negativeeffect.java

这是各类实用工具的源码100例

package jvideodemo2;

import javax.media.*;
import javax.media.Effect;
import javax.media.format.*;
import javax.media.Buffer;
import javax.media.ResourceUnavailableException;

public class NegativeEffect implements Effect {

  private static String EffectName = "NegativeEffect";

  protected RGBFormat inputFormat;

  protected RGBFormat outputFormat;

  protected Format[] supportedInputFormats;

  protected Format[] supportedOutputFormats;




  public NegativeEffect() {
    supportedInputFormats = new Format[]{
      new RGBFormat()
      };
    supportedOutputFormats = new Format[]{
      new RGBFormat()
      };


  }
  public Format[] getSupportedInputFormats() {
    /**@todo Implement this javax.media.Codec method*/
    //throw new java.lang.UnsupportedOperationException("Method getSupportedInputFormats() not yet implemented.");
    System.out.println("getSupportedInputFormats");
    return supportedInputFormats;
  }
  public Format[] getSupportedOutputFormats(Format parm1) {
    /**@todo Implement this javax.media.Codec method*/
    //throw new java.lang.UnsupportedOperationException("Method getSupportedOutputFormats() not yet implemented.");
    System.out.println("getSupportedOutputFormats [in = "+parm1+"]");

    if (parm1 == null)
      return supportedOutputFormats;
    if (!(parm1 instanceof RGBFormat))
      return new Format[0];

    RGBFormat irf = (RGBFormat)parm1;
    RGBFormat orf = (RGBFormat)parm1.clone();
    return new Format[]{orf};

  }
  public Format setInputFormat(Format parm1) {
    /**@todo Implement this javax.media.Codec method*/
    //throw new java.lang.UnsupportedOperationException("Method setInputFormat() not yet implemented.");
    System.out.println("setInputFormat [input = "+parm1+"]");

    inputFormat = (RGBFormat)parm1;
    return (Format)inputFormat;
  }
  public Format setOutputFormat(Format parm1) {
    /**@todo Implement this javax.media.Codec method*/
    //throw new java.lang.UnsupportedOperationException("Method setOutputFormat() not yet implemented.");
    System.out.println("setOutputFormat [ output = "+parm1+"]");
    outputFormat  = (RGBFormat)parm1;
    return (Format)outputFormat;

  }

  public Format getInputFormat(){
    System.out.println("getInputFormat");
    return inputFormat;
  }

  public Format getOutputFormat(){
    System.out.println("getOutputFormat");
    return outputFormat;
  }
  public int process(Buffer parm1, Buffer parm2) {
    /**@todo Implement this javax.media.Codec method*/
    //throw new java.lang.UnsupportedOperationException("Method process() not yet implemented.");
    Object o1 = parm1.getData();
    int inLength = parm1.getLength();
    int inOffset = parm1.getOffset();

    if (!(o1 instanceof short[])&&!(o1 instanceof int[]))
      return this.BUFFER_PROCESSED_FAILED;

    Object o2 = parm2.getData();
    if (o2!=null){
      if (!(o2 instanceof short[])&&!(o2 instanceof int[]))
        return this.BUFFER_PROCESSED_FAILED;
    }else{

      if (o1 instanceof short[])
        parm2.setData(new short[inLength]);
      else
        parm2.setData(new int[inLength]);
      o2 = parm2.getData();


    }

    int outOffset = parm2.getOffset();

    if (o1 instanceof short[]){
      short[] inData = (short[])o1;
      short[] outData = (short[])o2;

      for (int i=0;i<inLength;i++)
        outData[outOffset++] = (short)~inData[inOffset++];

    }else{
      int[] inData =(int[])o1;
      int[] outData = (int[])o2;

      for (int i=0;i<inLength;i++)
        outData[outOffset++] = ~inData[inOffset++];
    }

    parm2.setFormat(outputFormat);
    parm2.setLength(inLength);
    parm2.setOffset(0);

    return this.BUFFER_PROCESSED_OK;



  }
  public String getName() {
    /**@todo Implement this javax.media.PlugIn method*/
    //throw new java.lang.UnsupportedOperationException("Method getName() not yet implemented.");
    System.out.println("getName");
    return EffectName;
  }
  public void open() throws javax.media.ResourceUnavailableException {
    /**@todo Implement this javax.media.PlugIn method*/
    //throw new java.lang.UnsupportedOperationException("Method open() not yet implemented.");
    System.out.println("open");
  }
  public void close() {
    /**@todo Implement this javax.media.PlugIn method*/
    //throw new java.lang.UnsupportedOperationException("Method close() not yet implemented.");
    System.out.println("close");
  }
  public void reset() {
    /**@todo Implement this javax.media.PlugIn method*/
    //throw new java.lang.UnsupportedOperationException("Method reset() not yet implemented.");
    System.out.println("reset");
  }
  public Object[] getControls() {
    /**@todo Implement this javax.media.Controls method*/
    //throw new java.lang.UnsupportedOperationException("Method getControls() not yet implemented.");
    System.out.println("getControls");
    return new Controls[0];

  }
  public Object getControl(String parm1) {
    /**@todo Implement this javax.media.Controls method*/
    //throw new java.lang.UnsupportedOperationException("Method getControl() not yet implemented.");
    System.out.println("getControl [controlType = "+parm1+"]");
    try{
      Class cls = Class.forName(parm1);
      Object[] cs = this.getControls();

      for (int i=0;i<cs.length;i++){
        if (cls.isInstance(cs[i])){
          return cs[i];
        }
      }
      return null;

    }catch(Exception err){
      return null;
    }
  }

}