Avatar billede sorenbuss Nybegynder
10. januar 2007 - 13:31 Der er 12 kommentarer og
1 løsning

Redigere indholdet på en CD ?

Er der nogen der ved hvordan man kan redigere indholdet på en CD, forstået på den måde at man skal kunne overføre indholdet til sin HD, erstatte enkelte filer på CD`en og derefter genskrive den, uden at f.eks. boot-egenskaberne går tabt.
Avatar billede jokkejensen Novice
10. januar 2007 - 13:34 #1
lav et image i ex nero, erstat filerne med winrar.

/JJ
Avatar billede sorenbuss Nybegynder
10. januar 2007 - 14:59 #2
Har oprettet en iso og en nrg-image. Har åbnet filen med winrar og kan se indholdet, men kan jeg bruge winrar til at erstatte en eksisterene fil i image-filen ?
Avatar billede gurly Praktikant
10. januar 2007 - 15:47 #3
ja højreklik på en file og vælg delite, klik derefter oppe for oven på ADD og tilføj en ny fil,
du kan og så bare add en ny fil med samme filnavn, så vil den spørge om du vil overskrive, klik ja
Avatar billede sorenbuss Nybegynder
10. januar 2007 - 15:52 #4
Når jeg højreklikker på en fil på fil-listen i winrar, er "delete" ikke en mulighed,- den står der ikke. Foroven er knappen "føj til arkiv" (går ud fra at det er din "add") ikke fremhævet, så den kan jeg ikke trykke på.
Avatar billede sorenbuss Nybegynder
10. januar 2007 - 16:21 #5
Når jeg skal lave et image af en CD-rom i f.eks. Nero og efterfølgende åbne det i winrar, går jeg ud fra at image er i *.ISO format ?
Avatar billede gurly Praktikant
11. januar 2007 - 14:23 #6
Nja,  bliver det ikke sådan et specielt nero image ?
jeg må indrømme at jeg bare har beskrevet hvordan winrar kan udskifte en fil i et winrar arkiv.
jeg ved at winrar kan udpakke en isi fil, men om den overhovedet kan det som jokkejensen skriver, det ved jeg ikke, da jeg ikke har prøvet det  c",)
(troede bare på ham jo  c",)
Avatar billede gurly Praktikant
11. januar 2007 - 14:26 #7
hvad mener du med boot egenskaber ?  mener du "rigtig" boot, ligesom en windows cd der kan boot maskinen op, eller mener du bare "autorun" når du sætter cd i drev.
fordi hvis det bare er autorun du mener, så er det noget lettere
Avatar billede sorenbuss Nybegynder
11. januar 2007 - 23:04 #8
Jeg tænker dels på rigtige boot-bare cd`er, men også indkøbte program cd`er som er kopibeskyttede men hvor jeg skal kunne udskifte / opdatere filer på skiven.
Avatar billede gurly Praktikant
11. januar 2007 - 23:51 #9
det kan du ikke uden du skal fjerne kopibeskyttelsen, eller bruge specielle programmer og metoder, som man ikke må skrive om her på eksperten i følge deres regler  c",)

så du sksl nok nøjes med at lade spørgsmålet dreje sig om bootbare cd´er  c",)
Avatar billede sorenbuss Nybegynder
12. januar 2007 - 09:49 #10
Ja, det med loven... Står af og til med betalte programmer og spil som ikke virker uden at de bliver "pillet ved". Hvordan ser det Juridiske så ud ? Utrolig at vi som forbrugere vil finde os i det. Ville vi købe biler og vaskemaskiner under de samme betingelser ? Nå, i al fald handler det også om boot-bare cd-er,- eksempelvis en lovlig win-xp som jeg vil opdatere filer på.
Avatar billede gurly Praktikant
12. januar 2007 - 18:21 #11
bootabel cd > ja så burde du jo bare kunne kopiere alle filerne fra cd´en ind på din harddisk, og så tilføje de filer du vil, derefter skal den så brændes som bootabel disk, jeg har inde i nere gået i hjælp og har fundet følgende >

Conditions
A PC can only be booted from a CD when its BIOS supports this function (start sequence e.g. 'CD-ROM, C, A') or, if a SCSI CD-ROM drive is being used, the drive must be connected to a SCSI adapter with its own BIOS whose settings can be changed accordingly. (This will only work when there are no IDE harddisks present as these come before the SCSI adapter in the boot sequence.)

If neither of these conditions is met then the PC cannot be booted from a CD-ROM.

Even so, not every operating system can be booted from a CD. During booting, Windows95/98/Me and Windows NT/2000/XP write to the medium from which they are being booted. This is not possible with a CD and so the process is cancelled and the PC cannot be started. No provision for booting from a ROM medium was made when these operating systems were developed. When booting from a CD therefore, you can only start an operating system that does not write to the medium, such as 'MS-DOS' or 'Linux'.

Bootable CDs are created according to the 'El Torito' standard. The CD contains a boot image and an ISO part. When the read driver for the CD-ROM drive and the 'Mscdex.exe' file have been installed, MS-DOS can access the ISO part of the CD which runs the rest of the installation routine.

Bootable CDs are created using the so-called 'El Torito' specification. This is an extension of the ISO Level 1, ISO Level 2, Joliet standard which controls the structure of Data CDs: A bootable CD consists of a boot partition and an optional ISO track. The format sees a boot section that contains the information needed to start the CD and a boot catalog.

Such a CD can only be made from an existing bootable partition. The entire partition is copied to the CD so the CD must be smaller than 650 MB (or 700 MB).

There are three basic types of Boot CDs: Floppy Emulation, Harddisk Emulation and No Emulation.

With Floppy Emulation, a bootable floppy is needed to create the bootable CD. The size of the start data is limited by the capacity of the floppy disk (e.g.: 1.44 MB). When starting, the Boot CD is assigned Drive A and the actual disk drive is treated as B.
Harddisk Emulation requires a bootable hard disk to create the bootable CD. The Boot CD is assigned drive letter C and the existing hard disks are incremented a letter, so C becomes D, D becomes E and so forth. During booting the CD behaves as if it were CD drive C. Up to 640MB (or 700 MB) of boot data can be stored on a CD with this type of bootable CD. However this requires a harddisk partition with 640 (or 700) MB max. This partition must first be created if it does not yet exist.
With No Emulation, the drive letters are not changed. This type is used for bootable installation CDs.

Template for making a bootable CD
A 'template' in the form of a bootable drive is needed to make a bootable CD. There are basically three types of bootable CD:

Floppy Emulation: Floppy Emulation requires a bootable floppy to make the bootable CD. When it is booted, the CD behaves as if the floppy were inserted in Drive A. The drive letters increment, so that Drive A: corresponds to the bootable CD. Floppy disk drive A: can be accessed as B: after booting. The size of the start data is basically limited by the capacity of the floppy disk (e.g.: 1.44 MB).
Harddisk Emulation: A bootable hard disk is required to create the bootable CD. When booted, the CD behaves as if the CD were Drive C:. Its 'old' Drive C: becomes Drive D:, its old Drive D: becomes Drive E: and so forth. Up to 640MB of boot data can be stored on a CD with this type of bootable CD. Of course this means that the template drive must not be bigger than 640 MB or it will not 'fit' on the CD. So if you have a 2 GB hard disk with only one 2 GB partition for example, you will not be able to create a bootable CD from it without first re-partitioning your hard disk in a suitable way. This is a problem of principle and has nothing to do with Nero.
No Emulation: This feature is only intended for use by out-and-out experts who require no floppy or harddisk emulation and wish to install their own device drivers. 'Windows 2000 CD' uses this method, for example.
For Nero the template for making a bootable CD can be either a logical drive (e.g. the C: drive) or a so-called 'Image File' of a drive. Image files contain the contents of a drive sector by sector as a file. Image files can be created with packages such as 'Norton Disk Editor' or 'WinImage' and are usually very large (as large as the drive from which they were created, obviously!).

Making bootable CDs
You will find basic information about bootable CDs based on the 'El Torito' standard in the section entitled 'Background'; this section only describes how to create a bootable CD with Nero.

Insert an empty CD into the recorder.
Start a new compilation by clicking on the appropriate button or the File menu and the command New.
Click the 'CD-ROM (Boot)' icon - the Boot tab is in front. Use the tabs to specify the attributes of the compilation, such as the name of the CD, different characteristics and restrictions.
In the upper section of the Boot tab (Source of boot image data) you can specify whether the template data for the bootable CD originate from a logical drive or a drive image files (refer to 'Template for making a bootable CD').
Note: If your preferred logical drive does not appear on the list of drives on this tab, this is because the drive is bigger than 640MB. This amount of data cannot fit on a CD so Nero does not display these drive in the list.

Please remember also that under Windows NT/2000/XP you must have administrator rights to access drives 'directly' which is absolutely essential for creating bootable CDs. This restricted direct drive access under Windows NT/2000/XP is a deliberate Microsoft feature designed to prevent hackers gaining access to confidential data of other users.

The lower part of the tab (expert settings) contains detailed settings for 'El Torito' standard compliant bootable CDs. These settings are normally grayed which indicates that Nero makes the right settings for you automatically. When an image file is entered as the source of the boot image, Nero cannot make the right settings automatically. If this is the case, or if you want to change the expert settings manually, you can enter all the parameters by hand. Activate the 'Enable expert settings' checkbox if required. You are of course now responsible for the CD working correctly later on.
Once you have selected your settings, click the New button on the right. You will now see the empty compilation window for CD. If a File Browser is not open yet you can open one by selecting New File Browser from the View menu or clicking the appropriate 'File Browser' icon. To specify that Nero is started with an open File Browser, check 'Start with File Browser' in the 'General' section on the File Browser tab (File -> Preferences).
Compile the required files with Drag&Drop by clicking on them in the File Browser and dragging them into the compilation window, or copy an image file.
Click on the Write CD button or select the Write CD command from the File menu to open the write dialog box. This option is only available when the compilation window is selected, as can be seen from the fact that the title bar is blue. If the File Browser is selected (and the title bar of the compilation window is therefore grayed) the option is not available and CD writing cannot be started. In this case click anywhere in the compilation window. The 'Write CD' dialog box now opens - it is the same as when creating a new compilation but the Burn tab is now in front.
In the 'Action' section activate the other check boxes you require in addition to the 'Write' check box. You will find more information about this section in 'The Burn tab'.
Caution: You must ensure that the 'Finalize CD' checkbox is not activated. Otherwise the CD will be write protected and no further writing is possible.

Click on the Burn button to start the burn process (or the simulation - depending on the chosen option). All the selected steps now run in sequence until writing is complete. You can monitor progress in a status window which shows the individual steps being logged as they are executed. A typical final message would be: 'Burn process was successful with 24x (3600 KB/s)'. The CD is then ejected. The messages shown can either be saved, printed or discarded. Close the window by clicking on the Discard or Close buttons.
You can now check what has been written to your new CD by inserting it again and clicking the 'CD Info' icon.

Hvis du har en dansk nere kan du nok finde det på dansk i hjælp menuen  c",)
Avatar billede sorenbuss Nybegynder
12. januar 2007 - 19:52 #12
Bingo. Lægger du et svar så jeg kan give point ?
Tak for hjælpen.
Avatar billede gurly Praktikant
12. januar 2007 - 20:40 #13
takker  c",)
Avatar billede Ny bruger Nybegynder

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