int vid_start(struct context *cnt)
{
struct config *conf = &cnt->conf;
int fd_bktr = -1;
if (conf->netcam_url) {
fd_bktr = netcam_start(cnt);
if (fd_bktr < 0) {
netcam_cleanup(cnt->netcam, 1);
cnt->netcam = NULL;
}
}
#ifdef WITHOUT_V4L
else
motion_log(LOG_ERR, 0, "%s: You must setup netcam_url", __FUNCTION__);
#else
else {
/**
* vid_start
*
*/
int vid_start(struct context *cnt)
{
struct config *conf = &cnt->conf;
int fd_bktr = -1;
if (conf->netcam_url) {
fd_bktr = netcam_start(cnt);
if (fd_bktr < 0) {
netcam_cleanup(cnt->netcam, 1);
cnt->netcam = NULL;
}
}
#ifdef WITHOUT_V4L
else
MOTION_LOG(CRT, TYPE_VIDEO, NO_ERRNO, "%s: You must setup netcam_url");
#else
else {
/**
* vid_close
*
* vid_close is called from motion.c when a Motion thread is stopped or restarted
*/
void vid_close(struct context *cnt)
{
#ifndef WITHOUT_V4L
struct video_dev *dev = viddevs;
struct video_dev *prev = NULL;
#endif
/* Cleanup the netcam part */
if (cnt->netcam) {
netcam_cleanup(cnt->netcam, 0);
cnt->netcam = NULL;
return;
}
#ifndef WITHOUT_V4L
/* Cleanup the v4l part */
pthread_mutex_lock(&vid_mutex);
while (dev) {
if (dev->fd_bktr == cnt->video_dev)
break;
prev = dev;
dev = dev->next;
}
pthread_mutex_unlock(&vid_mutex);
/* Set it as closed in thread context */
cnt->video_dev = -1;
if (dev == NULL) {
motion_log(LOG_ERR, 0, "%s: Unable to find video device", __FUNCTION__);
return;
}
if (--dev->usage_count == 0) {
motion_log(LOG_INFO, 0, "%s: Closing video device %s",
__FUNCTION__, dev->video_device);
if (dev->fd_tuner > 0)
close(dev->fd_tuner);
if (dev->fd_bktr > 0) {
if (dev->capture_method == METEOR_CAP_CONTINOUS) {
dev->fd_tuner = METEOR_CAP_STOP_CONT;
ioctl(dev->fd_bktr, METEORCAPTUR, &dev->fd_tuner);
}
close(dev->fd_bktr);
dev->fd_tuner = -1;
}
munmap(viddevs->v4l_buffers[0], viddevs->v4l_bufsize);
viddevs->v4l_buffers[0] = MAP_FAILED;
dev->fd_bktr = -1;
pthread_mutex_lock(&vid_mutex);
/* Remove from list */
if (prev == NULL)
viddevs = dev->next;
else
prev->next = dev->next;
pthread_mutex_unlock(&vid_mutex);
pthread_mutexattr_destroy(&dev->attr);
pthread_mutex_destroy(&dev->mutex);
free(dev);
} else {
motion_log(LOG_INFO, 0, "%s: Still %d users of video device %s, so we don't close it now",
__FUNCTION__, dev->usage_count, dev->video_device);
/* There is still at least one thread using this device
* If we own it, release it
*/
if (dev->owner == cnt->threadnr) {
dev->frames = 0;
dev->owner = -1;
pthread_mutex_unlock(&dev->mutex);
}
}
#endif /* WITHOUT_V4L */
}
