diff options
Diffstat (limited to 'libavcodec/mathops.h')
| -rw-r--r-- | libavcodec/mathops.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavcodec/mathops.h b/libavcodec/mathops.h index 1d573424f4..bad25afd45 100644 --- a/libavcodec/mathops.h +++ b/libavcodec/mathops.h @@ -224,4 +224,14 @@ static inline av_const unsigned int ff_sqrt(unsigned int a) return b - (a < b * b); } +static inline int8_t ff_u8_to_s8(uint8_t a) +{ + union { + uint8_t u8; + int8_t s8; + } b; + b.u8 = a; + return b.s8; +} + #endif /* AVCODEC_MATHOPS_H */ |