FFmpeg
g722dsp_init.c
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1 /*
2  * Copyright © 2023 Rémi Denis-Courmont.
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "config.h"
22 
23 #include <stdint.h>
24 
25 #include "libavutil/attributes.h"
26 #include "libavutil/cpu.h"
27 #include "libavutil/riscv/cpu.h"
28 #include "libavcodec/g722dsp.h"
29 
30 extern void ff_g722_apply_qmf_rvv(const int16_t *prev_samples, int xout[2]);
31 
33 {
34 #if HAVE_RVV
35  int flags = av_get_cpu_flags();
36 
39 #endif
40 }
G722DSPContext
Definition: g722dsp.h:26
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:103
av_cold
#define av_cold
Definition: attributes.h:90
ff_rv_vlen_least
static bool ff_rv_vlen_least(unsigned int bits)
Checks that the vector bit-size is at least the given value.
Definition: cpu.h:51
cpu.h
ff_g722_apply_qmf_rvv
void ff_g722_apply_qmf_rvv(const int16_t *prev_samples, int xout[2])
G722DSPContext::apply_qmf
void(* apply_qmf)(const int16_t *prev_samples, int xout[2])
Definition: g722dsp.h:27
ff_g722dsp_init_riscv
av_cold void ff_g722dsp_init_riscv(G722DSPContext *dsp)
Definition: g722dsp_init.c:32
cpu.h
attributes.h
AV_CPU_FLAG_RVV_I32
#define AV_CPU_FLAG_RVV_I32
Vectors of 8/16/32-bit int's *‍/.
Definition: cpu.h:87
g722dsp.h
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:474