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Fix KVSSINK State Transition Deadlock #1113

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merged 5 commits into from
Dec 7, 2023
Merged

Fix KVSSINK State Transition Deadlock #1113

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3fe16b4
Change parent class stat change position
stefankiesz Nov 29, 2023
abea82f
Add failure check
stefankiesz Nov 29, 2023
49776fe
Testing on mac os 13
stefankiesz Nov 30, 2023
a87b283
Revert ci to mac os 12
stefankiesz Dec 5, 2023
745db12
Add comments explaining state transition guidelines
stefankiesz Dec 6, 2023
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2 changes: 1 addition & 1 deletion .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ on:

jobs:
mac-os-build-clang:
runs-on: macos-12
runs-on: macos-13
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env:
AWS_KVS_LOG_LEVEL: 2
CC: /usr/bin/clang
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12 changes: 10 additions & 2 deletions src/gstreamer/gstkvssink.cpp
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Expand Up @@ -1609,6 +1609,16 @@ gst_kvs_sink_change_state(GstElement *element, GstStateChange transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
gst_collect_pads_start (kvssink->collect);
break;
default:
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break;
}

ret = GST_ELEMENT_CLASS (parent_class)->change_state(element, transition);
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if (ret == GST_STATE_CHANGE_FAILURE) {
goto CleanUp;
}

switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
LOG_INFO("Stopping kvssink for " << kvssink->stream_name);
gst_collect_pads_stop (kvssink->collect);
Expand All @@ -1631,8 +1641,6 @@ gst_kvs_sink_change_state(GstElement *element, GstStateChange transition) {
break;
}

ret = GST_ELEMENT_CLASS (parent_class)->change_state(element, transition);

CleanUp:

if (ret != GST_STATE_CHANGE_SUCCESS) {
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