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			258 lines
		
	
	
	
		
			9.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			258 lines
		
	
	
	
		
			9.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2016 Google Inc.
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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 <stdint.h>
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| 
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| #include "libavutil/attributes.h"
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| #include "libavutil/internal.h"
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| #include "libavutil/arm/cpu.h"
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| #include "libavcodec/vp9dsp.h"
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| #include "vp9dsp_init.h"
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| 
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| #define declare_fpel(type, sz)                                          \
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| void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride,       \
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|                               const uint8_t *src, ptrdiff_t src_stride, \
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|                               int h, int mx, int my)
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| 
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| #define declare_copy_avg(sz) \
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|     declare_fpel(copy, sz);  \
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|     declare_fpel(avg , sz)
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| 
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| #define decl_mc_func(op, filter, dir, sz)                                                \
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| void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride,       \
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|                                                const uint8_t *src, ptrdiff_t src_stride, \
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|                                                int h, int mx, int my)
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| 
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| #define define_8tap_2d_fn(op, filter, sz)                                         \
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| static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride,       \
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|                                         const uint8_t *src, ptrdiff_t src_stride, \
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|                                         int h, int mx, int my)                    \
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| {                                                                                 \
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|     LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]);           \
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|     /* We only need h + 7 lines, but the horizontal filter assumes an             \
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|      * even number of rows, so filter h + 8 lines here. */                        \
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|     ff_vp9_put_##filter##sz##_h_neon(temp, sz,                                    \
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|                                      src - 3 * src_stride, src_stride,            \
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|                                      h + 8, mx, 0);                               \
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|     ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride,                          \
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|                                         temp + 3 * sz, sz,                        \
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|                                         h, 0, my);                                \
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| }
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| 
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| #define decl_filter_funcs(op, dir, sz)  \
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|     decl_mc_func(op, regular, dir, sz); \
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|     decl_mc_func(op, sharp,   dir, sz); \
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|     decl_mc_func(op, smooth,  dir, sz)
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| 
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| #define decl_mc_funcs(sz)           \
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|     decl_filter_funcs(put, h,  sz); \
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|     decl_filter_funcs(avg, h,  sz); \
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|     decl_filter_funcs(put, v,  sz); \
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|     decl_filter_funcs(avg, v,  sz); \
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|     decl_filter_funcs(put, hv, sz); \
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|     decl_filter_funcs(avg, hv, sz)
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| 
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| declare_copy_avg(64);
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| declare_copy_avg(32);
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| declare_copy_avg(16);
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| declare_copy_avg(8);
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| declare_copy_avg(4);
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| 
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| decl_mc_funcs(64);
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| decl_mc_funcs(32);
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| decl_mc_funcs(16);
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| decl_mc_funcs(8);
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| decl_mc_funcs(4);
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| 
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| #define define_8tap_2d_funcs(sz)        \
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|     define_8tap_2d_fn(put, regular, sz) \
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|     define_8tap_2d_fn(put, sharp,   sz) \
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|     define_8tap_2d_fn(put, smooth,  sz) \
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|     define_8tap_2d_fn(avg, regular, sz) \
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|     define_8tap_2d_fn(avg, sharp,   sz) \
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|     define_8tap_2d_fn(avg, smooth,  sz)
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| 
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| define_8tap_2d_funcs(64)
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| define_8tap_2d_funcs(32)
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| define_8tap_2d_funcs(16)
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| define_8tap_2d_funcs(8)
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| define_8tap_2d_funcs(4)
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| 
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| 
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| static av_cold void vp9dsp_mc_init_arm(VP9DSPContext *dsp)
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| {
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|     int cpu_flags = av_get_cpu_flags();
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| 
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|     if (have_neon(cpu_flags)) {
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| #define init_fpel(idx1, idx2, sz, type)              \
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|     dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
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|     dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
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|     dsp->mc[idx1][FILTER_8TAP_SHARP  ][idx2][0][0] = \
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|     dsp->mc[idx1][FILTER_BILINEAR    ][idx2][0][0] = ff_vp9_##type##sz##_neon
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| 
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| #define init_copy_avg(idx, sz)   \
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|     init_fpel(idx, 0, sz, copy); \
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|     init_fpel(idx, 1, sz, avg)
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| 
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| #define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
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|     dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon
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| 
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| #define init_mc_funcs(idx, dir, mx, my, sz, pfx)                                   \
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|     init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
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|     init_mc_func(idx, 0, put, FILTER_8TAP_SHARP,   sharp,   dir, mx, my, sz, pfx); \
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|     init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH,  smooth,  dir, mx, my, sz, pfx); \
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|     init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
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|     init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP,   sharp,   dir, mx, my, sz, pfx); \
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|     init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH,  smooth,  dir, mx, my, sz, pfx)
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| 
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| #define init_mc_funcs_dirs(idx, sz)            \
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|     init_mc_funcs(idx, h,  1, 0, sz, ff_vp9_); \
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|     init_mc_funcs(idx, v,  0, 1, sz, ff_vp9_); \
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|     init_mc_funcs(idx, hv, 1, 1, sz,)
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| 
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|         init_copy_avg(0, 64);
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|         init_copy_avg(1, 32);
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|         init_copy_avg(2, 16);
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|         init_copy_avg(3, 8);
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|         init_copy_avg(4, 4);
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| 
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|         init_mc_funcs_dirs(0, 64);
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|         init_mc_funcs_dirs(1, 32);
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|         init_mc_funcs_dirs(2, 16);
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|         init_mc_funcs_dirs(3, 8);
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|         init_mc_funcs_dirs(4, 4);
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|     }
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| }
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| 
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| #define define_itxfm(type_a, type_b, sz)                                   \
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| void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst,    \
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|                                                          ptrdiff_t stride, \
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|                                                          int16_t *_block, int eob)
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| 
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| #define define_itxfm_funcs(sz)      \
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|     define_itxfm(idct,  idct,  sz); \
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|     define_itxfm(iadst, idct,  sz); \
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|     define_itxfm(idct,  iadst, sz); \
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|     define_itxfm(iadst, iadst, sz)
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| 
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| define_itxfm_funcs(4);
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| define_itxfm_funcs(8);
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| define_itxfm_funcs(16);
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| define_itxfm(idct, idct, 32);
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| define_itxfm(iwht, iwht, 4);
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| 
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| 
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| static av_cold void vp9dsp_itxfm_init_arm(VP9DSPContext *dsp)
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| {
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|     int cpu_flags = av_get_cpu_flags();
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| 
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|     if (have_neon(cpu_flags)) {
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| #define init_itxfm(tx, sz)                                             \
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|     dsp->itxfm_add[tx][DCT_DCT]   = ff_vp9_idct_idct_##sz##_add_neon;  \
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|     dsp->itxfm_add[tx][DCT_ADST]  = ff_vp9_iadst_idct_##sz##_add_neon; \
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|     dsp->itxfm_add[tx][ADST_DCT]  = ff_vp9_idct_iadst_##sz##_add_neon; \
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|     dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon
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| 
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| #define init_idct(tx, nm)           \
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|     dsp->itxfm_add[tx][DCT_DCT]   = \
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|     dsp->itxfm_add[tx][ADST_DCT]  = \
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|     dsp->itxfm_add[tx][DCT_ADST]  = \
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|     dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon
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| 
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|         init_itxfm(TX_4X4, 4x4);
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|         init_itxfm(TX_8X8, 8x8);
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|         init_itxfm(TX_16X16, 16x16);
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|         init_idct(TX_32X32, idct_idct_32x32);
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|         init_idct(4, iwht_iwht_4x4);
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|     }
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| }
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| 
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| #define define_loop_filter(dir, wd, size) \
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| void ff_vp9_loop_filter_##dir##_##wd##_##size##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)
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| 
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| #define define_loop_filters(wd, size) \
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|     define_loop_filter(h, wd, size);  \
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|     define_loop_filter(v, wd, size)
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| 
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| define_loop_filters(4, 8);
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| define_loop_filters(8, 8);
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| define_loop_filters(16, 8);
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| define_loop_filters(16, 16);
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| 
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| define_loop_filters(44, 16);
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| 
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| #define lf_mix_fn(dir, wd1, wd2, stridea)                                                         \
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| static void loop_filter_##dir##_##wd1##wd2##_16_neon(uint8_t *dst,                                \
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|                                                      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##_8_neon(dst, stride, E & 0xff, I & 0xff, H & 0xff);         \
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|     ff_vp9_loop_filter_##dir##_##wd2##_8_neon(dst + 8 * stridea, stride, E >> 8, I >> 8, H >> 8); \
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| }
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| 
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| #define lf_mix_fns(wd1, wd2)       \
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|     lf_mix_fn(h, wd1, wd2, stride) \
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|     lf_mix_fn(v, wd1, wd2, sizeof(uint8_t))
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| 
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| lf_mix_fns(4, 8)
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| lf_mix_fns(8, 4)
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| lf_mix_fns(8, 8)
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| 
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| static av_cold void vp9dsp_loopfilter_init_arm(VP9DSPContext *dsp)
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| {
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|     int cpu_flags = av_get_cpu_flags();
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| 
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|     if (have_neon(cpu_flags)) {
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|         dsp->loop_filter_8[0][1] = ff_vp9_loop_filter_v_4_8_neon;
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|         dsp->loop_filter_8[0][0] = ff_vp9_loop_filter_h_4_8_neon;
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|         dsp->loop_filter_8[1][1] = ff_vp9_loop_filter_v_8_8_neon;
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|         dsp->loop_filter_8[1][0] = ff_vp9_loop_filter_h_8_8_neon;
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|         dsp->loop_filter_8[2][1] = ff_vp9_loop_filter_v_16_8_neon;
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|         dsp->loop_filter_8[2][0] = ff_vp9_loop_filter_h_16_8_neon;
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| 
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|         dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_neon;
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|         dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_neon;
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| 
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|         dsp->loop_filter_mix2[0][0][0] = ff_vp9_loop_filter_h_44_16_neon;
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|         dsp->loop_filter_mix2[0][0][1] = ff_vp9_loop_filter_v_44_16_neon;
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|         dsp->loop_filter_mix2[0][1][0] = loop_filter_h_48_16_neon;
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|         dsp->loop_filter_mix2[0][1][1] = loop_filter_v_48_16_neon;
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|         dsp->loop_filter_mix2[1][0][0] = loop_filter_h_84_16_neon;
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|         dsp->loop_filter_mix2[1][0][1] = loop_filter_v_84_16_neon;
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|         dsp->loop_filter_mix2[1][1][0] = loop_filter_h_88_16_neon;
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|         dsp->loop_filter_mix2[1][1][1] = loop_filter_v_88_16_neon;
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|     }
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| }
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| 
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| av_cold void ff_vp9dsp_init_arm(VP9DSPContext *dsp, int bpp)
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| {
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|     if (bpp == 10) {
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|         ff_vp9dsp_init_10bpp_arm(dsp);
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|         return;
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|     } else if (bpp == 12) {
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|         ff_vp9dsp_init_12bpp_arm(dsp);
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|         return;
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|     } else if (bpp != 8)
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|         return;
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| 
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|     vp9dsp_mc_init_arm(dsp);
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|     vp9dsp_loopfilter_init_arm(dsp);
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|     vp9dsp_itxfm_init_arm(dsp);
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| }
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