00001 /*!@file Envision/env_motion_channel.h */ 00002 00003 // //////////////////////////////////////////////////////////////////// // 00004 // The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2000-2005 // 00005 // by the University of Southern California (USC) and the iLab at USC. // 00006 // See http://iLab.usc.edu for information about this project. // 00007 // //////////////////////////////////////////////////////////////////// // 00008 // Major portions of the iLab Neuromorphic Vision Toolkit are protected // 00009 // under the U.S. patent ``Computation of Intrinsic Perceptual Saliency // 00010 // in Visual Environments, and Applications'' by Christof Koch and // 00011 // Laurent Itti, California Institute of Technology, 2001 (patent // 00012 // pending; application number 09/912,225 filed July 23, 2001; see // 00013 // http://pair.uspto.gov/cgi-bin/final/home.pl for current status). // 00014 // //////////////////////////////////////////////////////////////////// // 00015 // This file is part of the iLab Neuromorphic Vision C++ Toolkit. // 00016 // // 00017 // The iLab Neuromorphic Vision C++ Toolkit is free software; you can // 00018 // redistribute it and/or modify it under the terms of the GNU General // 00019 // Public License as published by the Free Software Foundation; either // 00020 // version 2 of the License, or (at your option) any later version. // 00021 // // 00022 // The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope // 00023 // that it will be useful, but WITHOUT ANY WARRANTY; without even the // 00024 // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR // 00025 // PURPOSE. See the GNU General Public License for more details. // 00026 // // 00027 // You should have received a copy of the GNU General Public License // 00028 // along with the iLab Neuromorphic Vision C++ Toolkit; if not, write // 00029 // to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, // 00030 // Boston, MA 02111-1307 USA. // 00031 // //////////////////////////////////////////////////////////////////// // 00032 // 00033 // Primary maintainer for this file: Rob Peters <rjpeters at usc dot edu> 00034 // $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Envision/env_motion_channel.h $ 00035 // $Id: env_motion_channel.h 8422 2007-05-23 19:20:28Z rjpeters $ 00036 // 00037 00038 #ifndef ENVISION_ENV_MOTION_CHANNEL_H_DEFINED 00039 #define ENVISION_ENV_MOTION_CHANNEL_H_DEFINED 00040 00041 #include "Envision/env_channel.h" 00042 #include "Envision/env_config.h" 00043 #include "Envision/env_pyr.h" 00044 #include "Envision/env_types.h" 00045 00046 struct env_dims; 00047 struct env_image; 00048 struct env_params; 00049 struct env_math; 00050 00051 #ifdef ENV_WITH_DYNAMIC_CHANNELS 00052 00053 // ###################################################################### 00054 //! A composite channel containing a set of direction channels 00055 struct env_motion_channel 00056 { 00057 struct env_pyr unshifted_prev; 00058 env_size_t num_directions; 00059 struct env_pyr* shifted_prev; 00060 }; 00061 00062 #ifdef __cplusplus 00063 extern "C" 00064 { 00065 #endif 00066 00067 void env_motion_channel_init(struct env_motion_channel* chan, 00068 const struct env_params* envp); 00069 00070 void env_motion_channel_destroy(struct env_motion_channel* chan); 00071 00072 /// env_motion_channel only requires luminosity input 00073 /** for efficiency, the motion channel takes ownership of the 00074 lowpass5 pyramid (rather than needing to make a copy of 00075 it), so that after this function the lowpass5 argument 00076 will point to an empty pyramid */ 00077 void env_motion_channel_input_and_consume_pyr( 00078 struct env_motion_channel* chan, 00079 const char* tagName, 00080 const struct env_params* envp, 00081 const struct env_math* imath, 00082 const struct env_dims inputdims, 00083 struct env_pyr* lowpass5, 00084 env_chan_status_func* status_func, 00085 void* status_userdata, 00086 struct env_image* result); 00087 00088 #ifdef __cplusplus 00089 } 00090 #endif 00091 00092 #endif // ENV_WITH_DYNAMIC_CHANNELS 00093 00094 // ###################################################################### 00095 /* So things look consistent in everyone's emacs... */ 00096 /* Local Variables: */ 00097 /* indent-tabs-mode: nil */ 00098 /* c-file-style: "linux" */ 00099 /* End: */ 00100 00101 #endif // ENVISION_ENV_MOTION_CHANNEL_H_DEFINED
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