int main(int argc,
char **argv)
{
if ((argc < 5) || !strcmp(argv[1], "--help"))
{
usage();
return (0);
}
if (!strcmp(argv[1], "--erode"))
{
s_ppm *ppm = load_ppm(argv[2]);
filter(&ppm, atoi(argv[3]), argv[4], "erode");
}
if (!strcmp(argv[1], "--dilate"))
{
s_ppm *ppm = load_ppm(argv[2]);
filter(&ppm, atoi(argv[3]), argv[4], "dilate");
}
if (!strcmp(argv[1], "--mh"))
{
s_ppm *input = load_ppm(argv[2]);
s_ppm *ref = load_ppm(argv[3]);
meta_heur(&input, &ref, argv[4], atoi(argv[5]));
}
return (0);
}
/*!
** main this is the main fucntion of the progamm learn
**
** @param argc
** @param argv
**
** @return
*/
int main(int argc,
char **argv)
{
s_ppm *input = NULL;
if ((argc < 1) && !strcmp(argv[1], "--help"))
{
usage();
return (0);
}
if (argc < 4)
{
usage();
return (1);
}
if (!strcmp(argv[1], "--create"))
{
input = load_ppm(argv[2]);
create(input, argv[3]);
free_ppm(input);
}
if (!strcmp(argv[1], "--merge"))
opt_merge(argv);
if (!strcmp(argv[1], "--dir"))
learn_dir(argv[2], argv[3]);
return (0);
}
Grid* load_grid_from_ppm(char *path,
unsigned int max_width,
unsigned int max_height) {
unsigned int i, j;
Image *img = load_ppm(path);
Grid *grid;
if (img == NULL) {
print_error("Échec de chargement de la grille.");
return NULL;
}
grid = new_grid(min(max_width, img->width),
min(max_height, img->height));
for (i=0; i < grid->width; i++)
for (j=0; j <grid->height; j++) {
if (img->pixels[i][j].grey < 255) // le pixel n'est pas blanc
grid->tiles[i][j] = '+';
else
grid->tiles[i][j] = '.';
}
delete_image(img); // On libère la mémoire
return grid;
}
int main(int c, char *v[]){
if (c != 3) {
printf("Usage: %s input_image output_image\n", v[0]);
} else {
int w, h;
int *x = load_ppm(v[1], &w, &h);
fprintf(stderr, "Got a %dx%d image.\n", w, h);
// some processing here...
// Umbralizado.
int th = 100;
int i;
for (i = 0; i < 3 * w * h; i++) {
if (x[i] <= th) {
x[i] = 0;
} else {
x[i] = 255;
}
}
save_ppm(v[2], x, w, h);
free(x);
return 0;
}
}
int main(int argc,char **args) {
const char *infilename="/dev/stdin";
int nblocks=4;
int n_scale=3;
int orientations_per_scale[50]={8,8,4};
while(*++args) {
const char *a=*args;
if(!strcmp(a,"-h")) usage();
else if(!strcmp(a,"-nblocks")) {
if(!sscanf(*++args,"%d",&nblocks)) {
fprintf(stderr,"could not parse %s argument",a);
usage();
}
} else if(!strcmp(a,"-orientationsPerScale")) {
char *c;
n_scale=0;
for(c=strtok(*++args,",");c;c=strtok(NULL,",")) {
if(!sscanf(c,"%d",&orientations_per_scale[n_scale++])) {
fprintf(stderr,"could not parse %s argument",a);
usage();
}
}
} else {
infilename=a;
}
}
color_image_t *im=load_ppm(infilename);
float *desc = color_gist_scaletab(im,nblocks,n_scale,orientations_per_scale);
int i;
int descsize=0;
/* compute descriptor size */
for(i=0;i<n_scale;i++)
descsize+=nblocks*nblocks*orientations_per_scale[i];
descsize*=3; /* color */
/* print descriptor */
for(i=0;i<descsize;i++)
printf("%.4f ",desc[i]);
printf("\n");
free(desc);
color_image_delete(im);
return 0;
}
int main(int argc, char** argv)
{
image_t img;
image_new(&img);
load_ppm("a.ppm", &img);
image_median_filter(&img);
save_ppm("b.ppm", &img);
image_free(&img);
return 0;
}
void *load_image(const char *fname, unsigned long *xsz, unsigned long *ysz) {
FILE *fp = fopen(fname, "r");
if(!fp) {
fprintf(stderr, "failed to open: %s\n", fname);
return 0;
}
if(check_ppm(fp)) {
return load_ppm(fp, xsz, ysz);
}
fclose(fp);
fprintf(stderr, "unsupported image format\n");
return 0;
}
void * load_image(const char * fname, unsigned long * xsz,
unsigned long * ysz) { // Load a ppm image
FILE * fp;
fp = fopen(fname, "r");
if (fp == NULL) { // Cannot open file
fprintf(stderr, "failed to open: %s\n", fname);
return 0;
}
if (check_ppm(fp)) { // Is it a P6 ppm?
return load_ppm(fp, xsz, ysz); // Open the image
}
fclose(fp);
fprintf(stderr, "unsupported image format\n"); // It is not a P6 ppm image
return 0;
}
static app_t *
app_create (const app_params_t *params)
{
app_t *self = (app_t*) calloc (1, sizeof (app_t));
self->foo = params->foo;
if (0 != load_ppm (self, params->filename)) goto fail;
setup_gui (self);
bot_gtk_gl_image_area_set_image_format (self->gl_area,
self->img_width, self->img_height, GL_RGB);
bot_gtk_gl_image_area_upload_image (self->gl_area, self->img,
self->img_stride);
return self;
fail:
app_destroy (self);
return NULL;
}
int main(int argc, char **argv)
{
FILE *f_out;
unsigned char buffer[256];
int j;
if (argc == 1)
{
fprintf(stderr, "Usage: %s <filename>\n", argv[0]);
fprintf(stderr, " Where <filename> if the ppm file source.\n");
return(-1);
}
if ( load_ppm(argv[1]) < 0)
{
fprintf(stderr, "Error during source file load\n");
return(-1);
}
f_out = fopen("out.h", "w");
/* Write precompiler test to avoid multiple includes */
fprintf(f_out, "#ifndef IMG_H\n#define IMG_H\n");
fprintf(f_out, "unsigned char img[512] = {\n");
/* Compute line 0 (bottom) */
for (j = 0; j < 128; j++)
{
buffer[0] = 0;
buffer[0] |= (raw_img[24][j] << 7);
buffer[0] |= (raw_img[25][j] << 6);
buffer[0] |= (raw_img[26][j] << 5);
buffer[0] |= (raw_img[27][j] << 4);
buffer[0] |= (raw_img[28][j] << 3);
buffer[0] |= (raw_img[29][j] << 2);
buffer[0] |= (raw_img[30][j] << 1);
buffer[0] |= (raw_img[31][j] << 0);
fprintf(f_out, "0x%.2x, ", buffer[0]);
}
fprintf(f_out, "\n");
/* Compute line 1 */
for (j = 0; j < 128; j++)
{
buffer[0] = 0;
buffer[0] |= (raw_img[16][j] << 7);
buffer[0] |= (raw_img[17][j] << 6);
buffer[0] |= (raw_img[18][j] << 5);
buffer[0] |= (raw_img[19][j] << 4);
buffer[0] |= (raw_img[20][j] << 3);
buffer[0] |= (raw_img[21][j] << 2);
buffer[0] |= (raw_img[22][j] << 1);
buffer[0] |= (raw_img[23][j] << 0);
fprintf(f_out, "0x%.2x, ", buffer[0]);
}
fprintf(f_out, "\n");
/* Compute line 2 */
for (j = 0; j < 128; j++)
{
buffer[0] = 0;
buffer[0] |= (raw_img[8][j] << 7);
buffer[0] |= (raw_img[9][j] << 6);
buffer[0] |= (raw_img[10][j] << 5);
buffer[0] |= (raw_img[11][j] << 4);
buffer[0] |= (raw_img[12][j] << 3);
buffer[0] |= (raw_img[13][j] << 2);
buffer[0] |= (raw_img[14][j] << 1);
buffer[0] |= (raw_img[15][j] << 0);
fprintf(f_out, "0x%.2x, ", buffer[0]);
}
fprintf(f_out, "\n");
/* Compute line 3 */
for (j = 0; j < 128; j++)
{
buffer[0] = 0;
buffer[0] |= (raw_img[0][j] << 7);
buffer[0] |= (raw_img[1][j] << 6);
buffer[0] |= (raw_img[2][j] << 5);
buffer[0] |= (raw_img[3][j] << 4);
buffer[0] |= (raw_img[4][j] << 3);
buffer[0] |= (raw_img[5][j] << 2);
buffer[0] |= (raw_img[6][j] << 1);
buffer[0] |= (raw_img[7][j] << 0);
fprintf(f_out, "0x%.2x", buffer[0]);
if (j != 127)
fprintf(f_out, ", ");
}
fprintf(f_out, "\n");
/* Write the array end tag */
fprintf(f_out,"};\n");
fprintf(f_out,"#endif\n");
fclose(f_out);
return(0);
}