--- a/include/twjit.h	Sat Jul 06 17:32:26 2024 +0000
+++ b/include/twjit.h	Sat Jul 06 21:31:16 2024 +0000
@@ -129,9 +129,18 @@
 
 /* twjit module API functions */
 
-struct twrtp_jibuf_inst *twrtp_jibuf_create(void *ctx, uint16_t quantum_ms,
-					    uint16_t clock_khz,
-					    struct twrtp_jibuf_config *config);
+struct twrtp_jibuf_inst *
+twrtp_jibuf_create(void *ctx, struct twrtp_jibuf_config *config);
+
+/*
+ * The default timescale is 8 kHz (8000 samples per second),
+ * and the default quantum duration (packetization interval) is 20 ms.
+ * The following function can be used to change these fundamental
+ * parameters; it may be called only right after twrtp_jibuf_create(),
+ * before any packets are fed to twrtp_jibuf_input().
+ */
+void twrtp_jibuf_set_ts_quant(struct twrtp_jibuf_inst *twjit,
+			      uint16_t clock_khz, uint16_t quantum_ms);
 
 void twrtp_jibuf_destroy(struct twrtp_jibuf_inst *twjit);