static int
get_file_func (CameraFilesystem *fs, const char *folder, const char *filename,
CameraFileType type, CameraFile *file, void *data,
GPContext *context)
{
Camera *camera = data;
unsigned long image_id;
char image_id_string[] = {0, 0, 0, 0, 0, 0, 0};
unsigned int size;
CameraFileInfo info;
int r;
KncCamRes cr;
KncCntrlRes cntrl_res = KNC_CNTRL_OK;
if (strlen (filename) != 11) return (GP_ERROR_FILE_NOT_FOUND);
if (strcmp (folder, "/")) return (GP_ERROR_DIRECTORY_NOT_FOUND);
/* Check if we can get the image id from the filename. */
strncpy (image_id_string, filename, 6);
image_id = atol (image_id_string);
/* Get information about the image */
C (gp_filesystem_get_info (camera->fs, folder,
filename, &info, context));
/*
* Remove the timeout, get the image and start the timeout
* afterwards.
*/
gp_camera_stop_timeout (camera, camera->pl->timeout);
knc_cntrl_set_func_data (camera->pl->c, data_func, file);
switch (type) {
case GP_FILE_TYPE_PREVIEW:
size = 2048;
cntrl_res = knc_get_image (camera->pl->c, &cr,
image_id, KNC_SOURCE_CARD, KNC_IMAGE_THUMB);
break;
case GP_FILE_TYPE_NORMAL:
size = info.file.size;
cntrl_res = knc_get_image (camera->pl->c, &cr,
image_id, KNC_SOURCE_CARD, KNC_IMAGE_EXIF);
break;
default:
r = GP_ERROR_NOT_SUPPORTED;
}
camera->pl->timeout = gp_camera_start_timeout (camera, PING_TIMEOUT,
timeout_func);
CR (cntrl_res, context);
CCR (cr, context);
C (gp_file_set_mime_type (file, GP_MIME_JPEG));
return (GP_OK);
}
int
main (int argc, char **argv)
{
GPPort *p;
KncCntrl *c;
KncCamRes r;
KncInfo ki;
KncImageInfo kii;
KncBitRate br;
KncBitFlag bf;
GPPortSettings s;
printf ("Connecting to camera...\n");
c = gpknc_cntrl_new_from_path ("serial:/dev/ttyS0");
if (!c) {
printf ("... failed.\n");
return 1;
}
knc_cntrl_set_func_data (c, test_data, NULL);
knc_cntrl_set_func_log (c, test_log , NULL);
printf ("... done.\n");
printf ("Setting speed to 115200...\n");
p = gpknc_cntrl_get_port (c);
br = KNC_BIT_RATE_115200;
bf = KNC_BIT_FLAG_8_BITS;
CR (knc_set_io_pref (c, NULL, &br, &bf));
gp_port_get_settings (p, &s);
s.serial.speed = 115200;
gp_port_set_settings (p, s);
printf ("Requesting information about the camera...\n");
CR (knc_get_info (c, &r, &ki));
if (r) printf ("### Error %i: '%s'!\n", r, knc_cam_res_name (r));
else {
printf (" - Model '%s'\n", ki.model);
printf (" - Serial number '%s'\n", ki.serial_number);
printf (" - Name '%s'\n", ki.name);
printf (" - Manufacturer '%s'\n", ki.manufacturer);
}
printf ("Capturing preview...\n");
CR (knc_get_preview (c, &r, KNC_PREVIEW_NO));
printf ("Requesting information about the first image...\n");
CR (knc_get_image_info (c, &r, 1, &kii));
if (r) printf ("### Error 0x%04x: '%s!\n", r, knc_cam_res_name (r));
else {
printf (" - ID %li\n", kii.id);
printf (" - Size %i\n", kii.size);
printf (" - Protected: %s\n", kii.prot ? "yes" : "no");
}
printf ("Downloading preview of first image...\n");
CR (knc_get_image (c, NULL, kii.id, KNC_SOURCE_CARD, KNC_IMAGE_THUMB));
knc_cntrl_unref (c);
return 0;
}
