# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1720216671 0
# Node ID 95f6c8ce33b04dce46caea354a048b787cb2745f
# Parent  32cb5a2d1178f7e33403502706f85cee69e89c06
twjit: prep for rework of time delta handling

diff -r 32cb5a2d1178 -r 95f6c8ce33b0 include/twjit.h
--- a/include/twjit.h	Fri Jul 05 21:38:21 2024 +0000
+++ b/include/twjit.h	Fri Jul 05 21:57:51 2024 +0000
@@ -91,7 +91,11 @@
 	/* count of RTP timestamp units per quantum */
 	uint32_t ts_quantum;
 	/* quanta per second, used to scale max_future_sec */
-	uint32_t quanta_per_sec;
+	uint16_t quanta_per_sec;
+	/* scaling factors for time delta conversions */
+	uint16_t ts_units_per_ms;
+	uint32_t ts_units_per_sec;
+	uint32_t ns_to_ts_units;
 	/* operational state */
 	enum twrtp_jibuf_state state;
 	struct twrtp_jibuf_sub sb[2];
diff -r 32cb5a2d1178 -r 95f6c8ce33b0 src/twjit.c
--- a/src/twjit.c	Fri Jul 05 21:38:21 2024 +0000
+++ b/src/twjit.c	Fri Jul 05 21:57:51 2024 +0000
@@ -37,6 +37,9 @@
 	twjit->ext_config = config;
 	twjit->ts_quantum = (uint32_t)quantum_ms * clock_khz;
 	twjit->quanta_per_sec = 1000 / quantum_ms;
+	twjit->ts_units_per_ms = clock_khz;
+	twjit->ts_units_per_sec = (uint32_t) clock_khz * 1000;
+	twjit->ns_to_ts_units = 1000000 / clock_khz;
 	twjit->state = TWJIT_STATE_EMPTY;
 	INIT_LLIST_HEAD(&twjit->sb[0].queue);
 	INIT_LLIST_HEAD(&twjit->sb[1].queue);
diff -r 32cb5a2d1178 -r 95f6c8ce33b0 src/twjit_in.c
--- a/src/twjit_in.c	Fri Jul 05 21:38:21 2024 +0000
+++ b/src/twjit_in.c	Fri Jul 05 21:57:51 2024 +0000
@@ -80,7 +80,8 @@
 	} else {
 		uint32_t fwd = ts_delta / twjit->ts_quantum;
 
-		if (fwd >= sb->conf.max_future_sec * twjit->quanta_per_sec)
+		if (fwd >= (uint32_t) sb->conf.max_future_sec *
+			   twjit->quanta_per_sec)
 			return INPUT_RESET;
 	}
 	return INPUT_CONTINUE;