Anri-chan/Source/pgccount.cpp - Revision history

Njahnke: ooops - left my aborted stdout switch in the usage function

2008-08-27T04:20:54Z

ooops - left my aborted stdout switch in the usage function

Njahnke: send info out to stdout, send errors to stderr (for use with anri 4)

2008-08-27T01:32:41Z

send info out to stdout, send errors to stderr (for use with anri 4)

Ballofsnow: 0.3

2007-11-11T20:30:39Z

0.3

Ballofsnow: 0.2 - Fixed creation of blank pgclist.txt when no parameters given.

2007-11-10T20:07:58Z

0.2 - Fixed creation of blank pgclist.txt when no parameters given.

Ballofsnow: pgccount v0.1

2007-08-19T15:03:25Z

pgccount v0.1

New page

<pre><nowiki>
/*

Creates number list of unique program chains in pgclist.txt.

author: ballofsnow
date: 19 August 2007
license: none (public domain)
target: win32 (MINGW), recommend using the free IDE from bloodshed.net
version: beta 0.1

*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fstream>
#include <iostream>
using namespace std;

void usage(char *argv0);
unsigned char checkifo[12]= { 0x44, 0x56, 0x44, 0x56, 0x49, 0x44, 0x45, 0x4F, 0x2D, 0x56, 0x54, 0x53 }; /* DVDVIDEO-VTS */
unsigned char buffer[1024*1024];

int main (int argc, char **argv) {
FILE *ifo;
char *ifoname=NULL;
int pgctable=0x1000;
int pgctotal;
unsigned long sectors[1024]; // obscene, I know.
unsigned long pgcstart;
unsigned long cellsector;
int goodpgcs;
int cellstart;
int flag;
int curpgc=0;

cout << "PGC count v0.1, ballofsnow" << endl;
fstream pgclist("pgclist.txt",ios::out);
if (argc==1) {
usage(argv[0]);
return -1;
}

for (int p=1;p<argc;p++) {
/* LOAD AND VALIDATE THE IFO */
ifoname=argv[p];
//cout << argv[p] << endl;
if ((ifo=fopen(ifoname,"rb"))==NULL) {
cout << "Failed to open IFO file " << ifoname << endl;
return -1;
}
fread(buffer,1,1024*1024,ifo);
if (memcmp(checkifo,buffer,12) != 0) {
cout << "This isn't an IFO file." << endl;
free(buffer);
fclose(ifo);
usage(argv[0]);
return -1;
}
/* FINISHED VALIDATING */

goodpgcs=1;
pgctotal=buffer[pgctable]*0x100+buffer[pgctable+1];
for (int i=1; i<=pgctotal; i++) {
/* Get PGC start byte */
pgcstart=buffer[pgctable+i*8+4]*0x1000000+buffer[pgctable+i*8+5]*0x10000+buffer[pgctable+i*8+6]*0x100+buffer[pgctable+i*8+7];
cellstart=buffer[pgctable+pgcstart+0xE8]*0x100+buffer[pgctable+pgcstart+0xE9]+8;
cellsector=buffer[pgctable+pgcstart+cellstart+0]*0x1000000+buffer[pgctable+pgcstart+cellstart+1]*0x10000+buffer[pgctable+pgcstart+cellstart+2]*0x100+buffer[pgctable+pgcstart+cellstart+3];
//cout << pgcstart << endl;
//cout << cellstart << endl;
//cout << cellsector << endl << endl;
curpgc++;
flag=0;
for (int a=0; a<goodpgcs-1; a++) {
if (cellsector==sectors[a]) {
flag=1;
break;
}
}
if (flag==0) {
sectors[goodpgcs-1]=cellsector;
goodpgcs++;
//cout << "curpgc: " << curpgc << endl;
pgclist << curpgc << "," << argv[p] << endl;
}
}
free(buffer); // ifo buffer
fclose(ifo);
}
pgclist.close();
cout << "pgclist.txt created successfully." << endl;
return 0;
}

void usage(char *argv0) {
cout << "Usage: " << argv0 << "<VTS IFO file> [VTS IFO file]" << endl;
cout << "Creates number list of unique program chains in pgclist.txt." << endl;
}
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@@ Line 95: / Line 95: @@
 void usage(char *argv0) {
-   cerr << "Usage: " << argv0 << " [-O] <VTS IFO file> [VTS IFO file] ... " << endl;
+   cerr << "Usage: " << argv0 << " <VTS IFO file> [VTS IFO file] ... " << endl;
    cerr << "Creates number list of unique program chains in pgclist.txt." << endl;
+}
 </nowiki></pre>

@@ Line 8: / Line 8: @@
    license: none (public domain)
    target: win32 (MINGW), recommend using the free IDE from bloodshed.net
-   version: beta 0.3
+   version: beta 0.4
 */
@@ Line 36: / Line 36: @@
    int curpgc=0;
-  cout << "PGC count v0.1, ballofsnow" << endl;
+//cout << "PGC count v0.4, ballofsnow" << endl;
    if (argc==1) {
      usage(argv[0]);
      return -1;
+   }
-   fstream pgclist("pgclist.txt",ios::out);
    for (int p=1;p<argc;p++) {
@@ Line 48: / Line 49: @@
      //cout << argv[p] << endl;
      if ((ifo=fopen(ifoname,"rb"))==NULL) {
-       cout << "Failed to open IFO file " << ifoname << endl;
+       cerr << "Failed to open IFO file " << ifoname << endl;
        return -1;
+     }
      fread(buffer,1,1024*1024,ifo);
      if (memcmp(checkifo,buffer,12) != 0) {
-        cout << "This isn't an IFO file." << endl;
+        cerr << "This isn't an IFO file." << endl;
         free(buffer);
         fclose(ifo);
@@ Line 89: / Line 90: @@
      fclose(ifo);
+   }
-  pgclist.close();
+//cout << "pgclist.txt created successfully." << endl;
-  cout << "pgclist.txt created successfully." << endl;
    return 0;
+}
 void usage(char *argv0) {
-   cout << "Usage: " << argv0 << "<VTS IFO file> [VTS IFO file]" << endl;
+   cerr << "Usage: " << argv0 << " [-O] <VTS IFO file> [VTS IFO file] ... " << endl;
-   cout << "Creates number list of unique program chains in pgclist.txt." << endl;
+   cerr << "Creates number list of unique program chains in pgclist.txt." << endl;
+}
 </nowiki></pre>