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https://github.com/pineappleEA/pineapple-src.git
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72 lines
2.8 KiB
C
Executable File
72 lines
2.8 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 <stdint.h>
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#include "config.h"
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#include "libavutil/cpu.h"
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#include "libavutil/aarch64/cpu.h"
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#include "libavutil/internal.h"
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#include "libavutil/samplefmt.h"
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#include "libavresample/resample.h"
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#include "asm-offsets.h"
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AV_CHECK_OFFSET(struct ResampleContext, filter_bank, FILTER_BANK);
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AV_CHECK_OFFSET(struct ResampleContext, filter_length, FILTER_LENGTH);
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AV_CHECK_OFFSET(struct ResampleContext, phase_shift, PHASE_SHIFT);
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AV_CHECK_OFFSET(struct ResampleContext, phase_mask, PHASE_MASK);
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void ff_resample_one_dbl_neon(struct ResampleContext *c, void *dst0,
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int dst_index, const void *src0,
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unsigned int index, int frac);
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void ff_resample_one_flt_neon(struct ResampleContext *c, void *dst0,
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int dst_index, const void *src0,
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unsigned int index, int frac);
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void ff_resample_one_s16_neon(struct ResampleContext *c, void *dst0,
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int dst_index, const void *src0,
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unsigned int index, int frac);
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void ff_resample_one_s32_neon(struct ResampleContext *c, void *dst0,
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int dst_index, const void *src0,
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unsigned int index, int frac);
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av_cold void ff_audio_resample_init_aarch64(ResampleContext *c,
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enum AVSampleFormat sample_fmt)
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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->linear) {
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switch (sample_fmt) {
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case AV_SAMPLE_FMT_DBLP:
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c->resample_one = ff_resample_one_dbl_neon;
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break;
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case AV_SAMPLE_FMT_FLTP:
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c->resample_one = ff_resample_one_flt_neon;
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break;
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case AV_SAMPLE_FMT_S16P:
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c->resample_one = ff_resample_one_s16_neon;
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break;
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case AV_SAMPLE_FMT_S32P:
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c->resample_one = ff_resample_one_s32_neon;
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break;
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}
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}
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}
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}
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