According to chkudf tool (present on linux udf 0.9.0), it is possible that mkisofs is not generating compliant volumes. Please check this output:
--Determining device/media parameters. ioctl error 1. Guessing revealed 2048 byte sector size. Last Sector = 131285 (0x200d5) and is not accurate Adjusted last sector to 131283. --Verifying the Volume Recognition Sequence. VRS 0 (sector 16): ISO 9660 Primary Volume Descriptor VRS 1 (sector 17): ISO 9660 Volume Descriptor Set Terminator VRS 2 (sector 18): 2 ISO 9660 descriptors found. VRS 2 : Beginning Extended Area descriptor found. VRS 3 (sector 19): NSR02 descriptor found. VRS 4 (sector 20): VRS sequence was terminated. --Verifying the Anchor Volume Descriptor Pointers. Checking 256: AVDP present. Checking 512: No AVDP. Checking 131283 (n - 0): AVDP present. Checking 131133 (n - 150): No AVDP. Checking 131027 (n - 256): No AVDP. Checking 130877 (n - 406): No AVDP. Found 2 Anchor Volume Descriptor Pointers. Main Volume Descriptor Sequence is at 32, 32768 bytes long. Reserve Volume Descriptor Sequence is at 48, 32768 bytes long. --Verifying Volume Descriptor Sequences. --Reading the Main Volume Descriptor Sequence. Main VDS (00000020): Found first PVD. Main VDS (00000021): Found first IUVD. Main VDS (00000022): Found first PD. Main VDS (00000023): Found first LVD. Main VDS (00000024): Found first USD. Main VDS (00000025): terminated by a Terminating Descriptor. --Reading the Reserve Volume Descriptor Sequence. Reserve VDS (00000030): Found first PVD. Reserve VDS (00000031): Found first IUVD. Reserve VDS (00000032): Found first PD. Reserve VDS (00000033): Found first LVD. Reserve VDS (00000034): Found first USD. Reserve VDS (00000035): terminated by a Terminating Descriptor. --Primary Volume Descriptor Information: (M) Volume Identifier: 'dvd_pedrinho' (M) Volume Set ID: '55D5E6BD000053F5' **(R) Volume Set ID: '55D5E6BD0000545A' (M) Recording Time: 2015/08/20 11:39:57.000000 (Local), -180 min. from CUT (M) Primary Volume Descriptor number is 0. **(M) Max. Interchange level is 2. (M) App. ID: '' OS: 0,0 (Undefined) (M) Impl. ID: '*mkisofs' OS: 0,0 (Undefined) --Unallocated Volume Space Descriptor Information: (M) Number of Allocation Descriptors: 0 --Logical Volume Descriptor Information: (M) Logical Volume ID: 'dvd_pedrinho' (M) Impl. ID: '*mkisofs' OS: 0,0 (Undefined) (M) File Set Descriptor location is 4096 bytes @ 0:0 (M) There is 1 partition map entry. (M) Partition map entry 0 is type 1 (real) and references partition 0. (M) Integrity Sequence is 4096 bytes at 64. Verifying the Logical Volume Integrity Descriptor Sequence. LVID at 00000040: recorded at 2015/08/20 11:39:57.000000 (Local), -180 min. from CUT [Close] 3 directories, 6 files, highest UniqueID is 271. Min read ver. 102, min write ver. 102, max write ver 102. Recorded by: '*mkisofs' OS: 0,0 (Undefined) Partition reference 0 has 0 of 130879 blocks available. Length of Implementation use is 46. End of LVID sequence. --Partition Descriptor Information: (M) Partition number 0. (M) Partition flags: 0001 (Space Allocated) (M) Impl. ID: '*mkisofs' OS: 0,0 (Undefined) (M) Access Type Read Only. (M) Partition starts at sector 257. (M) Partition length is 130879 sectors. --Implementation Use Volume Descriptor information: (M) Impl. ID: '*UDF LV Info', UDF Ver.: 01.02 OS: 0,0 (Undefined) (M) Logical Volume Identifier: 'dvd_pedrinho' (M) Logical Volume Info 1: '' (M) Logical Volume Info 2: '' (M) Logical Volume Info 3: '' (M) Impl. ID: '*mkisofs' OS: 0,0 (Undefined) --Volume space report: 16 : 20 - Volume Recognition Sequence 32 : 47 - Main VDS (Front AVDP) 48 : 63 - Reserve VDS (Front AVDP) 64 : 65 - Integrity Sequence 256 : 256 - Front AVDP 257 : 131135 - A partition 131283 : 131283 - Back AVDP --File Space report: **[00000001] Expected Tag ID of 256, found 8. Displaying directory hierarchy: 0000:00000002: \ [type=SHORT, ad_start=0x805bf70, ADlength=8, info_length=136] [ad_offset=0, atype=0, loc=3, len=136, file_length=0] [file_length=136] ICB 0:00002 offset 0 +0000:00000002: [parent] NAME OK parent location OK ICB 0:00002 offset 28 +0000:00000004: 'AUDIO_TS' [type=SHORT, ad_start=0x805bf04, ADlength=8, info_length=40] [ad_offset=0, atype=0, loc=5, len=40, file_length=0] [file_length=40] ( 40) ICB 0:00004 offset 0 +0000:00000002: [parent] NAME OK parent location OK ICB 0:00004 offset 28 ++End of directory ICB 0:00002 offset 58 +0000:00000006: 'VIDEO_TS' [type=SHORT, ad_start=0x805bf04, ADlength=8, info_length=352] [ad_offset=0, atype=0, loc=7, len=352, file_length=0] [file_length=352] ( 352) ICB 0:00006 offset 0 +0000:00000002: [parent] NAME OK parent location OK ICB 0:00006 offset 28 -0000:00000008: 'VIDEO_TS.IFO' [type=SHORT, ad_start=0x805bf24, ADlength=8, info_length=12288] [ad_offset=0, atype=0, loc=21, len=12288, file_length=0] [file_length=12288] ( 12288) ICB 0:00006 offset 5c -0000:00000009: 'VIDEO_TS.BUP' [type=SHORT, ad_start=0x805bf24, ADlength=8, info_length=12288] [ad_offset=0, atype=0, loc=47, len=12288, file_length=0] [file_length=12288] ( 12288) ICB 0:00006 offset 90 -0000:0000000a: 'VTS_01_0.BUP' [type=SHORT, ad_start=0x805bf24, ADlength=8, info_length=20480] [ad_offset=0, atype=0, loc=130868, len=20480, file_length=0] [file_length=20480] ( 20480) ICB 0:00006 offset c4 -0000:0000000b: 'VTS_01_0.IFO' [type=SHORT, ad_start=0x805bf24, ADlength=8, info_length=20480] [ad_offset=0, atype=0, loc=53, len=20480, file_length=0] [file_length=20480] ( 20480) ICB 0:00006 offset f8 -0000:0000000c: 'VTS_01_0.VOB' [type=SHORT, ad_start=0x805bf24, ADlength=8, info_length=31948800] [ad_offset=0, atype=0, loc=63, len=31948800, file_length=0] [file_length=31948800] ( 31948800) ICB 0:00006 offset 12c -0000:0000000d: 'VTS_01_1.VOB' [type=SHORT, ad_start=0x805bf24, ADlength=8, info_length=235939840] [ad_offset=0, atype=0, loc=15663, len=235939840, file_length=0] [file_length=235939840] ( 235939840) ICB 0:00006 offset 160 ++End of directory ICB 0:00002 offset 88 ++End of directory --Testing link counts. There are 3 directories and 6 files. 0 FIDs had a wrong location value. --Checking Unique ID list. The maximum Unique ID is 131125. **The Integrity Descriptor indicated a maximum Unique ID of 270. I can note that the following **(R) Volume Set ID: '55D5E6BD0000545A' does not appear with a compliant volume. Thanks for your attention. -- Jonatã Bolzan Loss On Thu, Aug 20, 2015 at 11:40 AM, Joerg Schilling <joerg.schill...@fokus.fraunhofer.de> wrote: > Jonatã Bolzan <jon...@jonata.org> wrote: > >> > I am not sure, could you please repeat the description for that problem? >> >> "The ECMA specifications support the use of a Reserve Volume >> Descriptor Sequence (Reserve VDS) as a backup to the Main Volume >> Descriptor Sequence (Main VDS). When the Reserve VDS is recorded, it >> must be equivalent to the Main VDS. This rule indicates that two >> Volume Descriptor Sequences are not equivalent. >> >> Since the Reserve VDS is a backup to the Main VDS, technically this >> should not cause any playability problems as long as the Reserve VDS >> does not need to be used. However, since there are differences in the >> interpretation of the file system specifications by different playback >> systems, it is unknown if this problem will have any effect. >> >> Type: UDF >> Reference: ECMA 167 3/28.4.23, BR-ROm UO0-057 & UO0-050" > > OK, didn't we finish with this discussion already? > > mkisofs creates such a backup VDS and I believe it does in a compliant way. > > Jörg > > -- > EMail:jo...@schily.net (home) Jörg Schilling D-13353 > Berlin > joerg.schill...@fokus.fraunhofer.de (work) Blog: > http://schily.blogspot.com/ > URL: http://cdrecord.org/private/ > http://sourceforge.net/projects/schilytools/files/' ------------------------------------------------------------------------------ _______________________________________________ Cdrtools-developers mailing list Cdrtools-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/cdrtools-developers