+diff -Nur libdvdread-4.1.3_p1168-orig/src/dvd_input.c libdvdread-4.1.3_p1168/src/dvd_input.c
+--- libdvdread-4.1.3_p1168-orig/src/dvd_input.c 2009-03-09 18:41:50.000000000 +0100
++++ libdvdread-4.1.3_p1168/src/dvd_input.c 2010-08-16 01:52:24.000000000 +0200
+@@ -332,6 +332,8 @@
+ }
+ #endif /* HAVE_DVDCSS_DVDCSS_H */
+
++ fprintf(stderr, "libdvdread patched to play DVDs with DVD-Movie-Protect\n");
++
+ if(dvdcss_library != NULL) {
+ /*
+ char *psz_method = getenv( "DVDCSS_METHOD" );
+diff -Nur libdvdread-4.1.3_p1168-orig/src/dvd_udf.c libdvdread-4.1.3_p1168/src/dvd_udf.c
+--- libdvdread-4.1.3_p1168-orig/src/dvd_udf.c 2009-03-09 18:41:50.000000000 +0100
++++ libdvdread-4.1.3_p1168/src/dvd_udf.c 2010-08-16 01:53:03.000000000 +0200
+@@ -38,10 +38,16 @@
+ #include <sys/stat.h>
+ #include <unistd.h>
+ #include <inttypes.h>
++#ifndef __WIN32__
++#include <fnmatch.h>
++#endif
+
+ #include "dvdread/dvd_reader.h"
+ #include "dvdread/dvd_udf.h"
+
++#include "dvdread/ifo_types.h"
++#include "dvdread/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,
+@@ -784,7 +790,7 @@
+ return part->valid;
+ }
+
+-uint32_t UDFFindFile( dvd_reader_t *device, char *filename,
++static uint32_t UDFFindFileReal( dvd_reader_t *device, char *filename,
+ uint32_t *filesize )
+ {
+ uint8_t LogBlock_base[ DVD_VIDEO_LB_LEN + 2048 ];
+@@ -863,6 +869,83 @@
+ return partition.Start + File.Location;
+ }
+
++/**
++ * Get the offset from the ifo files to allow playback of DVDs
++ * with a deliberately broken UDF file system (aka DVD-Movie-Protect).
++ * When the file is not an IFO or VOB, it calls the real UDF routine.
++ */
++uint32_t UDFFindFile( dvd_reader_t *device, char *filename,
++ uint32_t *filesize )
++{
++#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;
++
++ uint32_t tmp_filesize;
++ uint32_t offset = UDFFindFileReal(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) {
++ ifoClose(ifo_handle);
++ return 0;
++ }
++ offset += ifo_handle->vtsi_mat->vtsm_vobs;
++ break;
++ case 1:
++ if (0 == ifo_handle->vtsi_mat->vtstt_vobs) {
++ ifoClose(ifo_handle);
++ 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;
++ }
++ }
++
++ return UDFFindFileReal( device, filename, filesize);
++}
+
+
+ /**