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/*
* Copyright (c) 2020 Reimar Döffinger
*
* 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/cpu.h"
#include "libavutil/aarch64/cpu.h"
#include "libavcodec/hevcdsp.h"
void ff_hevc_add_residual_4x4_8_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_4x4_10_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_8x8_8_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_8x8_10_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_16x16_8_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_16x16_10_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_32x32_8_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_add_residual_32x32_10_neon(uint8_t *_dst, int16_t *coeffs,
ptrdiff_t stride);
void ff_hevc_idct_8x8_8_neon(int16_t *coeffs, int col_limit);
void ff_hevc_idct_8x8_10_neon(int16_t *coeffs, int col_limit);
void ff_hevc_idct_16x16_8_neon(int16_t *coeffs, int col_limit);
void ff_hevc_idct_16x16_10_neon(int16_t *coeffs, int col_limit);
void ff_hevc_idct_4x4_dc_8_neon(int16_t *coeffs);
void ff_hevc_idct_8x8_dc_8_neon(int16_t *coeffs);
void ff_hevc_idct_16x16_dc_8_neon(int16_t *coeffs);
void ff_hevc_idct_32x32_dc_8_neon(int16_t *coeffs);
void ff_hevc_idct_4x4_dc_10_neon(int16_t *coeffs);
void ff_hevc_idct_8x8_dc_10_neon(int16_t *coeffs);
void ff_hevc_idct_16x16_dc_10_neon(int16_t *coeffs);
void ff_hevc_idct_32x32_dc_10_neon(int16_t *coeffs);
void ff_hevc_sao_band_filter_8x8_8_neon(uint8_t *_dst, uint8_t *_src,
ptrdiff_t stride_dst, ptrdiff_t stride_src,
int16_t *sao_offset_val, int sao_left_class,
int width, int height);
av_cold void ff_hevc_dsp_init_aarch64(HEVCDSPContext *c, const int bit_depth)
{
if (!have_neon(av_get_cpu_flags())) return;
if (bit_depth == 8) {
c->add_residual[0] = ff_hevc_add_residual_4x4_8_neon;
c->add_residual[1] = ff_hevc_add_residual_8x8_8_neon;
c->add_residual[2] = ff_hevc_add_residual_16x16_8_neon;
c->add_residual[3] = ff_hevc_add_residual_32x32_8_neon;
c->idct[1] = ff_hevc_idct_8x8_8_neon;
c->idct[2] = ff_hevc_idct_16x16_8_neon;
c->idct_dc[0] = ff_hevc_idct_4x4_dc_8_neon;
c->idct_dc[1] = ff_hevc_idct_8x8_dc_8_neon;
c->idct_dc[2] = ff_hevc_idct_16x16_dc_8_neon;
c->idct_dc[3] = ff_hevc_idct_32x32_dc_8_neon;
// This function is disabled, as it doesn't handle widths that aren't
// an even multiple of 8 correctly. fate-hevc doesn't exercise that
// for the current size, but if enabled for bigger sizes, the cases
// of non-multiple of 8 seem to arise.
// c->sao_band_filter[0] = ff_hevc_sao_band_filter_8x8_8_neon;
}
if (bit_depth == 10) {
c->add_residual[0] = ff_hevc_add_residual_4x4_10_neon;
c->add_residual[1] = ff_hevc_add_residual_8x8_10_neon;
c->add_residual[2] = ff_hevc_add_residual_16x16_10_neon;
c->add_residual[3] = ff_hevc_add_residual_32x32_10_neon;
c->idct[1] = ff_hevc_idct_8x8_10_neon;
c->idct[2] = ff_hevc_idct_16x16_10_neon;
c->idct_dc[0] = ff_hevc_idct_4x4_dc_10_neon;
c->idct_dc[1] = ff_hevc_idct_8x8_dc_10_neon;
c->idct_dc[2] = ff_hevc_idct_16x16_dc_10_neon;
c->idct_dc[3] = ff_hevc_idct_32x32_dc_10_neon;
}
}
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