int Webcam::stopStreaming()
{
if(!streaming)
return -1;
imageNotifier->setEnabled(false);
if (munmap(mem[0], bufLength) == -1)
{
printf("Webcam::stopStreaming : munmap 0 failed. errno = %d\n", errno);
}
if (munmap(mem[1], bufLength) == -1)
{
printf("Webcam::stopStreaming : munmap 1 failed. errno = %d\n", errno);
}
else
mmaped = false;
if(streamOff() == 0)
{
streaming = false;
printf(" * Succesful Stopped\n");
}
else
imageNotifier->setEnabled(true);
return EXIT_SUCCESS;
}
// ##############################################################################################################
jevois::Gadget::~Gadget()
{
JEVOIS_TRACE(1);
streamOff();
// Tell run() thread to finish up:
itsRunning.store(false);
// Will block until the run() thread completes:
if (itsRunFuture.valid()) try { itsRunFuture.get(); } catch (...) { jevois::warnAndIgnoreException(); }
if (close(itsFd) == -1) PLERROR("Error closing UVC gadget -- IGNORED");
}
// ##############################################################################################################
jevois::Camera::~Camera()
{
JEVOIS_TRACE(1);
// Turn off streaming if it was on:
try { streamOff(); } catch (...) { jevois::warnAndIgnoreException(); }
// Block until the run() thread completes:
itsRunning.store(false);
if (itsRunFuture.valid()) try { itsRunFuture.get(); } catch (...) { jevois::warnAndIgnoreException(); }
if (itsBuffers) delete itsBuffers;
if (close(itsFd) == -1) PLERROR("Error closing V4L2 camera");
}
QCameraStream_preview::~QCameraStream_preview() {
ALOGV("%s: E", __func__);
if(mActive) {
streamOff(0);
}
if(mInit) {
deinitStream();
}
mInit = false;
mActive = false;
if (mDisplayBuf) {
delete[] mDisplayBuf;
mDisplayBuf = NULL;
}
deallocateStreamId(mStreamId);
ALOGV("%s: X", __func__);
}
// ---------------------------------------------------------------------------
// QCameraStream_preview
// ---------------------------------------------------------------------------
void QCameraStream_preview::stop() {
ALOGE("%s: E", __func__);
int ret=MM_CAMERA_OK;
if(!mActive) {
return;
}
Mutex::Autolock lock(mLock);
mActive = false;
/* unregister the notify fn from the mmmm_camera_t object*/
ALOGI("%s: Stop the thread \n", __func__);
/* call stop() in parent class to stop the monitor thread*/
//stream_info = mHalCamCtrl->getChannelInterface();
ret = streamOff(0);
if(MM_CAMERA_OK != ret) {
ALOGE ("%s: camera preview stop err=%d\n", __func__, ret);
}
#if 0
ret = cam_config_unprepare_buf(mCameraId, MM_CAMERA_CH_PREVIEW);
if(ret != MM_CAMERA_OK) {
ALOGE("%s:Unreg preview buf err=%d\n", __func__, ret);
//ret = BAD_VALUE;
}
#endif
/* In case of a clean stop, we need to clean all buffers*/
ALOGE("Debug : %s : Buffer Unprepared",__func__);
/*free camera_memory handles and return buffer back to surface*/
ret= QCameraStream::deinitStream();
ALOGE(": %s : De init Channel",__func__);
if(ret != MM_CAMERA_OK) {
ALOGE("%s:Deinit preview channel failed=%d\n", __func__, ret);
//ret = BAD_VALUE;
}
ALOGE("%s: X", __func__);
}
void QCameraStream_SnapshotMain::release()
{
streamOff(0);
deinitStream();
}
void QCameraStream_SnapshotThumbnail::release()
{
streamOff(0);
deinitStream();
}