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fmtconvert: add support for U16, U24, U32 and U24_32 formats

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This commit is contained in:
Julian Bouzas 2021-09-08 09:07:49 -04:00
parent f22dd9d781
commit 20e64b39da
5 changed files with 436 additions and 1 deletions
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64
spa/plugins/audioconvert/fmt-ops.h
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@ -41,6 +41,15 @@
#define S8_TO_F32(v) (((int8_t)(v)) * (1.0f / S8_SCALE))
#define F32_TO_S8(v) (int8_t)(SPA_CLAMP(v, -1.0f, 1.0f) * S8_SCALE)
#define U16_MIN 0
#define U16_MAX 65535
#define U16_SCALE 32767.5f
#define U16_OFFS 32768
#define U16_TO_F32(v) ((((uint16_t)(v)) * (1.0f / U16_OFFS)) - 1.0)
#define U16S_TO_F32(v) (((uint16_t)bswap_16((uint16_t)(v)) * (1.0f / U16_OFFS)) - 1.0)
#define F32_TO_U16(v) (uint16_t)((SPA_CLAMP(v, -1.0f, 1.0f) * U16_SCALE) + U16_OFFS)
#define F32_TO_U16S(v) ((uint16_t)bswap_16((uint16_t)((SPA_CLAMP(v, -1.0f, 1.0f) * U16_SCALE) + U16_OFFS)))
#define S16_MIN -32767
#define S16_MAX 32767
#define S16_MAX_F 32767.0f
@ -50,6 +59,13 @@
#define F32_TO_S16(v) (int16_t)(SPA_CLAMP(v, -1.0f, 1.0f) * S16_SCALE)
#define F32_TO_S16S(v) ((int16_t)bswap_16((uint16_t)(SPA_CLAMP(v, -1.0f, 1.0f) * S16_SCALE)))
#define U24_MIN 0
#define U24_MAX 16777215
#define U24_SCALE 8388607.5f
#define U24_OFFS 8388608
#define U24_TO_F32(v) ((((uint32_t)(v)) * (1.0f / U24_OFFS)) - 1.0)
#define F32_TO_U24(v) (uint32_t)((SPA_CLAMP(v, -1.0f, 1.0f) * U24_SCALE) + U24_OFFS)
#define S24_MIN -8388607
#define S24_MAX 8388607
#define S24_MAX_F 8388607.0f
@ -57,6 +73,9 @@
#define S24_TO_F32(v) (((int32_t)(v)) * (1.0f / S24_SCALE))
#define F32_TO_S24(v) (int32_t)(SPA_CLAMP(v, -1.0f, 1.0f) * S24_SCALE)
#define U32_TO_F32(v) U24_TO_F32(((uint32_t)(v)) >> 8)
#define F32_TO_U32(v) (F32_TO_U24(v) << 8)
#define S32_SCALE 2147483648.0f
#define S32_MIN 2147483520.0f
@ -65,11 +84,26 @@
#define F32_TO_S32(v) (F32_TO_S24(v) << 8)
#define F32_TO_S32S(v) bswap_32((F32_TO_S24(v) << 8))
#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 F32_TO_U24_32(v) F32_TO_U24(v)
#define F32_TO_U24_32S(v) bswap_32(F32_TO_U24(v))
#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 F32_TO_S24_32(v) F32_TO_S24(v)
#define F32_TO_S24_32S(v) bswap_32(F32_TO_S24(v))
static inline uint32_t read_u24(const void *src)
{
const uint8_t *s = src;
#if __BYTE_ORDER == __LITTLE_ENDIAN
return (((uint32_t)s[2] << 16) | ((uint32_t)(uint8_t)s[1] << 8) | (uint32_t)(uint8_t)s[0]);
#else
return (((uint32_t)s[0] << 16) | ((uint32_t)(uint8_t)s[1] << 8) | (uint32_t)(uint8_t)s[2]);
#endif
}
static inline int32_t read_s24(const void *src)
{
const int8_t *s = src;
@ -90,6 +124,20 @@ static inline int32_t read_s24s(const void *src)
#endif
}
static inline void write_u24(void *dst, uint32_t val)
{
uint8_t *d = dst;
#if __BYTE_ORDER == __LITTLE_ENDIAN
d[0] = (uint8_t) (val);
d[1] = (uint8_t) (val >> 8);
d[2] = (uint8_t) (val >> 16);
#else
d[0] = (uint8_t) (val >> 16);
d[1] = (uint8_t) (val >> 8);
d[2] = (uint8_t) (val);
#endif
}
static inline void write_s24(void *dst, int32_t val)
{
uint8_t *d = dst;
@ -163,21 +211,29 @@ DEFINE_FUNCTION(s8_to_f32d, c);
DEFINE_FUNCTION(s8d_to_f32, c);
DEFINE_FUNCTION(ulaw_to_f32d, c);
DEFINE_FUNCTION(alaw_to_f32d, c);
DEFINE_FUNCTION(u16_to_f32, c);
DEFINE_FUNCTION(u16_to_f32d, c);
DEFINE_FUNCTION(s16d_to_f32d, c);
DEFINE_FUNCTION(s16_to_f32, c);
DEFINE_FUNCTION(s16_to_f32d, c);
DEFINE_FUNCTION(s16s_to_f32d, c);
DEFINE_FUNCTION(s16d_to_f32, c);
DEFINE_FUNCTION(u32_to_f32, c);
DEFINE_FUNCTION(u32_to_f32d, c);
DEFINE_FUNCTION(s32d_to_f32d, c);
DEFINE_FUNCTION(s32_to_f32, c);
DEFINE_FUNCTION(s32_to_f32d, c);
DEFINE_FUNCTION(s32s_to_f32d, c);
DEFINE_FUNCTION(s32d_to_f32, c);
DEFINE_FUNCTION(u24_to_f32, c);
DEFINE_FUNCTION(u24_to_f32d, c);
DEFINE_FUNCTION(s24d_to_f32d, c);
DEFINE_FUNCTION(s24_to_f32, c);
DEFINE_FUNCTION(s24_to_f32d, c);
DEFINE_FUNCTION(s24s_to_f32d, c);
DEFINE_FUNCTION(s24d_to_f32, c);
DEFINE_FUNCTION(u24_32_to_f32, c);
DEFINE_FUNCTION(u24_32_to_f32d, c);
DEFINE_FUNCTION(s24_32d_to_f32d, c);
DEFINE_FUNCTION(s24_32_to_f32, c);
DEFINE_FUNCTION(s24_32_to_f32d, c);
@ -193,21 +249,29 @@ DEFINE_FUNCTION(f32_to_s8d, c);
DEFINE_FUNCTION(f32d_to_s8, c);
DEFINE_FUNCTION(f32d_to_alaw, c);
DEFINE_FUNCTION(f32d_to_ulaw, c);
DEFINE_FUNCTION(f32_to_u16, c);
DEFINE_FUNCTION(f32d_to_u16, c);
DEFINE_FUNCTION(f32d_to_s16d, c);
DEFINE_FUNCTION(f32_to_s16, c);
DEFINE_FUNCTION(f32_to_s16d, c);
DEFINE_FUNCTION(f32d_to_s16, c);
DEFINE_FUNCTION(f32d_to_s16s, c);
DEFINE_FUNCTION(f32_to_u32, c);
DEFINE_FUNCTION(f32d_to_u32, c);
DEFINE_FUNCTION(f32d_to_s32d, c);
DEFINE_FUNCTION(f32_to_s32, c);
DEFINE_FUNCTION(f32_to_s32d, c);
DEFINE_FUNCTION(f32d_to_s32, c);
DEFINE_FUNCTION(f32d_to_s32s, c);
DEFINE_FUNCTION(f32_to_u24, c);
DEFINE_FUNCTION(f32d_to_u24, c);
DEFINE_FUNCTION(f32d_to_s24d, c);
DEFINE_FUNCTION(f32_to_s24, c);
DEFINE_FUNCTION(f32_to_s24d, c);
DEFINE_FUNCTION(f32d_to_s24, c);
DEFINE_FUNCTION(f32d_to_s24s, c);
DEFINE_FUNCTION(f32_to_u24_32, c);
DEFINE_FUNCTION(f32d_to_u24_32, c);
DEFINE_FUNCTION(f32d_to_s24_32d, c);
DEFINE_FUNCTION(f32_to_s24_32, c);
DEFINE_FUNCTION(f32_to_s24_32d, c);