libavcodec/aarch64/vp9dsp_init_aarch64.c - manifest_repos/ffmpeg - Git at Google

 /*
  * Copyright (c) 2016 Google Inc.
  *
  * 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 <stdint.h>

 #include "libavutil/attributes.h"
 #include "libavutil/internal.h"
 #include "libavutil/aarch64/cpu.h"
 #include "libavcodec/vp9dsp.h"
 #include "vp9dsp_init.h"

 #define declare_fpel(type, sz)                                          \
 void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride,       \
                               const uint8_t *src, ptrdiff_t src_stride, \
                               int h, int mx, int my)

 #define declare_copy_avg(sz) \
     declare_fpel(copy, sz);  \
     declare_fpel(avg , sz)

 #define decl_mc_func(op, filter, dir, sz)                                                \
 void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride,       \
                                                const uint8_t *src, ptrdiff_t src_stride, \
                                                int h, int mx, int my)

 #define define_8tap_2d_fn(op, filter, sz)                                         \
 static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride,       \
                                         const uint8_t *src, ptrdiff_t src_stride, \
                                         int h, int mx, int my)                    \
 {                                                                                 \
     LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]);           \
     /* We only need h + 7 lines, but the horizontal filter assumes an             \
      * even number of rows, so filter h + 8 lines here. */                        \
     ff_vp9_put_##filter##sz##_h_neon(temp, sz,                                    \
                                      src - 3 * src_stride, src_stride,            \
                                      h + 8, mx, 0);                               \
     ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride,                          \
                                         temp + 3 * sz, sz,                        \
                                         h, 0, my);                                \
 }

 #define decl_filter_funcs(op, dir, sz)  \
     decl_mc_func(op, regular, dir, sz); \
     decl_mc_func(op, sharp,   dir, sz); \
     decl_mc_func(op, smooth,  dir, sz)

 #define decl_mc_funcs(sz)           \
     decl_filter_funcs(put, h,  sz); \
     decl_filter_funcs(avg, h,  sz); \
     decl_filter_funcs(put, v,  sz); \
     decl_filter_funcs(avg, v,  sz); \
     decl_filter_funcs(put, hv, sz); \
     decl_filter_funcs(avg, hv, sz)

 #define ff_vp9_copy32_neon ff_vp9_copy32_aarch64
 #define ff_vp9_copy64_neon ff_vp9_copy64_aarch64

 declare_copy_avg(64);
 declare_copy_avg(32);
 declare_copy_avg(16);
 declare_copy_avg(8);
 declare_copy_avg(4);

 decl_mc_funcs(64);
 decl_mc_funcs(32);
 decl_mc_funcs(16);
 decl_mc_funcs(8);
 decl_mc_funcs(4);

 #define define_8tap_2d_funcs(sz)        \
     define_8tap_2d_fn(put, regular, sz) \
     define_8tap_2d_fn(put, sharp,   sz) \
     define_8tap_2d_fn(put, smooth,  sz) \
     define_8tap_2d_fn(avg, regular, sz) \
     define_8tap_2d_fn(avg, sharp,   sz) \
     define_8tap_2d_fn(avg, smooth,  sz)

 define_8tap_2d_funcs(64)
 define_8tap_2d_funcs(32)
 define_8tap_2d_funcs(16)
 define_8tap_2d_funcs(8)
 define_8tap_2d_funcs(4)

 static av_cold void vp9dsp_mc_init_aarch64(VP9DSPContext *dsp)
 {
     int cpu_flags = av_get_cpu_flags();

 #define init_fpel(idx1, idx2, sz, type, suffix)      \
     dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
     dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
     dsp->mc[idx1][FILTER_8TAP_SHARP  ][idx2][0][0] = \
     dsp->mc[idx1][FILTER_BILINEAR    ][idx2][0][0] = ff_vp9_##type##sz##suffix

 #define init_copy(idx, sz, suffix) \
     init_fpel(idx, 0, sz, copy, suffix)

 #define init_avg(idx, sz, suffix) \
     init_fpel(idx, 1, sz, avg,  suffix)

 #define init_copy_avg(idx, sz) \
     init_copy(idx, sz, _neon); \
     init_avg (idx, sz, _neon)

     if (have_armv8(cpu_flags)) {
         init_copy(0, 64, _aarch64);
         init_copy(1, 32, _aarch64);
     }

     if (have_neon(cpu_flags)) {
 #define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
     dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon

 #define init_mc_funcs(idx, dir, mx, my, sz, pfx)                                   \
     init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
     init_mc_func(idx, 0, put, FILTER_8TAP_SHARP,   sharp,   dir, mx, my, sz, pfx); \
     init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH,  smooth,  dir, mx, my, sz, pfx); \
     init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
     init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP,   sharp,   dir, mx, my, sz, pfx); \
     init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH,  smooth,  dir, mx, my, sz, pfx)

 #define init_mc_funcs_dirs(idx, sz)            \
     init_mc_funcs(idx, h,  1, 0, sz, ff_vp9_); \
     init_mc_funcs(idx, v,  0, 1, sz, ff_vp9_); \
     init_mc_funcs(idx, hv, 1, 1, sz,)

         init_avg(0, 64, _neon);
         init_avg(1, 32, _neon);
         init_copy_avg(2, 16);
         init_copy_avg(3, 8);
         init_copy_avg(4, 4);

         init_mc_funcs_dirs(0, 64);
         init_mc_funcs_dirs(1, 32);
         init_mc_funcs_dirs(2, 16);
         init_mc_funcs_dirs(3, 8);
         init_mc_funcs_dirs(4, 4);
     }
 }

 #define define_itxfm(type_a, type_b, sz)                                   \
 void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst,    \
                                                          ptrdiff_t stride, \
                                                          int16_t *_block, int eob)

 #define define_itxfm_funcs(sz)      \
     define_itxfm(idct,  idct,  sz); \
     define_itxfm(iadst, idct,  sz); \
     define_itxfm(idct,  iadst, sz); \
     define_itxfm(iadst, iadst, sz)

 define_itxfm_funcs(4);
 define_itxfm_funcs(8);
 define_itxfm_funcs(16);
 define_itxfm(idct, idct, 32);
 define_itxfm(iwht, iwht, 4);


 static av_cold void vp9dsp_itxfm_init_aarch64(VP9DSPContext *dsp)
 {
     int cpu_flags = av_get_cpu_flags();

     if (have_neon(cpu_flags)) {
 #define init_itxfm(tx, sz)                                             \
     dsp->itxfm_add[tx][DCT_DCT]   = ff_vp9_idct_idct_##sz##_add_neon;  \
     dsp->itxfm_add[tx][DCT_ADST]  = ff_vp9_iadst_idct_##sz##_add_neon; \
     dsp->itxfm_add[tx][ADST_DCT]  = ff_vp9_idct_iadst_##sz##_add_neon; \
     dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon

 #define init_idct(tx, nm)           \
     dsp->itxfm_add[tx][DCT_DCT]   = \
     dsp->itxfm_add[tx][ADST_DCT]  = \
     dsp->itxfm_add[tx][DCT_ADST]  = \
     dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon

         init_itxfm(TX_4X4, 4x4);
         init_itxfm(TX_8X8, 8x8);
         init_itxfm(TX_16X16, 16x16);
         init_idct(TX_32X32, idct_idct_32x32);
         init_idct(4, iwht_iwht_4x4);
     }
 }

 #define define_loop_filter(dir, wd, len) \
 void ff_vp9_loop_filter_##dir##_##wd##_##len##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)

 #define define_loop_filters(wd, len) \
     define_loop_filter(h, wd, len);  \
     define_loop_filter(v, wd, len)

 define_loop_filters(4, 8);
 define_loop_filters(8, 8);
 define_loop_filters(16, 8);

 define_loop_filters(16, 16);

 define_loop_filters(44, 16);
 define_loop_filters(48, 16);
 define_loop_filters(84, 16);
 define_loop_filters(88, 16);

 static av_cold void vp9dsp_loopfilter_init_aarch64(VP9DSPContext *dsp)
 {
     int cpu_flags = av_get_cpu_flags();

     if (have_neon(cpu_flags)) {
         dsp->loop_filter_8[0][1] = ff_vp9_loop_filter_v_4_8_neon;
         dsp->loop_filter_8[0][0] = ff_vp9_loop_filter_h_4_8_neon;
         dsp->loop_filter_8[1][1] = ff_vp9_loop_filter_v_8_8_neon;
         dsp->loop_filter_8[1][0] = ff_vp9_loop_filter_h_8_8_neon;
         dsp->loop_filter_8[2][1] = ff_vp9_loop_filter_v_16_8_neon;
         dsp->loop_filter_8[2][0] = ff_vp9_loop_filter_h_16_8_neon;

         dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_neon;
         dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_neon;

         dsp->loop_filter_mix2[0][0][0] = ff_vp9_loop_filter_h_44_16_neon;
         dsp->loop_filter_mix2[0][0][1] = ff_vp9_loop_filter_v_44_16_neon;
         dsp->loop_filter_mix2[0][1][0] = ff_vp9_loop_filter_h_48_16_neon;
         dsp->loop_filter_mix2[0][1][1] = ff_vp9_loop_filter_v_48_16_neon;
         dsp->loop_filter_mix2[1][0][0] = ff_vp9_loop_filter_h_84_16_neon;
         dsp->loop_filter_mix2[1][0][1] = ff_vp9_loop_filter_v_84_16_neon;
         dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_neon;
         dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_neon;
     }
 }

 av_cold void ff_vp9dsp_init_aarch64(VP9DSPContext *dsp, int bpp)
 {
     if (bpp == 10) {
         ff_vp9dsp_init_10bpp_aarch64(dsp);
         return;
     } else if (bpp == 12) {
         ff_vp9dsp_init_12bpp_aarch64(dsp);
         return;
     } else if (bpp != 8)
         return;

     vp9dsp_mc_init_aarch64(dsp);
     vp9dsp_loopfilter_init_aarch64(dsp);
     vp9dsp_itxfm_init_aarch64(dsp);
 }
	/*
	* Copyright (c) 2016 Google Inc.
	*
	* 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 <stdint.h>

	#include "libavutil/attributes.h"
	#include "libavutil/internal.h"
	#include "libavutil/aarch64/cpu.h"
	#include "libavcodec/vp9dsp.h"
	#include "vp9dsp_init.h"

	#define declare_fpel(type, sz) \
	void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
	const uint8_t *src, ptrdiff_t src_stride, \
	int h, int mx, int my)

	#define declare_copy_avg(sz) \
	declare_fpel(copy, sz); \
	declare_fpel(avg , sz)

	#define decl_mc_func(op, filter, dir, sz) \
	void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
	const uint8_t *src, ptrdiff_t src_stride, \
	int h, int mx, int my)

	#define define_8tap_2d_fn(op, filter, sz) \
	static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride, \
	const uint8_t *src, ptrdiff_t src_stride, \
	int h, int mx, int my) \
	{ \
	LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]); \
	/* We only need h + 7 lines, but the horizontal filter assumes an \
	* even number of rows, so filter h + 8 lines here. */ \
	ff_vp9_put_##filter##sz##_h_neon(temp, sz, \
	src - 3 * src_stride, src_stride, \
	h + 8, mx, 0); \
	ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride, \
	temp + 3 * sz, sz, \
	h, 0, my); \
	}

	#define decl_filter_funcs(op, dir, sz) \
	decl_mc_func(op, regular, dir, sz); \
	decl_mc_func(op, sharp, dir, sz); \
	decl_mc_func(op, smooth, dir, sz)

	#define decl_mc_funcs(sz) \
	decl_filter_funcs(put, h, sz); \
	decl_filter_funcs(avg, h, sz); \
	decl_filter_funcs(put, v, sz); \
	decl_filter_funcs(avg, v, sz); \
	decl_filter_funcs(put, hv, sz); \
	decl_filter_funcs(avg, hv, sz)

	#define ff_vp9_copy32_neon ff_vp9_copy32_aarch64
	#define ff_vp9_copy64_neon ff_vp9_copy64_aarch64

	declare_copy_avg(64);
	declare_copy_avg(32);
	declare_copy_avg(16);
	declare_copy_avg(8);
	declare_copy_avg(4);

	decl_mc_funcs(64);
	decl_mc_funcs(32);
	decl_mc_funcs(16);
	decl_mc_funcs(8);
	decl_mc_funcs(4);

	#define define_8tap_2d_funcs(sz) \
	define_8tap_2d_fn(put, regular, sz) \
	define_8tap_2d_fn(put, sharp, sz) \
	define_8tap_2d_fn(put, smooth, sz) \
	define_8tap_2d_fn(avg, regular, sz) \
	define_8tap_2d_fn(avg, sharp, sz) \
	define_8tap_2d_fn(avg, smooth, sz)

	define_8tap_2d_funcs(64)
	define_8tap_2d_funcs(32)
	define_8tap_2d_funcs(16)
	define_8tap_2d_funcs(8)
	define_8tap_2d_funcs(4)

	static av_cold void vp9dsp_mc_init_aarch64(VP9DSPContext *dsp)
	{
	int cpu_flags = av_get_cpu_flags();

	#define init_fpel(idx1, idx2, sz, type, suffix) \
	dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
	dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
	dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \
	dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_##type##sz##suffix

	#define init_copy(idx, sz, suffix) \
	init_fpel(idx, 0, sz, copy, suffix)

	#define init_avg(idx, sz, suffix) \
	init_fpel(idx, 1, sz, avg, suffix)

	#define init_copy_avg(idx, sz) \
	init_copy(idx, sz, _neon); \
	init_avg (idx, sz, _neon)

	if (have_armv8(cpu_flags)) {
	init_copy(0, 64, _aarch64);
	init_copy(1, 32, _aarch64);
	}

	if (have_neon(cpu_flags)) {
	#define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
	dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon

	#define init_mc_funcs(idx, dir, mx, my, sz, pfx) \
	init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
	init_mc_func(idx, 0, put, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
	init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx); \
	init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
	init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
	init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx)

	#define init_mc_funcs_dirs(idx, sz) \
	init_mc_funcs(idx, h, 1, 0, sz, ff_vp9_); \
	init_mc_funcs(idx, v, 0, 1, sz, ff_vp9_); \
	init_mc_funcs(idx, hv, 1, 1, sz,)

	init_avg(0, 64, _neon);
	init_avg(1, 32, _neon);
	init_copy_avg(2, 16);
	init_copy_avg(3, 8);
	init_copy_avg(4, 4);

	init_mc_funcs_dirs(0, 64);
	init_mc_funcs_dirs(1, 32);
	init_mc_funcs_dirs(2, 16);
	init_mc_funcs_dirs(3, 8);
	init_mc_funcs_dirs(4, 4);
	}
	}

	#define define_itxfm(type_a, type_b, sz) \
	void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst, \
	ptrdiff_t stride, \
	int16_t *_block, int eob)

	#define define_itxfm_funcs(sz) \
	define_itxfm(idct, idct, sz); \
	define_itxfm(iadst, idct, sz); \
	define_itxfm(idct, iadst, sz); \
	define_itxfm(iadst, iadst, sz)

	define_itxfm_funcs(4);
	define_itxfm_funcs(8);
	define_itxfm_funcs(16);
	define_itxfm(idct, idct, 32);
	define_itxfm(iwht, iwht, 4);


	static av_cold void vp9dsp_itxfm_init_aarch64(VP9DSPContext *dsp)
	{
	int cpu_flags = av_get_cpu_flags();

	if (have_neon(cpu_flags)) {
	#define init_itxfm(tx, sz) \
	dsp->itxfm_add[tx][DCT_DCT] = ff_vp9_idct_idct_##sz##_add_neon; \
	dsp->itxfm_add[tx][DCT_ADST] = ff_vp9_iadst_idct_##sz##_add_neon; \
	dsp->itxfm_add[tx][ADST_DCT] = ff_vp9_idct_iadst_##sz##_add_neon; \
	dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon

	#define init_idct(tx, nm) \
	dsp->itxfm_add[tx][DCT_DCT] = \
	dsp->itxfm_add[tx][ADST_DCT] = \
	dsp->itxfm_add[tx][DCT_ADST] = \
	dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon

	init_itxfm(TX_4X4, 4x4);
	init_itxfm(TX_8X8, 8x8);
	init_itxfm(TX_16X16, 16x16);
	init_idct(TX_32X32, idct_idct_32x32);
	init_idct(4, iwht_iwht_4x4);
	}
	}

	#define define_loop_filter(dir, wd, len) \
	void ff_vp9_loop_filter_##dir##_##wd##_##len##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)

	#define define_loop_filters(wd, len) \
	define_loop_filter(h, wd, len); \
	define_loop_filter(v, wd, len)

	define_loop_filters(4, 8);
	define_loop_filters(8, 8);
	define_loop_filters(16, 8);

	define_loop_filters(16, 16);

	define_loop_filters(44, 16);
	define_loop_filters(48, 16);
	define_loop_filters(84, 16);
	define_loop_filters(88, 16);

	static av_cold void vp9dsp_loopfilter_init_aarch64(VP9DSPContext *dsp)
	{
	int cpu_flags = av_get_cpu_flags();

	if (have_neon(cpu_flags)) {
	dsp->loop_filter_8[0][1] = ff_vp9_loop_filter_v_4_8_neon;
	dsp->loop_filter_8[0][0] = ff_vp9_loop_filter_h_4_8_neon;
	dsp->loop_filter_8[1][1] = ff_vp9_loop_filter_v_8_8_neon;
	dsp->loop_filter_8[1][0] = ff_vp9_loop_filter_h_8_8_neon;
	dsp->loop_filter_8[2][1] = ff_vp9_loop_filter_v_16_8_neon;
	dsp->loop_filter_8[2][0] = ff_vp9_loop_filter_h_16_8_neon;

	dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_neon;
	dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_neon;

	dsp->loop_filter_mix2[0][0][0] = ff_vp9_loop_filter_h_44_16_neon;
	dsp->loop_filter_mix2[0][0][1] = ff_vp9_loop_filter_v_44_16_neon;
	dsp->loop_filter_mix2[0][1][0] = ff_vp9_loop_filter_h_48_16_neon;
	dsp->loop_filter_mix2[0][1][1] = ff_vp9_loop_filter_v_48_16_neon;
	dsp->loop_filter_mix2[1][0][0] = ff_vp9_loop_filter_h_84_16_neon;
	dsp->loop_filter_mix2[1][0][1] = ff_vp9_loop_filter_v_84_16_neon;
	dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_neon;
	dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_neon;
	}
	}

	av_cold void ff_vp9dsp_init_aarch64(VP9DSPContext *dsp, int bpp)
	{
	if (bpp == 10) {
	ff_vp9dsp_init_10bpp_aarch64(dsp);
	return;
	} else if (bpp == 12) {
	ff_vp9dsp_init_12bpp_aarch64(dsp);
	return;
	} else if (bpp != 8)
	return;

	vp9dsp_mc_init_aarch64(dsp);
	vp9dsp_loopfilter_init_aarch64(dsp);
	vp9dsp_itxfm_init_aarch64(dsp);
	}