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| author | Muhammad Faiz <mfcc64@gmail.com> | 2016-06-04 14:33:05 +0700 |
|---|---|---|
| committer | Muhammad Faiz <mfcc64@gmail.com> | 2016-06-08 16:09:43 +0700 |
| commit | 1e69ac9246be8c9a1bf595e7fe949df5bc541c55 (patch) | |
| tree | 1a27b5398516a8ccbaeb71048a17200f621f6b30 /libavfilter/avf_showcqt.c | |
| parent | 49b024663501320310ec729f3bd15d0420bd9e59 (diff) | |
| download | ffmpeg-1e69ac9246be8c9a1bf595e7fe949df5bc541c55.tar.gz | |
avfilter/avf_showcqt: cqt_calc optimization on x86
on x86_64:
time PSNR
plain 3.303 inf
SSE 1.649 107.087535
SSE3 1.632 107.087535
AVX 1.409 106.986771
FMA3 1.265 107.108437
on x86_32 (PSNR compared to x86_64 plain):
time PSNR
plain 7.225 103.951979
SSE 1.827 105.859282
SSE3 1.819 105.859282
AVX 1.533 105.997661
FMA3 1.384 105.885377
FMA4 test is not available
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Muhammad Faiz <mfcc64@gmail.com>
Diffstat (limited to 'libavfilter/avf_showcqt.c')
| -rw-r--r-- | libavfilter/avf_showcqt.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libavfilter/avf_showcqt.c b/libavfilter/avf_showcqt.c index b88c83cfa6..62d5b09d8c 100644 --- a/libavfilter/avf_showcqt.c +++ b/libavfilter/avf_showcqt.c @@ -320,6 +320,9 @@ static int init_cqt(ShowCQTContext *s) w *= sign * (1.0 / s->fft_len); s->coeffs[m].val[x - s->coeffs[m].start] = w; } + + if (s->permute_coeffs) + s->permute_coeffs(s->coeffs[m].val, s->coeffs[m].len); } av_expr_free(expr); @@ -1230,6 +1233,7 @@ static int config_output(AVFilterLink *outlink) s->cqt_align = 1; s->cqt_calc = cqt_calc; + s->permute_coeffs = NULL; s->draw_sono = draw_sono; if (s->format == AV_PIX_FMT_RGB24) { s->draw_bar = draw_bar_rgb; @@ -1241,6 +1245,9 @@ static int config_output(AVFilterLink *outlink) s->update_sono = update_sono_yuv; } + if (ARCH_X86) + ff_showcqt_init_x86(s); + if ((ret = init_cqt(s)) < 0) return ret; |