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Antoine SOULIER
2022-05-10 13:57:16 +02:00
parent f182fe7e0d
commit 15240c5f9e
1 changed files with 16 additions and 11 deletions
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27
src/common.h
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@@ -57,25 +57,30 @@
* Macros
* MIN/MAX Minimum and maximum between 2 values
* CLIP Clip a value between low and high limits
* SATXX Saturation on 'xx' bits
* ABS Return the absolute value
* SATXX Signed saturation on 'xx' bits
* ABS Return absolute value
*/
#define LC3_MIN(a, b) ( (a) < (b) ? (a) : (b) )
#define LC3_MAX(a, b) ( (a) > (b) ? (a) : (b) )
#define LC3_CLIP(v, min, max) LC3_MIN(LC3_MAX(v, min), max)
#define LC3_MIN(a, b) ( (a) < (b) ? (a) : (b) )
#define LC3_MAX(a, b) ( (a) > (b) ? (a) : (b) )
#ifdef __ARM_FEATURE_SAT
#define LC3_SAT16(v) __ssat(v, 16)
#define LC3_SAT24(v) __ssat(v, 24)
#else
#define LC3_CLIP(v, min, max) LC3_MIN(LC3_MAX(v, min), max)
#define LC3_SAT16(v) LC3_CLIP(v, -(1 << 15), (1 << 15) - 1)
#define LC3_SAT24(v) LC3_CLIP(v, -(1 << 23), (1 << 23) - 1)
#endif
#define LC3_ABS(n) ( (n) < 0 ? -(n) : (n) )
#define LC3_ABS(v) ( (v) < 0 ? -(v) : (v) )
#ifdef __ARM_FEATURE_SAT
#undef LC3_SAT16
#define LC3_SAT16(v) __ssat(v, 16)
#undef LC3_SAT24
#define LC3_SAT24(v) __ssat(v, 24)
#endif /* __ARM_FEATURE_SAT */
/**
* Convert `dt` in us and `sr` in KHz