Implement lpcnet_plc_get_size()

dnn/include/lpcnet.h

@@ -176,6 +176,7 @@ LPCNET_EXPORT void lpcnet_destroy(LPCNetState *st);
   */
 LPCNET_EXPORT void lpcnet_synthesize(LPCNetState *st, const float *features, short *output, int N);
 
+LPCNET_EXPORT int lpcnet_plc_get_size(void);
 
 LPCNET_EXPORT void lpcnet_plc_init(LPCNetPLCState *st);
 

dnn/lpcnet_plc.c

@@ -31,6 +31,10 @@
 #include "lpcnet_private.h"
 #include "lpcnet.h"
 
+LPCNET_EXPORT int lpcnet_plc_get_size() {
+  return sizeof(LPCNetPLCState);
+}
+
 LPCNET_EXPORT void lpcnet_plc_init(LPCNetPLCState *st) {
   lpcnet_init(&st->lpcnet);
   lpcnet_encoder_init(&st->enc);