pb_shuf_unpack_odd: db -1, -1, 4, 5, -1, -1, 6, 7, -1, -1, 12, 13, -1, -1, 14, 15
pb_interleave_words: SHUFFLE_MASK_W 0, 4, 1, 5, 2, 6, 3, 7
pb_deinterleave_words: SHUFFLE_MASK_W 0, 2, 4, 6, 1, 3, 5, 7
+pw_zero_even: times 4 dw 0x0000, 0xffff
SECTION_TEXT
INIT_XMM avx
CONV_S16_TO_S16P_6CH
%endif
+
+;------------------------------------------------------------------------------
+; void ff_conv_s16_to_fltp_2ch(float *const *dst, int16_t *src, int len,
+; int channels);
+;------------------------------------------------------------------------------
+
+%macro CONV_S16_TO_FLTP_2CH 0
+cglobal conv_s16_to_fltp_2ch, 3,4,5, dst0, src, len, dst1
+ lea lenq, [4*lend]
+ mov dst1q, [dst0q+gprsize]
+ mov dst0q, [dst0q ]
+ add srcq, lenq
+ add dst0q, lenq
+ add dst1q, lenq
+ neg lenq
+ mova m3, [pf_s32_inv_scale]
+ mova m4, [pw_zero_even]
+.loop:
+ mova m1, [srcq+lenq]
+ pslld m0, m1, 16
+ pand m1, m4
+ cvtdq2ps m0, m0
+ cvtdq2ps m1, m1
+ mulps m0, m0, m3
+ mulps m1, m1, m3
+ mova [dst0q+lenq], m0
+ mova [dst1q+lenq], m1
+ add lenq, mmsize
+ jl .loop
+ REP_RET
+%endmacro
+
+INIT_XMM sse2
+CONV_S16_TO_FLTP_2CH
+%if HAVE_AVX
+INIT_XMM avx
+CONV_S16_TO_FLTP_2CH
+%endif
extern void ff_conv_s16_to_s16p_6ch_avx (int16_t *const *dst, int16_t *src,
int len, int channels);
+extern void ff_conv_s16_to_fltp_2ch_sse2(float *const *dst, int16_t *src,
+ int len, int channels);
+extern void ff_conv_s16_to_fltp_2ch_avx (float *const *dst, int16_t *src,
+ int len, int channels);
+
av_cold void ff_audio_convert_init_x86(AudioConvert *ac)
{
#if HAVE_YASM
2, 16, 8, "SSE2", ff_conv_s16_to_s16p_2ch_sse2);
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16P, AV_SAMPLE_FMT_S16,
6, 16, 4, "SSE2", ff_conv_s16_to_s16p_6ch_sse2);
+ ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_S16,
+ 2, 16, 8, "SSE2", ff_conv_s16_to_fltp_2ch_sse2);
}
if (mm_flags & AV_CPU_FLAG_SSSE3 && HAVE_SSE) {
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P,
2, 16, 8, "AVX", ff_conv_s16_to_s16p_2ch_avx);
ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16P, AV_SAMPLE_FMT_S16,
6, 16, 4, "AVX", ff_conv_s16_to_s16p_6ch_avx);
+ ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_S16,
+ 2, 16, 8, "AVX", ff_conv_s16_to_fltp_2ch_avx);
}
#endif
}