SECTION_RODATA
flt2pm31: times 8 dd 4.6566129e-10
+flt2p31 : times 8 dd 2147483648.0
SECTION .text
REP_RET
%endmacro
+%macro FLOAT_TO_INT32 1
+cglobal float_to_int32_%1, 3, 3, 5, dst, src, len
+ mov srcq, [srcq]
+ mov dstq, [dstq]
+%ifidn %1, a
+ test dstq, mmsize-1
+ jne float_to_int32_u_int %+ SUFFIX
+ test srcq, mmsize-1
+ jne float_to_int32_u_int %+ SUFFIX
+%else
+float_to_int32_u_int %+ SUFFIX
+%endif
+ add srcq, lenq
+ add dstq, lenq
+ neg lenq
+ mova m2, [flt2p31]
+.next:
+ mov%1 m0, [ srcq+lenq]
+ mov%1 m1, [mmsize + srcq+lenq]
+ mulps m0, m2
+ mulps m1, m2
+ cvtps2dq m3, m0
+ cvtps2dq m4, m1
+ cmpnltps m0, m2
+ cmpnltps m1, m2
+ paddd m0, m3
+ paddd m1, m4
+ mov%1 [ dstq+lenq], m0
+ mov%1 [mmsize + dstq+lenq], m1
+ add lenq, 2*mmsize
+ jl .next
+ REP_RET
+%endmacro
+
INIT_MMX mmx
INT16_TO_INT32 u
INT32_TO_FLOAT a
INT16_TO_FLOAT u
INT16_TO_FLOAT a
+FLOAT_TO_INT32 u
+FLOAT_TO_INT32 a
void ff_int32_to_float_a_sse2(uint8_t **dst, const uint8_t **src, int len);
void ff_int16_to_float_a_sse2(uint8_t **dst, const uint8_t **src, int len);
+void ff_float_to_int32_a_sse2(uint8_t **dst, const uint8_t **src, int len);
void swri_audio_convert_init_x86(struct AudioConvert *ac,
enum AVSampleFormat out_fmt,
ac->simd_f = ff_int32_to_float_a_sse2;
if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S16 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16P)
ac->simd_f = ff_int16_to_float_a_sse2;
+ if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLTP)
+ ac->simd_f = ff_float_to_int32_a_sse2;
}
}