Silence some warnings

Including removing useless code

dnn/dred_rdovae.c

@@ -51,16 +51,6 @@ void DRED_rdovae_decode_all(const RDOVAEDec *model, float *features, const float
     }
 }
 
-size_t DRED_rdovae_get_enc_size()
-{
-    return sizeof(RDOVAEEncState);
-}
-
-size_t DRED_rdovae_get_dec_size()
-{
-    return sizeof(RDOVAEDecState);
-}
-
 void DRED_rdovae_init_encoder(RDOVAEEncState *enc_state)
 {
     memset(enc_state, 0, sizeof(*enc_state));
@@ -73,32 +63,6 @@ void DRED_rdovae_init_decoder(RDOVAEDecState *dec_state)
 }
 
 
-RDOVAEEncState * DRED_rdovae_create_encoder()
-{
-    RDOVAEEncState *enc;
-    enc = (RDOVAEEncState*) calloc(sizeof(*enc), 1);
-    DRED_rdovae_init_encoder(enc);
-    return enc;
-}
-
-RDOVAEDecState * DRED_rdovae_create_decoder()
-{
-    RDOVAEDecState *dec;
-    dec = (RDOVAEDecState*) calloc(sizeof(*dec), 1);
-    DRED_rdovae_init_decoder(dec);
-    return dec;
-}
-
-void DRED_rdovae_destroy_decoder(RDOVAEDecState* dec)
-{
-    free(dec);
-}
-
-void DRED_rdovae_destroy_encoder(RDOVAEEncState* enc)
-{
-    free(enc);
-}
-
 void DRED_rdovae_encode_dframe(RDOVAEEncState *enc_state, const RDOVAEEnc *model, float *latents, float *initial_state, const float *input)
 {
     dred_rdovae_encode_dframe(enc_state, model, latents, initial_state, input);

dnn/lpcnet_enc.c

@@ -44,7 +44,7 @@
 #include "_kiss_fft_guts.h"
 
 
-int lpcnet_encoder_get_size() {
+int lpcnet_encoder_get_size(void) {
   return sizeof(LPCNetEncState);
 }
 
@@ -54,7 +54,7 @@ int lpcnet_encoder_init(LPCNetEncState *st) {
   return 0;
 }
 
-LPCNetEncState *lpcnet_encoder_create() {
+LPCNetEncState *lpcnet_encoder_create(void) {
   LPCNetEncState *st;
   st = malloc(lpcnet_encoder_get_size());
   lpcnet_encoder_init(st);