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fallbacksrc: Don't restart source if the element is just being shut down

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/2455>
This commit is contained in:
Sebastian Dröge 2025-08-11 15:43:13 +03:00
parent ef3c03074a
commit 2336688c8a
1 changed files with 52 additions and 67 deletions
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119
utils/fallbackswitch/src/fallbacksrc/imp.rs
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@ -199,6 +199,7 @@ struct SourceBin {
// Actual source element, e.g. uridecodebin3 // Actual source element, e.g. uridecodebin3
source: gst::Element, source: gst::Element,
pending_restart: bool, pending_restart: bool,
running: bool,
is_live: bool, is_live: bool,
is_image: bool, is_image: bool,
@ -647,12 +648,16 @@ impl ObjectImpl for FallbackSrc {
"status" => { "status" => {
let state_guard = self.state.lock(); let state_guard = self.state.lock();
// If we have no state then we'r stopped // If we have no state then we're stopped
let state = match &*state_guard { let state = match &*state_guard {
None => return Status::Stopped.to_value(), None => return Status::Stopped.to_value(),
Some(ref state) => state, Some(ref state) => state,
}; };
if !state.source.running {
return Status::Stopped.to_value();
}
// If any restarts/retries are pending, we're retrying // If any restarts/retries are pending, we're retrying
if state.source.pending_restart if state.source.pending_restart
|| state.source.pending_restart_timeout.is_some() || state.source.pending_restart_timeout.is_some()
@ -1161,6 +1166,7 @@ impl FallbackSrc {
bin, bin,
source, source,
pending_restart: false, pending_restart: false,
running: false,
is_live: false, is_live: false,
is_image: false, is_image: false,
restart_timeout: None, restart_timeout: None,
@ -1235,6 +1241,7 @@ impl FallbackSrc {
bin, bin,
source, source,
pending_restart: false, pending_restart: false,
running: false,
is_live: false, is_live: false,
is_image: false, is_image: false,
restart_timeout: None, restart_timeout: None,
@ -1696,6 +1703,7 @@ impl FallbackSrc {
&mut state.source &mut state.source
}; };
source.running = transition.next() > gst::State::Ready;
if transition.current() <= transition.next() && source.pending_restart { if transition.current() <= transition.next() && source.pending_restart {
gst::debug!( gst::debug!(
CAT, CAT,
@ -2847,6 +2855,9 @@ impl FallbackSrc {
if source.pending_restart { if source.pending_restart {
gst::debug!(CAT, imp = self, "Has pending restart"); gst::debug!(CAT, imp = self, "Has pending restart");
return; return;
} else if !source.running {
gst::debug!(CAT, imp = self, "Was shut down");
return;
} }
gst::log!( gst::log!(
@ -3836,6 +3847,14 @@ impl FallbackSrc {
if fallback_source { "fallback " } else { "" } if fallback_source { "fallback " } else { "" }
); );
return; return;
} else if !source.running {
gst::debug!(
CAT,
imp = self,
"{}source was shut down",
if fallback_source { "fallback " } else { "" }
);
return;
} }
// Increase retry count only if there was no pending restart // Increase retry count only if there was no pending restart
@ -3892,35 +3911,20 @@ impl FallbackSrc {
); );
return; return;
} }
Some(State { Some(State { source, .. })
source: if !fallback_source && (!source.pending_restart || !source.running) =>
SourceBin { {
pending_restart: false, gst::debug!(CAT, imp = imp, "Restarting source not needed anymore");
..
},
..
}) if !fallback_source => {
gst::debug!(
CAT,
imp = imp,
"Restarting {}source not needed anymore",
if fallback_source { "fallback " } else { "" }
);
return; return;
} }
Some(State { Some(State {
fallback_source: fallback_source: Some(ref source),
Some(SourceBin {
pending_restart: false,
.. ..
}), }) if fallback_source && (!source.pending_restart || !source.running) => {
..
}) if fallback_source => {
gst::debug!( gst::debug!(
CAT, CAT,
imp = imp, imp = imp,
"Restarting {}source not needed anymore", "Restarting fallback source not needed anymore",
if fallback_source { "fallback " } else { "" }
); );
return; return;
} }
@ -3997,35 +4001,20 @@ impl FallbackSrc {
); );
return; return;
} }
Some(State { Some(State { source, .. })
source: if !fallback_source && (!source.pending_restart || !source.running) =>
SourceBin { {
pending_restart: false, gst::debug!(CAT, imp = imp, "Restarting source not needed anymore");
..
},
..
}) if !fallback_source => {
gst::debug!(
CAT,
imp = imp,
"Restarting {}source not needed anymore",
if fallback_source { "fallback " } else { "" }
);
return; return;
} }
Some(State { Some(State {
fallback_source: fallback_source: Some(ref source),
Some(SourceBin {
pending_restart: false,
.. ..
}), }) if fallback_source && (!source.pending_restart || !source.running) => {
..
}) if fallback_source => {
gst::debug!( gst::debug!(
CAT, CAT,
imp = imp, imp = imp,
"Restarting {}source not needed anymore", "Restarting fallback source not needed anymore",
if fallback_source { "fallback " } else { "" }
); );
return; return;
} }
@ -4083,35 +4072,23 @@ impl FallbackSrc {
); );
return; return;
} }
Some(State { Some(State { source, .. })
source: if !fallback_source
SourceBin { && (!source.pending_restart || !source.running) =>
pending_restart: false, {
.. gst::debug!(CAT, imp = imp, "Restarting source not needed anymore");
},
..
}) if !fallback_source => {
gst::debug!(
CAT,
imp = imp,
"Restarting {}source not needed anymore",
if fallback_source { "fallback " } else { "" }
);
return; return;
} }
Some(State { Some(State {
fallback_source: fallback_source: Some(ref source),
Some(SourceBin {
pending_restart: false,
.. ..
}), }) if fallback_source
.. && (!source.pending_restart || !source.running) =>
}) if fallback_source => { {
gst::debug!( gst::debug!(
CAT, CAT,
imp = imp, imp = imp,
"Restarting {}source not needed anymore", "Restarting fallback source not needed anymore",
if fallback_source { "fallback " } else { "" }
); );
return; return;
} }
@ -4259,6 +4236,14 @@ impl FallbackSrc {
if fallback_source { "fallback " } else { "" }, if fallback_source { "fallback " } else { "" },
); );
return; return;
} else if !source.running {
gst::debug!(
CAT,
imp = self,
"Not scheduling {}source restart timeout because source was shut down",
if fallback_source { "fallback " } else { "" },
);
return;
} }
if source.is_image { if source.is_image {