diff options
| author | James Almer <jamrial@gmail.com> | 2024-05-12 12:36:01 -0300 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2024-05-13 12:18:10 -0300 |
| commit | eb5733f38f56ca79e3bbcf2e3c12483d219f0523 (patch) | |
| tree | 82427c5d4f3dbc468d3f9de2fd1c39d1541921c7 /libavcodec | |
| parent | 5ba6f4e63e49c815a2964a6e4139f62700eebf0a (diff) | |
| download | ffmpeg-eb5733f38f56ca79e3bbcf2e3c12483d219f0523.tar.gz | |
x86/flacdsp: add an SSE4 version of wasted33
flac_wasted_33_c: 214.1
flac_wasted_33_sse4: 103.2
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/x86/flacdsp.asm | 25 | ||||
| -rw-r--r-- | libavcodec/x86/flacdsp_init.c | 2 |
2 files changed, 27 insertions, 0 deletions
diff --git a/libavcodec/x86/flacdsp.asm b/libavcodec/x86/flacdsp.asm index 21b2439bc0..15fcec4f08 100644 --- a/libavcodec/x86/flacdsp.asm +++ b/libavcodec/x86/flacdsp.asm @@ -113,6 +113,31 @@ ALIGN 16 jl .loop RET +INIT_XMM sse4 +cglobal flac_wasted_33, 4,4,5, decoded, residuals, wasted, len + shl lend, 2 + lea decodedq, [decodedq+lenq*2] + add residualsq, lenq + neg lenq + movd m4, wastedd +ALIGN 16 +.loop: + pmovsxdq m0, [residualsq+lenq+mmsize*0] + pmovsxdq m1, [residualsq+lenq+mmsize/2] + pmovsxdq m2, [residualsq+lenq+mmsize*1] + pmovsxdq m3, [residualsq+lenq+mmsize*1+mmsize/2] + psllq m0, m4 + psllq m1, m4 + psllq m2, m4 + psllq m3, m4 + mova [decodedq+lenq*2+mmsize*0], m0 + mova [decodedq+lenq*2+mmsize*1], m1 + mova [decodedq+lenq*2+mmsize*2], m2 + mova [decodedq+lenq*2+mmsize*3], m3 + add lenq, mmsize * 2 + 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 67aa118760..fa993d3466 100644 --- a/libavcodec/x86/flacdsp_init.c +++ b/libavcodec/x86/flacdsp_init.c @@ -31,6 +31,7 @@ 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); +void ff_flac_wasted_33_sse4(int64_t *decoded, const int32_t *residual, int wasted, int len); #define DECORRELATE_FUNCS(fmt, opt) \ void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ @@ -100,6 +101,7 @@ av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int if (EXTERNAL_SSE4(cpu_flags)) { c->lpc16 = ff_flac_lpc_16_sse4; c->lpc32 = ff_flac_lpc_32_sse4; + c->wasted33 = ff_flac_wasted_33_sse4; } if (EXTERNAL_AVX(cpu_flags)) { if (fmt == AV_SAMPLE_FMT_S16) { |