lavu: fix GET_UTF8 macro.

Prevent 0xFE and 0xFF from being considered the start of
non-standard 7-bytes sequences. No noticeable effect on speed.

libavutil/common.h

@@ -297,7 +297,7 @@ static av_always_inline av_const int av_popcount64_c(uint64_t x)
     val= GET_BYTE;\
     {\
         uint32_t top = (val & 128) >> 1;\
-        if ((val & 0xc0) == 0x80)\
+        if ((val & 0xc0) == 0x80 || val >= 0xFE)\
             ERROR\
         while (val & top) {\
             int tmp= GET_BYTE - 128;\

libavutil/version.h

@@ -76,7 +76,7 @@
 
 #define LIBAVUTIL_VERSION_MAJOR  52
 #define LIBAVUTIL_VERSION_MINOR  27
-#define LIBAVUTIL_VERSION_MICRO 100
+#define LIBAVUTIL_VERSION_MICRO 101
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
                                                LIBAVUTIL_VERSION_MINOR, \