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fmt-ops: express 32 bits formats in terms of 32_24 bits formats

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This commit is contained in:
Wim Taymans 2022-07-07 20:11:08 +02:00
parent ea3a81dc29
commit df40c9bf6a
1 changed files with 22 additions and 22 deletions
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44
spa/plugins/audioconvert/fmt-ops.h
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@ -90,38 +90,38 @@
#define F32_TO_S24S(v) bswap_s24(F32_TO_S24(v))
#define F32_TO_S24_D(v,d) s32_to_s24(SPA_CLAMP((v) * S24_SCALE + (d), S24_MIN, S24_MAX))
#define U32_MIN 0u
#define U32_MAX 4294967295u
#define U32_SCALE 2147483648.f
#define U32_OFFS 2147483648.f
#define U32_TO_F32(v) ((((uint32_t)(v)>>8) * (1.0f / U24_SCALE)) - 1.0f)
#define F32_TO_U32(v) ((uint32_t)SPA_CLAMP((v) * U24_SCALE + U24_OFFS, U24_MIN, U24_MAX) << 8)
#define F32_TO_U32_D(v,d) ((uint32_t)SPA_CLAMP((v) * U24_SCALE + U24_OFFS + (d), U24_MIN, U24_MAX) << 8)
#define S32_MIN -2147483648
#define S32_MAX 2147483647
#define S32_SCALE 2147483648.f
#define S32_TO_F32(v) (((int32_t)(v)>>8) * (1.0f / S24_SCALE))
#define S32S_TO_F32(v) (((int32_t)bswap_32(v)>>8) * (1.0f / S24_SCALE))
#define F32_TO_S32(v) ((int32_t)SPA_CLAMP((v) * S24_SCALE, S24_MIN, S24_MAX) << 8)
#define F32_TO_S32_D(v,d) ((int32_t)SPA_CLAMP((v) * S24_SCALE + (d), S24_MIN>>1, S24_MAX<<2) << 8)
#define F32_TO_S32S(v) bswap_32(F32_TO_S32(v))
#define F32_TO_S32S_D(v,d) bswap_32(F32_TO_S32_D(v,d))
#define U24_32_TO_F32(v) U32_TO_F32((v)<<8)
#define U24_32S_TO_F32(v) U32_TO_F32(((int32_t)bswap_32(v))<<8)
#define U24_32_TO_F32(v) ((((uint32_t)(v)) * (1.0f / U24_SCALE)) - 1.0f)
#define U24_32S_TO_F32(v) U24_32_TO_F32(((uint32_t)bswap_32(v)))
#define F32_TO_U24_32(v) (uint32_t)SPA_CLAMP((v) * U24_SCALE + U24_OFFS, U24_MIN, U24_MAX)
#define F32_TO_U24_32S(v) bswap_32(F32_TO_U24_32(v))
#define F32_TO_U24_32_D(v,d) (uint32_t)SPA_CLAMP((v) * U24_SCALE + U24_OFFS + (d), U24_MIN, U24_MAX)
#define F32_TO_U24_32S_D(v,d) bswap_32(F32_TO_U24_32_D(v,d))
#define S24_32_TO_F32(v) S32_TO_F32((v)<<8)
#define S24_32S_TO_F32(v) S32_TO_F32(((int32_t)bswap_32(v))<<8)
#define U32_MIN 0u
#define U32_MAX 4294967295u
#define U32_SCALE 2147483648.f
#define U32_OFFS 2147483648.f
#define U32_TO_F32(v) U24_32_TO_F32((v) >> 8)
#define F32_TO_U32(v) (F32_TO_U24_32(v) << 8)
#define F32_TO_U32_D(v,d) (F32_TO_U24_32_D(v,d) << 8)
#define S24_32_TO_F32(v) (((int32_t)(v)) * (1.0f / S24_SCALE))
#define S24_32S_TO_F32(v) S24_32_TO_F32(((int32_t)bswap_32(v)))
#define F32_TO_S24_32(v) (int32_t)SPA_CLAMP((v) * S24_SCALE, S24_MIN, S24_MAX)
#define F32_TO_S24_32S(v) bswap_32(F32_TO_S24_32(v))
#define F32_TO_S24_32_D(v,d) (int32_t)SPA_CLAMP((v) * S24_SCALE + (d), S24_MIN, S24_MAX)
#define F32_TO_S24_32S_D(v,d) bswap_32(F32_TO_S24_32_D(v,d))
#define S32_MIN -2147483648
#define S32_MAX 2147483647
#define S32_SCALE 2147483648.f
#define S32_TO_F32(v) S24_32_TO_F32((v) >> 8)
#define S32S_TO_F32(v) S32_TO_F32(bswap_32(v))
#define F32_TO_S32(v) (F32_TO_S24_32(v) << 8)
#define F32_TO_S32_D(v,d) (F32_TO_S24_32_D(v,d) << 8)
#define F32_TO_S32S(v) bswap_32(F32_TO_S32(v))
#define F32_TO_S32S_D(v,d) bswap_32(F32_TO_S32_D(v,d))
typedef struct {
#if __BYTE_ORDER == __LITTLE_ENDIAN
uint8_t v3;