
gray 0 7967.000000
gray 0 8224.000000
gray 0 8481.000000
gray 0 8738.000000
gray 0 8995.000000
gray 0 9252.000000
gray 0 9509.000000
gray 0 9766.000000
gray 0 10023.000000
gray 0 10280.000000
gray 0 10537.000000
gray 0 10794.000000
gray 0 11051.000000
gray 0 11308.000000
gray 0 11565.000000
gray 0 11822.000000
gray 0 12079.000000
gray 0 12336.000000
gray 0 12593.000000
gray 0 12850.000000
gray 0 13107.000000
gray 0 13364.000000
gray 0 13621.000000
gray 0 13878.000000
gray 0 14135.000000
gray 0 14392.000000
gray 0 14649.000000
gray 0 14906.000000
gray 0 15163.000000
gray 0 15420.000000
gray 0 15677.000000
gray 0 15934.000000
gray 0 16191.000000
gray 0 16448.000000
gray 0 16705.000000
gray 0 16962.000000
gray 0 17219.000000
gray 0 17476.000000
gray 0 17733.000000
gray 0 17990.000000
gray 0 18247.000000
gray 0 18504.000000
gray 0 18761.000000
gray 0 19018.000000
gray 0 19275.000000
gray 0 19532.000000
gray 0 19789.000000
gray 0 20046.000000
gray 0 20303.000000
gray 0 20560.000000
gray 0 20817.000000
gray 0 21074.000000
gray 0 21331.000000
gray 0 21588.000000
gray 0 21845.000000
gray 0 22102.000000
gray 0 22359.000000
gray 0 22616.000000
gray 0 22873.000000
gray 0 23130.000000
gray 0 23387.000000
gray 0 23644.000000
gray 0 23901.000000
gray 0 24158.000000
gray 0 24415.000000
gray 0 24672.000000
gray 0 24929.000000
gray 0 25186.000000
gray 0 25443.000000
gray 0 25700.000000
gray 0 25957.000000
gray 0 26214.000000
gray 0 26471.000000
gray 0 26728.000000
gray 0 26985.000000
gray 0 27242.000000
gray 0 27499.000000
gray 0 27756.000000
gray 0 28013.000000
gray 0 28270.000000
gray 0 28527.000000
gray 0 28784.000000
gray 0 29041.000000
gray 0 29298.000000
gray 0 29555.000000
gray 0 29812.000000
gray 0 30069.000000
gray 0 30326.000000
gray 0 30583.000000
gray 0 30840.000000
gray 0 31097.000000
gray 0 31354.000000
gray 0 31611.000000
gray 0 31868.000000
gray 0 32125.000000
gray 0 32382.000000
gray 0 32639.000000
gray 0 32896.000000
gray 0 33153.000000
gray 0 33410.000000
gray 0 33667.000000
gray 0 33924.000000
gray 0 34181.000000
gray 0 34438.000000
gray 0 34695.000000
gray 0 34952.000000
gray 0 35209.000000
gray 0 35466.000000
gray 0 35723.000000
gray 0 35980.000000
gray 0 36237.000000
gray 0 36494.000000
gray 0 36751.000000
gray 0 37008.000000
gray 0 37265.000000
gray 0 37522.000000
gray 0 37779.000000
gray 0 38036.000000
gray 0 38293.000000
gray 0 38550.000000
gray 0 38807.000000
gray 0 39064.000000
gray 0 39321.000000
gray 0 39578.000000
gray 0 39835.000000
gray 0 40092.000000
gray 0 40349.000000
gray 0 40606.000000
gray 0 40863.000000
gray 0 41120.000000
gray 0 41377.000000
gray 0 41634.000000
gray 0 41891.000000
gray 0 42148.000000
gray 0 42405.000000
gray 0 42662.000000
gray 0 42919.000000
gray 0 43176.000000
gray 0 43433.000000
gray 0 43690.000000
gray 0 43947.000000
gray 0 44204.000000
gray 0 44461.000000
gray 0 44718.000000
gray 0 44975.000000
gray 0 45232.000000
gray 0 45489.000000
gray 0 45746.000000
gray 0 46003.000000
gray 0 46260.000000
gray 0 46517.000000
gray 0 46774.000000
gray 0 47031.000000
gray 0 47288.000000
gray 0 47545.000000
gray 0 47802.000000
gray 0 48059.000000
gray 0 48316.000000
gray 0 48573.000000
gray 0 48830.000000
gray 0 49087.000000
gray 0 49344.000000
gray 0 49601.000000
gray 0 49858.000000
gray 0 50115.000000
gray 0 50372.000000
gray 0 50629.000000
gray 0 50886.000000
gray 0 51143.000000
gray 0 51400.000000
gray 0 51657.000000
gray 0 51914.000000
gray 0 52171.000000
gray 0 52428.000000
gray 0 52685.000000
gray 0 52942.000000
gray 0 53199.000000
gray 0 53456.000000
gray 0 53713.000000
gray 0 53970.000000
gray 0 54227.000000
gray 0 54484.000000
gray 0 54741.000000
gray 0 54998.000000
gray 0 55255.000000
gray 0 55512.000000
gray 0 55769.000000
gray 0 56026.000000
gray 0 56283.000000
gray 0 56540.000000
gray 0 56797.000000
gray 0 57054.000000
gray 0 57311.000000
gray 0 57568.000000
gray 0 57825.000000
gray 0 58082.000000
gray 0 58339.000000
gray 0 58596.000000
gray 0 58853.000000
gray 0 59110.000000
gray 0 59367.000000
gray 0 59624.000000
gray 0 59881.000000
gray 0 60138.000000
gray 0 60395.000000
gray 0 60652.000000
gray 0 60909.000000
gray 0 61166.000000
gray 0 61423.000000
gray 0 61680.000000
gray 0 61937.000000
gray 0 62194.000000
gray 0 62451.000000
gray 0 62708.000000
gray 0 62965.000000
gray 0 63222.000000
gray 0 63479.000000
gray 0 63736.000000
gray 0 63993.000000
gray 0 64250.000000
gray 0 64507.000000
gray 0 64764.000000
gray 0 65021.000000
gray 0 65278.000000
gray 0 65535.000000
>>



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