DVD-9 1:1 copy using Shrink+DVDFab Decrypter

Discussion in 'DVD Shrink forum' started by Riphound, May 8, 2006.

  1. brobear

    brobear Guest

    That was not the question I asked. I asked,
    As pointed out, Decrypter can set the layer break, so a DL backup won't be derailed for need of the layer break (though possibly not as optimum as the original).
     
  2. dialysis1

    dialysis1 Regular member

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    The answer is yes. When you burn, choose the mds file that was created by DVD Decrypter. This file has information as to the layer break setting.
     
  3. brobear

    brobear Guest

    Excuse me, but I'm playing devil's advocate here. Where did you come by the information that the layer break info is only retained in the mds file? I like being able to verify sources. I've had successful burns using Shrink and DVD Decrypter and not having used the mds file.
     
  4. s7e

    s7e Member

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    Can somebody tell me if it is best to remove the layer break with Shrink or not? And what difference it makes since I will be using DVD Decrypter to pick the optimal break for me...
     
  5. brobear

    brobear Guest

    Hmm... since you probably wouldn't want 2 sets of layer break data, I suspect you'd want to remove layer break with Shrink if letting Decrypter make the setting. Don't hold me to that, I'm still learning, but that's what normal software usage suggests.
     
  6. ebega

    ebega Regular member

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    Okay, what I've learned has come mainly from personal experience, so my info may be wrong, and I apologize ahead of time for any misinfo, and please feel free to correct me.

    DVD Decrypter will retain the original layer break info if you rip in the iso mode, the mds file that is created contains all of this information, not the iso file created. When you burn with DVDD or Imgburn, it is a good idea to choose the MDS file so the original layer break can be retained when burning a DVD-9. It is a good idea to remove the layer break with Shrink or Nero when compressing the DVD to a DVD-5, this will allow the movie to play smoothly because there is no actual layer change (being that a DVD-5 is a single layer disc). On some DVD players, you will notice a slight pause in the middle of the movie when watching a DVD-9 (burned or pressed), this is the player swithcing from one layer to the second layer on the DVD. So in actuallity, you cannot remove the layer break from a DVD-9, because there are two layers, and there would have to be a break at some point to access the information on the second layer. Again, I'm still learning myself, so please correct me if I am mistaken, I still love to learn. :)
     
    Last edited: May 12, 2006
  7. brobear

    brobear Guest

    You might have added that the default setting in DVD Shrink is to remove the layer break and that the user has to select the option if they want to retain the layer break. Also, the default is for DVD5 functionality and DVD9 can be selected.
     
  8. brobear

    brobear Guest

    Furthermore, you may want to reassess your findings. Part of the need to use an MDS with ISO depends on the file system being used, NTFS or FAT32. FAT32 can't handle file sizes over 4GB. In the case of DVD Shrink the backup files are broken into separate segments or segmented ISO made up of 1GB parts. The MDS file holds the info on the parts. All this isn't needed if one is using a newer OS with the NTFS file system, such as Windows XP. The MDS without the segments of the original ISO would be useless. With NTFS, a person can work with the original ISO without the need of an MDS file.

    http://en.wikipedia.org/wiki/Iso_file
    As can be seen from this, the original ISO contains the structural data (which can be recorded in its entirety with an OS using the NTFS file system). The MDS contains info on the parts created from an ISO on a FAT32 file system.

    So, MDS is only needed with a FAT32 system, the original ISO contains the structural info everyone is talking about.

     
  9. dialysis1

    dialysis1 Regular member

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  10. brobear

    brobear Guest

    That's about using the reauthor function, which I sort of wonder at, since a DL will do the full disc. Plus, Shrink will process without setting the layer break and leave that to the pgcedit (which LUK stated). Nice additional info, but the discussion here was more about the layer break from the original disk and a full ISO made off that disc retaining the original layer break data.
     
  11. dialysis1

    dialysis1 Regular member

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  12. brobear

    brobear Guest

    dialysis1
    I wasn't saying there would be. What I said, or meant to was that Shrink will leave in the original layer break info (default is to remove the layer break). Also, the DVD Decrypter can set a layer break. Not 2 layer breaks, but 2 possible sources for setting the layer break.

    I appreciate the guides and links, there's some interesting reading there. However they don't get the questions answered and don't address what you were talking about earlier on the MDS file. If you don't have Shrink set to break up the VOBs into 1GB segments and it's an NTFS file system, then there is no need for the MDS. The MDS is for keeping track of the segmented ISO created by Shrink. Shrink was originally crafted for the older FAT32 operating system and the guides and most users address it as though it was still running in a FAT32 environment. A lot of people aren't even aware of the difference in the file systems.

    Then we get all kinds of conflicting advice according to who one asks. Some people keep the layer break, and some people remove it. Some people opt to let the DVD Decrypter or ImgBurn do the layer break positioning. We have people saying the ISO created by Shrink is the Identical image because it's an ISO. Funny if it's being broke into 1GB segments with the need for an MDS file to keep track of the parts. Seems the more questions I ask, the more different answers I get and the waters become more muddied. I can get a decent burn, I don't need any more conflicting guides, what I need is some conclusive info on how the software is doing the job and which has precedence in certain situations and how they should be properly set. I'll be visiting the ImgBurn forum to check things out and then review what I can on the pgcedit relative to DL recording. At least I'll be able to see if it agrees with the choice for break position and if different how that works out. Seems LUK thinks it works better than his app according to the post you provided, at least for Re-authored files.
     
    Last edited by a moderator: May 13, 2006
  13. bigwop

    bigwop Regular member

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    I just got my first dual layer burner and practiced on A Bridge Too Far. Put it on a Verb Dvd+R DL disk. I got this from a King Kong thread a while back and I used it as a guide and it worked perfectly. Quick and dirty. With AnyDVD running use shrink to create an ISO image then burn automatically with decrypter the ISO image file. In shrink change DVD-5 to DVD-9 and make sure "remove layer break" in output files is checked so decrypter can choose its own. The only change I made in decrypter was to change the burn speed to 2.4.
     
  14. garmoon

    garmoon Regular member

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    @bigwop

    That's the same way I'm doing mine. Works fine!
     
  15. club42

    club42 Regular member

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    Why are people using shrink for Dl disks? Brobear go to www.mediachance.com/dvdlab/Helppro/layerbreak.htm and it will describe the layer break better than me. I dont think it has to do with the files
    being split into 1 gig. Im pretty sure a layer break can be right in the middle of a vob.
     
  16. garmoon

    garmoon Regular member

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    @club42

    I'm using Shrink set for 9GB discs to create an ISO image file that I can burn with Decrypter. I'm not recoding a DVD, I'm making a copy of it. I've tried other ways but so far this is best method for my system I have found. The other two ways I tried had probs with the layer break and this does not. There are always several ways to accomplish a task with DVDs and I am using the best method, for me. Your's might be different; that's ok but don't question mine when I know mine works.

    Edit: I might add, after all parameters are set; it's a one button start process to finished disc with two burners.
     
    Last edited: May 13, 2006
  17. bigwop

    bigwop Regular member

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    I'm definitely new at dl burning (2 days LOL). I just finished Bridge on the River Kwai and it came out perfect with the method I described. Change and check a few settings and one click and your done. If it ain't broke........
    I'm using the Fat 32 file system
     
    Last edited: May 13, 2006
  18. brobear

    brobear Guest

    club42
    You may have misunderstood what I was discussing. The 1GB segments are how Shrink is able to handle files larger than 4GB on a FAT32 file system. That's all that was about, along with the MDS being the file that keeps the structural info for those segments. Normally, in the NTFS system (think XP), the full ISO of a DVD contains the structure. I've seen people saying you have to use the MDS and some people say burn the ISO, that depends on the OS. A lot of people appear to be confused about the MDS file, with Shrink that is a construct for use on the FAT32 system.

    1) It's easy. As bigwop pointed out, simply turn on AnyDVD, open the files in Shrink, let it remove the layer break, and Shrink automatically fire up DVD Decrypter or ImgBurn to burn the ISO that was built (DVDD default is to set the layer break). It's a 1 click way to do a DL.
    2) Shrink has the ability to either keep or delete the layer break info. Shrink can be used as a ripper (most transcoders can with a background decrypter) to put the files on the HDD for use from there. Rip and take out the layer break, rip and keep the layer break; user choices.
    3) For those needing it, Shrink can process files greater than 4GB on a FAT32 system. Important for those that haven't upgraded their OS. Shrink was written with the older operating system in mind. Shrink works well with both the FAT32 and newer NTFS.
     
    Last edited by a moderator: May 13, 2006
  19. Riphound

    Riphound Member

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    [bold]VERBS DOUBLE LAYER DISCS ON SALE THIS WEEK BEST BUY - $2 EACH[/bold]

    20 disc spindle on sale for $40, instant rebate thing.

    Probably won't see a deal like this again for awhile, I haven't seen DL Verbatims on Sale for months.
     
    Last edited: May 14, 2006
  20. greenpaw

    greenpaw Member

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    OK, I'm totally new to the DL thing.

    Am I over simplifying things or can I just use DVD shrink to open the dvd and rip it, and then let Nero burn from there just like I did with DVD-5 ?

    And if I do it that way, do I leave that "Remove Layer Break" setting checked or do I uncheck it?
     
    Last edited: May 15, 2006

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