From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
The calculation shall attempt to round to number of packets to the
closest integer otherwise it can result in 0 packets to be sent at each
latency.
---
client/player.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/client/player.c b/client/player.c
index 1f56bfd270f6..65f771039258 100644
--- a/client/player.c
+++ b/client/player.c
@@ -63,6 +63,7 @@
#define NSEC_USEC(_t) (_t / 1000L)
#define SEC_USEC(_t) (_t * 1000000L)
#define TS_USEC(_ts) (SEC_USEC((_ts)->tv_sec) + NSEC_USEC((_ts)->tv_nsec))
+#define ROUND_CLOSEST(_x, _y) (((_x) + (_y / 2)) / (_y))
#define EP_SRC_LOCATIONS 0x00000003
#define EP_SNK_LOCATIONS 0x00000003
@@ -5031,8 +5032,9 @@ static bool transport_timer_read(struct io *io, void *user_data)
return false;
}
- /* num of packets = latency (ms) / interval (us) */
- num = (qos.ucast.out.latency * 1000 / qos.ucast.out.interval);
+ /* num of packets = ROUND_CLOSEST(latency (ms) / interval (us)) */
+ num = ROUND_CLOSEST(qos.ucast.out.latency * 1000,
+ qos.ucast.out.interval);
ret = transport_send_seq(transport, transport->fd, num);
if (ret < 0) {
--
2.44.0
