queueentity.java

这是有关于一个视频自动压缩系统的java+xml构建的代码

                  case 0: parameter.put("me" ,"dia");break;
                  case 1: parameter.put("me", "hex");break;
                  case 2: parameter.put("me", "umh");break;
                  case 3: parameter.put("me", "esa");break;
              }
                      
              
              parameter.put("me_range" , values.get("MERange") );
              parameter.put("keyint_min" , values.get("MinGOPSize") );
              parameter.put("ip_factor" , values.get("IPFactor") );
              parameter.put("pb_factor" , values.get("PBFactor") );
              parameter.put("chroma_qp_offset" , values.get("ChromaQPOffset") );
              parameter.put("vbv_init" , values.get("VBVInitialBuffer") );
              parameter.put("ratetol" , values.get("BitrateVariance") );
              parameter.put("qcomp" , values.get("QuantCompression") );
              parameter.put("b_bias" , values.get("BframeBias") );
              parameter.put("cabac" , values.get("Cabac") );
              parameter.put("weight_b" , values.get("WeightedBPrediction") );
              parameter.put("b_adapt" , values.get("AdaptiveBframes") );
              parameter.put("brdo" , values.get("BRDO") );
              parameter.put("bime" , values.get("biME") );
              parameter.put("chroma_me" , values.get("ChromaME") );
              parameter.put("p8x8" , values.get("P8x8mv") );
              parameter.put("b8x8" , values.get("B8x8mv") );
              parameter.put("i4x4" , values.get("I4x4mv") );
              parameter.put("i8x8" , values.get("I8x8mv") );
              parameter.put("p4x4" , values.get("P4x4mv") );
              parameter.put("b_pyramid" , values.get("BFramePyramid") );
              parameter.put("deadzone_inter" , values.get("DeadZoneInter") );
              parameter.put("deadzone_intra" , values.get("DeadZoneIntra") );
              
              /*----------------------processing the string------------------------*/
              String finalstr = parameter.toString() , regex = "(?<=\\D)\\b=true";
              finalstr = finalstr.substring(1, finalstr.length()-1);
              finalstr = finalstr.replaceAll(regex, ""); //change the par=true into par
              regex="\\s\\w*=false,";
              finalstr = finalstr.replaceAll(regex, "");//remove all false item
              regex="(?<=p4x4)=true";
              finalstr = finalstr.replaceAll(regex, "partitions=p4x4 ");//if find p4x4=true replace it with partitions=p4x4
              regex="i8x8=true";
              finalstr = finalstr.replaceAll(regex, "8x8dct");//if find i8x8=true replace it with 8x8dct
              regex="[ipb]\\dx\\d=true";
              finalstr = finalstr.replaceFirst(regex, "partitions=p8x8,b8x8,i8x8,i4x4 ");//if find p8x8 etc replace it and remove others
              finalstr = finalstr.replaceAll(regex, "");
              regex="\\s*,\\s*(?![\\d\\w])\\s*";
              finalstr = finalstr.replaceAll(regex, ":");
              regex="\\b:+\\b";
              finalstr = finalstr.replaceAll(regex, ":");
              finalstr = finalstr.trim();
              
              if(finalstr.indexOf(':', (finalstr.length()-3) ) != -1) {
                  finalstr = finalstr.substring(0, finalstr.indexOf(':', (finalstr.length()-3)));
              }
              
              String firpas = "";
              String[] temptrans= finalstr.trim().split(":");
              
              for (int i = 0 ; i < temptrans.length ; i++)
              {
                  if (temptrans[i].startsWith("me")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }
                  else if (temptrans[i].startsWith("me_range")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }
                  else if (temptrans[i].startsWith("brdo")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                  
                  else if (temptrans[i].startsWith("ratetol")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                 
                  else if (temptrans[i].startsWith("bitrate")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                  
                  else if (temptrans[i].startsWith("partitions")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                  
                  else if (temptrans[i].startsWith("qp_min")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                 
                  else if (temptrans[i].startsWith("qp_step")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                  
                  else if (temptrans[i].startsWith("qp_max")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                  
                  else if (temptrans[i].startsWith("bframes")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }                  
                  else if (temptrans[i].startsWith("direct")) {
                      firpas=firpas.concat(":" + temptrans[i]);
                  }
                  
              }
              firpas="pass=1:turbo"+firpas ;

              /*-------------------------------------------------------------------*/
              /*  video parameter end */
              /*  connect parameter */
              String audioparameter = "lavc -lavcopts acodec=ac3:abitrate=96", wholeparameter = "";
              wholeparameter = "mencoder " + this.inadd + " -o /dev/null " + "-oac copy " 
                      + " -ovc x264 -x264encopts " + firpas + " && " + "mencoder "
                      + this.inadd + " -o " + this.outadd + " -oac " + audioparameter 
                      + " -ovc " + "x264 -x264encopts" + finalstr ; 
              
              
              return wholeparameter;
    }
    
    /**
     * transform the parameter string into FFMpeg format
     * @return ovc options parameter of mencoder
     */
    public String toFFMpegParameter(){
        throw new java.lang.IllegalStateException("Not implemented yet");
    }
    
    /**
     * set the next point of this queue entity
     * @param next
     */
    public void setNext(QueueEntity next) {
        this.next = next;
    }
    
    /**
     * return the next point of this entity
     * @return
     */
    public QueueEntity getNext() {
        return this.next;
    }

    /**
     * get the identity of this entity 
     * @return 
     */
    public String getIdentity () {
        return this.Identity;
    }
    
    public String getInputAdd() {
        return this.inadd;
    }
    
    public String getOutputAdd() {
        return this.outadd;
    }
    
    /**
     * set the identity string of this entity the identity only identitied by the
     * parameter value and the input address
     */
    private void setIdentity () {
        this.Identity = java.lang.String.valueOf (this.values.hashCode()) +
                java.lang.String.valueOf (this.inadd.hashCode() );
    }
    
    

}