mirror of https://git.ffmpeg.org/ffmpeg.git
75 lines
2.5 KiB
C
75 lines
2.5 KiB
C
/*
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* Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/riscv/cpu.h"
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#include "libavcodec/vvc/dsp.h"
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#define bf(fn, bd, opt) fn##_##bd##_##opt
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#define AVG_PROTOTYPES(bd, opt) \
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void bf(ff_vvc_avg, bd, opt)(uint8_t *dst, ptrdiff_t dst_stride, \
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const int16_t *src0, const int16_t *src1, int width, int height); \
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void bf(ff_vvc_w_avg, bd, opt)(uint8_t *dst, ptrdiff_t dst_stride, \
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const int16_t *src0, const int16_t *src1, int width, int height, \
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int denom, int w0, int w1, int o0, int o1);
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AVG_PROTOTYPES(8, rvv_128)
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AVG_PROTOTYPES(8, rvv_256)
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void ff_vvc_dsp_init_riscv(VVCDSPContext *const c, const int bd)
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{
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#if HAVE_RVV
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const int flags = av_get_cpu_flags();
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int vlenb;
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if (!(flags & AV_CPU_FLAG_RVV_I32) || !(flags & AV_CPU_FLAG_RVB))
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return;
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vlenb = ff_get_rv_vlenb();
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if (vlenb >= 32) {
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switch (bd) {
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case 8:
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c->inter.avg = ff_vvc_avg_8_rvv_256;
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# if (__riscv_xlen == 64)
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c->inter.w_avg = ff_vvc_w_avg_8_rvv_256;
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# endif
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break;
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default:
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break;
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}
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} else if (vlenb >= 16) {
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switch (bd) {
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case 8:
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c->inter.avg = ff_vvc_avg_8_rvv_128;
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# if (__riscv_xlen == 64)
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c->inter.w_avg = ff_vvc_w_avg_8_rvv_128;
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# endif
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break;
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default:
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break;
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}
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}
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#endif
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}
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