int RunCamera( PGRGuid guid )
{
const int k_numImages = 200;
Error error;
Camera cam;
// Connect to a camera
error = cam.Connect(&guid);
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
// Get the camera information
CameraInfo camInfo;
error = cam.GetCameraInfo(&camInfo);
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
PrintCameraInfo(&camInfo);
// Start capturing images
printf( "Start capturing... \n" );
error = cam.StartCapture();
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
AVIRecorder aviRecorder;
char AVIFileName[512];
sprintf( AVIFileName, "AviTest%u.avi", camInfo.serialNumber );
AVIOption option;
// Check if the camera supports the FRAME_RATE property
PropertyInfo propInfo;
propInfo.type = FRAME_RATE;
error = cam.GetPropertyInfo( &propInfo );
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
if ( propInfo.present == true )
{
// Get the frame rate
Property prop;
prop.type = FRAME_RATE;
error = cam.GetProperty( &prop );
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
// Set the frame rate.
// Note that the actual recording frame rate may be slower,
// depending on the bus speed and disk writing speed.
option.frameRate = prop.absValue;
}
else
{
// Frame rate property does not appear to be supported.
// Set to a proper value, 15.0fps for example.
option.frameRate = 15.0;
}
// Open the AVI file for appending images
error = aviRecorder.AVIOpen(AVIFileName, &option );
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
Image rawImage;
printf( "Grab %d images and Save as AVI file: %s ... \n", k_numImages, AVIFileName );
for ( int imageCnt=0; imageCnt < k_numImages; imageCnt++ )
{
// Retrieve an image
error = cam.RetrieveBuffer( &rawImage );
if (error != PGRERROR_OK)
{
PrintError( error );
continue;
}
// Append the image to AVI file
error = aviRecorder.AVIAppend( &rawImage );
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
printf( "Grabbed and appended image %d\n", imageCnt );
}
// Close the AVI file
error = aviRecorder.AVIClose( );
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
// Stop capturing images
error = cam.StopCapture();
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
// Disconnect the camera
error = cam.Disconnect();
if (error != PGRERROR_OK)
{
PrintError( error );
return -1;
}
return 0;
}
void SaveAviHelper(
AviType aviType,
std::vector<Image>& vecImages,
std::string aviFileName,
float frameRate)
{
Error error;
AVIRecorder aviRecorder;
// Open the AVI file for appending images
switch (aviType)
{
case UNCOMPRESSED:
{
AVIOption option;
option.frameRate = frameRate;
error = aviRecorder.AVIOpen(aviFileName.c_str(), &option);
}
break;
case MJPG:
{
MJPGOption option;
option.frameRate = frameRate;
option.quality = 75;
error = aviRecorder.AVIOpen(aviFileName.c_str(), &option);
}
break;
case H264:
{
H264Option option;
option.frameRate = frameRate;
option.bitrate = 1000000;
option.height = vecImages[0].GetRows();
option.width = vecImages[0].GetCols();
error = aviRecorder.AVIOpen(aviFileName.c_str(), &option);
}
break;
}
if (error != PGRERROR_OK)
{
PrintError(error);
return;
}
cout << endl;
cout << "Appending " << vecImages.size() << " images to AVI file: " << aviFileName.c_str() << endl;
for (int imageCnt = 0; imageCnt < vecImages.size(); imageCnt++)
{
// Append the image to AVI file
error = aviRecorder.AVIAppend(&vecImages[imageCnt]);
if (error != PGRERROR_OK)
{
PrintError(error);
continue;
}
cout << "Appended image " << imageCnt << "..." << endl;
}
// Close the AVI file
error = aviRecorder.AVIClose( );
if (error != PGRERROR_OK)
{
PrintError(error);
return;
}
}
