C++ sf_leftsize函数代码示例

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本文整理汇总了C++中sf_leftsize函数的典型用法代码示例。如果您正苦于以下问题：C++ sf_leftsize函数的具体用法？C++ sf_leftsize怎么用？C++ sf_leftsize使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了sf_leftsize函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: main

int main(int argc, char* argv[])
{
    int n1, n2, i2;
    bool adj;
    float *pp, *qq;
    sf_file in=NULL, out=NULL;

    sf_init(argc,argv);

    in = sf_input("in");
    out = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);

    pp = sf_floatalloc(n1);
    qq = sf_floatalloc(n1);

    if (!sf_getbool("adj",&adj)) adj=false;
    /* if y, do adjoint integration */

    for (i2=0; i2 < n2; i2++) {
	sf_floatread(pp,n1,in);
	if (adj) {
	    sf_causint_lop (true,false,n1,n1,qq,pp);
	} else {
	    sf_causint_lop (false,false,n1,n1,pp,qq);
	}
	sf_floatwrite(qq,n1,out);
    }


    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:34，代码来源:Mcausint.c

示例2: main

int main(int argc, char* argv[])
{
    int n1, n2, i2, nw;
    float *trace=NULL;
    sf_bands spl;
    sf_file in=NULL, out=NULL;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);

    if (!sf_getint("nw",&nw)) sf_error("Need nw=");
    /* filter size */

    trace = sf_floatalloc(n1);
    spl = sf_spline_init(nw,n1);

    for (i2=0; i2 < n2; i2++) {
	sf_floatread(trace,n1,in);
	sf_banded_solve(spl,trace);
	sf_floatwrite(trace,n1,out);
    }

    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:28，代码来源:Msplinefilter.c

示例3: main

int main (int argc, char **argv)
{
    bool verb;                /* verbosity flag */
    bool adj;
    int nt;                   /* number of time samples */
    int nx;                   /* number of offsets */ 
    int nf1, nf2, nf;         /* number of filter size */
    int n3, i3;
    float *x, *y, *filt;      /* input and output */
    sf_file in, out, fil;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");
    fil = sf_input("filt");

    if (!sf_getbool("adj",&adj)) adj=true;
    /* if y, perform adjoint operation */

    if (!sf_getbool ("verb",&verb)) verb=false; /* verbosity flag */

    /* read input file parameters */
    if (!sf_histint(in,"n1",&nt)) sf_error("No n1= in input");
    if (!sf_histint(in,"n2",&nx)) sf_error("No n2= in input");
    n3 = sf_leftsize(in,2);

    if (!sf_histint(fil,"n1",&nf1)) sf_error("No nf1= in filt");
    if (!sf_histint(fil,"n2",&nf2)) sf_error("No nf2= in filt");
    if (!sf_histint(fil,"n3",&nf)) sf_error("No nf3= in filt");

    if (nt != nf1 || nx != nf2 ) sf_error("Nee n1==nf1 && n2==nf2");

    x = sf_floatalloc (nt*nx);
    y = sf_floatalloc (nt*nx);
    filt = sf_floatalloc (nt*nx*nf);

    for (i3=0; i3 < n3; i3++) {
	if(verb) sf_warning("i=%d of %d",i3+1,n3);

	sf_floatread(filt,nt*nx*nf,fil);

	matching_init(filt,nt,nx,nf);

	if (adj) {
	    sf_floatread(y,nt*nx,in);
	} else { /* modeling */
	    sf_floatread(x,nt*nx,in);
	}
    
	pmatching_lop (adj, false, nt*nx, nt*nx, x, y);
	
	if (adj) {
	    sf_floatwrite(x,nt*nx,out);
	} else { /* modeling */
	    sf_floatwrite(y,nt*nx,out);
	}
    }
    
    exit (0);
}

开发者ID:1014511134，项目名称:src，代码行数:60，代码来源:Mtestmatch.c

示例4: main

int main(int argc, char* argv[])
{
    int n1, n2, n3, i3;
    float **pp, **qq;
    sf_file in=NULL, out=NULL;

    sf_init(argc,argv);

    in = sf_input("in");
    out = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    if (!sf_histint(in,"n2",&n2)) sf_error("No n2= in input");
    n3 = sf_leftsize(in,2);

    pp = sf_floatalloc2(n1,n2);
    qq = sf_floatalloc2(n1,n2);

    for (i3=0; i3 < n3; i3++) {
	sf_floatread(pp[0],n1*n2,in);
	sf_sobel2(n1,n2,pp,qq);
	sf_floatwrite(qq[0],n1*n2,out);
    }


    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:27，代码来源:Mgrad2.c

示例5: main

int main(int argc, char* argv[])
{
    int j, k, n, n2, i3, n3, iter, niter;
    float **a, *e, **v, s2;
    sf_file mat, val, eig;

    sf_init(argc,argv);
    mat = sf_input("in");
    val = sf_output("out");

    if (SF_FLOAT != sf_gettype(mat)) sf_error("Need float input");
    if (!sf_histint(mat,"n1",&n)) sf_error("No n1= in input");
    if (!sf_histint(mat,"n2",&n2) || n2 != n) sf_error("Need n1=n2 in input");
    n3 = sf_leftsize(mat,2);

    sf_putint(val,"n2",1);

    if (!sf_getint("niter",&niter)) niter=10;

    a = sf_floatalloc2(n,n);
    e = sf_floatalloc(n);

    if (NULL != sf_getstring("eig")) {
	eig = sf_output("eig"); /* eigenvectors */
	v = sf_floatalloc2(n,n);
	for (j=0; j < n; j++) {
	    for (k=0; k < n; k++) {
		v[j][k] = (j==k)? 1.0:0.0;
	    }
	}
    } else {
	eig = NULL;
	v = NULL;
    }

    jacobi_init(n);

    for (i3=0; i3 < n3; i3++) {
	sf_floatread(a[0],n*n,mat);
	
	for (iter=0; iter < niter; iter++) {
	    s2 = 0.;
	    for (j=0; j < n-1; j++) {
		for (k=j+1; k < n; k++) {
		    s2 += jacobi(a,j,k,v);
		}
	    }
	    sf_warning("iter=%d s2=%g",iter+1,s2);
	}

	for (j=0; j < n; j++) {
	    e[j]=a[j][j];
	}

	sf_floatwrite(e,n, val);
	if (NULL != v) 	sf_floatwrite(v[0],n*n, eig);
    }

    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:60，代码来源:Mjacobi.c

示例6: main

int main(int argc, char* argv[])
{
    int n1, n2, box1,box2,klo1,khi1,klo2,khi2,kmid1,kmid2;
    float  **dat,**nsum,**neg,sumA;
    sf_file in, out; /* Input and output files */

    /* Initialize RSF */
    sf_init(argc,argv);
    /* standard input */
    in  = sf_input("in");
    /* standard output */
    out = sf_output("out");

    /* check that the input is float */
    if (SF_FLOAT != sf_gettype(in)) 
	sf_error("Need float input");

    /* n1 is the fastest dimension (trace length) */
    if (!sf_histint(in,"n1",&n1)) 
	sf_error("No n1= in input");
    /* leftsize gets n2*n3*n4*... (the number of traces) */
    n2 = sf_leftsize(in,1);

    /* parameter from the command line (i.e. box1=50 box2=50 ) */
    if (!sf_getfloat("box1",&box1)) sf_error("Need box1=");
    if (!sf_getfloat("box2",&box2)) sf_error("Nedd box2=");

    /* allocate floating point array */
    dat= sf_floatalloc2 (n1,n2);
	
    /* initialise the size of the searching box*/
    klo1=0;
    khi1=box1;
    klo2=0;
    khi2=box2;

    

    for (int klo1=0, int khi1=box1; khi1<=xmax; ++klo1,++khi1)
	
    /* loop over traces */
    for (i2=0; i2 < n2; i2++) {

	/* read a trace */
	sf_floatread(trace,n1,in);

	/* loop over samples */
	for (i1=0; i1 < n1; i1++) {
	    if      (trace[i1] >  clip) trace[i1]= clip;
	    else if (trace[i1] < -clip) trace[i1]=-clip;
	}

	/* write a trace */
	sf_floatwrite(trace,n1,out);
    }


    exit(0);
}

开发者ID:psava，项目名称:cwp12，代码行数:59，代码来源:negentrophy.c

示例7: main

int main(int argc, char* argv[])
{
    bool adj, verb;
    int n1, n2, n12, n3, i3, order, ns;
    float *input, *smooth, **slope, eps;
    sf_file in, out, dip;

    sf_init(argc,argv);
    in = sf_input("in");
    dip = sf_input("dip");
    out = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    if (!sf_histint(in,"n2",&n2)) sf_error("No n2= in input");
    n3 = sf_leftsize(in,2);
    n12 = n1*n2;

    if (!sf_getbool("verb",&verb)) verb=false;
    /* verbosity flag */

    if (!sf_getint("ns",&ns)) ns=0;
    /* smoothing radius */

    if (!sf_getbool("adj",&adj)) adj=false;
    /* adjoint flag */

    if (!sf_getfloat("eps",&eps)) eps=0.01;
    /* regularization */

    if (!sf_getint("order",&order)) order=1;
    /* accuracy order */	

    input = sf_floatalloc(n12);
    smooth = sf_floatalloc(n12);
    slope = sf_floatalloc2(n1,n2);

    pwsmooth_init(ns, n1, n2, order, eps);

    for (i3=0; i3 < n3; i3++) {
	if (verb) sf_warning("slice %d of %d;",i3+1,n3);

	sf_floatread(input,n12,in);
	sf_floatread(slope[0],n12,dip);

	pwsmooth_set(slope);

	if (adj) {
	    pwsmooth_lop(true,false,n12,n12,smooth,input);
	} else {
	    pwsmooth_lop(false,false,n12,n12,input,smooth);
	}

	sf_floatwrite(smooth,n12,out);
    }
    if (verb) sf_warning(".");

    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:58，代码来源:Mpwsmooth.c

示例8: main

int main(int argc, char* argv[])
{
    int n1, n2, i2, i, j;
    float *data, sigma, rand, thresh, thresh2;
    sf_file in, out;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);

    if (!sf_getfloat("sigma",&sigma)) sigma=1.;
    /* noise magnitude */

    if (!sf_getfloat("thresh",&thresh)) thresh=0.93;
    /* noise threshold */

    if (!sf_getfloat("thresh2",&thresh2)) thresh2=0.4;
    /* noise threshold */

    data = sf_floatalloc(n1);

    for (i2=0; i2 < n2; i2++) {
	sf_floatread(data,n1,in);

	random_init (121794);
	
	for (i=0; i < n1; i++) {
	    data[i] += (random0()-0.5)*0.001;
	}
	
	random_init (121094);

	i=0;
	while (i < n1) {
	    rand = random0();
	    if (rand < thresh) { /* no noise */
		i++;
	    } else { 
		for (j=i; j < n1; j++) {
		    rand = random0();
		    data[j] += sigma*rand;
	
		    rand = random0();
		    if (rand < thresh2) break;
		}
		i = j + 1;
	    }
	}
	
	sf_floatwrite(data,n1,out);
    }


    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:58，代码来源:Mburstnoise.c

示例9: main

int main(int argc, char* argv[])
{
    bool single;
    int n1, i2, n2, nf, nc;
    sf_complex *trace, *a;
    sf_file in, out;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");

    if (SF_COMPLEX != sf_gettype(in)) sf_error("Need complex input");
    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");

    if (!sf_getbool("single",&single)) single=true;
    /* single channel or multichannel */

    if (single) {
	nc = 1;
	n2 = sf_leftsize(in,1);
    } else {
	if (!sf_histint(in,"n2",&nc)) nc=1;
	n2 = sf_leftsize(in,2);
	sf_putint(out,"n2",1);
    }

    if (!sf_getint("nf",&nf)) sf_error("Need nf=");
    /* filter length */
    sf_putint(out,"n1",nf);

    cburg_init(n1,nc,nf);

    trace = sf_complexalloc(n1*nc);
    a = sf_complexalloc(nf);

    for (i2=0; i2 < n2; i2++) {
	sf_complexread(trace,n1*nc,in);

	cburg_apply(trace,a);

	sf_complexwrite(a,nf,out);
    }

    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:45，代码来源:Mcpef.c

示例10: main

int main(int argc, char *argv[])
{
	int i1,i2,i3,n1,n11,n2,n22,n3,n33;
	float *tracein,*ref,thr;
	sf_file in=NULL, simi=NULL, out=NULL;
    	sf_init(argc,argv);
    	in = sf_input("in");
    	out = sf_output("out");	
	simi=sf_input("similarity");

	if(!sf_histint(in,"n1",&n1)) sf_error("No n1 in input");
	if(!sf_histint(in,"n2",&n2)) sf_error("No n2 in input");
	n3=sf_leftsize(in,2);	
	if(!sf_histint(simi,"n1",&n11)) sf_error("No n1 in input");
	if(!sf_histint(simi,"n2",&n22)) sf_error("No n2 in input");
	n33=sf_leftsize(simi,2);	
	if(n1!=n11 || n2!=n22 || n3!=n33) sf_error("Dimension dismatch");

	tracein=sf_floatalloc(n1);
	ref=sf_floatalloc(n1);

    	if (!sf_getfloat("thr",&thr)) sf_error("Need thr=");
    	/* thresholding level */ 

	for(i3=0;i3<n3;i3++)
	{
	   for(i2=0;i2<n2;i2++)
		{

		sf_floatread(tracein,n1,in);
		sf_floatread(ref,n1,simi);
		for(i1=0;i1<n1;i1++)
			{
				if(ref[i1] < thr)
				tracein[i1] = 0;
				else
				tracein[i1]=tracein[i1];
			}
		sf_floatwrite(tracein,n1,out);
		}
	}

	exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:44，代码来源:Msimidenoise.c

示例11: main

int main(int argc, char* argv[])
{
    int nx, nf, i2, n2, lag, niter;
    bool single, verb;
    float eps;
    sf_complex *xx, *yy, *ff;
    sf_file in, out, filt;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");
    filt = sf_input("filt");

    if (SF_COMPLEX != sf_gettype(in) ||
	SF_COMPLEX != sf_gettype(filt)) sf_error("Need float input");
    if (!sf_histint(in,"n1",&nx)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);

    if (!sf_histint(filt,"n1",&nf)) sf_error("No n1= in filtin");

    xx = sf_complexalloc(nx);
    ff = sf_complexalloc(nf);

    if (!sf_getbool("single",&single)) single=true;
    /* single channel or multichannel */

    if (!sf_getint("lag",&lag)) lag=1;
    /* lag for internal convolution */

    yy = sf_complexalloc(nx);

    if (!sf_getfloat("eps",&eps)) eps=1.0f;
    /* regularizion parameter */

    if (!sf_getint("niter",&niter)) niter=100;
    /* number of iterations */

    if (!sf_getbool("verb",&verb)) verb=false;
    /* verbosity flag */

    if (!single) sf_complexread (ff,nf,filt);

    for (i2=0; i2 < n2; i2++) {
        if (single) sf_complexread (ff,nf,filt);
        sf_complexread (xx,nx,in);

	cicai1_init(nf,ff,lag);

	sf_csolver_reg(sf_ccopy_lop,sf_ccgstep,cicai1_lop,nx,nx,nx,yy,xx,niter,eps,"verb",verb,"end");
	sf_ccgstep_close();
	
	sf_complexwrite (yy,nx,out);
    }
    
    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:56，代码来源:Mproj.c

示例12: main

int main (int argc, char *argv[])
{
    int ir, nr, n1,n2, m1, m2, n12, nw, n3;
    float *u1, *u2, *p1, *p2;
    sf_file in, out, ang;
    omni2 ap;

    sf_init(argc,argv);
    in = sf_input ("in");
    ang = sf_input ("dip");
    out = sf_output ("out");

    if (SF_FLOAT != sf_gettype(in) ||
	SF_FLOAT != sf_gettype(ang)) sf_error("Need float type");

    if (!sf_histint(in,"n1",&n1)) sf_error("Need n1= in input");
    if (!sf_histint(in,"n2",&n2)) n2=1;
    n12 = n1*n2;
    nr = sf_leftsize(in,2);
    
    if (!sf_histint(ang,"n1",&m1) || m1 != n1) 
	sf_error("Need n1=%d in dip",n1);
    if (1 != n2 && (!sf_histint(ang,"n2",&m2) || m2 != n2)) 
	sf_error("Need n2=%d in dip",n2);
    if (!sf_histint(ang,"n3",&n3) || 2 != n3)
	sf_error("Need n3=2 in dip");
    
    if (!sf_getint("order",&nw)) nw=1;
    /* accuracy */

    u1 = sf_floatalloc(n12);
    u2 = sf_floatalloc(n12);
    p1 = sf_floatalloc(n12);
    p2 = sf_floatalloc(n12);

    for (ir=0; ir < nr; ir++) {
	/* read dip */

	sf_floatread(p1,n12,ang);
	sf_floatread(p2,n12,ang);
	
	/* read data */
	sf_floatread(u1,n12,in);
		
	ap = opwd2_init (nw,n1,n2,p1,p2);
		
	/* apply */
	opwd21(false, false, ap, u1, u2);
		
	/* write out */
	sf_floatwrite(u2,n12,out);
    }
	        
    exit (0);
}

开发者ID:1014511134，项目名称:src，代码行数:55，代码来源:Mopwd2.c

示例13: main

int main(int argc, char* argv[])
{
	int i3, n3, ix, nx, iz, nz;
	int nx2, nz2, scalex, scalez;
	float dx, dz;
	float **a, **b;
	sf_file in, out;

	sf_init(argc, argv);

	in=sf_input("in");
	out=sf_output("out");

	if(!sf_getint("scalex", &scalex)) sf_error("Need scalex=");
	if(!sf_getint("scalez", &scalez)) sf_error("Need scalez=");

	if(!sf_histint(in, "n1", &nz)) sf_error("No n1= in input");
	if(!sf_histfloat(in, "d1", &dz)) sf_error("No d1= in input");
	if(!sf_histint(in, "n2", &nx)) sf_error("No n2= in input");
	if(!sf_histfloat(in, "d2", &dx)) sf_error("No d2= in input");

	nx2=(nx-1)*scalex+1;
	nz2=(nz-1)*scalez+1;
	n3=sf_leftsize(in, 2);

	sf_putint(out, "n1", nz2);
	sf_putfloat(out, "d1", dz/scalez);
	sf_putint(out, "n2", nx2);
	sf_putfloat(out, "d2", dx/scalex);

	a=sf_floatalloc2(nz, nx);
	b=sf_floatalloc2(nz2, nx2);

	for (i3=0; i3<n3; i3++){
		sf_floatread(a[0], nz*nx, in);

#pragma omp parallel for private(ix, iz)
		for(ix=0; ix<nx2; ix++){
			for(iz=0; iz<nz2; iz++){
				b[ix][iz]=0.;
			}
		}

#pragma omp parallel for private(ix, iz)
		for(ix=0; ix<nx; ix++){
			for(iz=0; iz<nz; iz++){
				b[ix*scalex][iz*scalez]=a[ix][iz];
			}
		}

		sf_floatwrite(b[0], nz2*nx2, out);
	}

	exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:55，代码来源:Mpadzero.c

示例14: main

int main(int argc, char*argv[])
{
	sf_file in, out;
	int nf, n1, n2, n3, m, n;
	int i3;
	float **wav, ****fb;
	char *interp;

	sf_init(argc, argv);

	in  = sf_input("in");
	out = sf_output("out");

	if (SF_FLOAT != sf_gettype(in)) sf_error("Need float type");

	if (!sf_histint(in, "n1", &n1)) sf_error("No n1= in input");
	if (!sf_histint(in, "n2", &n2)) sf_error("No n2= in input");
	n3 = sf_leftsize(in, 2);

	sf_shiftdim2(in,out,2);

	if(!sf_getint("m", &m)) m=1;
	/* b[-m, ... ,n] */
	if(!sf_getint("n", &n)) n=1;
	/* b[-m, ... ,n] */
	if ((interp=sf_getstring("interp"))==NULL) interp="maxflat";
	/* interpolation method: maxflat lagrange bspline */

	nf = m+n+1;

	wav = sf_floatalloc2(n1,n2);
	fb  = sf_floatalloc4(n1, n2, nf, nf);

	sf_putint(out, "n3", nf);
	sf_putint(out, "n4", nf);
	sf_putfloat(out, "o3", 0);
	sf_putfloat(out, "d3", 1);
	sf_putfloat(out, "o4", 0);
	sf_putfloat(out, "d4", 1);


	fbank_init(m, n, interp);


	for(i3=0; i3<n3; i3++)
	{
		sf_floatread(wav[0], n1*n2, in);
		fbank2(n1, n2, wav, fb);
		sf_floatwrite(fb[0][0][0], n1*n2*nf*nf, out);
	}

	fbank_close();
	return 0;
}

开发者ID:1014511134，项目名称:src，代码行数:54，代码来源:Mfbank2.c

示例15: main

int main(int argc, char* argv[])
{
    int nx, nf, ny, i2, n2, lag;
    bool each, trans;
    float *xx, *yy, *ff;
    sf_file in, out, filt;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");
    filt = sf_input("filt");

    if (SF_FLOAT != sf_gettype(in) ||
	SF_FLOAT != sf_gettype(filt)) sf_error("Need float input");
    if (!sf_histint(in,"n1",&nx)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);

    if (!sf_histint(filt,"n1",&nf)) sf_error("No n1= in filtin");

    xx = sf_floatalloc(nx);
    ff = sf_floatalloc(nf);

    if (!sf_getbool("trans",&trans)) trans=false;
    /* if y, transient convolution; if n, internal */
    if (!sf_getbool("each",&each)) each=false;
    /* if y, new filter for each trace */
    if (!sf_getint("lag",&lag)) lag=1;
    /* lag for internal convolution */

    ny = trans? (nx+nf-1)*(nx+nf-1): nx;
    yy = sf_floatalloc(ny);
    if (trans){
        sf_putint(out,"n1",nx+nf-1);
        sf_putint(out,"n2",nx+nf-1);
    }

    if (!each) sf_floatread (ff,nf,filt);

    for (i2=0; i2 < n2; i2++) {
        if (each) sf_floatread (ff,nf,filt);
        sf_floatread (xx,nx,in);
        if (trans) {
	    tcai1_ns_init(nf,ff);
	    tcai1_ns_lop (false, false,nx,ny,xx,yy);
	} else {
	    icai1_init(nf,ff,lag);
	    icai1_lop (false, false,nx,ny,xx,yy);
	}
	sf_floatwrite (yy,ny,out);
    }

    exit(0);
}

开发者ID:fernandovr89，项目名称:fvillanu，代码行数:53，代码来源:Mtnsconv.c

示例16: main

int main(int argc, char* argv[])
{
    int n1, i1, n2, i2, na, tempna, ia, niter, center=0;
    float *data;
    sf_filter aa;
    sf_file in, out;

    sf_init(argc,argv);
    in = sf_input("in");
    out = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);
    
    if (!sf_getint("na",&na)) na=3; 
    /* PEF length */
    na--;

    if (!sf_getint("niter",&niter)) niter=10;
    /* number of iterations */

    data = sf_floatalloc(n1);
    aa = sf_allocatehelix(na);
    tempna = na;

    for (i2=0; i2 < n2; i2++) {
	sf_floatread(data,n1,in);
	
	aa->flt[0]=-2;
	aa->flt[1]=1;
	
	for (ia=0; ia < na; ia++) {
	    aa->lag[ia] = ia+1;
	}
	
	bound (1, &n1, &n1, &na, aa);
	pefest (na * 2, n1, data, aa);
	
	for (i1=0; i1 < n1; i1++) {
	    aa->mis[i1] = false;
	}
	
	na++;
	print (1, &n1, &center, &na, aa);
	
	fixbad (niter, aa, n1, data);
	
	sf_floatwrite(data,n1,out);
	na = tempna;
    }

    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:53，代码来源:Mpefdeburst.c

示例17: main

int main(int argc, char* argv[])
{
    int n1, is, ns, nf, esize, pad;
    off_t i2, n2;
    char *trace, *zero;
    sf_file in, shift;

    sf_init(argc,argv);
    in = sf_input("in");
    shift = sf_output("out");

    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input");
    n2 = sf_leftsize(in,1);

    if (!sf_histint(in,"esize",&esize)) {
	esize=sf_esize(in);
    } else if (0>=esize) {
	sf_error("cannot handle esize=%d",esize);
    }

    if (!sf_getint("ns",&ns)) sf_error("Need ns=");
    /* number of shifts */

    if (!sf_getint("nf",&nf)) nf = 1;
    /* offset of first shift */

    if ((nf+ns-1) >= n1) sf_error("(nf+ns-1)=%d is too large",nf+ns-1);

    sf_putint(shift,"n2",ns);
    sf_shiftdim(in, shift, 2);

    sf_fileflush(shift,in);
    sf_setform(in,SF_NATIVE);
    sf_setform(shift,SF_NATIVE);

    n1 *= esize;

    trace = sf_charalloc(n1);
    zero = sf_charalloc(n1);
    memset(zero,0,n1);

    for (i2=0; i2 < n2; i2++) {
	sf_charread(trace,n1,in);
	for (is=nf; is <= (nf+ns-1); is++) {
	    pad = is*esize;
	    sf_charwrite(zero,pad,shift);
	    sf_charwrite(trace,n1-pad,shift);
	}
    }

    exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:52，代码来源:Moshift1.c

示例18: main

int main(int argc,char*argv[])
{
	sf_file in, out;
	int i1, i2, j2, i3, n1, n2, n3, nf;
	float **u1, **u2, sigma, d2;

	sf_init(argc,argv);

	in  = sf_input("in");
	out = sf_output("out");

	n3 = sf_leftsize(in, 2);

	if (!sf_histint(in, "n1", &n1)) sf_error("No n1= in input file");
	if (!sf_histint(in, "n2", &n2)) sf_error("No n2= in input file");

	if (!sf_getfloat("sigma", &sigma)) sigma=1.0;
	/* sigma */
	if (!sf_getint("nf", &nf)) nf=100;
	/* frequency samples [0, 0.5] */

	d2 = SF_PI/(nf-1);

	sf_putint(out, "n2", nf);
	sf_putfloat(out, "d2", 0.5/(nf-1));
	dgauss_init(n1, 1.0/sigma);

	u1 = sf_floatalloc2(n1, n2);
	u2 = sf_floatalloc2(n1, nf);

	for (i3=0; i3<n3; i3++)
	{
		sf_floatread(u1[0], n1*n2, in);
		for(i1=0; i1<n1; i1++)
		{
			for (j2=0; j2<nf; j2++)
			for (i2=0; i2<n2; i2++)
			{
				u2[j2][i1] = u1[i2][i1] * dgauss_val(i2, d2*j2) 
					* powf(0.5/SF_PI, i2);
			}
		}
		sf_floatwrite(u2[0], n1*nf, out);
	}

	free(u1[0]);
	free(u2[0]);
	free(u1);
	free(u2);
	dgauss_close();
	exit(0);
}

开发者ID:1014511134，项目名称:src，代码行数:52，代码来源:Mfbgabor.c

示例19: main

int main(int argc, char*argv[])
{
	int n1, n2, i1, i2;
	sf_file in, out;
	float *u1, *v, *p, *q, lamda, sigma;

	sf_init(argc, argv);

	in = sf_input("in");
	out = sf_output("out");

	if(!sf_getfloat("lamda", &lamda)) lamda=0.9;
	if(!sf_getfloat("sigma", &sigma)) sigma=1.0;
	if(!sf_histint(in, "n1", &n1)) sf_error("n1 needed in input");
	n2 = sf_leftsize(in, 1);

	u1 = sf_floatalloc(n1);
	v = sf_floatalloc(n1);
	p = sf_floatalloc(n1);
	q = sf_floatalloc(n1);

	for(i2=0; i2<n2; i2++)
	{
		sf_floatread(u1, n1, in);
		v[0] = u1[0];
		for(i1=1; i1<n1; i1++)
		{
			p[i1] = (u1[i1] - v[i1-1])/sigma;
			p[i1] *= p[i1];
			p[i1] = expf(-p[i1]);
			v[i1] = lamda * p[i1];
			v[i1] = (1-v[i1])*u1[i1] + v[i1]*v[i1-1];
		}
		v[n1-1] = u1[n1-1];
		for(i1=n1-2; i1>=0; i1--)
		{
			q[i1] = (u1[i1] - v[i1+1])/sigma;
			q[i1] *= q[i1];
			q[i1] = expf(-q[i1]);
			v[i1] = lamda * q[i1];
			v[i1] = (1-v[i1])*u1[i1] + v[i1]*v[i1+1];
		}
		for(i1=1; i1<n1-1; i1++) v[i1] = (p[i1] * q[i1]);
		v[0] = v[1]; v[n1-1] = v[n1-2];
		sf_floatwrite(v, n1, out);
	}

	free(u1);
	free(p);
	free(q);
	free(v);
}

开发者ID:1014511134，项目名称:src，代码行数:52，代码来源:Mfault.c

示例20: main

int main(int argc, char* argv[])
{
    char        *mode=NULL;             /* Standard types           */
    int         i1,i2,n1,n2;
    float       *list=NULL;

    sf_file     in=NULL,out=NULL;       /* RSF types                */

    sf_init(argc,argv);                 /* Initialize RSF           */

    in  = sf_input("in");               /* Open files               */
    out = sf_output("out");

    sf_fileflush(out,in);               /* Copy header to output    */

                                        /* Check input data type    */
    if (sf_gettype(in) != SF_FLOAT) sf_error("Input must be float.");

                                        /* Get the file sizes       */
    if (!sf_histint(in,"n1",&n1)) sf_error("No n1= in input.");

    n2 = sf_leftsize(in,1);

                                        /* Check mode               */
    if ((mode = sf_getstring("mode")) == NULL) mode = "min";
    /* 'min' (default) or 'max' */

    if (strcmp(mode,"min")!=0 && strcmp(mode,"max")!=0)
        sf_error ("Unknown mode %s.",mode);

    list = sf_floatalloc(n1);           /* Allocate list            */

    for (i2=0; i2<n2; i2++)             /* Process each list        */
    {
        sf_floatread(list,n1,in);       /* Read a list              */

                                        /* Find the min or max      */
        if (strcmp(mode,"min")==0)
            for (i1=1; i1<n1; i1++) list[i1] = SF_MIN(list[i1],list[i1-1]);

        if (strcmp(mode,"max")==0)
            for (i1=1; i1<n1; i1++) list[i1] = SF_MAX(list[i1],list[i1-1]);

        sf_floatwrite(list,n1,out);     /* Write the output         */
    }



    exit (0);
}

开发者ID:1014511134，项目名称:src，代码行数:50，代码来源:Mlistminmax.c

注：本文中的sf_leftsize函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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