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Diffstat (limited to 'jni/feature_mos/src/mosaic/Interp.h')
-rw-r--r-- | jni/feature_mos/src/mosaic/Interp.h | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/jni/feature_mos/src/mosaic/Interp.h b/jni/feature_mos/src/mosaic/Interp.h deleted file mode 100644 index 19c4a40cb..000000000 --- a/jni/feature_mos/src/mosaic/Interp.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/////////////////////////////////////////////////////////// -// Interp.h -// $Id: Interp.h,v 1.2 2011/06/17 13:35:48 mbansal Exp $ - -#ifndef INTERP_H -#define INTERP_H - -#include "Pyramid.h" - -#define CTAPS 40 -static double ciTable[81] = { - 1, 0.998461, 0.993938, 0.98657, 0.9765, - 0.963867, 0.948813, 0.931477, 0.912, 0.890523, - 0.867188, 0.842133, 0.8155, 0.78743, 0.758062, - 0.727539, 0.696, 0.663586, 0.630437, 0.596695, - 0.5625, 0.527992, 0.493312, 0.458602, 0.424, - 0.389648, 0.355687, 0.322258, 0.2895, 0.257555, - 0.226562, 0.196664, 0.168, 0.140711, 0.114937, - 0.0908203, 0.0685, 0.0481172, 0.0298125, 0.0137266, - 0, -0.0118828, -0.0225625, -0.0320859, -0.0405, - -0.0478516, -0.0541875, -0.0595547, -0.064, -0.0675703, - -0.0703125, -0.0722734, -0.0735, -0.0740391, -0.0739375, - -0.0732422, -0.072, -0.0702578, -0.0680625, -0.0654609, - -0.0625, -0.0592266, -0.0556875, -0.0519297, -0.048, - -0.0439453, -0.0398125, -0.0356484, -0.0315, -0.0274141, - -0.0234375, -0.0196172, -0.016, -0.0126328, -0.0095625, - -0.00683594, -0.0045, -0.00260156, -0.0011875, -0.000304687, 0.0 -}; - -inline double ciCalc(PyramidShort *img, int xi, int yi, double xfrac, double yfrac) -{ - double tmpf[4]; - - // Interpolate using 16 points - ImageTypeShortBase *in = img->ptr[yi-1] + xi - 1; - int off = (int)(xfrac * CTAPS); - - tmpf[0] = in[0] * ciTable[off + 40]; - tmpf[0] += in[1] * ciTable[off]; - tmpf[0] += in[2] * ciTable[40 - off]; - tmpf[0] += in[3] * ciTable[80 - off]; - in += img->pitch; - tmpf[1] = in[0] * ciTable[off + 40]; - tmpf[1] += in[1] * ciTable[off]; - tmpf[1] += in[2] * ciTable[40 - off]; - tmpf[1] += in[3] * ciTable[80 - off]; - in += img->pitch; - tmpf[2] = in[0] * ciTable[off + 40]; - tmpf[2] += in[1] * ciTable[off]; - tmpf[2] += in[2] * ciTable[40 - off]; - tmpf[2] += in[3] * ciTable[80 - off]; - in += img->pitch; - tmpf[3] = in[0] * ciTable[off + 40]; - tmpf[3] += in[1] * ciTable[off]; - tmpf[3] += in[2] * ciTable[40 - off]; - tmpf[3] += in[3] * ciTable[80 - off]; - - // this is the final interpolation - off = (int)(yfrac * CTAPS); - return (ciTable[off + 40] * tmpf[0] + ciTable[off] * tmpf[1] + - ciTable[40 - off] * tmpf[2] + ciTable[80 - off] * tmpf[3]); -} - -#endif |