A method for reducing sound track sibilance distortion during playback of an analog optical sound track. The method comprises the steps of forming and storing an image of the analog optical sound track. Representing part of the stored image as a spatial image and applying an erosion filter to the spatial image. Converting the filtered spatial image to a signal representative of the sound track.
申请公布号
WO03025913(A1)
申请公布日期
2003.03.27
申请号
WO2002US27597
申请日期
2002.08.30
申请人
VIDFILM SERVICES INC.;VALENZUELA, JAMIE, ARTURO;WILLIAMS, VINCENT, RICHARD
发明人
VALENZUELA, JAMIE, ARTURO;WILLIAMS, VINCENT, RICHARD