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main.cpp: use dynamic ports for UDP loopback

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Use dynammic ports if using both send and receive and sending over
loopback.
This commit is contained in:
Martin Pulec
2022-06-16 14:30:57 +02:00
parent 053e469c8b
commit 213748300c
1 changed files with 11 additions and 0 deletions
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11
src/main.cpp
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@@ -1262,6 +1262,17 @@ static int adjust_params(struct ug_options *opt) {
opt->video_rxtx_mode |= MODE_SENDER;
}
// use dyn ports if sending only to ourselves
const unsigned mode_both = MODE_RECEIVER | MODE_SENDER;
if (is_host_loopback(opt->requested_receiver) && ((opt->video_rxtx_mode & mode_both) == mode_both)
&& (opt->video_rx_port == -1 && opt->video_tx_port == -1)) {
opt->video_rx_port = opt->video_tx_port = 0;
}
if (is_host_loopback(opt->requested_receiver) && ((audio_rxtx_mode & mode_both) == mode_both)
&& (opt->audio.recv_port == -1 && opt->audio.recv_port == -1)) {
opt->audio.recv_port = opt->audio.send_port = 0;
}
if (opt->video_rx_port == -1) {
if ((opt->video_rxtx_mode & MODE_RECEIVER) == 0U) {
// do not occupy recv port if we are not receiving (note that this disables communication with