IMAGE CODING METHOD BASED ON SUB PICTURE-RELATED INFORMATION AND RECTANGULAR SLICE-RELATED INFORMATION IN VIDEO OR IMAGE CODING SYSTEM

摘要

According to the disclosure of the present document, sub picture-related information can be signaled on the basis of CTU delta absolute value information for a lower right CTU index of a sub picture, and accordingly, effects of reducing the number of bits and increasing an overall coding efficiency can be derived.