MPEGPredDbl.java

package org.jcodec.codecs.mpeg12;

public class MPEGPredDbl  extends MPEGPredOct {
    public MPEGPredDbl(MPEGPred other) {
        super(other);
    }

    // TODO: This interpolation uses sinc at the very lowest (half-pel -- 1/4) level as opposed to linear as specified by the standard.
    // this may be a result of color greening out in long GOPs.    
    @Override
    public void predictPlane(byte[] ref, int refX, int refY, int refW, int refH, int refVertStep, int refVertOff,
            int[] tgt, int tgtY, int tgtW, int tgtH, int tgtVertStep) {
        super.predictPlane(ref, refX << 1, refY << 1, refW, refH, refVertStep, refVertOff, tgt, tgtY, tgtW << 2, tgtH << 2,
                tgtVertStep);
    }
}