int main(int argc, char **argv) {
CameraList *list;
Camera **cams;
int ret, i, count;
const char *name, *value;
GPContext *context;
context = sample_create_context (); /* see context.c */
/* Detect all the cameras that can be autodetected... */
ret = gp_list_new (&list);
if (ret < GP_OK) return 1;
count = sample_autodetect (list, context);
/* Now open all cameras we autodected for usage */
printf("Number of cameras: %d\n", count);
cams = calloc (sizeof (Camera*),count);
for (i = 0; i < count; i++) {
gp_list_get_name (list, i, &name);
gp_list_get_value (list, i, &value);
ret = sample_open_camera (&cams[i], name, value, context);
if (ret < GP_OK) fprintf(stderr,"Camera %s on port %s failed to open\n", name, value);
}
/* Now call a simple function in each of those cameras. */
for (i = 0; i < count; i++) {
CameraText text;
char *owner;
ret = gp_camera_get_summary (cams[i], &text, context);
if (ret < GP_OK) {
fprintf (stderr, "Failed to get summary.\n");
continue;
}
gp_list_get_name (list, i, &name);
gp_list_get_value (list, i, &value);
printf("%-30s %-16s\n", name, value);
printf("Summary:\n%s\n", text.text);
/* Query a simple string configuration variable. */
ret = get_config_value_string (cams[i], "owner", &owner, context);
if (ret >= GP_OK) {
printf("Owner: %s\n", owner);
free (owner);
} else {
printf("Owner: No owner found.\n");
}
}
return 0;
}
int main(int argc, char **argv) {
Camera *camera;
int ret;
char *owner;
GPContext *context;
context = sample_create_context (); /* see context.c */
gp_log_add_func(GP_LOG_ERROR, errordumper, NULL);
gp_camera_new (&camera);
/* This call will autodetect cameras, take the
* first one from the list and use it. It will ignore
* any others... See the *multi* examples on how to
* detect and use more than the first one.
*/
ret = gp_camera_init (camera, context);
if (ret < GP_OK) {
printf("No camera auto detected.\n");
gp_camera_free (camera);
return 0;
}
ret = get_config_value_string (camera, "ownername", &owner, context);
if (ret < GP_OK) {
printf ("Could not query owner.\n");
goto out;
}
printf("Current owner: %s\n", owner);
if (argc > 1) {
ret = set_config_value_string (camera, "ownername", argv[1], context);
if (ret < GP_OK) {
fprintf (stderr, "Failed to set camera owner to %s; %d\n", argv[1], ret);
} else
printf("New owner: %s\n", argv[1]);
}
out:
gp_camera_exit (camera, context);
gp_camera_free (camera);
return 0;
}
int main(int argc, char **argv) {
Camera *camera;
int ret;
char *owner;
GPContext *context;
CameraText text;
context = sample_create_context (); /* see context.c */
gp_camera_new (&camera);
/* This call will autodetect cameras, take the
* first one from the list and use it. It will ignore
* any others... See the *multi* examples on how to
* detect and use more than the first one.
*/
ret = gp_camera_init (camera, context);
if (ret < GP_OK) {
printf("No camera auto detected.\n");
gp_camera_free (camera);
return 0;
}
/* Simple query the camera summary text */
ret = gp_camera_get_summary (camera, &text, context);
if (ret < GP_OK) {
printf("Camera failed retrieving summary.\n");
gp_camera_free (camera);
return 0;
}
printf("Summary:\n%s\n", text.text);
/* Simple query of a string configuration variable. */
ret = get_config_value_string (camera, "owner", &owner, context);
if (ret >= GP_OK) {
printf("Owner: %s\n", owner);
free (owner);
}
gp_camera_exit (camera, context);
gp_camera_free (camera);
gp_context_unref (context);
return 0;
}