Fix double stop in ANSVideoPlayer

modules/ANSMOT/ByteTrack/src/BYTETracker.cpp

@@ -318,13 +318,28 @@ std::vector<ByteTrack::BYTETracker::STrackPtr> ByteTrack::BYTETracker::update(co
     lost_stracks_ = subStracks(jointStracks(subStracks(lost_stracks_, tracked_stracks_), current_lost_stracks), removed_stracks_);
     removed_stracks_ = jointStracks(removed_stracks_, current_removed_stracks);
 
+    // Cap removed_stracks_ to prevent unbounded growth. Its only job is to
+    // block re-entry into lost_stracks_ for tracks that have already timed
+    // out (see subStracks(..., removed_stracks_) on the previous line). A
+    // track that's been removed for more than a few hundred frames cannot
+    // plausibly re-appear as "lost" — by then it's been reaped elsewhere
+    // and any new detection would get a fresh track_id. 1 000 entries is
+    // ~100 s at 10 fps per camera, well beyond any re-identification
+    // window. Older entries (front of vector) are dropped first.
+    static constexpr size_t kRemovedCap = 1000;
+    if (removed_stracks_.size() > kRemovedCap) {
+        const size_t drop = removed_stracks_.size() - kRemovedCap;
+        removed_stracks_.erase(removed_stracks_.begin(),
+                               removed_stracks_.begin() + drop);
+    }
+
     std::vector<STrackPtr> tracked_stracks_out, lost_stracks_out;
     removeDuplicateStracks(tracked_stracks_, lost_stracks_, tracked_stracks_out, lost_stracks_out);
     tracked_stracks_ = tracked_stracks_out;
     lost_stracks_ = lost_stracks_out;
 
     // Diagnostic: report tracker state size at most once every 60 s per instance.
-    // removed_stracks_ is append-only in this implementation — watch it grow.
+    // With the cap above, removed_stracks_ should plateau at <= kRemovedCap.
     {
         static thread_local std::chrono::steady_clock::time_point s_nextLog{};
         auto now = std::chrono::steady_clock::now();