void FileGrabber::run()
{
if (mCurrentFile != cEndOfDirectory)
{
if (mFirstImage){
mFirstImage = false;
} else {
findNextFile();
loadImage();
while (!mImage && mCurrentFile != cEndOfDirectory){
std::cout << "Error: " << mCurrentFile->path().string() << " is corrupted" << std::endl;
findNextFile();
loadImage();
}
}
} else {
stop();
}
if (mCurrentFile == cEndOfDirectory) {
std::cout << "no Image left" << std::endl;
cvReleaseImage(&mImage);
mImage = cvCreateImage(cvSize(640,480),IPL_DEPTH_8U,3);
stop();
}
}
std::string sys::DirectoryUnix::findFirstFile(const std::string& dir)
{
// First file is always . on Unix
mDir = ::opendir(dir.c_str());
if (mDir == NULL)
return "";
return findNextFile();
}
void setAlias(unsigned int id, const char *alias)
{
/* find the alias and nuke it if it is a link to the name */
DIR_HANDLE dir = NULL;
char buffer[PATH_MAX], name[4];
/* prepare the name string */
sprintf(name, "%d", id);
/* look through all symlinks in the directory and delete links to
name */
strcpy(buffer, IGSOCK_NAME);
while((dir = findNextFile(dir, buffer)) != NULL)
{
char ptr[PATH_MAX], buf[PATH_MAX];
int length;
sprintf(buf, "%s%s", IGSOCK_NAME, buffer);
length = readlink(buf, ptr, PATH_MAX - 1);
if (length > 0)
{
ptr[length] = '\0';
if (strcmp(name, ptr) == 0)
unlink(buf);
}
}
/* create a new symlink from alias to name */
if (alias != NULL)
{
char path[PATH_MAX], *slash, *aliasCopy;
struct stat st;
aliasCopy = strdup(alias);
while(1)
{
slash = strchr(aliasCopy, '/');
if (slash == NULL)
break;
slash[0] = '|';
}
socketName(aliasCopy, path, PATH_MAX);
free(aliasCopy);
if (lstat(path, &st) == 0 && S_ISLNK(st.st_mode))
unlink(path);
symlink(name, path);
}
}
bool VDirAdapter_Unix::findNextFile()
{
if (NULL == m_pDir)
{
return false;
}
m_pDirent = readdir(m_pDir);
if (m_pDirent != NULL && !isDirectory())
{
VString strName = m_pDirent->d_name;
VString strExt;
extractExt(strName, strExt);
if (strExt != m_strExt && m_strExt != "*" && m_strExt != "")
findNextFile();
}
m_bExtractName = false;
return (m_pDirent != NULL);
}
