1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef bim_TONE_DOWN_BG_SUPP_EM_H 18 #define bim_TONE_DOWN_BG_SUPP_EM_H 19 20 /* ---- includes ----------------------------------------------------------- */ 21 22 #include "b_BasicEm/Basic.h" 23 #include "b_TensorEm/Int16Rect.h" 24 #include "b_ImageEm/UInt8Image.h" 25 26 /* ---- related objects --------------------------------------------------- */ 27 28 /* ---- typedefs ----------------------------------------------------------- */ 29 30 /* ---- constants ---------------------------------------------------------- */ 31 32 /* ---- object definition -------------------------------------------------- */ 33 34 /* ---- associated objects ------------------------------------------------- */ 35 36 /* ---- external functions ------------------------------------------------- */ 37 38 /* ---- \ghd{ constructor/destructor } ------------------------------------- */ 39 40 /* ---- \ghd{ operators } -------------------------------------------------- */ 41 42 /* ---- \ghd{ query functions } -------------------------------------------- */ 43 44 /* ---- \ghd{ modify functions } ------------------------------------------- */ 45 46 /* ---- \ghd{ memory I/O } ------------------------------------------------- */ 47 48 /* ---- \ghd{ exec functions } --------------------------------------------- */ 49 50 /** computes the mean BG gray level outside of the rectangle */ 51 void bim_ToneDownBGSupp_BGGreyLevelOutside( struct bim_UInt8Image* imgA, 52 struct bts_Int16Rect* rectA, 53 int16 rectExpansionA, /* this is a remnant of the original c++ class */ 54 uint32* meanBGGrayLevelA ); /* was mistakenly converted to c */ 55 56 /** computes the mean BG gray level right on the rectangle contours */ 57 void bim_ToneDownBGSupp_BGGreyLevelContour( struct bim_UInt8Image* imgA, 58 struct bts_Int16Rect* rectA, 59 uint32* meanBGGrayLevelA ); 60 61 /** attenuates the image away from the rectangle boundary */ 62 void bim_ToneDownBGSupp_suppress( struct bim_UInt8Image* imgA, 63 struct bts_Int16Rect* rectA, 64 int16 rectShrinkageA, 65 int32 toneDownFactorA, /* bpb = [16.16] */ 66 int32 cutOffAccuracyA ); /* bpb = [16.16], put in 0 for highest accuracy */ 67 68 #endif /* bim_TONE_DOWN_BG_SUPP_EM_H */ 69 70