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Introducing multiple levels of Source Failure

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This allows Mixer manager to deal with failed sources with the appropriate action: try to repair, leave for user to recreate, or delete.
This commit is contained in:
Bruno Herbelin
2023-03-22 22:50:08 +01:00
parent 9b4ef00278
commit f91522fc14
18 changed files with 159 additions and 127 deletions
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48
src/Mixer.cpp
View File

@@ -205,25 +205,37 @@ void Mixer::update()
FrameGrabbing::manager().grabFrame(session_->frame());
// manage sources which failed update
SourceListUnique failures = session()->failedSources();
for(auto it = failures.begin(); it != failures.end(); ++it) {
// if the failed source is still attached to the mixer
if ( attached( *it ) ) {
// special case of failed Render loopback :
// it fails when resolution change, and we can fix it by
// recreating it in the current session
RenderSource *failedRender = dynamic_cast<RenderSource *>(*it);
if (failedRender != nullptr) {
// try to recreate the failed render source
if ( !recreateSource(failedRender) )
// delete the source if could not
deleteSource(failedRender);
if (session_->ready()) {
// go through all failed sources
SourceListUnique _failedsources = session_->failedSources();
for(auto it = _failedsources.begin(); it != _failedsources.end(); ++it) {
// only deal with sources that are still attached to mixer
if ( attached( *it ) ) {
// intervention depends on the severity of the failure
Source::Failure fail = (*it)->failed();
// Attempt to repair BAD failed sources
// (can be automatically repaired without user intervention)
if (fail == Source::FAIL_BAD) {
if ( !recreateSource( *it ) ) {
Log::Warning("Source '%s' failed and was deleted.", (*it)->name().c_str());
// delete failed source if could not recreate it
deleteSource( *it );
}
}
// Detatch CRITICAL failed sources from the mixer
// (not deleted in the session; user can replace it)
else if (fail == Source::FAIL_CRITICAL) {
detach( *it );
}
// Delete FATAL failed sources from the mixer
// (nothing can be done by the user)
else {
Log::Warning("Source '%s' failed and was deleted.", (*it)->name().c_str());
deleteSource( *it );
}
// needs refresh after intervention
++View::need_deep_update_;
}
// general case:
// detatch failed sources from the mixer
// (not deleted in the session; user can replace it)
else
detach( *it );
}
}