question: public Mp4StcoBox ( Mp4BoxHeader header , ByteBuffer originalDataBuffer , int adjustment ) { this . header = header ; this . dataBuffer = originalDataBuffer . slice ( ) ; dataBuffer . position ( dataBuffer . position ( ) + VERSION_FLAG_LENGTH + OTHER_FLAG_LENGTH ) ; this . noOfOffSets = Utils . getIntBE ( dataBuffer , dataBuffer . position ( ) , ( dataBuffer . position ( ) + NO_OF_OFFSETS_LENGTH - 1 ) ) ; dataBuffer . position ( dataBuffer . position ( ) + NO_OF_OFFSETS_LENGTH ) ; for ( int i = 0 ; i < noOfOffSets ; i ++ ) { int offset = Utils . getIntBE ( dataBuffer , dataBuffer . position ( ) , ( dataBuffer . position ( ) + NO_OF_OFFSETS_LENGTH - 1 ) ) ; offset = offset + adjustment ; dataBuffer . put ( Utils . getSizeBEInt32 ( offset ) ) ; } }
target:  Construct box from data and adjust offets accordingly