void CameraOpen()
{
char name[256];
for (int i=0;;i++) {
if (0 != imgInterfaceQueryNames(i, name))
break;
dbgprintf("IMAQ interface: %s\n", name);
}
if (fastCMOS)
CameraClose();
imgInterfaceOpen("img0", &ifid);
imgSessionOpen(ifid, &session);
fastCMOS = new FastCMOS(session);
std::string info = fastCMOS->readInfo();
CameraConfigure();
int fps = fastCMOS->getFramerate().fps;
dbgprintf("FPS: %d\n", fps);
}
/**
* gst_niimaqsrc_start:
* src: #GstBaseSrc instance
*
* Open necessary resources
*
* Returns: TRUE on success
*/
static gboolean
gst_niimaqsrc_start (GstBaseSrc * bsrc)
{
GstNiImaqSrc *src = GST_NIIMAQSRC (bsrc);
Int32 rval;
gint i;
gst_niimaqsrc_reset (src);
GST_LOG_OBJECT (src, "Opening IMAQ interface: %s", src->interface_name);
/* open IMAQ interface */
rval = imgInterfaceOpen (src->interface_name, &(src->iid));
if (rval) {
gst_niimaqsrc_report_imaq_error (rval);
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Failed to open IMAQ interface"),
("Failed to open camera interface %s", src->interface_name));
goto error;
}
GST_LOG_OBJECT (src, "Opening IMAQ session: %s", src->interface_name);
/* open IMAQ session */
rval = imgSessionOpen (src->iid, &(src->sid));
if (rval) {
gst_niimaqsrc_report_imaq_error (rval);
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Failed to open IMAQ session"), ("Failed to open IMAQ session %d",
src->sid));
goto error;
}
/* Allow use of 1428 and other 32-bit DMA cards on 64-bit systems with
greater than 3GB of memory. */
niimaquDisable32bitPhysMemLimitEnforcement (src->sid);
GST_LOG_OBJECT (src, "Creating ring with %d buffers", src->bufsize);
/* create array of pointers to give to IMAQ for creating internal buffers */
src->buflist = g_new (guint32 *, src->bufsize);
src->times = g_new (GstClockTime, src->bufsize);
for (i = 0; i < src->bufsize; i++) {
src->buflist[i] = 0;
src->times[i] = GST_CLOCK_TIME_NONE;
}
/* CAUTION: if this is ever changed to manually allocate memory, we must
be careful about allocating 64-bit addresses, as some IMAQ cards don't
support this, and can give a runtime error. See above call to
niimaquDisable32bitPhysMemLimitEnforcement */
rval =
imgRingSetup (src->sid, src->bufsize, (void **) (src->buflist), 0, FALSE);
if (rval) {
gst_niimaqsrc_report_imaq_error (rval);
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Failed to create ring buffer"),
("Failed to create ring buffer with %d buffers", src->bufsize));
goto error;
}
GST_LOG_OBJECT (src, "Registering callback functions");
rval = imgSessionWaitSignalAsync2 (src->sid, IMG_SIGNAL_STATUS,
IMG_FRAME_START, IMG_SIGNAL_STATE_RISING,
gst_niimaqsrc_frame_start_callback, src);
rval |= imgSessionWaitSignalAsync2 (src->sid, IMG_SIGNAL_STATUS,
IMG_AQ_IN_PROGRESS, IMG_SIGNAL_STATE_RISING,
gst_niimaqsrc_aq_in_progress_callback, src);
rval |= imgSessionWaitSignalAsync2 (src->sid, IMG_SIGNAL_STATUS,
IMG_AQ_DONE, IMG_SIGNAL_STATE_RISING,
gst_niimaqsrc_aq_done_callback, src);
if (rval) {
gst_niimaqsrc_report_imaq_error (rval);
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Failed to register callback(s)"), ("Failed to register callback(s)"));
goto error;
}
return TRUE;
error:
gst_niimaqsrc_close_interface (src);
return FALSE;;
}
/**
* gst_niimaqsrc_class_probe_interfaces:
* @klass: #GstNiImaqClass
* @check: whether to enumerate interfaces
*
* Probes NI-IMAQ driver for available interfaces
*
* Returns: TRUE always
*/
static gboolean
gst_niimaqsrc_class_probe_interfaces (GstNiImaqSrcClass * klass, gboolean check)
{
if (!check) {
guint32 n;
gchar name[256];
/* clear interface list */
while (interfaces) {
gchar *iface = interfaces->data;
interfaces = g_list_remove (interfaces, iface);
g_free (iface);
}
GST_LOG_OBJECT (klass, "About to probe for IMAQ interfaces");
/* enumerate interfaces, limiting ourselves to the first 64 */
for (n = 0; n < 64; n++) {
guint32 iid;
guint32 nports;
guint32 port;
gchar *iname;
uInt32 rval;
/* get interface names until there are no more */
if (rval = imgInterfaceQueryNames (n, name) != 0) {
gst_niimaqsrc_report_imaq_error (rval);
break;
}
/* ignore NICFGen */
if (g_strcmp0 (name, "NICFGen.iid") == 0)
continue;
/* try and open the interface */
if (rval = imgInterfaceOpen (name, &iid) != 0) {
gst_niimaqsrc_report_imaq_error (rval);
continue;
}
/* find how many ports the interface provides */
rval = imgGetAttribute (iid, IMG_ATTR_NUM_PORTS, &nports);
gst_niimaqsrc_report_imaq_error (rval);
rval = imgClose (iid, TRUE);
gst_niimaqsrc_report_imaq_error (rval);
/* iterate over all the available ports */
for (port = 0; port < nports; port++) {
/* if the there are multiple ports append the port number */
if (nports > 1)
iname = g_strdup_printf ("%s::%d", name, port);
else
iname = g_strdup (name);
/* TODO: should check to see if a camera is actually attached */
interfaces = g_list_append (interfaces, iname);
GST_DEBUG_OBJECT (klass, "Adding interface '%s' to list", iname);
}
}
init = TRUE;
}
klass->interfaces = interfaces;
return init;
}
void AcquireThreadBasler::BaslerAcquire (void)
{
sprintf_s(intfName, "img0");//img0 Basler///img3 Atmel
imgInterfaceOpen (intfName, &Iid);
imgSessionOpen (Iid, &Sid);
AcqWinWidth = globalOptions->IMAGEWIDTH;
AcqWinHeight = globalOptions->IMAGEHEIGHT;
imgSetAttribute2 (Sid, IMG_ATTR_ROI_WIDTH, AcqWinWidth);
imgSetAttribute2 (Sid, IMG_ATTR_ROI_HEIGHT, AcqWinHeight);
imgSessionTriggerConfigure2(Sid, IMG_SIGNAL_EXTERNAL, 0,
IMG_TRIG_POLAR_ACTIVEH, 5000,
IMG_TRIG_ACTION_BUFFER);
for(int i=0; i<NUM_RING_BUFFERS; i++)
ImaqBuffers[i] = NULL;
// Setup and launch the ring acquisition
imgRingSetup (Sid, NUM_RING_BUFFERS, (void**)ImaqBuffers, 0, TRUE);
uInt32 currBufNum;
//Infinite Loop
//Temporarily we have incorporated an infinite loop. Stop the program execution by closing the program.
//Threads can also be suspended and resumed via the start/stop buttons
while (true)
{
DataFramePos = RawData; //Reset the DataFramePos pointer to the beginning, pointed to by RawData
if (globalOptions->volumeReady < 1)
{
for (int framenum=0; framenum < globalOptions->NumFramesPerVol; framenum++)
{
if (breakLoop)
break;
imgSessionExamineBuffer2 (Sid, IMG_CURRENT_BUFFER , &currBufNum, (void**)&ImaqBuffer);
if (!ImaqBuffer) { //Check if Basler Camera is on and properly connected
printf("ERROR: Basler Camera is either off, or miscommunication with framegrabber.\n Exiting Program...\n");
Sleep(2000);
exit(1);
}
memcpy(DataFramePos, ImaqBuffer, AcqWinHeight*AcqWinWidth*sizeof(unsigned short));
DataFramePos = &DataFramePos[AcqWinHeight*AcqWinWidth];
imgSessionReleaseBuffer (Sid);
if(!globalOptions->bVolumeScan)
DataFramePos = RawData;
}
if (breakLoop) {
breakLoop = false; //Reset the breakLoop flag after each time
} else {
globalOptions->volumeReady++;
}
}
else
{
if(globalOptions->saveVolumeflag == true)
{
fwrite(DataFramePos,2,AcqWinWidth*AcqWinHeight*globalOptions->NumFramesPerVol,globalOptions->fid);
globalOptions->saveVolumeflag =false;
fclose(globalOptions->fid);
ScanThrPtr->InitializeSyncAndScan();
}
globalOptions->volumeReady = 0;
}
}
}
