diff options
author | James Darnley <james.darnley@gmail.com> | 2015-07-14 23:48:47 +0000 |
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committer | Paul B Mahol <onemda@gmail.com> | 2015-07-14 23:50:50 +0000 |
commit | bff7242608409dc52bf2fd51a67bb9d5f171a0ab (patch) | |
tree | 05cd5b35e41f8f81003339552ee1db2f37c83105 /libavfilter/x86/vf_removegrain_init.c | |
parent | dffae122d0f448029c30afc672233f114a3fe09c (diff) |
avfilter/vf_removegrain: add x86 and x86_64 SSE2 functions
Speed of all modes increased by a factor between 7.4 and 19.8 largely depending
on whether bytes are unpacked into words. Modes 2, 3, and 4 have been sped-up
by a factor of 43 (thanks quick sort!)
All modes are available on x86_64 but only modes 1, 10, 11, 12, 13, 14, 19, 20,
21, and 22 are available on x86 due to the number of SIMD registers used.
With a contribution from James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavfilter/x86/vf_removegrain_init.c')
-rw-r--r-- | libavfilter/x86/vf_removegrain_init.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/libavfilter/x86/vf_removegrain_init.c b/libavfilter/x86/vf_removegrain_init.c new file mode 100644 index 0000000000..07314b3244 --- /dev/null +++ b/libavfilter/x86/vf_removegrain_init.c @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2015 James Darnley + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/attributes.h" +#include "libavutil/cpu.h" +#include "libavutil/x86/cpu.h" +#include "libavfilter/removegrain.h" + +void ff_rg_fl_mode_1_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_10_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_11_12_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_13_14_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_19_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_20_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_21_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_22_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +#if ARCH_X86_64 +void ff_rg_fl_mode_2_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_3_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_4_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_5_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_6_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_7_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_8_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_9_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_15_16_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_17_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_18_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_23_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +void ff_rg_fl_mode_24_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride, int pixels); +#endif + +av_cold void ff_removegrain_init_x86(RemoveGrainContext *rg) +{ +#if CONFIG_GPL + int cpu_flags = av_get_cpu_flags(); + int i; + + for (i = 0; i < rg->nb_planes; i++) { + if (EXTERNAL_SSE2(cpu_flags)) + switch (rg->mode[i]) { + case 1: rg->fl[i] = ff_rg_fl_mode_1_sse2; break; + case 10: rg->fl[i] = ff_rg_fl_mode_10_sse2; break; + case 11: /* fall through */ + case 12: rg->fl[i] = ff_rg_fl_mode_11_12_sse2; break; + case 13: /* fall through */ + case 14: rg->fl[i] = ff_rg_fl_mode_13_14_sse2; break; + case 19: rg->fl[i] = ff_rg_fl_mode_19_sse2; break; + case 20: rg->fl[i] = ff_rg_fl_mode_20_sse2; break; + case 21: rg->fl[i] = ff_rg_fl_mode_21_sse2; break; + case 22: rg->fl[i] = ff_rg_fl_mode_22_sse2; break; +#if ARCH_X86_64 + case 2: rg->fl[i] = ff_rg_fl_mode_2_sse2; break; + case 3: rg->fl[i] = ff_rg_fl_mode_3_sse2; break; + case 4: rg->fl[i] = ff_rg_fl_mode_4_sse2; break; + case 5: rg->fl[i] = ff_rg_fl_mode_5_sse2; break; + case 6: rg->fl[i] = ff_rg_fl_mode_6_sse2; break; + case 7: rg->fl[i] = ff_rg_fl_mode_7_sse2; break; + case 8: rg->fl[i] = ff_rg_fl_mode_8_sse2; break; + case 9: rg->fl[i] = ff_rg_fl_mode_9_sse2; break; + case 15: /* fall through */ + case 16: rg->fl[i] = ff_rg_fl_mode_15_16_sse2; break; + case 17: rg->fl[i] = ff_rg_fl_mode_17_sse2; break; + case 18: rg->fl[i] = ff_rg_fl_mode_18_sse2; break; + case 23: rg->fl[i] = ff_rg_fl_mode_23_sse2; break; + case 24: rg->fl[i] = ff_rg_fl_mode_24_sse2; break; +#endif /* ARCH_x86_64 */ + } + } +#endif /* CONFIG_GPL */ +} |