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1 | /* |
2 | * motiondetect_internal.h | |
3 | * | |
4 | * Copyright (C) Georg Martius - February 2011 | |
5 | * georg dot martius at web dot de | |
6 | * Copyright (C) Alexey Osipov - Jule 2011 | |
7 | * simba at lerlan dot ru | |
8 | * speed optimizations (threshold, spiral, SSE, asm) | |
9 | * | |
10 | * This file is part of vid.stab video stabilization library | |
11 | * | |
12 | * vid.stab is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License, | |
14 | * as published by the Free Software Foundation; either version 2, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * vid.stab is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with GNU Make; see the file COPYING. If not, write to | |
24 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
25 | * | |
26 | */ | |
27 | ||
28 | #ifndef MOTIONDETECT_INTERNAL_H | |
29 | #define MOTIONDETECT_INTERNAL_H | |
30 | ||
31 | #include "motiondetect.h" | |
32 | ||
33 | /* type for a function that calculates the transformation of a certain field | |
34 | */ | |
35 | typedef LocalMotion (*calcFieldTransFunc)(VSMotionDetect*, VSMotionDetectFields*, | |
36 | const Field*, int); | |
37 | ||
38 | /* type for a function that calculates the contrast of a certain field | |
39 | */ | |
40 | typedef double (*contrastSubImgFunc)(VSMotionDetect*, const Field*); | |
41 | ||
42 | ||
43 | int initFields(VSMotionDetect* md, VSMotionDetectFields* fs, | |
44 | int fieldSize, int maxShift, int stepSize, short border, | |
45 | int spacing, double contrastThreshold ); | |
46 | ||
47 | double contrastSubImgPlanar(VSMotionDetect* md, const Field* field); | |
48 | double contrastSubImgPacked(VSMotionDetect* md, const Field* field); | |
49 | double contrastSubImg(unsigned char* const I, const Field* field, | |
50 | int width, int height, int bytesPerPixel); | |
51 | ||
52 | ||
53 | int cmp_contrast_idx(const void *ci1, const void* ci2); | |
54 | VSVector selectfields(VSMotionDetect* md, VSMotionDetectFields* fields, | |
55 | contrastSubImgFunc contrastfunc); | |
56 | ||
57 | LocalMotion calcFieldTransPlanar(VSMotionDetect* md, VSMotionDetectFields* fields, | |
58 | const Field* field, int fieldnum); | |
59 | LocalMotion calcFieldTransPacked(VSMotionDetect* md, VSMotionDetectFields* fields, | |
60 | const Field* field, int fieldnum); | |
61 | LocalMotions calcTransFields(VSMotionDetect* md, VSMotionDetectFields* fields, | |
62 | calcFieldTransFunc fieldfunc, | |
63 | contrastSubImgFunc contrastfunc); | |
64 | ||
65 | ||
66 | void drawFieldScanArea(VSMotionDetect* md, const LocalMotion* motion, int maxShift); | |
67 | void drawField(VSMotionDetect* md, const LocalMotion* motion, short box); | |
68 | void drawFieldTrans(VSMotionDetect* md, const LocalMotion* motion, int color); | |
69 | void drawBox(unsigned char* I, int width, int height, int bytesPerPixel, | |
70 | int x, int y, int sizex, int sizey, unsigned char color); | |
71 | void drawRectangle(unsigned char* I, int width, int height, int bytesPerPixel, | |
72 | int x, int y, int sizex, int sizey, unsigned char color); | |
73 | ||
74 | void drawLine(unsigned char* I, int width, int height, int bytesPerPixel, | |
75 | Vec* a, Vec* b, int thickness, unsigned char color); | |
76 | ||
77 | unsigned int compareSubImg_thr(unsigned char* const I1, unsigned char* const I2, | |
78 | const Field* field, int width1, int width2, int height, | |
79 | int bytesPerPixel, | |
80 | int d_x, int d_y, unsigned int threshold); | |
81 | ||
82 | #endif /* MOTIONDETECT_INTERNAL_H */ | |
83 | ||
84 | /* | |
85 | * Local variables: | |
86 | * c-file-style: "stroustrup" | |
87 | * c-file-offsets: ((case-label . *) (statement-case-intro . *)) | |
88 | * indent-tabs-mode: nil | |
89 | * c-basic-offset: 2 t | |
90 | * End: | |
91 | * | |
92 | * vim: expandtab shiftwidth=2: | |
93 | */ |