Diff: example2_c270.cpp

Revision:

3:2709bbf8baae

Parent:

2:697ebeb8336f

--- a/example2_c270.cpp	Mon Oct 22 14:10:04 2012 +0000
+++ b/example2_c270.cpp	Thu Oct 25 11:02:17 2012 +0000
@@ -20,19 +20,19 @@
 
 class Decode1 : public BaseJpegDecode {
 public:
-    int8_t m_y0[WIDTH/16*HEIGHT/8];
-    int8_t m_y1[WIDTH/16*HEIGHT/8];
-    int8_t m_cb[WIDTH/16*HEIGHT/8];
-    int8_t m_cr[WIDTH/16*HEIGHT/8];
+    int16_t m_y0[WIDTH/16*HEIGHT/8];
+    int16_t m_y1[WIDTH/16*HEIGHT/8];
+    int16_t m_cb[WIDTH/16*HEIGHT/8];
+    int16_t m_cr[WIDTH/16*HEIGHT/8];
     virtual void outputDC(int mcu, int block, int value) {
         if (mcu >= (WIDTH/16*HEIGHT/8)) {
             return;
         }
         switch(block) { // 0-1:Y 2:Cb 3:Cr
-            case 0: m_y0[mcu] = value; break;
-            case 1: m_y1[mcu] = value; break;
-            case 2: m_cb[mcu] = value; break;
-            case 3: m_cr[mcu] = value; break;
+            case 0: m_y0[mcu] = value * qt[0][0]; break;
+            case 1: m_y1[mcu] = value * qt[0][0]; break;
+            case 2: m_cb[mcu] = value * qt[1][0]; break;
+            case 3: m_cr[mcu] = value * qt[1][0]; break;
         }
     }
     virtual void outputAC(int mcu, int block, int scan, int value){};
@@ -72,13 +72,13 @@
             term.locate(0, column++);
             for(int x = 0; x < WIDTH/16; x++) {
                 int mcu = y*WIDTH/16+x;
-                term.printf("[%+3d,%+3d],", decode->m_y0[mcu], decode->m_y1[mcu]);
+                term.printf("%+4d,%+4d,", decode->m_y0[mcu], decode->m_y1[mcu]);
                 cam->poll();
             }
             term.locate(0, column++);
             for(int x = 0; x < WIDTH/16; x++) {
                 int mcu = y*WIDTH/16+x;
-                term.printf("(%+3d,%+3d),", decode->m_cb[mcu], decode->m_cr[mcu]);
+                term.printf("%+4d,%+4d,", decode->m_cb[mcu], decode->m_cr[mcu]);
                 cam->poll();
             }
         }