taler-mdb

commit 0cbf05f4bf4db06f05a81553adfd59c2f3c8bb3a
parent d6b6068f6f9d810b76944b6e5203b9752e0e6a42
Author: Christian Grothoff <christian@grothoff.org>
Date:   Sat, 16 Nov 2019 10:29:27 +0100

qr gen

Diffstat:
M
src/main.c
 | 
22
+++++++++++-----------

1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/src/main.c b/src/main.c
@@ -140,7 +140,7 @@ struct Display
 {
   int devicefd;
 
-  uint8_t *memory;
+  uint16_t *memory;
 
   struct fb_var_screeninfo orig_vinfo;
 
@@ -260,7 +260,7 @@ show_qrcode (const char *uri)
         ((x - xOff) * qrc->width / size) + ((y - yOff) * qrc->width / size)
         * qrc->width;
       qrDisplay.memory[y * qrDisplay.var_info.xres + x] =
-        (0 == (qrc->data[off] & 1)) ? 0xFF : 0x00;
+        (0 == (qrc->data[off] & 1)) ? 0xFFFF : 0x00;
     }
 
   QRcode_free (qrc);
@@ -1096,16 +1096,16 @@ run (void *cls,
             &qrDisplay.var_info,
             sizeof(struct fb_var_screeninfo));
 
-    if (8 != qrDisplay.var_info.bits_per_pixel)
+    if (16 != qrDisplay.var_info.bits_per_pixel)
     {
-      /* Change variable info to 8bit per pixel */
-      qrDisplay.var_info.bits_per_pixel = 8;
+      /* Change variable info to 16 bit per pixel */
+      qrDisplay.var_info.bits_per_pixel = 16;
       if (0 > ioctl (qrDisplay.devicefd,
                      FBIOPUT_VSCREENINFO,
                      &qrDisplay.var_info))
       {
         GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
-                    "Error setting display bpp to 8\n");
+                    "Error setting display bpp to 16\n");
         return;
       }
     }
@@ -1121,11 +1121,11 @@ run (void *cls,
     }
 
     /* get pointer onto frame buffer */
-    qrDisplay.memory = (uint8_t *) mmap (NULL,
-                                         qrDisplay.fix_info.smem_len,
-                                         PROT_READ | PROT_WRITE, MAP_SHARED,
-                                         qrDisplay.devicefd,
-                                         0);
+    qrDisplay.memory =  mmap (NULL,
+                              qrDisplay.fix_info.smem_len,
+                              PROT_READ | PROT_WRITE, MAP_SHARED,
+                              qrDisplay.devicefd,
+                              0);
     if (0 > qrDisplay.devicefd)
     {
       GNUNET_log (GNUNET_ERROR_TYPE_WARNING,