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51 lines
1.8 KiB
51 lines
1.8 KiB
/* |
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* Copyright © 2024 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 "libavutil/cpu.h" |
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#include "libavcodec/mpegvideoencdsp.h" |
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int ff_try_8x8basis_rvv(const int16_t rem[64], const int16_t weight[64], |
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const int16_t basis[16], int scale); |
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void ff_add_8x8basis_rvv(int16_t rem[64], const int16_t basis[16], int scale); |
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int ff_pix_sum_rvv(const uint8_t *pix, ptrdiff_t line_size); |
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int ff_pix_norm1_rvv(const uint8_t *pix, ptrdiff_t line_size); |
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av_cold void ff_mpegvideoencdsp_init_riscv(MpegvideoEncDSPContext *c, |
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AVCodecContext *avctx) |
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{ |
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#if HAVE_RVV |
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int flags = av_get_cpu_flags(); |
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if (flags & AV_CPU_FLAG_RVV_I32) { |
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if (flags & AV_CPU_FLAG_RVB) { |
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c->try_8x8basis = ff_try_8x8basis_rvv; |
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c->add_8x8basis = ff_add_8x8basis_rvv; |
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} |
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if (flags & AV_CPU_FLAG_RVV_I64) { |
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if ((flags & AV_CPU_FLAG_RVB) && ff_rv_vlen_least(128)) |
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c->pix_sum = ff_pix_sum_rvv; |
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c->pix_norm1 = ff_pix_norm1_rvv; |
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} |
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} |
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#endif |
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}
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