[vlc-commits] DVB: strip character emphasis control codes

[Rafaël Carré]

vlc | branch: master | Rafaël Carré <funman at videolan.org> | Tue Sep  9 12:05:07 2014 +0200| [a25aa2c0af44512ded19fdad8fa9a7bda9462693] | committer: Rafaël Carré

DVB: strip character emphasis control codes

Fix display of BSkyB program names as 0x86Foobar0x87

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=a25aa2c0af44512ded19fdad8fa9a7bda9462693
---

 modules/demux/dvb-text.h |   21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/modules/demux/dvb-text.h b/modules/demux/dvb-text.h
index 6f15554..2aae51f 100644
--- a/modules/demux/dvb-text.h
+++ b/modules/demux/dvb-text.h
@@ -94,6 +94,7 @@ static char *vlc_from_EIT (const void *buf, size_t length)
         EnsureUTF8 (out);
     }
 
+    length = strlen(out);
     /* Convert control codes */
     for (char *p = strchr (out, '\xC2'); p; p = strchr (p + 1, '\xC2'))
     {
@@ -104,6 +105,16 @@ static char *vlc_from_EIT (const void *buf, size_t length)
          * 0x8B-0x9F are unspecified. */
         if (p[1] == '\x8A')
             memcpy (p, "\r\n", 2);
+
+        /* Strip character emphasis */
+        if (p[1] == '\x86' || p[1] == '\x87') {
+            const size_t n = p - out;
+            memmove (p, p+2, length - n);
+            length -= 2;
+            out[length] = '\0';
+            if (length == n)
+                break;
+        }
     }
 
     /* Private use area */
@@ -114,6 +125,16 @@ static char *vlc_from_EIT (const void *buf, size_t length)
             continue;
         if (p[2] == '\x8A')
             memcpy (p, "\r\r\n", 3); /* we need three bytes, so to CRs ;) */
+
+        /* Strip character emphasis */
+        if (p[2] == '\x86' || p[2] == '\x87') {
+            const size_t n = p - out;
+            memmove (p, p+3, length - n);
+            length -= 3;
+            out[length] = '\0';
+            if (length == n)
+                break;
+        }
     }
 
     return out;