mirror of https://git.ffmpeg.org/ffmpeg.git
65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
/*
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* Copyright © 2022 Rémi Denis-Courmont.
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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 <stdint.h>
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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 "libswscale/rgb2rgb.h"
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void ff_shuffle_bytes_0321_rvv(const uint8_t *src, uint8_t *dst, int src_len);
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void ff_shuffle_bytes_2103_rvv(const uint8_t *src, uint8_t *dst, int src_len);
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void ff_shuffle_bytes_1230_rvv(const uint8_t *src, uint8_t *dst, int src_len);
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void ff_shuffle_bytes_3012_rvv(const uint8_t *src, uint8_t *dst, int src_len);
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void ff_shuffle_bytes_3210_rvb(const uint8_t *src, uint8_t *dst, int src_len);
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void ff_interleave_bytes_rvv(const uint8_t *src1, const uint8_t *src2,
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uint8_t *dst, int width, int height, int s1stride,
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int s2stride, int dstride);
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void ff_uyvytoyuv422_rvv(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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const uint8_t *src, int width, int height,
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int ystride, int uvstride, int src_stride);
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void ff_yuyvtoyuv422_rvv(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
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const uint8_t *src, int width, int height,
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int ystride, int uvstride, int src_stride);
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av_cold void rgb2rgb_init_riscv(void)
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{
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#if HAVE_RV
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int flags = av_get_cpu_flags();
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#if (__riscv_xlen == 64)
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if (flags & AV_CPU_FLAG_RVB_BASIC)
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shuffle_bytes_3210 = ff_shuffle_bytes_3210_rvb;
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#endif
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#if HAVE_RVV
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if ((flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB)) {
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shuffle_bytes_0321 = ff_shuffle_bytes_0321_rvv;
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shuffle_bytes_2103 = ff_shuffle_bytes_2103_rvv;
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shuffle_bytes_1230 = ff_shuffle_bytes_1230_rvv;
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shuffle_bytes_3012 = ff_shuffle_bytes_3012_rvv;
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interleaveBytes = ff_interleave_bytes_rvv;
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uyvytoyuv422 = ff_uyvytoyuv422_rvv;
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yuyvtoyuv422 = ff_yuyvtoyuv422_rvv;
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}
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#endif
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#endif
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}
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