The system and the method of providing the high resolution material with respect to standard resolution compatibility medium

摘要

It is the system and the method where it records and plays back high resolution video and on standard resolution DVD. The record system possesses the system which remembers the system, and SD video and is extracted the enhancement information which extract enhancement information from the system and the HD video which encode the system and the SD video which the scale it knocks down HD video in SD compatibility medium in SD video type. The playback system in order to play back HD video type from standard resolution SD type record, extracting the SD data from record, the system which extracts enhanced information from the system and the record which it decodes, in order to form the system, and the HD video image which the SD data which is decoded deintaresu are done, the scale raises the SD data which is decoded with enhancement information, after possesses the system which is processed.