dred_rdovae.h

/* Copyright (c) 2022 Amazon
   Written by Jan Buethe */
/*
   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions
   are met:

   - Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.

   - Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the distribution.

   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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*/

#ifndef DRED_RDOVAE_H
#define DRED_RDOVAE_H

#include <stdlib.h>

#include "opus_types.h"

typedef struct RDOVAEDec RDOVAEDec;
typedef struct RDOVAEEnc RDOVAEEnc;
typedef struct RDOVAEDecStruct RDOVAEDecState;
typedef struct RDOVAEEncStruct RDOVAEEncState;

void DRED_rdovae_decode_all(const RDOVAEDec *model, float *features, const float *state, const float *latents, int nb_latents);


size_t DRED_rdovae_get_enc_size(void);

size_t DRED_rdovae_get_dec_size(void);

RDOVAEDecState * DRED_rdovae_create_decoder(void);
RDOVAEEncState * DRED_rdovae_create_encoder(void);
void DRED_rdovae_destroy_decoder(RDOVAEDecState* h);
void DRED_rdovae_destroy_encoder(RDOVAEEncState* h);


void DRED_rdovae_init_encoder(RDOVAEEncState *enc_state);

void DRED_rdovae_encode_dframe(RDOVAEEncState *enc_state, const RDOVAEEnc *model, float *latents, float *initial_state, const float *input);

void DRED_rdovae_dec_init_states(RDOVAEDecState *h, const RDOVAEDec *model, const float * initial_state);

void DRED_rdovae_decode_qframe(RDOVAEDecState *h, const RDOVAEDec *model, float *qframe, const float * z);

const opus_uint16 * DRED_rdovae_get_p0_pointer(void);
const opus_uint16 * DRED_rdovae_get_dead_zone_pointer(void);
const opus_uint16 * DRED_rdovae_get_r_pointer(void);
const opus_uint16 * DRED_rdovae_get_quant_scales_pointer(void);

#endif