int capture_final(capture_t *cap)
{
int i;
for (i = 0; i < cap->num_active; ++i) {
dc1394_video_set_transmission(cap->cameras[i], DC1394_OFF);
dc1394_capture_stop(cap->cameras[i]);
dc1394_camera_free(cap->cameras[i]);
}
cap->num_active = 0;
free(cap->cameras); cap->cameras = NULL;
if (cap->camera_list != NULL) {
dc1394_camera_free_list(cap->camera_list);
cap->camera_list = NULL;
}
cap->num_cameras = 0;
if (cap->dc1394_cxt != NULL) {
dc1394_free(cap->dc1394_cxt);
cap->dc1394_cxt = NULL;
}
return CAPTURE_SUCCESS;
}
ofxLibdc::~ofxLibdc() {
if(camera != NULL) {
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
}
stopLibdcContext();
}
void ofxLibdc::applySettings() {
if(camera)
dc1394_capture_stop(camera);
if(use1394b) {
// assumes you want to run your 1394b camera at 800 Mbps
dc1394_video_set_operation_mode(camera, DC1394_OPERATION_MODE_1394B);
dc1394_video_set_iso_speed(camera, DC1394_ISO_SPEED_800);
} else {
dc1394_video_set_operation_mode(camera, DC1394_OPERATION_MODE_LEGACY);
dc1394_video_set_iso_speed(camera, DC1394_ISO_SPEED_400);
}
dc1394framerate_t framerate;
if(useFormat7) {
videoMode = (dc1394video_mode_t) ((int) DC1394_VIDEO_MODE_FORMAT7_0 + format7Mode);
} else {
dc1394video_modes_t video_modes;
dc1394_video_get_supported_modes(camera, &video_modes);
dc1394color_coding_t coding;
dc1394color_coding_t targetCoding = getLibdcType(imageType);
for (int i = 0; i < video_modes.num; i++) {
if (!dc1394_is_video_mode_scalable(video_modes.modes[i])) {
dc1394video_mode_t curMode = video_modes.modes[i];
dc1394_get_color_coding_from_video_mode(camera, curMode, &coding);
unsigned int curWidth, curHeight;
dc1394_get_image_size_from_video_mode(camera, curMode, &curWidth, &curHeight);
if (coding == targetCoding && width == curWidth && height == curHeight) {
videoMode = curMode;
break;
}
}
if(i == video_modes.num - 1) {
ofLog(OF_LOG_ERROR, "Camera does not support target mode.");
return;
}
}
// get fastest framerate
// todo: make this settable
dc1394framerates_t framerates;
dc1394_video_get_supported_framerates(camera, videoMode, &framerates);
framerate = framerates.framerates[framerates.num - 1];
}
if(useFormat7) {
quantizePosition();
quantizeSize();
dc1394_format7_set_roi(camera, videoMode, getLibdcType(imageType), DC1394_USE_MAX_AVAIL, left, top, width, height);
unsigned int curWidth, curHeight;
dc1394_format7_get_image_size(camera, videoMode, &curWidth, &curHeight);
} else {
dc1394_video_set_framerate(camera, framerate);
}
// contrary to the libdc1394 format7 demo, this should go after the roi setting
dc1394_video_set_mode(camera, videoMode);
dc1394_capture_setup(camera, OFXLIBDC_BUFFER_SIZE, DC1394_CAPTURE_FLAGS_DEFAULT);
}
void CvCaptureCAM_DC1394_v2_CPP::close()
{
if (dcCam)
{
// check for fileno valid before using
int fileno=dc1394_capture_get_fileno(dcCam);
if (fileno>=0 && FD_ISSET(fileno, &dc1394.camFds))
FD_CLR(fileno, &dc1394.camFds);
dc1394_video_set_transmission(dcCam, DC1394_OFF);
dc1394_capture_stop(dcCam);
dc1394_camera_free(dcCam);
dcCam = 0;
started = false;
}
for (int i = 0; i < NIMG; i++)
{
cvReleaseImage(&img[i]);
cvReleaseImage(&maps[i][0]);
cvReleaseImage(&maps[i][1]);
}
if (frameC)
{
if (frameC->image)
free(frameC->image);
free(frameC);
frameC = 0;
}
}
static void pdp_dc1394_free(t_pdp_dc1394 *x)
{
dc1394_video_set_transmission(x->camera, DC1394_OFF);
dc1394_capture_stop(x->camera);
dc1394_camera_free(x->camera);
dc1394_free (x->d);
}
/*-----------------------------------------------------------------------
* Releases the cameras and exits
*-----------------------------------------------------------------------*/
void cleanup_and_exit(dc1394camera_t *camera)
{
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
exit(1);
}
void cleanup(void) {
int i;
for (i=0; i < numCameras; i++) {
dc1394_video_set_transmission(cameras[i], DC1394_OFF);
dc1394_capture_stop(cameras[i]);
}
}
VideoIIDC1394::~VideoIIDC1394(void)
{
#if defined(DUNE_WITH_DC1394)
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
#endif
}
/********************************
** Client is asking us to terminate connection to the device
*********************************/
bool Cindi_iidc::Disconnect() {
if (dcam) {
dc1394_capture_stop(dcam);
dc1394_camera_free(dcam);
}
IDMessage(getDeviceName(), "indi-iidc disconnected successfully!");
return true;
}
void
cleanup_cam( PGR_Cam *pgcp )
{
if( IS_CAPTURING(pgcp) ) dc1394_capture_stop( pgcp->pc_cam_p );
if( IS_TRANSMITTING(pgcp) )
dc1394_video_set_transmission( pgcp->pc_cam_p, DC1394_OFF );
/* dc1394_free_camera */
dc1394_camera_free( pgcp->pc_cam_p );
}
gboolean
gst_dc1394_change_camera_transmission (GstDc1394 * src, gboolean on)
{
dc1394switch_t status = DC1394_OFF;
dc1394error_t err = DC1394_FAILURE;
gint i = 0;
g_return_val_if_fail (src->camera, FALSE);
if (on) {
status = dc1394_video_set_transmission (src->camera, DC1394_ON);
i = 0;
while (status == DC1394_OFF && i++ < 5) {
g_usleep (50000);
if (dc1394_video_get_transmission (src->camera,
&status) != DC1394_SUCCESS) {
if (status == DC1394_OFF) {
GST_LOG_OBJECT (src, "camera is still off , retrying");
}
}
}
if (i == 5) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Camera doesn't seem to want to turn on!"),
("Camera doesn't seem to want to turn on!"));
return FALSE;
}
GST_LOG_OBJECT (src, "got transmision status ON");
} else {
if (dc1394_video_set_transmission (src->camera,
DC1394_OFF) != DC1394_SUCCESS) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Unable to stop transmision"),
("Unable to stop transmision"));
return FALSE;
}
GST_LOG_OBJECT (src, "Stopping capture");
err = dc1394_capture_stop (src->camera);
if (err > 0) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Capture stop error : %d ",
err), ("Capture stop error : %d ", err));
return FALSE;
} else {
GST_LOG_OBJECT (src, "Capture stoped successfully");
}
}
return TRUE;
}
FWCamera::~FWCamera()
{
#ifdef AVG_ENABLE_1394_2
dc1394_video_set_transmission(m_pCamera, DC1394_OFF);
dc1394_capture_stop(m_pCamera);
dc1394_camera_free(m_pCamera);
dc1394_free(m_pDC1394);
#endif
AVG_TRACE(Logger::category::CONFIG, Logger::severity::INFO, "Firewire camera closed.");
}
FirewireVideo::~FirewireVideo()
{
Stop();
// Close camera
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
dc1394_free (d);
}
/**************************************************************************************
** Client is asking us to terminate connection to the device
***************************************************************************************/
bool FFMVCCD::Disconnect()
{
if (dcam) {
dc1394_capture_stop(dcam);
dc1394_camera_free(dcam);
}
IDMessage(getDeviceName(), "Point Grey FireFly MV disconnected successfully!");
return true;
}
static int dc1394_v2_close(AVFormatContext * context)
{
struct dc1394_data *dc1394 = context->priv_data;
dc1394_video_set_transmission(dc1394->camera, DC1394_OFF);
dc1394_capture_stop(dc1394->camera);
dc1394_camera_free(dc1394->camera);
dc1394_free(dc1394->d);
return 0;
}
void Libdc1394SequenceGrabber::stop()
{
msg(osg::INFO) << "stop" << std::endl;
setRunning(false);
dc1394error_t err;
err=dc1394_video_set_transmission(_camera, DC1394_OFF);
checkSuccess(err, "dc1394_video_set_transmission failed");
dc1394_capture_stop(_camera);
}
void Camera::stop() {
eventLoopTimer->stop();
stopClockPulse();
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
dc1394_free (camDict);
emit stopped();
}
CameraIIDC::~CameraIIDC(){
// Stop camera transmission
if(capturing)
stopCapture();
else
dc1394_capture_stop(cam);
// Gracefulle destruct the camera
dc1394_camera_free(cam);
dc1394_free(context);
}
//--------------------------------------------------------------------
of1394VideoGrabber::~of1394VideoGrabber()
{
if(!failedToInit) // if the init failed, then trying to do this stuff is a very bad idea
{
stopThread();
ofSleepMillis(200);
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
dc1394_free (d);
}
}
void cleanup(void) {
int i;
for (i=0; i < numCameras; i++) {
dc1394_video_set_transmission(cameras[i], DC1394_OFF);
dc1394_capture_stop(cameras[i]);
}
if ((void *)window != NULL)
XUnmapWindow(display,window);
if (display != NULL)
XFlush(display);
if (frame_buffer != NULL)
free( frame_buffer );
}
//--------------------------------------------------------------------
void ofxVideoGrabberPtgrey::close(){
if (camera != NULL) {
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free(camera);
}
if (pixels != NULL){
delete[] pixels;
pixels = NULL;
}
tex.clear();
}
void CameraIIDC::stopCapture(){
dc1394error_t err;
err = dc1394_video_set_transmission(cam, DC1394_OFF);
err = dc1394_capture_stop(cam);
// // Disable trigger
// err=dc1394_external_trigger_set_power(cam, DC1394_OFF);
// if (err!=DC1394_SUCCESS)
// cerr << "libdc1394: Could not set external trigger on!";
capturing = false;
}
int _stopCam(){
if(camera==NULL) {
dc1394_log_error("Camera is not initialised");
return -1;
}
/*-----------------------------------------------------------------------
* stop data transmission
*-----------------------------------------------------------------------*/
err=dc1394_video_set_transmission(camera,DC1394_OFF);
DC1394_ERR_CLN_RTN(err,_unsetupCam(),"Could not stop transmission of the camera");
err=dc1394_capture_stop(camera);
DC1394_ERR_CLN_RTN(err,_unsetupCam(),"Could not stop capture of the camera");
return 0;
}
void
DisplayStatsAndExit(int sig)
{
int i;
fprintf(stderr,"\nFramerate statistics:\n");
fprintf(stderr,"bin centers:\t[");
for (i=0;i<bin_n;i++) {
if (i==0)
fprintf(stderr,"<");
fprintf(stderr,"%3.1f",(float)bin_min+(float)(bin_max-bin_min)/(float)bin_n*((float)i+.5));
if (i==bin_n-1)
fprintf(stderr,">");
if (i<bin_n)
fprintf(stderr,"\t");
}
fprintf(stderr,"]\n");
fprintf(stderr,"histogram:\t[");
for (i=0;i<bin_n;i++) {
if (bins[i]!=0)
fprintf(stderr,"%d",bins[i]);
else
fprintf(stderr," ");
if (i<bin_n)
fprintf(stderr,"\t");
}
fprintf(stderr,"]\n");
fprintf(stderr,"percentage:\t[");
for (i=0;i<bin_n;i++) {
if (bins[i]!=0)
fprintf(stderr,"%3.1f",(float)bins[i]/nframes*100);
else
fprintf(stderr," ");
if (i<bin_n)
fprintf(stderr,"\t");
}
fprintf(stderr,"]\n");
free(bins);
SDL_Quit();
dc1394_video_set_transmission(camera, DC1394_OFF);
dc1394_capture_stop(camera);
dc1394_camera_free (camera);
dc1394_free(d);
exit(0);
}
DC1394Camera::~DC1394Camera()
{
// Stop any background image processing
cleanup();
LOGGER.infoStream() << m_guid << ": Turning off camera ";
dc1394_video_set_transmission(m_camera, DC1394_OFF);
dc1394_capture_stop(m_camera);
// not sure why we would want to turn off the camera
// especially since we never turn it on anywhere
// dc1394_camera_set_power(m_camera, DC1394_OFF);
dc1394_camera_free(m_camera);
shutdownLibDC1394();
}
void ieee1394capture::cleanup()
{
int32_t i;
if (CREATED_CAMS == true)
{
for (i = 0; i < numCameras; i++) {
dc1394_video_set_transmission(cameras[i], DC1394_OFF);
dc1394_capture_stop(cameras[i]);
}
CREATED_CAMS=false;
}
if ( CREATED_BUS == true )
{
dc1394_free(d);
CREATED_BUS=false;
}
}
int main(int argc, char *argv[])
{
dc1394camera_t * camera;
dc1394error_t err;
dc1394video_frame_t * frame;
dc1394_t * d;
dc1394camera_list_t * list;
d = dc1394_new (); /* Initialize libdc1394 */
if (!d)
return 1;
err=dc1394_camera_enumerate (d, &list); /* Find cameras */
DC1394_ERR_RTN(err,"Failed to enumerate cameras");
if (list->num == 0) { /* Verify that we have at least one camera */
dc1394_log_error("No cameras found");
return 1;
}
camera = dc1394_camera_new (d, list->ids[0].guid); /* Work with first camera */
if (!camera) {
dc1394_log_error("Failed to initialize camera with guid %llx", list->ids[0].guid);
return 1;
}
dc1394_camera_free_list (list);
err=dc1394_capture_setup(camera, 4, DC1394_CAPTURE_FLAGS_DEFAULT); /* Setup capture */
err=dc1394_video_set_transmission(camera, DC1394_ON); /* Start transmission */
err=dc1394_capture_dequeue(camera, DC1394_CAPTURE_POLICY_WAIT, &frame);/* Capture */
DC1394_ERR_RTN(err,"Problem getting an image");
err=dc1394_capture_enqueue(camera, frame); /* Release the buffer */
err=dc1394_video_set_transmission(camera, DC1394_OFF); /* Stop transmission */
err=dc1394_capture_stop(camera); /* Stop capture */
printf("Hello World\n"); /* Hey, this is a HELLO WORLD program!! */
dc1394_camera_free (camera); /* cleanup and exit */
dc1394_free (d);
return 0;
}
void Libdc1394Grabber::cleanupCamera()
{
closeCamera = true;
ofxThread::stopThread();
ofLog(OF_LOG_VERBOSE,"Stopped capture thread.");
//this sleep seems necessary, at least on OSX, to avoid an occasional hang on exit
ofSleepMillis(150);
dc1394switch_t is_iso_on = DC1394_OFF;
if(camera) {
if (dc1394_video_get_transmission(camera, &is_iso_on)!=DC1394_SUCCESS) {
is_iso_on = DC1394_ON; // try to shut ISO anyway
}
if (is_iso_on > DC1394_OFF) {
if (dc1394_video_set_transmission(camera, DC1394_OFF)!=DC1394_SUCCESS) {
ofLog(OF_LOG_ERROR, "Could not stop ISO transmission!");
}
}
}
ofLog(OF_LOG_VERBOSE,"Stopped ISO transmission.");
/* cleanup and exit */
if(cameraList)
dc1394_camera_free_list (cameraList);
if(camera) {
dc1394_capture_stop(camera);
dc1394_camera_free (camera);
camera = NULL;
}
ofLog(OF_LOG_VERBOSE,"Stopped camera.");
if(dc1394) {
dc1394_free (dc1394);
dc1394 = NULL;
}
if(pixels) {
delete [] pixels;
pixels = NULL;
}
printf("Closed!\n");
}
/*****************************************************************************
* Close:
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t*)p_this;
demux_sys_t *p_sys = p_demux->p_sys;
/* Stop data transmission */
if( dc1394_video_set_transmission( p_sys->camera,
DC1394_OFF ) != DC1394_SUCCESS )
msg_Err( p_demux, "Unable to stop camera iso transmission" );
/* Close camera */
dc1394_capture_stop( p_sys->camera );
CloseAudioDev( p_demux );
dc1394_camera_free(p_sys->camera);
dc1394_free(p_sys->p_dccontext);
free( p_sys->video_device );
free( p_sys->audio_device );
free( p_sys );
}
void
VideoIIDC1394::stop(void)
{
#if defined(DUNE_WITH_DC1394)
dc1394error_t error_code;
error_code = dc1394_video_set_transmission(camera, DC1394_OFF);
if (error_code < 0)
{
throw std::runtime_error("Could not stop video capture");
free(this);
std::exit(EXIT_FAILURE);
}
error_code = dc1394_capture_stop(camera);
if (error_code < 0)
{
throw std::runtime_error("Could not stop video capture");
free(this);
std::exit(EXIT_FAILURE);
}
#endif
}
