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127 lines
4.3 KiB
C
127 lines
4.3 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_range_lum_to_jpeg_16_rvv(int16_t *, int);
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void ff_range_chr_to_jpeg_16_rvv(int16_t *, int16_t *, int);
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void ff_range_lum_from_jpeg_16_rvv(int16_t *, int);
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void ff_range_chr_from_jpeg_16_rvv(int16_t *, int16_t *, int);
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av_cold void ff_sws_init_range_convert_riscv(SwsInternal *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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static const struct {
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void (*lum)(int16_t *, int);
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void (*chr)(int16_t *, int16_t *, int);
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} convs[2] = {
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{ ff_range_lum_to_jpeg_16_rvv, ff_range_chr_to_jpeg_16_rvv },
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{ ff_range_lum_from_jpeg_16_rvv, ff_range_chr_from_jpeg_16_rvv },
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};
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if (c->dstBpc <= 14 &&
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(flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB)) {
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bool from = c->srcRange != 0;
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c->lumConvertRange = convs[from].lum;
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c->chrConvertRange = convs[from].chr;
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}
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#endif
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}
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#define RVV_INPUT(name) \
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void ff_##name##ToY_rvv(uint8_t *dst, const uint8_t *src, const uint8_t *, \
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const uint8_t *, int w, uint32_t *coeffs, void *); \
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void ff_##name##ToUV_rvv(uint8_t *, uint8_t *, const uint8_t *, \
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const uint8_t *, const uint8_t *, int w, \
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uint32_t *coeffs, void *); \
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void ff_##name##ToUV_half_rvv(uint8_t *, uint8_t *, const uint8_t *, \
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const uint8_t *, const uint8_t *, int w, \
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uint32_t *coeffs, void *)
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RVV_INPUT(abgr32);
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RVV_INPUT(argb32);
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RVV_INPUT(bgr24);
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RVV_INPUT(bgra32);
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RVV_INPUT(rgb24);
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RVV_INPUT(rgba32);
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av_cold void ff_sws_init_swscale_riscv(SwsInternal *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)) {
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switch (c->srcFormat) {
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case AV_PIX_FMT_ABGR:
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c->lumToYV12 = ff_abgr32ToY_rvv;
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if (c->chrSrcHSubSample)
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c->chrToYV12 = ff_abgr32ToUV_half_rvv;
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else
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c->chrToYV12 = ff_abgr32ToUV_rvv;
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break;
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case AV_PIX_FMT_ARGB:
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c->lumToYV12 = ff_argb32ToY_rvv;
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if (c->chrSrcHSubSample)
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c->chrToYV12 = ff_argb32ToUV_half_rvv;
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else
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c->chrToYV12 = ff_argb32ToUV_rvv;
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break;
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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_BGRA:
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c->lumToYV12 = ff_bgra32ToY_rvv;
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if (c->chrSrcHSubSample)
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c->chrToYV12 = ff_bgra32ToUV_half_rvv;
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else
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c->chrToYV12 = ff_bgra32ToUV_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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case AV_PIX_FMT_RGBA:
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c->lumToYV12 = ff_rgba32ToY_rvv;
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if (c->chrSrcHSubSample)
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c->chrToYV12 = ff_rgba32ToUV_half_rvv;
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else
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c->chrToYV12 = ff_rgba32ToUV_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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