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| author | James Almer <jamrial@gmail.com> | 2024-05-12 11:53:44 -0300 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2024-05-12 17:24:08 -0300 |
| commit | 0664cbd732fd9d95037d9110b64fb2a32360de2c (patch) | |
| tree | 924cfd0f30b6a8140af20d854a701f896875e04e /libavcodec/x86 | |
| parent | 5acec189afa300b28a581b7c4cfaa510d0f3a9c1 (diff) | |
| download | ffmpeg-0664cbd732fd9d95037d9110b64fb2a32360de2c.tar.gz | |
x86/flacdsp: add a SSE2 version of wasted32
flac_wasted_32_c: 851.3
flac_wasted_32_sse2: 41.3
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec/x86')
| -rw-r--r-- | libavcodec/x86/flacdsp.asm | 24 | ||||
| -rw-r--r-- | libavcodec/x86/flacdsp_init.c | 3 |
2 files changed, 27 insertions, 0 deletions
diff --git a/libavcodec/x86/flacdsp.asm b/libavcodec/x86/flacdsp.asm index f38eb7db76..21b2439bc0 100644 --- a/libavcodec/x86/flacdsp.asm +++ b/libavcodec/x86/flacdsp.asm @@ -89,6 +89,30 @@ LPC_32 sse4, 32, psrlq LPC_32 xop, 32, psrlq %endif +INIT_XMM sse2 +cglobal flac_wasted_32, 3,3,5, decoded, wasted, len + shl lend, 2 + add decodedq, lenq + neg lenq + movd m4, wastedd +ALIGN 16 +.loop: + mova m0, [decodedq+lenq+mmsize*0] + mova m1, [decodedq+lenq+mmsize*1] + mova m2, [decodedq+lenq+mmsize*2] + mova m3, [decodedq+lenq+mmsize*3] + pslld m0, m4 + pslld m1, m4 + pslld m2, m4 + pslld m3, m4 + mova [decodedq+lenq+mmsize*0], m0 + mova [decodedq+lenq+mmsize*1], m1 + mova [decodedq+lenq+mmsize*2], m2 + mova [decodedq+lenq+mmsize*3], m3 + add lenq, mmsize * 4 + jl .loop + RET + ;---------------------------------------------------------------------------------- ;void ff_flac_decorrelate_[lrm]s_16_sse2(uint8_t **out, int32_t **in, int channels, ; int len, int shift); diff --git a/libavcodec/x86/flacdsp_init.c b/libavcodec/x86/flacdsp_init.c index dee4bf88fc..67aa118760 100644 --- a/libavcodec/x86/flacdsp_init.c +++ b/libavcodec/x86/flacdsp_init.c @@ -30,6 +30,8 @@ void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order, int qlevel, int len); +void ff_flac_wasted_32_sse2(int32_t *decoded, int wasted, int len); + #define DECORRELATE_FUNCS(fmt, opt) \ void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ int len, int shift); \ @@ -63,6 +65,7 @@ av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int int cpu_flags = av_get_cpu_flags(); if (EXTERNAL_SSE2(cpu_flags)) { + c->wasted32 = ff_flac_wasted_32_sse2; if (fmt == AV_SAMPLE_FMT_S16) { c->decorrelate[1] = ff_flac_decorrelate_ls_16_sse2; c->decorrelate[2] = ff_flac_decorrelate_rs_16_sse2; |