/**
 * @file hwopus.h
 * @brief Hardware Opus audio service.
 * @author yellows8
 * @copyright libnx Authors
 */
#pragma once

#include "../services/sm.h"
#include "../kernel/tmem.h"

typedef struct {
    Service s;
    TransferMemory tmem;
} HwopusDecoder;

///< This structure is the start of opusin for \ref hwopusDecodeInterleaved, with the actual opus packet following this.
///< These fields are big-endian.
typedef struct {
    u32 size; ///< Size of the packet following this header.
    u32 unk;  ///< Unknown, can be left at zero.
} HwopusHeader;

Result hwopusDecoderInitialize(HwopusDecoder* decoder, s32 SampleRate, s32 ChannelCount);
void hwopusDecoderExit(HwopusDecoder* decoder);

Result hwopusDecodeInterleaved(HwopusDecoder* decoder, s32 *DecodedDataSize, s32 *DecodedSampleCount, const void* opusin, size_t opusin_size, s16 *pcmbuf, size_t pcmbuf_size);