File xine-lib-libdvdread_udf.diff of Package libxine1

File xine-lib-libdvdread_udf.diff of Package libxine1 (Revision 33abda61e6de68d6768c7580a776af45)

Currently displaying revision 33abda61e6de68d6768c7580a776af45, show latest

Includes ifo patch from http://tobias.rautenkranz.ch/libdvdread_ifo.html which enables playback of Video-DVD's which are "protected" by bad blocks
diff -ur a/src/input/libdvdnav/dvd_udf.c b/src/input/libdvdnav/dvd_udf.c
--- a/src/input/libdvdnav/dvd_udf.c	2007-08-19 01:36:46.000000000 +0200
+++ b/src/input/libdvdnav/dvd_udf.c	2008-01-23 21:43:49.000000000 +0100
@@ -38,10 +38,16 @@
 #include <sys/stat.h>
 #include <unistd.h>
 #include <inttypes.h>
+#ifndef __WIN32__
+#include <fnmatch.h>
+#endif
 
 #include "dvd_reader.h"
 #include "dvd_udf.h"
 
+#include "ifo_types.h"
+#include "ifo_read.h"
+
 /* Private but located in/shared with dvd_reader.c */
 extern int UDFReadBlocksRaw( dvd_reader_t *device, uint32_t lb_number,
 				size_t block_count, unsigned char *data, 
@@ -777,6 +783,77 @@
 uint32_t UDFFindFile( dvd_reader_t *device, char *filename,
 		      uint32_t *filesize )
 {
+    uint32_t offset=0;
+#ifndef __WIN32__
+    if (!fnmatch("/VIDEO_TS/VTS_[0-9][0-9]_[0-9].???", filename, FNM_PATHNAME)) {
+#else
+    if (strlen("/VIDEO_TS/VTS_01_1.VOB") == strlen(filename)
+        && !strncmp(filename, "/VIDEO_TS/VTS_", strlen("/VIDEO_TS/VTS_"))	) {
+#endif
+      size_t len = strlen(filename);
+      char *extension = &filename[len-3];
+      if (!strcmp(extension, "IFO") || !strcmp(extension, "VOB")) {
+        int title = atoi(&filename[len-8]);
+        int part = atoi(&filename[len-5]);
+
+        ifo_handle_t *ifo_handle = ifoOpen(device, 0);
+        if (0 == ifo_handle)
+          return 0;
+
+        if (title > ifo_handle->tt_srpt->nr_of_srpts) {
+          ifoClose(ifo_handle);
+          return 0;
+
+        }
+
+        uint32_t tmp_filesize;
+        offset += UDFFindFile(device, "/VIDEO_TS/VIDEO_TS.IFO", &tmp_filesize);
+
+
+        int i;
+        for (i=0; i<ifo_handle->tt_srpt->nr_of_srpts; i++)
+          if (title == ifo_handle->tt_srpt->title[i].title_set_nr)
+            break;
+
+        if (i == ifo_handle->tt_srpt->nr_of_srpts) {
+          /* not found */
+          ifoClose(ifo_handle);
+          return 0;
+        }
+        offset += ifo_handle->tt_srpt->title[i].title_set_sector;
+
+        ifoClose(ifo_handle);
+
+        if (!strcmp(extension, "VOB")) {
+          ifo_handle = ifoOpen(device, title);
+          if (0 == ifo_handle)
+            return 0;
+
+          switch(part) {
+            case 0:
+              if (0 == ifo_handle->vtsi_mat->vtsm_vobs)
+                return 0;
+              offset += ifo_handle->vtsi_mat->vtsm_vobs;
+              break;
+            case 1:
+              if (0 == ifo_handle->vtsi_mat->vtstt_vobs)
+                return 0;
+              offset += ifo_handle->vtsi_mat->vtstt_vobs;
+              break;
+            default: /* can't get other parts (also no need to) */
+              offset = 0;
+              break;
+          }
+
+          ifoClose(ifo_handle);
+        }
+
+      }
+
+      *filesize = 1000000; /* File size unknown */
+      if (offset != 0)
+        return offset;
+    }
     uint8_t LogBlock_base[ DVD_VIDEO_LB_LEN + 2048 ];
     uint8_t *LogBlock = (uint8_t *)(((uintptr_t)LogBlock_base & ~((uintptr_t)2047)) + 2048);
     uint32_t lbnum;