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FFmpeg/libavcodec/arm/vp9dsp_init_arm.c
Ronald S. Bultje 0c46641784 vp9: split out generic decoding skeleton interface API from VP9 types. 
This allows vp9dsp.h to only include the VP9 types header, and not the
decoder skeleton interface which is for hardware decoders (dxva2/vaapi).
2017-03-28 18:04:27 -04:00

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C
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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/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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