void qrcode_check (SDL_Surface *screen, char *payload) {
struct quirc *qr;
int count = 0;
int i = 0;
qr = quirc_new();
if (!qr) {
perror("couldn't allocate QR decoder");
return;
}
if (quirc_resize(qr, screen->w, screen->h) < 0) {
perror("couldn't allocate QR buffer");
return;
}
rgb32_to_luma(screen->pixels, screen->pitch, screen->w, screen->h, quirc_begin(qr, NULL, NULL), screen->w);
quirc_end(qr);
count = quirc_count(qr);
for (i = 0; i < count; i++) {
struct quirc_code code;
struct quirc_data data;
quirc_decode_error_t err;
quirc_extract(qr, i, &code);
err = quirc_decode(&code, &data);
if (! err) {
strcpy(payload, (char *)data.payload);
}
}
quirc_destroy(qr);
}
void cv_to_quirc(struct quirc *q, Mat& img){
uint8_t *image;
quirc_resize(q, img.cols, img.rows);
image = quirc_begin(q, NULL, NULL);
for (int y = 0; y < img.rows; y++) {
uint8_t *row_pointer = image + y * img.cols;
for(int x = 0; x < img.cols; x++){
row_pointer[x] = img.at<uint8_t>(y, x);
}
}
}
static int run_scanner(void)
{
struct quirc *qr;
struct camera cam;
struct mjpeg_decoder mj;
int ret;
if (camera_init(&cam, camera_path, video_width, video_height) < 0)
return -1;
camera_set_gain(&cam, gain_request);
qr = quirc_new();
if (!qr) {
perror("couldn't allocate QR decoder");
goto fail_qr;
}
if (quirc_resize(qr, cam.width, cam.height) < 0) {
perror("couldn't allocate QR buffer");
goto fail_qr_resize;
}
mjpeg_init(&mj);
ret = main_loop(&cam, qr, &mj);
mjpeg_free(&mj);
quirc_destroy(qr);
camera_free(&cam);
return 0;
fail_qr_resize:
quirc_destroy(qr);
fail_qr:
camera_free(&cam);
return 0;
}
static int run_scanner(void)
{
struct quirc *qr;
struct camera cam;
struct mjpeg_decoder mj;
const struct camera_parms *parms;
camera_init(&cam);
if (camera_open(&cam, camera_path, video_width, video_height,
25, 1) < 0) {
perror("camera_open");
goto fail_qr;
}
if (camera_map(&cam, 8) < 0) {
perror("camera_map");
goto fail_qr;
}
if (camera_on(&cam) < 0) {
perror("camera_on");
goto fail_qr;
}
if (camera_enqueue_all(&cam) < 0) {
perror("camera_enqueue_all");
goto fail_qr;
}
parms = camera_get_parms(&cam);
qr = quirc_new();
if (!qr) {
perror("couldn't allocate QR decoder");
goto fail_qr;
}
if (quirc_resize(qr, parms->width, parms->height) < 0) {
perror("couldn't allocate QR buffer");
goto fail_qr_resize;
}
mjpeg_init(&mj);
if (main_loop(&cam, qr, &mj) < 0)
goto fail_main_loop;
mjpeg_free(&mj);
quirc_destroy(qr);
camera_destroy(&cam);
return 0;
fail_main_loop:
mjpeg_free(&mj);
fail_qr_resize:
quirc_destroy(qr);
fail_qr:
camera_destroy(&cam);
return -1;
}
