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曙海教育集團論壇DSP專區DSP系統和硬件開發討論區 → 李現路:DSP6000圖像位置移動與變形的典型算法(二)


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主題:李現路:DSP6000圖像位置移動與變形的典型算法(二)

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李現路:DSP6000圖像位置移動與變形的典型算法(二)  發帖心情 Post By:2009-12-3 13:47:53

  李現路:DSP6000圖像位置移動與變形的典型算法(四)

 

 

     (void *)(disYbuffer + (numPixels>>1) + (numLines-1-i) * numPixels),

         numPixels>>1);

                 

             /*傳送Cb緩沖區*/

             //前半部分為原始圖像

             DAT_copy((void *)(capCbbuffer + i * (numPixels >> 1)),

                      (void *)(disCbbuffer + i * (numPixels >> 1)),

                      numPixels>>2);

             //后半部分為垂直鏡像圖像

        DAT_copy((void *)(capCbbuffer + i * (numPixels >> 1)),

                 (void *)(disCbbuffer + (numPixels>>2) + (numLines-1-i) * (numPixels >> 1)),

                 numPixels>>2);                                     

                     

                     

                   /*傳送Cr緩沖區*/

                   //前半部分為原始圖像

             DAT_copy((void *)(capCrbuffer + i * (numPixels >> 1)),

                      (void *)(disCrbuffer + i * (numPixels >> 1)),

                      numPixels>>2);

             //后半部分為垂直鏡像圖像        

             DAT_copy((void *)(capCrbuffer + i * (numPixels >> 1)),

                      (void *)(disCrbuffer + (numPixels>>2) + (numLines-1-i) * (numPixels >> 1)),

                      numPixels>>2);                        

          }     

          

          

         /*啟動顯示模塊*/

         bt656_display_start(vpHchannel1);

         /*建立顯示的實時循環*/

         for(;;)

         {

                   /*當采集區的數據已經采集好,而顯示緩沖區的數據已空*/

                   if((capNewFrame == 1)&&(disNewFrame == 1))

                   {

                            /*將數據裝入顯示緩沖區,并清采集完成的標志*/

                            capNewFrame =0;

                            disNewFrame =0;

                            for(i=0;i<numLines;i++)

                            {

                                 /*傳送Y緩沖區*/

                                 //前半部分為原始圖像

                                     DAT_copy((void *)(capYbuffer + i * numPixels),

                                         (void *)(disYbuffer + i * numPixels),

                                         numPixels>>1);

                                     //后半部分為垂直鏡像圖像

                                     DAT_copy((void *)(capYbuffer + i * numPixels),

                      (void *)(disYbuffer + (numPixels>>1) + (numLines-1-i) * numPixels),

                      numPixels>>1);

                              

                                /*傳送Cb緩沖區*/

                                //前半部分為原始圖像

                                DAT_copy((void *)(capCbbuffer + i * (numPixels >> 1)),

                                         (void *)(disCbbuffer + i * (numPixels >> 1)),

                                         numPixels>>2);

                                //后半部分為垂直鏡像圖像

                           DAT_copy((void *)(capCbbuffer + i * (numPixels >> 1)),

                                    (void *)(disCbbuffer + (numPixels>>2) + (numLines-1-i) * (numPixels >> 1)),

                                    numPixels>>2);                                     

                                        

                                        

                                     /*傳送Cr緩沖區*/

                                     //前半部分為原始圖像

                                DAT_copy((void *)(capCrbuffer + i * (numPixels >> 1)),

                                         (void *)(disCrbuffer + i * (numPixels >> 1)),

                                         numPixels>>2);

                                //后半部分為垂直鏡像圖像        

                                DAT_copy((void *)(capCrbuffer + i * (numPixels >> 1)),

                                         (void *)(disCrbuffer + (numPixels>>2) + (numLines-1-i) * (numPixels >> 1)),

                                         numPixels>>2);                        

                             }

                   }

         }       

}

[此貼子已經被作者于2009-12-3 13:51:45編輯過]

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李現路:DSP6000圖像位置移動與變形的典型算法(二)








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