void Camera::start(FrameStartTriggerMode fmode, AcquisitionMode amode) { //assert( FSTmode_ == None && fmode != None ); ///@todo verify this assert again //assert( fmode == SyncIn1 || fmode == SyncIn2 || fmode == Software || !userCallback_.empty() ); // set camera in acquisition mode CHECK_ERR( PvCaptureStart(handle_), "Could not start capture"); if (fmode == Freerun || fmode == SyncIn1 || fmode == SyncIn2 || fmode == FixedRate) for (unsigned int i = 0; i < bufferSize_; ++i) PvCaptureQueueFrame(handle_, frames_ + i, Camera::frameDone); // start capture after setting acquisition and trigger modes try { ///@todo take this one also as an argument CHECK_ERR( PvAttrEnumSet(handle_, "AcquisitionMode", acquisitionModes[amode]), "Could not set acquisition mode" ); CHECK_ERR( PvAttrEnumSet(handle_, "FrameStartTriggerMode", triggerModes[fmode]), "Could not set trigger mode" ); CHECK_ERR( PvCommandRun(handle_, "AcquisitionStart"), "Could not start acquisition" ); } catch (ProsilicaException& e) { PvCaptureEnd(handle_); // reset to non capture mode throw; // rethrow } FSTmode_ = fmode; Amode_ = amode; }
bool CvCaptureCAM_PvAPI::startCapture() { // Start the camera PvCaptureStart(Camera.Handle); // Set the camera to capture continuously if(PvAttrEnumSet(Camera.Handle, "AcquisitionMode", "Continuous")!= ePvErrSuccess) { fprintf(stderr,"Could not set PvAPI Acquisition Mode\n"); return false; } if(PvCommandRun(Camera.Handle, "AcquisitionStart")!= ePvErrSuccess) { fprintf(stderr,"Could not start PvAPI acquisition\n"); return false; } if(PvAttrEnumSet(Camera.Handle, "FrameStartTriggerMode", "Freerun")!= ePvErrSuccess) { fprintf(stderr,"Error setting PvAPI trigger to \"Freerun\""); return false; } return true; }
// setup and start streaming void cameraStart(tCamera* camera, tPvUint32 packetSize) { cameraSetPixelFormat(camera, "Mono16"); cameraSetExpo(camera, 1000); //tPvUint32 ROI[4]={0,0,493,659}; //cameraSetROI(camera,ROI); // Auto adjust the packet size to max supported by the network, up to a max of 8228. // NOTE: In Vista, if the packet size on the network card is set lower than 8228, // this call may break the network card's driver. See release notes. // tPvErr err = PvCaptureAdjustPacketSize(camera->Handle,packetSize); //err = PvAttrUint32Set(camera->Handle, "PacketSize", 1500); if (err != ePvErrSuccess){ stringstream buf; buf << "failed to adjust packet size : " << cameraGetError(err) << endl; throw buf.str(); } unsigned long FrameSize = 0; err = PvAttrUint32Get(camera->Handle, "TotalBytesPerFrame", &FrameSize); if (err != ePvErrSuccess){ stringstream buf; buf << "failed to get TotalBytesPerFrame : " << cameraGetError(err) << endl; throw buf.str(); } // allocate the buffer for the single frame we need camera->Frame.Context[0] = camera; camera->Frame.ImageBuffer = new char[FrameSize]; if (camera->Frame.ImageBuffer) camera->Frame.ImageBufferSize = FrameSize; else throw "failed allocate Frame.ImageBuffer"; // how big should the frame buffers be? if (!err) { // set the camera is capture mode if (!PvCaptureStart(camera->Handle)) { // set the camera in continuous acquisition mode if (!PvAttrEnumSet(camera->Handle, "FrameStartTriggerMode", "Freerun")) { //"FixedRate" / "Freerun" // and set the acquisition mode into continuous if (PvCommandRun(camera->Handle, "AcquisitionStart")) { // if that fail, we reset the camera to non capture mode PvCaptureEnd(camera->Handle); throw "failed to set the acquisition mode into continuous"; } } else throw "failed to set the camera in continuous acquisition mode"; } else throw "failed to set the camera is capture mode"; } else throw "failed to get TotalBytesPerFrame parameter"; }
// setup and start streaming bool CameraStart(tCamera* Camera) { unsigned long FrameSize = 0; // Auto adjust the packet size to max supported by the network, up to a max of 8228. // NOTE: In Vista, if the packet size on the network card is set lower than 8228, // this call may break the network card's driver. See release notes. // //PvCaptureAdjustPacketSize(Camera->Handle,8228); // how big should the frame buffers be? if(!PvAttrUint32Get(Camera->Handle,"TotalBytesPerFrame",&FrameSize)) { bool failed = false; // allocate the buffer for the single frame we need Camera->Frame.Context[0] = Camera; Camera->Frame.ImageBuffer = new char[FrameSize]; if(Camera->Frame.ImageBuffer) Camera->Frame.ImageBufferSize = FrameSize; else failed = true; if(!failed) { // set the camera is capture mode if(!PvCaptureStart(Camera->Handle)) { // set the camera in continuous acquisition mode if(!PvAttrEnumSet(Camera->Handle,"FrameStartTriggerMode","Freerun")) { // and set the acquisition mode into continuous if(PvCommandRun(Camera->Handle,"AcquisitionStart")) { // if that fail, we reset the camera to non capture mode PvCaptureEnd(Camera->Handle) ; return false; } else return true; } else return false; } else return false; } else return false; } else return false; }
bool OmniCamera::connect(void) { if(isConnected()) return true; tPvCameraInfoEx info[1]; unsigned long frameSize = 0; //PvLinkCallbackRegister(CameraEventCB,ePvLinkAdd,NULL); //PvLinkCallbackRegister(CameraEventCB,ePvLinkRemove,NULL); if(!PvInitialize()) { while(!PvCameraCount()) Sleep(250); unsigned long numCameras = PvCameraListEx(info, 1, NULL, sizeof(tPvCameraInfoEx));; if ((numCameras == 1) && (info[0].PermittedAccess & ePvAccessMaster)) { _camera.UID = info[0].UniqueId; if(!PvCameraOpen(_camera.UID, ePvAccessMaster, &(_camera.handle))) { if(!PvAttrUint32Get(_camera.handle,"TotalBytesPerFrame",&frameSize)) { _camera.frame.ImageBuffer = new char[frameSize]; unsigned long format=0; PvAttrEnumSet(_camera.handle,"PixelFormat","Bayer8"); char text[100]; PvAttrEnumGet(_camera.handle,"PixelFormat",text,sizeof(text),&format); printf("format %d %s\n",format,text); if(_camera.frame.ImageBuffer) { _camera.frame.ImageBufferSize = frameSize; PvAttrUint32Get(_camera.handle,"Width",&_width); PvAttrUint32Get(_camera.handle,"Height",&_height); PvCaptureStart(_camera.handle); PvAttrEnumSet(_camera.handle, "AcquisitionMode", "Continuous"); PvCommandRun(_camera.handle, "AcquisitionStart"); _connected = true; return true; } } } } } _connected = false; return false; }
bool CameraGigE::onStart() { // set the camera is acquisition mode if (!PvCaptureStart(cHandle)) { // start the acquisition and make sure the trigger mode is "freerun" if (PvCommandRun(cHandle, "AcquisitionStart")) { // if that fail, we reset the camera to non capture mode PvCaptureEnd(cHandle); return false; } else return true; } else return false; }
// // idlPvCaptureStart // // Start the image capture stream. // // command line arguments // argv[0]: IN/FLAG debug // argv[1]: IN camera index int idlPvCaptureStart (int argc, char *argv[]) { unsigned long n; unsigned long err; debug = *(IDL_INT *) argv[0]; n = *(unsigned long *) argv[1]; CHECKINDEX(n); err = PvCaptureStart(camera[n]); return idlPvErrCode(err); }
// setup and start streaming // return value: true == success, false == fail bool CameraStart() { tPvErr errCode; bool failed = false; // NOTE: This call sets camera PacketSize to largest sized test packet, up to 8228, that doesn't fail // on network card. Some MS VISTA network card drivers become unresponsive if test packet fails. // Use PvUint32Set(handle, "PacketSize", MaxAllowablePacketSize) instead. See network card properties // for max allowable PacketSize/MTU/JumboFrameSize. if((errCode = PvCaptureAdjustPacketSize(GCamera.Handle,8228)) != ePvErrSuccess) { printf("CameraStart: PvCaptureAdjustPacketSize err: %u\n", errCode); return false; } // start driver capture stream if((errCode = PvCaptureStart(GCamera.Handle)) != ePvErrSuccess) { printf("CameraStart: PvCaptureStart err: %u\n", errCode); return false; } // queue frames with FrameDoneCB callback function. Each frame can use a unique callback function // or, as in this case, the same callback function. for(int i=0;i<FRAMESCOUNT && !failed;i++) { if((errCode = PvCaptureQueueFrame(GCamera.Handle,&(GCamera.Frames[i]),FrameDoneCB)) != ePvErrSuccess) { printf("CameraStart: PvCaptureQueueFrame err: %u\n", errCode); failed = true; } } if (failed) return false; // set the camera to 5 FPS, continuous mode, and start camera receiving triggers if((PvAttrFloat32Set(GCamera.Handle,"FrameRate",5) != ePvErrSuccess) || (PvAttrEnumSet(GCamera.Handle,"FrameStartTriggerMode","FixedRate") != ePvErrSuccess) || (PvAttrEnumSet(GCamera.Handle,"AcquisitionMode","Continuous") != ePvErrSuccess) || (PvCommandRun(GCamera.Handle,"AcquisitionStart") != ePvErrSuccess)) { printf("CameraStart: failed to set camera attributes\n"); return false; } return true; }
// setup and start streaming bool CameraStart(tCamera* Camera) { unsigned long FrameSize = 0; // how big should the frame buffers be? if(!PvAttrUint32Get(Camera->Handle,"TotalBytesPerFrame",&FrameSize)) { bool failed = false; // allocate the buffer for the single frame we need Camera->Frame.Context[0] = Camera; Camera->Frame.ImageBuffer = new char[FrameSize]; if(Camera->Frame.ImageBuffer) Camera->Frame.ImageBufferSize = FrameSize; else failed = true; if(!failed) { // set the camera is capture mode if(!PvCaptureStart(Camera->Handle)) { // set the camera in continuous acquisition mode if(!PvAttrEnumSet(Camera->Handle,"FrameStartTriggerMode","Freerun")) { // and set the acquisition mode into continuous if(PvCommandRun(Camera->Handle,"AcquisitionStart")) { // if that fail, we reset the camera to non capture mode PvCaptureEnd(Camera->Handle) ; return false; } else return true; } else return false; } else return false; } else return false; } else return false; }
// setup and start streaming // return value: true == success, false == fail bool CameraStart() { tPvErr errCode; // NOTE: This call sets camera PacketSize to largest sized test packet, up to 8228, that doesn't fail // on network card. Some MS VISTA network card drivers become unresponsive if test packet fails. // Use PvUint32Set(handle, "PacketSize", MaxAllowablePacketSize) instead. See network card properties // for max allowable PacketSize/MTU/JumboFrameSize. if((errCode = PvCaptureAdjustPacketSize(GCamera.Handle,8228)) != ePvErrSuccess) { printf("CameraStart: PvCaptureAdjustPacketSize err: %u\n", errCode); return false; } // start driver capture stream if((errCode = PvCaptureStart(GCamera.Handle)) != ePvErrSuccess) { printf("CameraStart: PvCaptureStart err: %u\n", errCode); return false; } // queue frame if((errCode = PvCaptureQueueFrame(GCamera.Handle,&(GCamera.Frame),NULL)) != ePvErrSuccess) { printf("CameraStart: PvCaptureQueueFrame err: %u\n", errCode); // stop driver capture stream PvCaptureEnd(GCamera.Handle); return false; } // set the camera in hardware trigger, continuous mode, and start camera receiving triggers if((PvAttrEnumSet(GCamera.Handle,"FrameStartTriggerMode","SyncIn1") != ePvErrSuccess) || (PvAttrEnumSet(GCamera.Handle,"AcquisitionMode","Continuous") != ePvErrSuccess) || (PvCommandRun(GCamera.Handle,"AcquisitionStart") != ePvErrSuccess)) { printf("CameraStart: failed to set camera attributes\n"); // clear queued frame PvCaptureQueueClear(GCamera.Handle); // stop driver capture stream PvCaptureEnd(GCamera.Handle); return false; } return true; }
// setup and start streaming bool CameraStart() { unsigned long FrameSize = 0; // how big should the frame buffers be? if(!PvAttrUint32Get(GCamera.Handle,"TotalBytesPerFrame",&FrameSize)) { bool failed = false; // allocate the buffer for the single frame we need GCamera.Frame.ImageBuffer = new char[FrameSize]; if(GCamera.Frame.ImageBuffer) GCamera.Frame.ImageBufferSize = FrameSize; else failed = true; if(!failed) { // set the camera is capture mode if(!PvCaptureStart(GCamera.Handle)) { // and set the acquisition mode into continuous and software trigger mode if(PvAttrEnumSet(GCamera.Handle,"FrameStartTriggerMode","SyncIn1") || PvCommandRun(GCamera.Handle,"AcquisitionStart")) { // if that fail, we reset the camera to non capture mode PvCaptureEnd(GCamera.Handle) ; return false; } else return true; } else return false; } else return false; } else return false; }
// Initialize camera input bool CvCaptureCAM_PvAPI::open( int index ) { tPvCameraInfo cameraList[MAX_CAMERAS]; tPvCameraInfo camInfo; tPvIpSettings ipSettings; if (PvInitialize()) { } //return false; Sleep(1000); //close(); int numCameras=PvCameraList(cameraList, MAX_CAMERAS, NULL); if (numCameras <= 0 || index >= numCameras) return false; Camera.UID = cameraList[index].UniqueId; if (!PvCameraInfo(Camera.UID,&camInfo) && !PvCameraIpSettingsGet(Camera.UID,&ipSettings)) { /* struct in_addr addr; addr.s_addr = ipSettings.CurrentIpAddress; printf("Current address:\t%s\n",inet_ntoa(addr)); addr.s_addr = ipSettings.CurrentIpSubnet; printf("Current subnet:\t\t%s\n",inet_ntoa(addr)); addr.s_addr = ipSettings.CurrentIpGateway; printf("Current gateway:\t%s\n",inet_ntoa(addr)); */ } else { fprintf(stderr,"ERROR: could not retrieve camera IP settings.\n"); return false; } if (PvCameraOpen(Camera.UID, ePvAccessMaster, &(Camera.Handle))==ePvErrSuccess) { //Set Pixel Format to BRG24 to follow conventions /*Errcode = PvAttrEnumSet(Camera.Handle, "PixelFormat", "Bgr24"); if (Errcode != ePvErrSuccess) { fprintf(stderr, "PvAPI: couldn't set PixelFormat to Bgr24\n"); return NULL; } */ tPvUint32 frameWidth, frameHeight, frameSize; unsigned long maxSize; char pixelFormat[256]; PvAttrUint32Get(Camera.Handle, "TotalBytesPerFrame", &frameSize); PvAttrUint32Get(Camera.Handle, "Width", &frameWidth); PvAttrUint32Get(Camera.Handle, "Height", &frameHeight); PvAttrEnumGet(Camera.Handle, "PixelFormat", pixelFormat,256,NULL); maxSize = 8228; //PvAttrUint32Get(Camera.Handle,"PacketSize",&maxSize); if (PvCaptureAdjustPacketSize(Camera.Handle,maxSize)!=ePvErrSuccess) return false; if (strcmp(pixelFormat, "Mono8")==0) { grayframe = cvCreateImage(cvSize((int)frameWidth, (int)frameHeight), IPL_DEPTH_8U, 1); grayframe->widthStep = (int)frameWidth; frame = cvCreateImage(cvSize((int)frameWidth, (int)frameHeight), IPL_DEPTH_8U, 3); frame->widthStep = (int)frameWidth*3; Camera.Frame.ImageBufferSize = frameSize; Camera.Frame.ImageBuffer = grayframe->imageData; } else if (strcmp(pixelFormat, "Mono16")==0) { grayframe = cvCreateImage(cvSize((int)frameWidth, (int)frameHeight), IPL_DEPTH_16U, 1); grayframe->widthStep = (int)frameWidth; frame = cvCreateImage(cvSize((int)frameWidth, (int)frameHeight), IPL_DEPTH_16U, 3); frame->widthStep = (int)frameWidth*3; Camera.Frame.ImageBufferSize = frameSize; Camera.Frame.ImageBuffer = grayframe->imageData; } else if (strcmp(pixelFormat, "Bgr24")==0) { frame = cvCreateImage(cvSize((int)frameWidth, (int)frameHeight), IPL_DEPTH_8U, 3); frame->widthStep = (int)frameWidth*3; Camera.Frame.ImageBufferSize = frameSize; Camera.Frame.ImageBuffer = frame->imageData; } else return false; // Start the camera PvCaptureStart(Camera.Handle); // Set the camera to capture continuously if(PvAttrEnumSet(Camera.Handle, "AcquisitionMode", "Continuous")!= ePvErrSuccess) { fprintf(stderr,"Could not set Prosilica Acquisition Mode\n"); return false; } if(PvCommandRun(Camera.Handle, "AcquisitionStart")!= ePvErrSuccess) { fprintf(stderr,"Could not start Prosilica acquisition\n"); return false; } if(PvAttrEnumSet(Camera.Handle, "FrameStartTriggerMode", "Freerun")!= ePvErrSuccess) { fprintf(stderr,"Error setting Prosilica trigger to \"Freerun\""); return false; } return true; } fprintf(stderr,"Error cannot open camera\n"); return false; }
// Initialize camera input bool CvCaptureCAM_PvAPI::open( int index ) { tPvCameraInfo cameraInfo[MAX_CAMERAS]; if (PvInitialize()) return false; usleep(250000); //close(); int numCameras = PvCameraList(cameraInfo, MAX_CAMERAS, NULL); if (numCameras <= 0 || index >= numCameras) return false; Camera.UID = cameraInfo[index].UniqueId; if (PvCameraOpen(Camera.UID, ePvAccessMaster, &(Camera.Handle))==ePvErrSuccess) { //Set Pixel Format to BRG24 to follow conventions Errcode = PvAttrEnumSet(Camera.Handle, "PixelFormat", "Bgr24"); if (Errcode != ePvErrSuccess) { fprintf(stderr, "PvAPI: couldn't set PixelFormat to Bgr24\n"); return NULL; } tPvUint32 frameWidth, frameHeight, frameSize; PvAttrUint32Get(Camera.Handle, "TotalBytesPerFrame", &frameSize); PvAttrUint32Get(Camera.Handle, "Width", &frameWidth); PvAttrUint32Get(Camera.Handle, "Height", &frameHeight); // Create an image (24 bits RGB Color image) frame = cvCreateImage(cvSize(frameWidth, frameHeight), IPL_DEPTH_8U, 3); frame->widthStep = frameWidth*3; Camera.Frame.ImageBufferSize = frameSize; Camera.Frame.ImageBuffer = frame->imageData; // Start the camera PvCaptureStart(Camera.Handle); // Set the camera to capture continuously if(PvAttrEnumSet(Camera.Handle, "AcquisitionMode", "Continuous")!= ePvErrSuccess) { fprintf(stderr,"Could not set Prosilica Acquisition Mode\n"); return false; } if(PvCommandRun(Camera.Handle, "AcquisitionStart")!= ePvErrSuccess) { fprintf(stderr,"Could not start Prosilica acquisition\n"); return false; } if(PvAttrEnumSet(Camera.Handle, "FrameStartTriggerMode", "Freerun")!= ePvErrSuccess) { fprintf(stderr,"Error setting Prosilica trigger to \"Freerun\""); return false; } return true; } return false; }
//-------------------------------------------------------------------- bool ofxVideoGrabberPvAPI::initGrabber(int w, int h, bool setUseTexture){ width = w; height = h; tPvErr ret; //PvAPI return codes bUseTexture = setUseTexture; memset( &cameraUID, 0, sizeof(cameraUID) ); memset( &cameraHandle, 0, sizeof(cameraHandle) ); memset( &cameraFrame, 0, sizeof(cameraFrame) ); //---------------------------------- 1 - open the sequence grabber // lazy initialization of the Prosilica API if( !bPvApiInitiated ){ ret = PvInitialize(); if( ret == ePvErrSuccess ) { ofLog(OF_LOG_VERBOSE, "PvAPI initialized"); } else { ofLog(OF_LOG_ERROR, "unable to initialize PvAPI"); return false; } bPvApiInitiated = true; } //---------------------------------- 3 - buffer allocation // Create a buffer big enough to hold the video data, // make sure the pointer is 32-byte aligned. // also the rgb image that people will grab pixels = new unsigned char[width*height]; // check for any cameras plugged in int waitIterations = 0; while( PvCameraCount() < 1 ) { ofSleepMillis(250); waitIterations++; if( waitIterations > 8 ) { ofLog(OF_LOG_ERROR, "error: no camera found"); return false; } } //---------------------------------- 4 - device selection tPvUint32 count, connected; tPvCameraInfo list[maxConcurrentCams]; count = PvCameraList( list, maxConcurrentCams, &connected ); if(count >= 1) { bool bSelectedDevicePresent = false; if(bChooseDevice) { //check if selected device is available for( int i=0; i<count; ++i) { if( deviceID == list[i].UniqueId ) { bSelectedDevicePresent = true; cameraUID = list[i].UniqueId; } } } if( !bSelectedDevicePresent ){ cameraUID = list[0].UniqueId; ofLog(OF_LOG_NOTICE, "cannot find selected camera -> defaulting to first available"); ofLog(OF_LOG_VERBOSE, "there is currently an arbitrary hard limit of %i concurrent cams", maxConcurrentCams); } } else { ofLog(OF_LOG_ERROR, "no cameras available"); return false; } //---------------------------------- 5 - final initialization steps ret = PvCameraOpen( cameraUID, ePvAccessMaster, &cameraHandle ); if( ret == ePvErrSuccess ){ ofLog(OF_LOG_VERBOSE, "camera opened"); } else { if( ret == ePvErrAccessDenied ) { ofLog(OF_LOG_ERROR, "camera access denied, probably already in use"); } ofLog(OF_LOG_ERROR, "failed to open camera"); return false; } unsigned long FrameSize = 0; ret = PvAttrUint32Get( cameraHandle, "TotalBytesPerFrame", &FrameSize ); if( ret == ePvErrSuccess ){ // allocate the buffer for the single frame we need cameraFrame.ImageBuffer = new char[FrameSize]; cameraFrame.ImageBufferSize = FrameSize; ofLog(OF_LOG_VERBOSE, "camera asked for TotalBytesPerFrame"); } else { ofLog(OF_LOG_ERROR, "failed to allocate capture buffer"); return false; } ret = PvCaptureStart(cameraHandle); if( ret == ePvErrSuccess ){ ofLog(OF_LOG_VERBOSE, "camera set to capture mode"); } else { if( ret == ePvErrUnplugged ){ ofLog(OF_LOG_ERROR, "cannot start capture, camera was unplugged"); } ofLog(OF_LOG_ERROR, "cannot set to capture mode"); return false; } ret = PvAttrEnumSet(cameraHandle,"FrameStartTriggerMode","Freerun"); if( ret == ePvErrSuccess ){ ofLog(OF_LOG_VERBOSE, "camera set to continuous mode"); } else { ofLog(OF_LOG_ERROR, "cannot set to continous mode"); return false; } ret = PvCommandRun(cameraHandle,"AcquisitionStart"); if( ret == ePvErrSuccess ){ ofLog(OF_LOG_VERBOSE, "camera continuous acquisition started"); } else { // if that fail, we reset the camera to non capture mode PvCaptureEnd(cameraHandle) ; ofLog(OF_LOG_ERROR, "cannot start continuous acquisition"); return false; } bGrabberInited = true; //loadSettings(); ofLog(OF_LOG_NOTICE,"camera is ready now"); //---------------------------------- 6 - setup texture if needed if (bUseTexture){ // create the texture, set the pixels to black and // upload them to the texture (so at least we see nothing black the callback) tex.allocate(width,height,GL_LUMINANCE); memset(pixels, 0, width*height); tex.loadData(pixels, width, height, GL_LUMINANCE); } // we are done return true; }