diff options
Diffstat (limited to 'libavutil/common.h')
| -rw-r--r-- | libavutil/common.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libavutil/common.h b/libavutil/common.h index 7187c579c9..ffded89a4c 100644 --- a/libavutil/common.h +++ b/libavutil/common.h @@ -503,6 +503,20 @@ static inline int ff_get_fourcc(const char *s){ level= (level^mask)-mask; #endif +#define GET_UTF8(val, GET_BYTE, ERROR)\ + val= GET_BYTE;\ + {\ + int ones= 7 - av_log2(val ^ 255);\ + if(ones==1)\ + ERROR\ + val&= 127>>ones;\ + while(--ones > 0){\ + int tmp= GET_BYTE - 128;\ + if(tmp>>6)\ + ERROR\ + val= (val<<6) + tmp;\ + }\ + } #if __CPU__ >= 686 && !defined(RUNTIME_CPUDETECT) #define COPY3_IF_LT(x,y,a,b,c,d)\ |