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49 lines
1.9 KiB
49 lines
1.9 KiB
/* |
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* This file is part of Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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/attributes.h" |
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#include "libavutil/cpu.h" |
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#include "libavutil/arm/cpu.h" |
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#include "libavutil/samplefmt.h" |
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#include "libavresample/audio_convert.h" |
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void ff_conv_flt_to_s16_neon(int16_t *dst, const float *src, int len); |
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void ff_conv_fltp_to_s16_neon(int16_t *dst, float *const *src, |
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int len, int channels); |
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void ff_conv_fltp_to_s16_2ch_neon(int16_t *dst, float *const *src, |
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int len, int channels); |
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av_cold void ff_audio_convert_init_arm(AudioConvert *ac) |
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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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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT, |
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0, 16, 8, "NEON", |
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ff_conv_flt_to_s16_neon); |
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLTP, |
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0, 16, 8, "NEON", |
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ff_conv_fltp_to_s16_neon); |
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ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLTP, |
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2, 16, 8, "NEON", |
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ff_conv_fltp_to_s16_2ch_neon); |
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} |
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}
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