/* * 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; } }