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https://github.com/FFmpeg/FFmpeg.git
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e0f4d185f1
T-Head C908: rgb24_to_uv_half_4_c: 2.0 rgb24_to_uv_half_4_rvv_i32: 3.5 rgb24_to_uv_half_64_c: 27.0 rgb24_to_uv_half_64_rvv_i32: 12.5 rgb24_to_uv_half_540_c: 223.7 rgb24_to_uv_half_540_rvv_i32: 105.2 rgb24_to_uv_half_640_c: 265.5 rgb24_to_uv_half_640_rvv_i32: 123.7 rgb24_to_uv_half_960_c: 414.5 rgb24_to_uv_half_960_rvv_i32: 249.5 SpacemiT X60: rgb24_to_uv_half_4_c: 1.7 rgb24_to_uv_half_4_rvv_i32: 4.2 rgb24_to_uv_half_64_c: 24.0 rgb24_to_uv_half_64_rvv_i32: 8.7 rgb24_to_uv_half_540_c: 199.2 rgb24_to_uv_half_540_rvv_i32: 72.5 rgb24_to_uv_half_640_c: 235.7 rgb24_to_uv_half_640_rvv_i32: 85.2 rgb24_to_uv_half_960_c: 353.5 rgb24_to_uv_half_960_rvv_i32: 127.5
65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
/*
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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/riscv/cpu.h"
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#include "libswscale/swscale_internal.h"
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void ff_bgr24ToY_rvv(uint8_t *dst, const uint8_t *src, const uint8_t *,
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const uint8_t *, int width, uint32_t *coeffs, void *);
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void ff_bgr24ToUV_rvv(uint8_t *, uint8_t *, const uint8_t *, const uint8_t *,
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const uint8_t *, int width, uint32_t *coeffs, void *);
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void ff_bgr24ToUV_half_rvv(uint8_t *, uint8_t *, const uint8_t *,
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const uint8_t *, const uint8_t *, int width,
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uint32_t *coeffs, void *);
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void ff_rgb24ToY_rvv(uint8_t *dst, const uint8_t *src, const uint8_t *,
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const uint8_t *, int width, uint32_t *coeffs, void *);
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void ff_rgb24ToUV_rvv(uint8_t *, uint8_t *, const uint8_t *, const uint8_t *,
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const uint8_t *, int width, uint32_t *coeffs, void *);
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void ff_rgb24ToUV_half_rvv(uint8_t *, uint8_t *, const uint8_t *,
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const uint8_t *, const uint8_t *, int width,
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uint32_t *coeffs, void *);
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av_cold void ff_sws_init_swscale_riscv(SwsContext *c)
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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) && (flags & AV_CPU_FLAG_RVB_ADDR)) {
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switch (c->srcFormat) {
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case AV_PIX_FMT_BGR24:
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c->lumToYV12 = ff_bgr24ToY_rvv;
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if (c->chrSrcHSubSample)
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c->chrToYV12 = ff_bgr24ToUV_half_rvv;
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else
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c->chrToYV12 = ff_bgr24ToUV_rvv;
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break;
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case AV_PIX_FMT_RGB24:
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c->lumToYV12 = ff_rgb24ToY_rvv;
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if (c->chrSrcHSubSample)
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c->chrToYV12 = ff_rgb24ToUV_half_rvv;
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else
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c->chrToYV12 = ff_rgb24ToUV_rvv;
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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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