void ofxffmv::initializeWithGUID(GUID cameraGuid,int cameraWidth,int cameraHeight,int cameraLeft,int cameraTop,bool useROI,unsigned char cameraDepth,int cameraFramerate,bool isPlaying)
{
FlyCaptureInfoEx* tempArInfo = new FlyCaptureInfoEx[_MAX_CAMERAS_];
unsigned int camNum = 0;
flycaptureBusEnumerateCamerasEx( tempArInfo, &camNum );
for (int i=0;i<camNum;i++)
{
if ((unsigned long)tempArInfo[i].SerialNumber == cameraGuid.Data1)
index = i;
}
arInfo = tempArInfo[index];
flycaptureCreateContext(&context);
flycaptureInitialize( context, index );
guid = cameraGuid;
width = cameraWidth;
height = cameraHeight;
framerate = cameraFramerate;
left = cameraLeft;
top = cameraTop;
roiMode = useROI;
depth = cameraDepth;
flycaptureStartCustomImage(context,0,left,top,width,height,100,FLYCAPTURE_MONO8);
flycaptureGrabImage2( context, &fcImage );
width = fcImage.iCols;
height = fcImage.iRows;
depth = (width*height!=0) ? fcImage.iRowInc/fcImage.iRows : 0;
flycaptureSetColorProcessingMethod( context,FLYCAPTURE_DISABLE);
isInitialized = true;
delete tempArInfo;
}
int ofxffmv::getCameraBaseCount()
{
unsigned int tcamNum = 0;
FlyCaptureInfoEx* tArInfo = new FlyCaptureInfoEx[_MAX_CAMERAS_];
flycaptureBusEnumerateCamerasEx( tArInfo, &tcamNum );
delete tArInfo;
return tcamNum;
}
void ofxffmv::listDevices()
{
printf("The following are FFMV\n");
// This function enumerates all the cameras found on the machine, across
// all 1394 buses and cards. It fills an array of FlyCaptureInfoEx
// structures with all of the pertinent information from the attached
// cameras. The index of a given FlyCaptureInfoEx structure in the array
// parInfo is the device number.
flycaptureBusEnumerateCamerasEx( arInfo, &camNum );
for( unsigned int uiBusIndex = 0; uiBusIndex < camNum; uiBusIndex++ )
{
FlyCaptureInfoEx* pinfo = &arInfo[ uiBusIndex ];
printf(
"Index %u: %s, SerialNumber: %u\n",
uiBusIndex,
pinfo->pszModelName,
pinfo->SerialNumber );
}
printf("end of listing FFMV\n\n");
}
int
main( int argc, char* argv[] )
{
FlyCaptureError error;
FlyCaptureContext context;
// check the arguments of the call to make sure the utility is being called properly.
if (argc != 2){
PrintUsage();
printf( "Done! (hit enter)" );
getchar();
return 0;
} else {
if (!((strcmp(argv[1], "-retrieve") == 0) || (strcmp(argv[1], "-capture") == 0)))
{
PrintUsage();
printf( "Done! (hit enter)" );
getchar();
return 0;
}
}
//
// Enumerate the cameras on the bus.
//
FlyCaptureInfoEx arInfo[ _MAX_CAMS ];
unsigned int uiSize = _MAX_CAMS;
error = flycaptureBusEnumerateCamerasEx( arInfo, &uiSize );
_HANDLE_ERROR( error, "flycaptureBusEnumerateCameras()" );
for( unsigned int uiBusIndex = 0; uiBusIndex < uiSize; uiBusIndex++ )
{
FlyCaptureInfoEx* pinfo = &arInfo[ uiBusIndex ];
printf(
"Index %u: %s (%u)\n",
uiBusIndex,
pinfo->pszModelName,
pinfo->SerialNumber );
}
//
// Create the context.
//
error = flycaptureCreateContext( &context );
_HANDLE_ERROR( error, "flycaptureCreateContext()" );
//
// Initialize the camera.
//
printf( "Initializing camera %u.\n", _CAMERA_INDEX );
error = flycaptureInitialize( context, _CAMERA_INDEX );
_HANDLE_ERROR( error, "flycaptureInitialize()" );
//
// Reset the camera to default factory settings by asserting bit 0
//
error = flycaptureSetCameraRegister( context, INITIALIZE, 0x80000000 );
_HANDLE_ERROR( error, "flycaptureSetCameraRegister()" );
//
// Power-up the camera (for cameras that support this feature)
//
error = flycaptureSetCameraRegister( context, CAMERA_POWER, 0x80000000 );
_HANDLE_ERROR( error, "flycaptureSetCameraRegister()" );
//
// Report camera info.
//
FlyCaptureInfoEx info;
error = flycaptureGetCameraInfo( context, &info );
_HANDLE_ERROR( error, "flycaptureGetCameraInfo()" );
printf( "Camera info:\n" );
reportCameraInfo( &info );
//
// Query and report on the camera's ability to handle custom image modes.
// We use the maximum and unit values to determine the size of the image
// which can be saved to flash.
//
bool bAvailable;
unsigned int uiMaxImageSizeCols;
unsigned int uiMaxImageSizeRows;
unsigned int uiImageUnitSizeHorz;
unsigned int uiImageUnitSizeVert;
unsigned int uiOffsetUnitSizeHorz;
unsigned int uiOffsetUnitSizeVert;
unsigned int uiPixelFormats;
error = ::flycaptureQueryCustomImageEx(
context,
MODE,
&bAvailable,
&uiMaxImageSizeCols,
&uiMaxImageSizeRows,
&uiImageUnitSizeHorz,
&uiImageUnitSizeVert,
&uiOffsetUnitSizeHorz,
&uiOffsetUnitSizeVert,
&uiPixelFormats );
_HANDLE_ERROR( error, "flycaptureQueryCustomImageEx()" );
//
// Check to see if Flash Reading/Writing is supported by the camera
//
unsigned long ulRegVal;
error = flycaptureGetCameraRegister(context, DATA_FLASH_CTRL, &ulRegVal);
printf( "Data control register = %x\n", ulRegVal );
if((0x80000000 & ulRegVal) == 0)
{
printf("This camera does not support the user data area feature. Exiting...\n");
//
// Destroy the context
//
flycaptureDestroyContext(context);
printf( "Done! (hit enter)" );
getchar();
return 0;
}
// Determine the available size of the Flash from the DATA_FLASH_CTRL register
int iPageSize = (int)pow(2.0, (int)(ulRegVal & 0x00FFF000) >> 12);
int iNumPages = (int)pow(2.0, (int)(ulRegVal & 0x00000FFF));
unsigned int uiAvailableFlashSize = iPageSize * iNumPages;
unsigned int uiHeight = uiMaxImageSizeCols;
unsigned int uiWidth = uiMaxImageSizeRows;
// If the Flash is not large enough to hold a full, high-res image, determine the
// maximum image with a 4:3 aspect ration which can fit in the flash and use those
// dimensions.
if (uiMaxImageSizeCols*uiMaxImageSizeRows > uiAvailableFlashSize)
{
uiHeight = (int)sqrt(uiAvailableFlashSize*3.0/4);
uiWidth = uiHeight*4/3;
uiHeight -= (uiHeight % uiImageUnitSizeVert);
uiWidth -= (uiWidth % uiImageUnitSizeHorz);
}
//
// Determine the quadlet offset of the Flash area
//
unsigned long ulLUTLoc;
error = flycaptureGetCameraRegister(context, DATA_FLASH_DATA, &ulLUTLoc);
_HANDLE_ERROR( error, "flycaptureGetCameraRegister()" );
//
// Start grabbing images in the current videomode and framerate.
//
printf( "Starting camera.\n\n" );
error = flycaptureStartCustomImage(context, 0, 0, 0, uiWidth, uiHeight, 40, FLYCAPTURE_MONO8);
_HANDLE_ERROR( error, "flycaptureStart()" );
FlyCaptureImage image;
memset( &image, 0x0, sizeof( FlyCaptureImage ) );
// Here, we grab 10 images and only look at the last one, since after starting the camera,
// it takes a few images for the the auto settings to stabilize (ie. exposure, gain, etc)
for ( int iImage = 0; iImage < _IMAGES_TO_GRAB; iImage++ )
{
error = flycaptureGrabImage2( context, &image );
_HANDLE_ERROR( error, "flycaptureGrabImage2()" );
}
// Check to see if we are capturing or retrieving
if (strcmp(argv[1], "-capture") == 0)
{
printf( "Saving raw image to camera FLASH.\n\n" );
//
// Write the image to the cameras flash
//
error = flycaptureWriteRegisterBlock(
context,
0xFFFF,
0xF0000000+ulLUTLoc*4,
(const unsigned long*)&(image.pData[0]),
(image.iRowInc*image.iRows/4));
_HANDLE_ERROR( error, "flycaptureWriteRegisterBlock()" );
} else if (strcmp(argv[1], "-retrieve") == 0){ // if we are not capturing (we are retrieving).
printf( "Grabbing image from FLASH and saving it to disk as %s.\n\n", FILENAME_RAW_FROM_FLASH );
// Create a flycapture image to save
FlyCaptureImage savedImage;
memset( &savedImage, 0x0, sizeof( FlyCaptureImage ) );
// Fill in the savedImage structure
savedImage.iCols = image.iCols;
savedImage.iRows = image.iRows;
savedImage.iRowInc = image.iRowInc;
savedImage.videoMode = image.videoMode;
savedImage.timeStamp = image.timeStamp;
savedImage.bStippled = image.bStippled;
savedImage.pixelFormat = image.pixelFormat;
savedImage.iNumImages = image.iNumImages;
savedImage.pData = (unsigned char*)malloc(savedImage.iRowInc*savedImage.iRows);
// Read data from the flash into the SavedImage structure
error = flycaptureReadRegisterBlock(
context,
0xFFFF,
0xF0000000+ulLUTLoc*4,
(unsigned long*)&(savedImage.pData[0]),
(savedImage.iRowInc*savedImage.iRows/4));
_HANDLE_ERROR( error, "flycaptureReadRegisterBlock()" );
// Save the image to disk
error = flycaptureSaveImage(
context,
&savedImage,
FILENAME_RAW_FROM_FLASH,
FLYCAPTURE_FILEFORMAT_PGM );
_HANDLE_ERROR( error, "flycaptureSaveImage()" );
free(savedImage.pData);
} else {
// We should never get here since the check at the top should catch this,
// but this is here for completeness.
PrintUsage();
}
//
// Stop the camera
//
error = flycaptureStop( context );
_HANDLE_ERROR( error, "flycaptureStop()" );
//
// Destroy the context.
//
error = flycaptureDestroyContext( context );
_HANDLE_ERROR( error, "flycaptureDestroyContext()" );
printf( "Done! (hit enter)" );
getchar();
return 0;
}
