// Update a ptz device
void ptz_update(ptz_t *ptz)
{
// Update the device subscription
if (rtk_menuitem_ischecked(ptz->subscribe_item))
{
if (!ptz->proxy->info.subscribed)
if (playerc_ptz_subscribe(ptz->proxy, PLAYER_OPEN_MODE) != 0)
PRINT_ERR1("libplayerc error: %s", playerc_error_str());
}
else
{
if (ptz->proxy->info.subscribed)
if (playerc_ptz_unsubscribe(ptz->proxy) != 0)
PRINT_ERR1("libplayerc error: %s", playerc_error_str());
}
rtk_menuitem_check(ptz->subscribe_item, ptz->proxy->info.subscribed);
// Draw in the ptz scan if it has been changed.
if (ptz->proxy->info.subscribed)
{
if (ptz->proxy->info.datatime != ptz->datatime)
ptz_draw(ptz);
ptz->datatime = ptz->proxy->info.datatime;
}
else
{
rtk_fig_show(ptz->data_fig, 0);
rtk_fig_show(ptz->data_fig_tilt, 0);
}
// Move the ptz
if (ptz->proxy->info.subscribed && rtk_menuitem_ischecked(ptz->command_item))
{
rtk_fig_show(ptz->cmd_fig, 1);
rtk_fig_show(ptz->cmd_fig_tilt, 1);
ptz_move(ptz);
}
else
{
rtk_fig_show(ptz->cmd_fig, 0);
rtk_fig_show(ptz->cmd_fig_tilt, 0);
}
}
// Destroy a ptz device
void ptz_destroy(ptz_t *ptz)
{
// Destroy figures
rtk_fig_destroy(ptz->cmd_fig);
rtk_fig_destroy(ptz->data_fig);
rtk_fig_destroy(ptz->cmd_fig_tilt);
rtk_fig_destroy(ptz->data_fig_tilt);
// Destroy menu items
rtk_menuitem_destroy(ptz->command_item);
rtk_menuitem_destroy(ptz->subscribe_item);
rtk_menu_destroy(ptz->menu);
// Unsubscribe/destroy the proxy
if (ptz->proxy->info.subscribed)
playerc_ptz_unsubscribe(ptz->proxy);
playerc_ptz_destroy(ptz->proxy);
free(ptz->drivername);
free(ptz);
}
// Basic ptz test
int test_ptz(playerc_client_t *client, int index)
{
int t;
void *rdevice;
playerc_ptz_t *device;
double period;
printf("device [ptz] index [%d]\n", index);
device = playerc_ptz_create(client, index);
TEST("subscribing (read)");
if (0 == playerc_ptz_subscribe(device, PLAYER_OPEN_MODE))
PASS();
else
FAIL();
period = 10 / M_PI * 2;
for (t = 0; t < 20; t++)
{
TEST1("reading data (attempt %d)", t);
do
rdevice = playerc_client_read(client);
while (rdevice == client);
if (rdevice == device)
{
PASS();
printf("ptz: [%d %d %d]\n",
(int) (device->pan * 180 / M_PI),
(int) (device->tilt * 180 / M_PI),
(int) (device->zoom * 180 / M_PI));
}
else
{
FAIL();
break;
}
TEST1("writing data (attempt %d)", t);
if (playerc_ptz_set(device,
sin(t / period) * M_PI / 2,
sin(t / period) * M_PI / 3,
(1 - t / 20.0) * M_PI) != 0)
{
FAIL();
break;
}
PASS();
}
TEST1("writing data (attempt %d)", t);
if (playerc_ptz_set(device, 0, 0, M_PI) != 0)
FAIL();
else
PASS();
TEST("unsubscribing");
if (playerc_ptz_unsubscribe(device) == 0)
PASS();
else
FAIL();
playerc_ptz_destroy(device);
return 0;
}