背景法比较两种.pdf

#include stdafx.h #include cv.h #include highgui.h #include stdio.h #include stdlib.h #include ctype.h #include avg_background.h #include cv_yuv_codebook.h //VARIABLES for CODEBOOK METHOD: codeBook *cB; //This will be our linear model of the image, a vector //of lengh = height*width int maxMod[CHANNELS]; //Add these (possibly negative) number onto max // level when code_element determining if new pixel is foreground int minMod[CHANNELS]; //Subract these (possible negative) number from min //level code_element when determining if pixel is foreground unsigned cbBounds[CHANNELS]; //Code Book bounds for learning bool ch[CHANNELS]; //This sets what channels should be adjusted for background bounds int nChannels = CHANNELS; int imageLen = 0; uchar *pColor; //YUV pointer void help() { printf(\nLearn background and find foreground using simple average and average difference learning method:\n \nUSAGE:\n ch9_background startFrameCollection# endFrameCollection# [movie filename, else from camera]\n If from AVI, then optionally add HighAvg, LowAvg, HighCB_Y LowCB_Y HighCB_U LowCB_U HighCB_V LowCB_V\n\n ***Keep the focus on the video windows, NOT the consol***\n\n INTERACTIVE PARAMETERS:\n \tESC,q,Q - quit the program\n \th - print this help\n \tp - pause toggle\n \ts - single step\n \tr - run mode (single step off)\n === AVG PARAMS ===\n \t- - bump high threshold UP by 0.25\n \t= - bump high threshold DOWN by 0.25\n \t[ - bump low threshold UP by 0.25\n \t] - bump low threshold DOWN by 0.25\n === CODEBOOK PARAMS ===\n \ty,u,v- only adjust channel 0(y) or 1(u) or 2(v) respectively\n \ta - adjust all 3 channels at once\n \tb - adjust both 2 and 3 at once\n \ti,o