1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
/*
* Immersive Audio Model and Formats muxing helpers and structs
* Copyright (c) 2023 James Almer <jamrial@gmail.com>
*
* 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
*/
#ifndef AVFORMAT_IAMF_WRITER_H
#define AVFORMAT_IAMF_WRITER_H
#include <stddef.h>
#include "libavcodec/packet.h"
#include "avformat.h"
#include "avio.h"
#include "iamf.h"
static inline IAMFParamDefinition *ff_iamf_get_param_definition(const IAMFContext *iamf,
unsigned int parameter_id)
{
IAMFParamDefinition *param_definition = NULL;
for (int i = 0; i < iamf->nb_param_definitions; i++)
if (iamf->param_definitions[i]->param->parameter_id == parameter_id) {
param_definition = iamf->param_definitions[i];
break;
}
return param_definition;
}
int ff_iamf_add_audio_element(IAMFContext *iamf, const AVStreamGroup *stg, void *log_ctx);
int ff_iamf_add_mix_presentation(IAMFContext *iamf, const AVStreamGroup *stg, void *log_ctx);
int ff_iamf_write_descriptors(const IAMFContext *iamf, AVIOContext *pb, void *log_ctx);
int ff_iamf_write_parameter_blocks(const IAMFContext *iamf, AVIOContext *pb,
AVPacket *pkt, void *log_ctx);
int ff_iamf_write_audio_frame(const IAMFContext *iamf, AVIOContext *pb,
unsigned audio_substream_id, AVPacket *pkt);
#endif /* AVFORMAT_IAMF_WRITER_H */
|
