get sure decode doesnt break

2019-11-04 23:00:23 +01:00
parent f04d8584d9
commit d5ca736f7c
1 changed files with 6 additions and 3 deletions
--- a/src/fenrirscreenreader/screenDriver/vcsaDriver.py
+++ b/src/fenrirscreenreader/screenDriver/vcsaDriver.py
@@ -291,7 +291,7 @@ class driver(screenDriver):
                bold = 0
                ink = 7
                paper = 0
-                ch = 32
+                ch = None
                try:
                    (sh,) = unpack("=H", data)
                    attr = (sh >> 8) & 0xFF
@@ -309,8 +309,11 @@ class driver(screenDriver):
                        bold = 1
                    #if (ink != 7) or (paper != 0):
                    #    print(ink,paper)
-                    if sh & self.hichar:
-                        ch |= 0x100
+                    try:
+                        if sh & self.hichar:
+                            ch |= 0x100
+                    except:
+                        ch = None
                except:
                    pass
                try: