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44 lines
1.6 KiB
C
Executable File
44 lines
1.6 KiB
C
Executable File
/*
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* ARM optimized Format Conversion Utils
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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/attributes.h"
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#include "libavutil/aarch64/cpu.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/fmtconvert.h"
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void ff_int32_to_float_fmul_array8_neon(FmtConvertContext *c, float *dst,
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const int32_t *src, const float *mul,
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int len);
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void ff_int32_to_float_fmul_scalar_neon(float *dst, const int32_t *src,
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float mul, int len);
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av_cold void ff_fmt_convert_init_aarch64(FmtConvertContext *c,
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AVCodecContext *avctx)
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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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c->int32_to_float_fmul_array8 = ff_int32_to_float_fmul_array8_neon;
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c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_neon;
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}
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}
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