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JeVois Smart Embedded Machine Vision Toolkit Base Modules
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env_params.c
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1 /*!@file Envision/env_params.c */
2 
3 // //////////////////////////////////////////////////////////////////// //
4 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005 //
5 // by the University of Southern California (USC) and the iLab at USC. //
6 // See http://iLab.usc.edu for information about this project. //
7 // //////////////////////////////////////////////////////////////////// //
8 // Major portions of the iLab Neuromorphic Vision Toolkit are protected //
9 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
10 // in Visual Environments, and Applications'' by Christof Koch and //
11 // Laurent Itti, California Institute of Technology, 2001 (patent //
12 // pending; application number 09/912,225 filed July 23, 2001; see //
13 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status). //
14 // //////////////////////////////////////////////////////////////////// //
15 // This file is part of the iLab Neuromorphic Vision C++ Toolkit. //
16 // //
17 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can //
18 // redistribute it and/or modify it under the terms of the GNU General //
19 // Public License as published by the Free Software Foundation; either //
20 // version 2 of the License, or (at your option) any later version. //
21 // //
22 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope //
23 // that it will be useful, but WITHOUT ANY WARRANTY; without even the //
24 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //
25 // PURPOSE. See the GNU General Public License for more details. //
26 // //
27 // You should have received a copy of the GNU General Public License //
28 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write //
29 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, //
30 // Boston, MA 02111-1307 USA. //
31 // //////////////////////////////////////////////////////////////////// //
32 //
33 // Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu>
34 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Envision/env_params.c $
35 // $Id: env_params.c 9830 2008-06-18 18:50:22Z lior $
36 //
37 
39 
41 
42 // ######################################################################
44 {
46  envp->range_thresh = 0;
47  envp->scale_bits = 16; /// WAS 30;
48  envp->num_motion_directions = 4;
49  envp->motion_thresh = 0;
50  envp->flicker_thresh = 0;
51  envp->multiscale_flicker = 0;
52  envp->num_orientations = 4;
53  envp->cs_lev_min = 2;
54  envp->cs_lev_max = 4;
55  envp->cs_del_min = 3;
56  envp->cs_del_max = 4;
57  envp->output_map_level = 4;
58  envp->chan_i_weight = 255;
59  envp->chan_c_weight = 255;
60  envp->chan_o_weight = 255;
61  envp->chan_f_weight = 255;
62  envp->chan_m_weight = 255;
63 
64  envp->submapPreProc = 0;
65  envp->submapPostNormProc = 0;
66  envp->submapPostProc = 0;
67  envp->user_data_preproc = 0;
68  envp->user_data_postnorm = 0;
69  envp->user_data_postproc = 0;
70 }
71 
72 // ######################################################################
74 {
75  return (envp->cs_del_max - envp->cs_del_min + 1) * (envp->cs_lev_max - envp->cs_lev_min + 1);
76 }
77 
78 // ######################################################################
80 {
81  return (envp->cs_lev_max + envp->cs_del_max + 1);
82 }
83 
84 // ######################################################################
85 intg32 env_total_weight(const struct env_params* envp)
86 {
87  return
88  ((intg32) envp->chan_c_weight)
89  + ((intg32) envp->chan_i_weight)
90  + ((intg32) envp->chan_o_weight)
91  + ((intg32) envp->chan_f_weight)
92  + ((intg32) envp->chan_m_weight)
93  ;
94 }
95 
96 // ######################################################################
97 void env_params_validate(const struct env_params* envp)
98 {
100  ENV_ASSERT((envp->scale_bits+1) < (8*sizeof(intg32)));
101  ENV_ASSERT(envp->num_motion_directions <= 99);
102  ENV_ASSERT(envp->num_orientations <= 99);
103 
104  ENV_ASSERT(envp->cs_lev_max >= envp->cs_lev_min);
105  ENV_ASSERT(envp->cs_del_max >= envp->cs_del_min);
106 
107  ENV_ASSERT(env_total_weight(envp) > 0);
108 }
byte chan_i_weight
Definition: env_params.h:59
int(* submapPreProc)(const char *tagName, env_size_t clev, env_size_t slev, struct env_image *submap, const struct env_image *center, const struct env_image *surround, void *user_data)
Definition: env_params.h:65
env_size_t num_motion_directions
Definition: env_params.h:49
byte chan_m_weight
Definition: env_params.h:63
void * user_data_preproc
Definition: env_params.h:80
env_size_t scale_bits
Definition: env_params.h:48
env_size_t cs_lev_min
Definition: env_params.h:54
no max-normalization, but may change range
Definition: env_types.h:89
byte flicker_thresh
Definition: env_params.h:51
void * user_data_postnorm
Definition: env_params.h:81
env_size_t cs_del_min
Definition: env_params.h:56
intg32 env_total_weight(const struct env_params *envp)
Definition: env_params.c:85
byte chan_c_weight
Definition: env_params.h:60
env_size_t env_max_cs_index(const struct env_params *envp)
Definition: env_params.c:73
env_size_t cs_lev_max
Definition: env_params.h:55
void env_params_set_defaults(struct env_params *envp)
Definition: env_params.c:43
int(* submapPostProc)(const char *tagName, struct env_image *cmap, void *user_data)
Definition: env_params.h:77
unsigned long env_size_t
Definition: env_types.h:71
void env_params_validate(const struct env_params *envp)
Definition: env_params.c:97
env_size_t output_map_level
the pyramid level at which the feature map is taken
Definition: env_params.h:58
void * user_data_postproc
Definition: env_params.h:82
byte chan_o_weight
Definition: env_params.h:61
env_size_t env_max_pyr_depth(const struct env_params *envp)
Definition: env_params.c:79
env_size_t cs_del_max
Definition: env_params.h:57
ENV_INTG32_TYPE intg32
32-bit signed integer
Definition: env_types.h:52
int(* submapPostNormProc)(const char *tagName, env_size_t clev, env_size_t slev, struct env_image *submap, const struct env_image *center, const struct env_image *surround, void *user_data)
Definition: env_params.h:71
enum env_maxnorm_type maxnorm_type
Definition: env_params.h:46
env_size_t num_orientations
number of Gabor subchannels
Definition: env_params.h:53
byte multiscale_flicker
Definition: env_params.h:52
intg32 range_thresh
Definition: env_params.h:47
byte motion_thresh
Definition: env_params.h:50
#define ENV_ASSERT(expr)
Definition: env_log.h:63
byte chan_f_weight
Definition: env_params.h:62
non-iterative maxnorm
Definition: env_types.h:90