47 lines
1.7 KiB
C
Executable file
47 lines
1.7 KiB
C
Executable file
/*
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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 "libswscale/swscale.h"
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#include "libswscale/swscale_internal.h"
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#include "libavutil/aarch64/cpu.h"
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void ff_hscale_8_to_15_neon(SwsContext *c, int16_t *dst, int dstW,
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const uint8_t *src, const int16_t *filter,
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const int32_t *filterPos, int filterSize);
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void ff_yuv2planeX_8_neon(const int16_t *filter, int filterSize,
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const int16_t **src, uint8_t *dest, int dstW,
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const uint8_t *dither, int offset);
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av_cold void ff_sws_init_swscale_aarch64(SwsContext *c)
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{
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int cpu_flags = av_get_cpu_flags();
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if (have_neon(cpu_flags)) {
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if (c->srcBpc == 8 && c->dstBpc <= 14 &&
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(c->hLumFilterSize % 8) == 0 &&
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(c->hChrFilterSize % 8) == 0)
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{
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c->hyScale = c->hcScale = ff_hscale_8_to_15_neon;
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}
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if (c->dstBpc == 8) {
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c->yuv2planeX = ff_yuv2planeX_8_neon;
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}
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}
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}
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