![]() If an upload or download ends prematurely, that would result in audio being missing from the master. ![]() Without this checking stage it is not possible to be confident that the data has not corrupted during the transfer. If the senders and the receivers MD5 checksums match, then we can be assured that the file transfer has been successful and the data is an exact match. When you create an MD5 of the files used in the DDP image you are basically taking a fingerprint of the files, once file has been downloaded on the receiving end the recipient creates an MD5 file of the same files their end. WHAT IS AN MD5 CHECKSUM AND WHY IS IT SO IMPORTANT FOR DDP IMAGES?įor our purposes an MD5 checksum is important as it allows us to check the integrity of the data once it has been transferred. However if you wish to send your master as a DDP image to your CD manufacturing company, you will be asked to supply an MD5 checksum of the the files, and if you are not asked for one, consider using another company. In recent years DDP images have become a popular format for supplying CD masters, one of the advantages of a DDP image is that it can be transferred over the internet as a data file. ![]()
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