int main (void)
{
const char *image_name = "../data/test-image.jpg";
IplImage *img = cvLoadImage(image_name, CV_LOAD_IMAGE_COLOR);
if(img == NULL) {
printf("Error: Cannot open %s\n", image_name);
return -1;
}
// sanity checks (assumes imageData is vector of b,r,g bytes)
if(img->nChannels != 3 || img->depth != IPL_DEPTH_8U ||
img->origin != 0 || img->widthStep != 3 * img->width) {
printf("Error: %s is an unrecognized image type\n", image_name);
return -1;
}
// locate the facial landmarks with stasm
int nlandmarks;
int landmarks[500]; // space for x,y coords of up to 250 landmarks
AsmSearch(&nlandmarks, landmarks,
image_name, img->imageData, img->width, img->height,
1 /* is_color */, NULL /* conf_file0 */, NULL /* conf_file1 */);
if (nlandmarks == 0) {
printf("\nError: Cannot locate landmarks in %s\n", image_name);
return -1;
}
printf("landmarks:\n");
for (int i = 0; i < nlandmarks; i++)
printf("%3d: %4d %4d\n", i, landmarks[2 * i], landmarks[2 * i + 1]);
return 0;
}
void AsmSearchDll (
int *pnlandmarks, // out: number of landmarks, 0 if can't get landmarks
int landmarks[], // out: the landmarks, caller must allocate
const char image_name[], // in: used in internal error messages, if necessary
const char image_data[], // in: image data, 3 bytes per pixel if is_color
const int width, // in: the width of the image
const int height, // in: the height of the image
const int is_color, // in: 1 if RGB image, 0 if grayscale
const char conf_file0[], // in: 1st config filename, NULL for default
const char conf_file1[]) // in: 2nd config filename, NULL for default, "" if none
{
ASSERT(sizeof(int) == 4); // sanity checks
ASSERT(image_name[0]);
ASSERT(width > 10 && height > 10);
ASSERT(is_color == 0 || is_color == 1);
char sConfFile0[SLEN];
if(conf_file0 == NULL)
strcpy(sConfFile0, "../data/mu-68-1d.conf");
else if(conf_file0[0] == 0)
Err("AsmSearchDll: conf_file0[0] == 0");
else
strcpy(sConfFile0, conf_file0);
ASSERT(sConfFile0[0]);
char sConfFile1[SLEN];
if(conf_file1 == NULL)
strcpy(sConfFile1, "../data/mu-76-2d.conf");
else if(conf_file1[0] == 0)
sConfFile1[0] = 0;
else
strcpy(sConfFile1, conf_file1);
RgbImage Img(width, height);
// copy image_data into Img, flipping row order
if(is_color)
for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++)
{
int i1 = i * width + j;
int i2 = 3 * ((height - i - 1) * width + j);
Img.buf[i1].Blue = image_data[i2];
Img.buf[i1].Green = image_data[i2+1];
Img.buf[i1].Red = image_data[i2+2];
}
else
for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++)
{
int i1 = i * width + j;
Img.buf[i1].Blue = Img.buf[i1].Green = Img.buf[i1].Red =
image_data[(height - i - 1) * width + j];
}
SHAPE StartShape; // dummy args
DET_PARAMS DetParams; // dummy arg for AsmSearch
double MeanTime; // dummy arg for AsmSearch
SHAPE Shape = AsmSearch(StartShape, DetParams, MeanTime,
Img, image_name, FALSE, sConfFile0, sConfFile1);
*pnlandmarks = 0;
if (Shape.nrows()) // successfully located landmarks?
{
// convert from stasm coords to OpenCV coords
Shape.col(VX) += Img.width / 2;
Shape.col(VY) = Img.height / 2 - Shape.col(VY);
*pnlandmarks = Shape.nrows();
for (int iPoint = 0; iPoint < *pnlandmarks; iPoint++)
{
landmarks[2 * iPoint] = iround(Shape(iPoint, VX));
landmarks[2 * iPoint + 1] = iround(Shape(iPoint, VY));
}
}
}