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			240 lines
		
	
	
	
		
			8.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			240 lines
		
	
	
	
		
			8.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * VP9 SIMD optimizations
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|  *
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|  * Copyright (c) 2013 Ronald S. Bultje <rsbultje gmail com>
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|  *
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|  * This file is part of FFmpeg.
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|  *
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|  * FFmpeg is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2.1 of the License, or (at your option) any later version.
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|  *
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|  * FFmpeg is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General Public
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|  * License along with FFmpeg; if not, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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|  */
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| 
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| #include "libavutil/attributes.h"
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| #include "libavutil/cpu.h"
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| #include "libavutil/mem.h"
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| #include "libavutil/x86/cpu.h"
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| #include "libavcodec/vp9dsp.h"
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| #include "libavcodec/x86/vp9dsp_init.h"
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| 
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| #if HAVE_X86ASM
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| 
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| extern const int16_t ff_filters_16bpp[3][15][4][16];
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| 
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| decl_mc_funcs(4, sse2, int16_t, 16, BPC);
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| decl_mc_funcs(8, sse2, int16_t, 16, BPC);
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| decl_mc_funcs(16, avx2, int16_t, 16, BPC);
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| 
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| mc_rep_funcs(16,  8, 16, sse2, int16_t, 16, BPC)
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| mc_rep_funcs(32, 16, 32, sse2, int16_t, 16, BPC)
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| mc_rep_funcs(64, 32, 64, sse2, int16_t, 16, BPC)
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| #if HAVE_AVX2_EXTERNAL
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| mc_rep_funcs(32, 16, 32, avx2, int16_t, 16, BPC)
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| mc_rep_funcs(64, 32, 64, avx2, int16_t, 16, BPC)
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| #endif
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| 
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| filters_8tap_2d_fn2(put, 16, BPC, 2, sse2, sse2, 16bpp)
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| filters_8tap_2d_fn2(avg, 16, BPC, 2, sse2, sse2, 16bpp)
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| #if HAVE_AVX2_EXTERNAL
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| filters_8tap_2d_fn(put, 64, 32, BPC, 2, avx2, 16bpp)
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| filters_8tap_2d_fn(avg, 64, 32, BPC, 2, avx2, 16bpp)
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| filters_8tap_2d_fn(put, 32, 32, BPC, 2, avx2, 16bpp)
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| filters_8tap_2d_fn(avg, 32, 32, BPC, 2, avx2, 16bpp)
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| filters_8tap_2d_fn(put, 16, 32, BPC, 2, avx2, 16bpp)
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| filters_8tap_2d_fn(avg, 16, 32, BPC, 2, avx2, 16bpp)
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| #endif
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| 
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| filters_8tap_1d_fn3(put, BPC, sse2, sse2, 16bpp)
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| filters_8tap_1d_fn3(avg, BPC, sse2, sse2, 16bpp)
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| #if HAVE_AVX2_EXTERNAL
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| filters_8tap_1d_fn2(put, 64, BPC, avx2, 16bpp)
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| filters_8tap_1d_fn2(avg, 64, BPC, avx2, 16bpp)
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| filters_8tap_1d_fn2(put, 32, BPC, avx2, 16bpp)
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| filters_8tap_1d_fn2(avg, 32, BPC, avx2, 16bpp)
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| filters_8tap_1d_fn2(put, 16, BPC, avx2, 16bpp)
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| filters_8tap_1d_fn2(avg, 16, BPC, avx2, 16bpp)
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| #endif
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| 
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| #define decl_lpf_func(dir, wd, bpp, opt) \
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| void ff_vp9_loop_filter_##dir##_##wd##_##bpp##_##opt(uint8_t *dst, ptrdiff_t stride, \
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|                                                      int E, int I, int H)
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| 
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| #define decl_lpf_funcs(dir, wd, bpp) \
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| decl_lpf_func(dir, wd, bpp, sse2); \
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| decl_lpf_func(dir, wd, bpp, ssse3); \
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| decl_lpf_func(dir, wd, bpp, avx)
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| 
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| #define decl_lpf_funcs_wd(dir) \
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| decl_lpf_funcs(dir,  4, BPC); \
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| decl_lpf_funcs(dir,  8, BPC); \
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| decl_lpf_funcs(dir, 16, BPC)
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| 
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| decl_lpf_funcs_wd(h);
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| decl_lpf_funcs_wd(v);
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| 
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| #define lpf_16_wrapper(dir, off, bpp, opt) \
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| static void loop_filter_##dir##_16_##bpp##_##opt(uint8_t *dst, ptrdiff_t stride, \
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|                                                  int E, int I, int H) \
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| { \
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|     ff_vp9_loop_filter_##dir##_16_##bpp##_##opt(dst,       stride, E, I, H); \
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|     ff_vp9_loop_filter_##dir##_16_##bpp##_##opt(dst + off, stride, E, I, H); \
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| }
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| 
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| #define lpf_16_wrappers(bpp, opt) \
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| lpf_16_wrapper(h, 8 * stride, bpp, opt) \
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| lpf_16_wrapper(v, 16,         bpp, opt)
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| 
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| lpf_16_wrappers(BPC, sse2)
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| lpf_16_wrappers(BPC, ssse3)
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| lpf_16_wrappers(BPC, avx)
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| 
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| #define lpf_mix2_wrapper(dir, off, wd1, wd2, bpp, opt) \
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| static void loop_filter_##dir##_##wd1##wd2##_##bpp##_##opt(uint8_t *dst, ptrdiff_t stride, \
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|                                                            int E, int I, int H) \
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| { \
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|     ff_vp9_loop_filter_##dir##_##wd1##_##bpp##_##opt(dst,       stride, \
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|                                                      E & 0xff, I & 0xff, H & 0xff); \
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|     ff_vp9_loop_filter_##dir##_##wd2##_##bpp##_##opt(dst + off, stride, \
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|                                                      E >> 8,   I >> 8,   H >> 8); \
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| }
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| 
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| #define lpf_mix2_wrappers(wd1, wd2, bpp, opt) \
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| lpf_mix2_wrapper(h, 8 * stride, wd1, wd2, bpp, opt) \
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| lpf_mix2_wrapper(v, 16,         wd1, wd2, bpp, opt)
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| 
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| #define lpf_mix2_wrappers_set(bpp, opt) \
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| lpf_mix2_wrappers(4, 4, bpp, opt) \
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| lpf_mix2_wrappers(4, 8, bpp, opt) \
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| lpf_mix2_wrappers(8, 4, bpp, opt) \
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| lpf_mix2_wrappers(8, 8, bpp, opt) \
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| 
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| lpf_mix2_wrappers_set(BPC, sse2)
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| lpf_mix2_wrappers_set(BPC, ssse3)
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| lpf_mix2_wrappers_set(BPC, avx)
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| 
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| decl_ipred_fns(tm, BPC, mmxext, sse2);
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| 
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| decl_itxfm_func(iwht, iwht, 4, BPC, mmxext);
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| #if BPC == 10
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| decl_itxfm_func(idct,  idct,  4, BPC, mmxext);
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| decl_itxfm_funcs(4, BPC, ssse3);
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| #else
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| decl_itxfm_func(idct,  idct,  4, BPC, sse2);
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| #endif
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| decl_itxfm_func(idct,  iadst, 4, BPC, sse2);
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| decl_itxfm_func(iadst, idct,  4, BPC, sse2);
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| decl_itxfm_func(iadst, iadst, 4, BPC, sse2);
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| decl_itxfm_funcs(8, BPC, sse2);
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| decl_itxfm_funcs(16, BPC, sse2);
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| decl_itxfm_func(idct,  idct, 32, BPC, sse2);
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| #endif /* HAVE_X86ASM */
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| 
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| av_cold void INIT_FUNC(VP9DSPContext *dsp, int bitexact)
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| {
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| #if HAVE_X86ASM
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|     int cpu_flags = av_get_cpu_flags();
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| 
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| #define init_lpf_8_func(idx1, idx2, dir, wd, bpp, opt) \
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|     dsp->loop_filter_8[idx1][idx2] = ff_vp9_loop_filter_##dir##_##wd##_##bpp##_##opt
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| #define init_lpf_16_func(idx, dir, bpp, opt) \
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|     dsp->loop_filter_16[idx] = loop_filter_##dir##_16_##bpp##_##opt
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| #define init_lpf_mix2_func(idx1, idx2, idx3, dir, wd1, wd2, bpp, opt) \
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|     dsp->loop_filter_mix2[idx1][idx2][idx3] = loop_filter_##dir##_##wd1##wd2##_##bpp##_##opt
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| 
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| #define init_lpf_funcs(bpp, opt) \
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|     init_lpf_8_func(0, 0, h,  4, bpp, opt); \
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|     init_lpf_8_func(0, 1, v,  4, bpp, opt); \
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|     init_lpf_8_func(1, 0, h,  8, bpp, opt); \
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|     init_lpf_8_func(1, 1, v,  8, bpp, opt); \
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|     init_lpf_8_func(2, 0, h, 16, bpp, opt); \
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|     init_lpf_8_func(2, 1, v, 16, bpp, opt); \
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|     init_lpf_16_func(0, h, bpp, opt); \
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|     init_lpf_16_func(1, v, bpp, opt); \
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|     init_lpf_mix2_func(0, 0, 0, h, 4, 4, bpp, opt); \
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|     init_lpf_mix2_func(0, 1, 0, h, 4, 8, bpp, opt); \
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|     init_lpf_mix2_func(1, 0, 0, h, 8, 4, bpp, opt); \
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|     init_lpf_mix2_func(1, 1, 0, h, 8, 8, bpp, opt); \
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|     init_lpf_mix2_func(0, 0, 1, v, 4, 4, bpp, opt); \
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|     init_lpf_mix2_func(0, 1, 1, v, 4, 8, bpp, opt); \
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|     init_lpf_mix2_func(1, 0, 1, v, 8, 4, bpp, opt); \
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|     init_lpf_mix2_func(1, 1, 1, v, 8, 8, bpp, opt)
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| 
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| #define init_itx_func(idxa, idxb, typea, typeb, size, bpp, opt) \
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|     dsp->itxfm_add[idxa][idxb] = \
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|         cat(ff_vp9_##typea##_##typeb##_##size##x##size##_add_, bpp, _##opt);
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| #define init_itx_func_one(idx, typea, typeb, size, bpp, opt) \
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|     init_itx_func(idx, DCT_DCT,   typea, typeb, size, bpp, opt); \
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|     init_itx_func(idx, ADST_DCT,  typea, typeb, size, bpp, opt); \
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|     init_itx_func(idx, DCT_ADST,  typea, typeb, size, bpp, opt); \
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|     init_itx_func(idx, ADST_ADST, typea, typeb, size, bpp, opt)
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| #define init_itx_funcs(idx, size, bpp, opt) \
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|     init_itx_func(idx, DCT_DCT,   idct,  idct,  size, bpp, opt); \
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|     init_itx_func(idx, ADST_DCT,  idct,  iadst, size, bpp, opt); \
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|     init_itx_func(idx, DCT_ADST,  iadst, idct,  size, bpp, opt); \
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|     init_itx_func(idx, ADST_ADST, iadst, iadst, size, bpp, opt); \
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| 
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|     if (EXTERNAL_MMXEXT(cpu_flags)) {
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|         init_ipred_func(tm, TM_VP8, 4, BPC, mmxext);
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|         if (!bitexact) {
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|             init_itx_func_one(4 /* lossless */, iwht, iwht, 4, BPC, mmxext);
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| #if BPC == 10
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|             init_itx_func(TX_4X4, DCT_DCT, idct, idct, 4, 10, mmxext);
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| #endif
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|         }
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|     }
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| 
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|     if (EXTERNAL_SSE2(cpu_flags)) {
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|         init_subpel3(0, put, BPC, sse2);
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|         init_subpel3(1, avg, BPC, sse2);
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|         init_lpf_funcs(BPC, sse2);
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|         init_8_16_32_ipred_funcs(tm, TM_VP8, BPC, sse2);
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| #if BPC == 10
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|         if (!bitexact) {
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|             init_itx_func(TX_4X4, ADST_DCT,  idct,  iadst, 4, 10, sse2);
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|             init_itx_func(TX_4X4, DCT_ADST,  iadst, idct,  4, 10, sse2);
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|             init_itx_func(TX_4X4, ADST_ADST, iadst, iadst, 4, 10, sse2);
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|         }
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| #else
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|         init_itx_funcs(TX_4X4, 4, 12, sse2);
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| #endif
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|         init_itx_funcs(TX_8X8, 8, BPC, sse2);
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|         init_itx_funcs(TX_16X16, 16, BPC, sse2);
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|         init_itx_func_one(TX_32X32, idct, idct, 32, BPC, sse2);
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|     }
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| 
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|     if (EXTERNAL_SSSE3(cpu_flags)) {
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|         init_lpf_funcs(BPC, ssse3);
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| #if BPC == 10
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|         if (!bitexact) {
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|             init_itx_funcs(TX_4X4, 4, BPC, ssse3);
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|         }
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| #endif
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|     }
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| 
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|     if (EXTERNAL_AVX(cpu_flags)) {
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|         init_lpf_funcs(BPC, avx);
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|     }
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| 
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|     if (EXTERNAL_AVX2_FAST(cpu_flags)) {
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| #if HAVE_AVX2_EXTERNAL
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|         init_subpel3_32_64(0,  put, BPC, avx2);
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|         init_subpel3_32_64(1,  avg, BPC, avx2);
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|         init_subpel2(2, 0, 16, put, BPC, avx2);
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|         init_subpel2(2, 1, 16, avg, BPC, avx2);
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| #endif
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|     }
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| 
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| #endif /* HAVE_X86ASM */
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| 
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|     ff_vp9dsp_init_16bpp_x86(dsp);
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| }
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