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/* -*- C++ -*- */
// $Id$
#ifndef UTIL_H
#define UTIL_H
#include "ace/FILE_Addr.h"
#include "ace/FILE_Connector.h"
#include "ace/FILE_IO.h"
class Util
{
public:
static MessageType *identify_message (ACE_FILE_Addr &src)
{
// Determine the contents of the specified file
return new MessageType (MessageType::RAWTEXT, src);
}
static ACE_FILE_IO *audio_to_text (ACE_FILE_Addr &, ACE_FILE_Addr &dest)
{
ACE_FILE_Connector connector;
ACE_FILE_IO *file = 0;
if (connector.connect (*file, dest) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("create file")),
0);
// Convert audio data to printable text
return file;
}
static ACE_FILE_IO *video_to_text (ACE_FILE_Addr &, ACE_FILE_Addr &dest)
{
ACE_FILE_Connector connector;
ACE_FILE_IO *file = 0;
if (connector.connect (*file, dest) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("create file")),
0);
// Extract audio data from video file and convert to printable text
return file;
}
static int convert_to_unicode (ACE_FILE_Addr &src, ACE_FILE_Addr &dest)
{
ACE_FILE_Connector connector;
ACE_FILE_IO input;
if (connector.connect (input, src) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("read file")),
0);
ACE_FILE_IO output;
if (connector.connect (output, dest) == -1)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("%p\n"),
ACE_TEXT ("create file")),
0);
char rwbuf[512];
ssize_t rwbytes;
while ((rwbytes = input.recv (rwbuf, 512)) > 0)
{
output.send_n (rwbuf, rwbytes);
}
input.close ();
output.close ();
// Convert arbirary text to unicode
return 0;
}
static int convert_to_mp3 (ACE_FILE_Addr &, ACE_FILE_Addr &)
{
// Convert arbitrary audio data to some standard mp3 format
return 0;
}
static int convert_to_mpeg (ACE_FILE_Addr &, ACE_FILE_Addr &)
{
// Convert arbitrary vidio data to some standard mpeg format
return 0;
}
};
#endif /* UTIL_H */
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