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/*
* 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/arm/cpu.h"
#include "libavcodec/vp9dsp.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)
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)
av_cold void ff_vp9dsp_init_arm(VP9DSPContext *dsp, int bpp)
{
int cpu_flags = av_get_cpu_flags();
if (bpp != 8)
return;
if (have_neon(cpu_flags)) {
#define init_fpel(idx1, idx2, sz, type) \
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##_neon
#define init_copy_avg(idx, sz) \
init_fpel(idx, 0, sz, copy); \
init_fpel(idx, 1, sz, avg)
#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_copy_avg(0, 64);
init_copy_avg(1, 32);
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);
}
}
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