Patent ID: 7848622
Filing Date: 2010-12-07
Classification: G11B,H04N

Abstract:
1. A method of real-time recording a file with an AVI format on an optical storage medium, wherein the optical storage medium is a write-once medium and employs a file system without multi-section record, the AVI format comprises a first list for storing header data and a second list for storing audio/video data, the second list comprises a header and a sub data region, and the length of sub data region is determined according to the length of audio/video data which is already recorded, the method comprising: determining a length of a linking loss area generated between every continuous recording area according to types of the optical storage medium; reserving a recordable area prior to the sub data region according to a length sum of the first list, the header of the second list and a dummy chunk, wherein a length of the recordable area is equal to the length sum, and a length of the dummy chunk is larger than that of the linking loss area; starting recording the audio/video data, and writing the audio/video data which is already recorded into the sub data region before a stop of recording; and writing data of the first list, the header of the second list and the dummy chunk sequentially into the recordable area after the stop of recording.