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Cortex A53 A72 A73 get_pixels_c: 140.7 87.7 72.5 get_pixels_neon: 46.0 20.0 19.5 get_pixels_unaligned_c: 140.7 87.7 73.0 get_pixels_unaligned_neon: 49.2 20.2 26.2 diff_pixels_c: 209.7 133.7 138.7 diff_pixels_neon: 54.2 31.7 23.5 diff_pixels_unaligned_c: 209.7 134.2 139.0 diff_pixels_unaligned_neon: 68.0 27.7 41.7 Signed-off-by: Martin Storsjö <martin@martin.st>
47 lines
1.6 KiB
C
47 lines
1.6 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 <stdint.h>
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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/aarch64/cpu.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/pixblockdsp.h"
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void ff_get_pixels_neon(int16_t *block, const uint8_t *pixels,
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ptrdiff_t stride);
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void ff_diff_pixels_neon(int16_t *block, const uint8_t *s1,
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const uint8_t *s2, ptrdiff_t stride);
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av_cold void ff_pixblockdsp_init_aarch64(PixblockDSPContext *c,
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AVCodecContext *avctx,
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unsigned high_bit_depth)
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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 (!high_bit_depth) {
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c->get_pixels_unaligned =
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c->get_pixels = ff_get_pixels_neon;
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}
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c->diff_pixels_unaligned =
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c->diff_pixels = ff_diff_pixels_neon;
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}
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}
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