mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1.6 KiB
45 lines
1.6 KiB
/* |
|
* This file is part of FFmpeg. |
|
* |
|
* FFmpeg is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* FFmpeg is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with FFmpeg; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#include <stddef.h> |
|
|
|
#include "libavutil/cpu.h" |
|
#include "libavutil/aarch64/cpu.h" |
|
#include "libavutil/internal.h" |
|
#include "libavcodec/opus_imdct.h" |
|
|
|
#include "asm-offsets.h" |
|
|
|
AV_CHECK_OFFSET(CeltIMDCTContext, exptab, CELT_EXPTAB); |
|
AV_CHECK_OFFSET(CeltIMDCTContext, fft_n, CELT_FFT_N); |
|
AV_CHECK_OFFSET(CeltIMDCTContext, len2, CELT_LEN2); |
|
AV_CHECK_OFFSET(CeltIMDCTContext, len4, CELT_LEN4); |
|
AV_CHECK_OFFSET(CeltIMDCTContext, tmp, CELT_TMP); |
|
AV_CHECK_OFFSET(CeltIMDCTContext, twiddle_exptab, CELT_TWIDDLE); |
|
|
|
void ff_celt_imdct_half_neon(CeltIMDCTContext *s, float *dst, const float *src, |
|
ptrdiff_t stride, float scale); |
|
|
|
void ff_celt_imdct_init_aarch64(CeltIMDCTContext *s) |
|
{ |
|
int cpu_flags = av_get_cpu_flags(); |
|
|
|
if (have_neon(cpu_flags)) { |
|
s->imdct_half = ff_celt_imdct_half_neon; |
|
} |
|
}
|
|
|