diff options
Diffstat (limited to 'fdk-aac/libFDK/include/scale.h')
| -rw-r--r-- | fdk-aac/libFDK/include/scale.h | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/fdk-aac/libFDK/include/scale.h b/fdk-aac/libFDK/include/scale.h index fcfc116..a58614e 100644 --- a/fdk-aac/libFDK/include/scale.h +++ b/fdk-aac/libFDK/include/scale.h @@ -129,15 +129,13 @@ void scaleCplxValues(FIXP_DBL *r_dst, FIXP_DBL *i_dst, const FIXP_DBL *r_src, void scaleValuesWithFactor(FIXP_DBL *vector, FIXP_DBL factor, INT len, INT scalefactor); void scaleValuesSaturate(FIXP_DBL *vector, INT len, INT scalefactor); -void scaleValuesSaturate(FIXP_DBL *dst, FIXP_DBL *src, INT len, +void scaleValuesSaturate(FIXP_DBL *dst, const FIXP_DBL *src, INT len, INT scalefactor); -void scaleValuesSaturate(FIXP_SGL *dst, FIXP_DBL *src, INT len, +void scaleValuesSaturate(FIXP_SGL *dst, const FIXP_DBL *src, INT len, INT scalefactor); -void scaleValuesSaturate(INT_PCM *dst, FIXP_DBL *src, INT len, INT scalefactor); void scaleValuesSaturate(FIXP_SGL *vector, INT len, INT scalefactor); -void scaleValuesSaturate(FIXP_SGL *dst, FIXP_SGL *src, INT len, +void scaleValuesSaturate(FIXP_SGL *dst, const FIXP_SGL *src, INT len, INT scalefactor); -void scaleValuesSaturate(INT_PCM *dst, INT_PCM *src, INT len, INT scalefactor); INT getScalefactorShort(const SHORT *vector, INT len); INT getScalefactorPCM(const INT_PCM *vector, INT len, INT stride); INT getScalefactor(const FIXP_DBL *vector, INT len); @@ -241,31 +239,20 @@ inline void scaleValueInPlace(FIXP_DBL *value, /*!< Value */ #ifndef SATURATE_RIGHT_SHIFT #define SATURATE_RIGHT_SHIFT(src, scale, dBits) \ - (((scale) >= 8*sizeof(LONG)) ? (LONG)0 : \ ((((LONG)(src) >> (scale)) > (LONG)(((1U) << ((dBits)-1)) - 1)) \ ? (LONG)(((1U) << ((dBits)-1)) - 1) \ : (((LONG)(src) >> (scale)) < ~((LONG)(((1U) << ((dBits)-1)) - 1))) \ ? ~((LONG)(((1U) << ((dBits)-1)) - 1)) \ - : ((LONG)(src) >> (scale)))) -#endif - -#ifndef SATURATE_LEFT_MAX -#define SATURATE_LEFT_MAX(src, dBits) \ - (((LONG)(src) > 0) \ - ? (LONG)(((1U) << ((dBits)-1)) - 1) \ - : ((LONG)(src) < 0) \ - ? ~((LONG)(((1U) << ((dBits)-1)) - 1)) \ - : (LONG)0) + : ((LONG)(src) >> (scale))) #endif #ifndef SATURATE_LEFT_SHIFT #define SATURATE_LEFT_SHIFT(src, scale, dBits) \ - (((scale) >= 8*sizeof(LONG)) ? SATURATE_LEFT_MAX(src, dBits) : \ (((LONG)(src) > ((LONG)(((1U) << ((dBits)-1)) - 1) >> (scale))) \ ? (LONG)(((1U) << ((dBits)-1)) - 1) \ : ((LONG)(src) < ~((LONG)(((1U) << ((dBits)-1)) - 1) >> (scale))) \ ? ~((LONG)(((1U) << ((dBits)-1)) - 1)) \ - : ((LONG)(src) << (scale)))) + : ((LONG)(src) << (scale))) #endif #ifndef SATURATE_SHIFT |