aac.h

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/* Simple Plugin API */
/* SPDX-FileCopyrightText: Copyright © 2023 Wim Taymans */
/* SPDX-License-Identifier: MIT */
 
#ifndef SPA_AUDIO_AAC_H
#define SPA_AUDIO_AAC_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <spa/param/audio/raw.h>
 
enum spa_audio_aac_stream_format {
        SPA_AUDIO_AAC_STREAM_FORMAT_UNKNOWN,
        /* Raw AAC frames */
        SPA_AUDIO_AAC_STREAM_FORMAT_RAW,
        /* ISO/IEC 13818-7 MPEG-2 Audio Data Transport Stream (ADTS) */
        SPA_AUDIO_AAC_STREAM_FORMAT_MP2ADTS,
        /* ISO/IEC 14496-3 MPEG-4 Audio Data Transport Stream (ADTS) */
        SPA_AUDIO_AAC_STREAM_FORMAT_MP4ADTS,
        /* ISO/IEC 14496-3 Low Overhead Audio Stream (LOAS) */
        SPA_AUDIO_AAC_STREAM_FORMAT_MP4LOAS,
        /* ISO/IEC 14496-3 Low Overhead Audio Transport Multiplex (LATM) */
        SPA_AUDIO_AAC_STREAM_FORMAT_MP4LATM,
        /* ISO/IEC 14496-3 Audio Data Interchange Format (ADIF) */
        SPA_AUDIO_AAC_STREAM_FORMAT_ADIF,
        /* ISO/IEC 14496-12 MPEG-4 file format */
        SPA_AUDIO_AAC_STREAM_FORMAT_MP4FF,
 
        SPA_AUDIO_AAC_STREAM_FORMAT_CUSTOM = 0x10000,
};
 
struct spa_audio_info_aac {
        uint32_t rate;                                  /*< sample rate */
        uint32_t channels;                              /*< number of channels */
        uint32_t bitrate;                               /*< stream bitrate */
        enum spa_audio_aac_stream_format stream_format; /*< AAC audio stream format */
};
 
#define SPA_AUDIO_INFO_AAC_INIT(...)            ((struct spa_audio_info_aac) { __VA_ARGS__ })
 
#ifdef __cplusplus
}  /* extern "C" */
#endif
 
#endif /* SPA_AUDIO_AAC_H */