SeekRelative

virtual CATResult CATStream::SeekRelative ( CATInt32  offset  )  [pure virtual] SeekRelative() seeks from current position to a relative location. Some streams might not be seekable - see IsSeekable(). Parameters: offset  - signed offset from current position Returns: CATResult - CAT_SUCCESS on success. See also: IsSeekable(), SeekAbsolute(), SeekFromEnd() Implemented in CATStreamFile, CATStreamRAM, and CATStreamSub.

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