DVD盘片生产技术概述（国外英文资料）.docVIP

DVD盘片生产技术概述（国外英文资料） DVD disc production can be divided into three main stages: development, production of mother-plate and disc duplication. The development process of dvd-rom and dvd-video is different, and the mother-board makes a slight difference, and the replication process is almost identical. DVD ROM development process DVD cd-rom discs can use traditional software development tools, such as Macromedia Director, Asymetrix Toolbook, HyperCard, Quark mTropolis, c + +. The DVD cd-rom disc, including DVD - R calibration plate, need to adopt UDF (general disc format) and either ISO9660 standard to create (both standard attached to other documents). DVD cd-rom disc can also join the DVD - the mpeg-2 Video Video audio data, but must carry on the Video and audio coding, it is actually a process and DVD - Video is the same. DVD - Video production process Development a. The essence of the development process is the data source that forms the mother disk. DVD - Video development points of three basic parts: coding, authoring (design, layout, and test), and premastering (image of disc format). The whole development process is sometimes referred to as authoring. Throughout the development process of software using the instance, please see the appendix. 1. The video source For movies, it is usually required to transcribe to a video tape, or use a camera to record a number video, which can be done by a professional video company. The video source required for the MPEG coding process should be a digital source that conforms to the ccir-601 standard. You can usually record it in D1, D5, Betacam SP, or digital Betacam, which are ideal sources. 2. The coding Video standard: mpeg-2 (the display frame rate for the PAL system should be set to 25, NTSC for 29.97) Audio standard: PCM 48kHz stereo (rarely used) Dolby digital or mpeg-2 audio Usually, the disc manufacturer USES the DTS of 5.1 sound channel for audio, or DTS for 5.1 channels, or mpeg-2 for 5.1 channels (rarely used) The