From ea6e33d159a22276eb0f7bc625997cec59faab46 Mon Sep 17 00:00:00 2001
From: Koushik Dutta <koushd@gmail.com>
Date: Sun, 11 Jun 2023 09:13:05 -0700
Subject: [PATCH] videoanalysis: prevent snapshot throttling when its only a
 single camera

---
 plugins/objectdetector/package-lock.json | 4 ++--
 plugins/objectdetector/package.json      | 2 +-
 plugins/objectdetector/src/main.ts       | 4 ++++
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/plugins/objectdetector/package-lock.json b/plugins/objectdetector/package-lock.json
index 29ccaba35..d216953a6 100644
--- a/plugins/objectdetector/package-lock.json
+++ b/plugins/objectdetector/package-lock.json
@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/objectdetector",
-   "version": "0.0.141",
+   "version": "0.0.142",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/objectdetector",
-         "version": "0.0.141",
+         "version": "0.0.142",
          "license": "Apache-2.0",
          "dependencies": {
             "@scrypted/common": "file:../../common",
diff --git a/plugins/objectdetector/package.json b/plugins/objectdetector/package.json
index f46beb08d..0feae1240 100644
--- a/plugins/objectdetector/package.json
+++ b/plugins/objectdetector/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/objectdetector",
-   "version": "0.0.141",
+   "version": "0.0.142",
    "description": "Scrypted Video Analysis Plugin. Installed alongside a detection service like OpenCV or TensorFlow.",
    "author": "Scrypted",
    "license": "Apache-2.0",
diff --git a/plugins/objectdetector/src/main.ts b/plugins/objectdetector/src/main.ts
index 9f131cc84..581911211 100644
--- a/plugins/objectdetector/src/main.ts
+++ b/plugins/objectdetector/src/main.ts
@@ -991,6 +991,10 @@ class ObjectDetectionPlugin extends AutoenableMixinProvider implements Settings,
   shouldUseSnapshotPipeline() {
     this.pruneOldStatistics();
 
+    // never use snapshot mode if its a single camera.
+    if (this.statsSnapshotConcurrent < 2)
+      return false;
+
     // find any concurrent cameras with as many or more that had passable results
     for (const [k, v] of this.objectDetectionStatistics.entries()) {
       if (v.dps > 2 && k >= this.statsSnapshotConcurrent)