XN_C_API XnStatus xnLogSetOutputFolder(const XnChar* strOutputFolder)
{
XnStatus nRetVal = XN_STATUS_OK;
// check if folder exists
XnBool bDirExists = FALSE;
nRetVal = xnOSDoesDirecotyExist(strOutputFolder, &bDirExists);
XN_IS_STATUS_OK(nRetVal);
if (!bDirExists)
{
// create it
nRetVal = xnOSCreateDirectory(strOutputFolder);
XN_IS_STATUS_OK(nRetVal);
}
// place it in a temp buffer, just to make sure everything succeeds
XnChar strDirName[XN_FILE_MAX_PATH];
nRetVal = xnOSGetFullPathName(strOutputFolder, strDirName, XN_FILE_MAX_PATH);
XN_IS_STATUS_OK(nRetVal);
nRetVal = xnOSStrAppend(strDirName, XN_FILE_DIR_SEP, XN_FILE_MAX_PATH);
XN_IS_STATUS_OK(nRetVal);
// OK. replace
xnOSStrCopy(g_logData.m_strLogDir, strDirName, XN_FILE_MAX_PATH);
// restart file writer
xnLogStartNewFile();
return (XN_STATUS_OK);
}
XnStatus xnLogCreateFile(const XnChar* csFileName, XN_FILE_HANDLE* phFile)
{
// create the log directory (to make sure it exists)
xnOSCreateDirectory(g_xnLoggerData.m_csLogDir);
// now open the file
return xnOSOpenFile(csFileName, XN_OS_FILE_WRITE | XN_OS_FILE_TRUNCATE, phFile);
}
int findUniqueFileName()
{
xnOSCreateDirectory(CAPTURED_FRAMES_DIR_NAME);
int num = g_Capture.nCapturedFrameUniqueID;
XnBool bExist = FALSE;
XnStatus nRetVal = XN_STATUS_OK;
XnChar csColorFileName[XN_FILE_MAX_PATH];
XnChar csDepthFileName[XN_FILE_MAX_PATH];
XnChar csIRFileName[XN_FILE_MAX_PATH];
for (;;)
{
// check color
getColorFileName(num, csColorFileName);
nRetVal = xnOSDoesFileExist(csColorFileName, &bExist);
if (nRetVal != XN_STATUS_OK)
break;
if (!bExist)
{
// check depth
getDepthFileName(num, csDepthFileName);
nRetVal = xnOSDoesFileExist(csDepthFileName, &bExist);
if (nRetVal != XN_STATUS_OK || !bExist)
break;
}
if (!bExist)
{
// check IR
getIRFileName(num, csIRFileName);
nRetVal = xnOSDoesFileExist(csIRFileName, &bExist);
if (nRetVal != XN_STATUS_OK || !bExist)
break;
}
++num;
}
return num;
}