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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/internal.h"
#include "libavutil/mem_internal.h"
#include "libavutil/arm/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)
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_arm(VP9DSPContext *dsp)
{
int cpu_flags = av_get_cpu_flags();
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);
}
}
#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_arm(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, size) \
void ff_vp9_loop_filter_##dir##_##wd##_##size##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)
#define define_loop_filters(wd, size) \
define_loop_filter(h, wd, size); \
define_loop_filter(v, wd, size)
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 lf_mix_fn(dir, wd1, wd2, stridea) \
static void loop_filter_##dir##_##wd1##wd2##_16_neon(uint8_t *dst, \
ptrdiff_t stride, \
int E, int I, int H) \
{ \
ff_vp9_loop_filter_##dir##_##wd1##_8_neon(dst, stride, E & 0xff, I & 0xff, H & 0xff); \
ff_vp9_loop_filter_##dir##_##wd2##_8_neon(dst + 8 * stridea, stride, E >> 8, I >> 8, H >> 8); \
}
#define lf_mix_fns(wd1, wd2) \
lf_mix_fn(h, wd1, wd2, stride) \
lf_mix_fn(v, wd1, wd2, sizeof(uint8_t))
lf_mix_fns(4, 8)
lf_mix_fns(8, 4)
lf_mix_fns(8, 8)
static av_cold void vp9dsp_loopfilter_init_arm(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] = loop_filter_h_48_16_neon;
dsp->loop_filter_mix2[0][1][1] = loop_filter_v_48_16_neon;
dsp->loop_filter_mix2[1][0][0] = loop_filter_h_84_16_neon;
dsp->loop_filter_mix2[1][0][1] = loop_filter_v_84_16_neon;
dsp->loop_filter_mix2[1][1][0] = loop_filter_h_88_16_neon;
dsp->loop_filter_mix2[1][1][1] = loop_filter_v_88_16_neon;
}
}
av_cold void ff_vp9dsp_init_arm(VP9DSPContext *dsp, int bpp)
{
if (bpp == 10) {
ff_vp9dsp_init_10bpp_arm(dsp);
return;
} else if (bpp == 12) {
ff_vp9dsp_init_12bpp_arm(dsp);
return;
} else if (bpp != 8)
return;
vp9dsp_mc_init_arm(dsp);
vp9dsp_loopfilter_init_arm(dsp);
vp9dsp_itxfm_init_arm(dsp);
}
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