nvbufaudio.h

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/*
 * Copyright (c) 2020, NVIDIA CORPORATION.  All rights reserved.
 *
 * NVIDIA Corporation and its licensors retain all intellectual property
 * and proprietary rights in and to this software, related documentation
 * and any modifications thereto.  Any use, reproduction, disclosure or
 * distribution of this software and related documentation without an express
 * license agreement from NVIDIA Corporation is strictly prohibited.
 */

#ifndef _NVBUFAUDIO_H_
#define _NVBUFAUDIO_H_

#include <stdint.h>
#include <stdbool.h>

#ifdef __cplusplus
extern "C"
{
#endif

#define RESERVED_BYTES 16

typedef enum
{
    NVBUF_AUDIO_INVALID_FORMAT,
    NVBUF_AUDIO_S8,
    NVBUF_AUDIO_U8,
    NVBUF_AUDIO_S16LE,
    NVBUF_AUDIO_S16BE,
    NVBUF_AUDIO_U16LE,
    NVBUF_AUDIO_U16BE,
    NVBUF_AUDIO_S24_32LE,
    NVBUF_AUDIO_S24_32BE,
    NVBUF_AUDIO_U24_32LE,
    NVBUF_AUDIO_U24_32BE,
    NVBUF_AUDIO_S32LE,
    NVBUF_AUDIO_S32BE,
    NVBUF_AUDIO_U32LE,
    NVBUF_AUDIO_U32BE,
    NVBUF_AUDIO_S24LE,
    NVBUF_AUDIO_S24BE,
    NVBUF_AUDIO_U24LE,
    NVBUF_AUDIO_U24BE,
    NVBUF_AUDIO_S20LE,
    NVBUF_AUDIO_S20BE,
    NVBUF_AUDIO_U20LE,
    NVBUF_AUDIO_U20BE,
    NVBUF_AUDIO_S18LE,
    NVBUF_AUDIO_S18BE,
    NVBUF_AUDIO_U18LE,
    NVBUF_AUDIO_U18BE,
    NVBUF_AUDIO_F32LE,
    NVBUF_AUDIO_F32BE,
    NVBUF_AUDIO_F64LE,
    NVBUF_AUDIO_F64BE
} NvBufAudioFormat;

typedef enum
{
    NVBUF_AUDIO_INVALID_LAYOUT,
    NVBUF_AUDIO_INTERLEAVED, 
    NVBUF_AUDIO_NON_INTERLEAVED, 
} NvBufAudioLayout;

typedef struct
{
    NvBufAudioLayout layout;
    NvBufAudioFormat format;
    uint32_t         bpf;      
    uint32_t         channels; 
    uint32_t         rate;     
    uint32_t         dataSize;
    void*            dataPtr;
    uint32_t         padId;
    uint32_t         sourceId;
    uint64_t         ntpTimestamp;
    uint64_t         bufPts;
    uint64_t         duration;

    uint8_t reserved[RESERVED_BYTES];
} NvBufAudioParams;

typedef struct
{
    uint32_t           numFilled;
    uint32_t           batchSize;
    bool               isContiguous;
    NvBufAudioParams*  audioBuffers;
} NvBufAudio;
#ifdef __cplusplus
}
#endif

#endif