On 11/20/13, Alexander Roalter <[email protected]> wrote: > Am 19.11.2013 00:33, schrieb Bryce Harrington: >> On Tue, Nov 19, 2013 at 12:25:32AM +0100, Alexander Roalter wrote: >>> On 19.11.2013 00:05, Bryce Harrington wrote: >>>> STAR_TREK__INTO_DARKNESS generates this check failure: >>>> >>>> *** libdvdread: CHECK_VALUE failed in ifo_read.c:1676 *** >>>> *** for c_adt->cell_adr_table[i].start_sector < >>>> c_adt->cell_adr_table[i].last_sector *** >>>> >>>> (repeats 11 times) >>>> >>>> dvdbackup reports similar errors, and also reports: >>>> >>>> Error reading VTS_15_0.VOB at block 1999 >>>> padding 49 blocks >>>> Error reading VTS_15_0.VOB at block 3391 >>>> padding 193 blocks >>>> >>>> for VTS 07 to 15 (at which point I killed the process). >>>> >>>> I tested this on libdvdread version 4.2.0-1 from Ubuntu precise, >>>> 4.2.0+20130428 (from Debian), and the current 4.2.1 release candidate. >>>> No difference in behavior. >>>> >>>> The check is this code: >>>> >>>> CHECK_VALUE(c_adt->cell_adr_table[i].start_sector < >>>> c_adt->cell_adr_table[i].last_sector); >>>> >>>> Simply commenting out the check doesn't result in proper behavior with >>>> this disk, so I don't think it's merely an issue with the check itself. >>>> >>>> Examining the actual values being encountered, on the first iteration >>>> (i=0), the start sector is 1343, with a last sector 0. >>>> >>>> Any other ideas of things to look at to figure out why this DVD is not >>>> working with dvdread? >>>> >>>> Bryce >>> >>> I guess it's the copy protection employed by Paramount. Had major >>> problems playing Star Trek XI, too. dvdnav does the trick, it's >>> title 13 on my (german) DVD (that came in the bundle with the BD - >>> for which I lack the processing key or the VUK). >> >> Ah, I don't actually care about having a copy of the movie (I've already >> seen it), I am just using it for testing dvdread functionality. Also, >> might be other DVDs produced with similar oddnesses to them. >> > > I you just want the cases that don’t work, simply have a look out for > recent DVDs by Paramount, Sony and probably Disney. They all have (or > had) some sort of copy protection that dvdread couldn’t handle, but > dvdnav could (more or less – still having problems playing some 5 year > old paramaount dvds with dvdnav, because it jumps around a lot, and > seeking doesn’t work as expected, either).
If you can point me to some offending dvd's on say amazon I'd be willing to try and check it out, though I'm a complete newb here :) -roger- _______________________________________________ DVDnav-discuss mailing list [email protected] https://lists.mplayerhq.hu/mailman/listinfo/dvdnav-discuss
