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Add LPCNet decoder object

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This commit is contained in:
Jean-Marc Valin 2019-03-18 14:13:07 -04:00
parent fe608dfc51
commit 54b057c9cd
7 changed files with 144 additions and 39 deletions
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55
dnn/lpcnet.c
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@ -89,11 +89,24 @@ void run_sample_network(NNetState *net, float *pdf, const float *condition, cons
compute_mdense(&dual_fc, pdf, net->gru_b_state);
}
int lpcnet_get_size()
{
return sizeof(LPCNetState);
}
int lpcnet_init(LPCNetState *lpcnet)
{
memset(lpcnet, 0, lpcnet_get_size());
lpcnet->last_exc = 128;
return 0;
}
LPCNetState *lpcnet_create()
{
LPCNetState *lpcnet;
lpcnet = (LPCNetState *)calloc(sizeof(LPCNetState), 1);
lpcnet->last_exc = 128;
lpcnet = (LPCNetState *)calloc(lpcnet_get_size(), 1);
lpcnet_init(lpcnet);
return lpcnet;
}
@ -153,6 +166,40 @@ void lpcnet_synthesize(LPCNetState *lpcnet, short *output, const float *features
start = 0;
}
#if 1
#endif
int lpcnet_decoder_get_size()
{
return sizeof(LPCNetDecState);
}
int lpcnet_decoder_init(LPCNetDecState *st)
{
memset(st, 0, lpcnet_decoder_get_size());
lpcnet_init(&st->lpcnet_state);
return 0;
}
LPCNetDecState *lpcnet_decoder_create()
{
LPCNetDecState *st;
st = malloc(lpcnet_decoder_get_size());
lpcnet_decoder_init(st);
return st;
}
void lpcnet_decoder_destroy(LPCNetDecState *st)
{
free(st);
}
int lpcnet_decode(LPCNetDecState *st, const unsigned char *buf, short *pcm)
{
int k;
float features[4][NB_TOTAL_FEATURES];
decode_packet(features, st->vq_mem, buf);
for (k=0;k<4;k++) {
lpcnet_synthesize(&st->lpcnet_state, &pcm[k*FRAME_SIZE], features[k], FRAME_SIZE);
}
return 0;
}