From 97a03015d7c3ce53db362a4c4622b5f824186003 Mon Sep 17 00:00:00 2001
From: Calin Crisan <ccrisan@gmail.com>
Date: Sat, 9 Sep 2017 22:49:36 +0300
Subject: [PATCH] framerate dimmer can now be set to 0 (again) and it will
 refresh once

---
 motioneye/static/js/main.js   | 15 +++++++++++----
 motioneye/templates/main.html |  2 +-
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/motioneye/static/js/main.js b/motioneye/static/js/main.js
index a1f7452..dbc8452 100644
--- a/motioneye/static/js/main.js
+++ b/motioneye/static/js/main.js
@@ -4978,20 +4978,27 @@ function refreshCameraFrames() {
         
         var count = parseInt(1000 / (refreshInterval * this.config['streaming_framerate']));
         var serverSideResize = this.config['streaming_server_resize'];
+        var cameraId = this.id.substring(6);
+
         count /= framerateFactor;
-        
+
+        /* if frameFactor is 0, we only want one camera refresh at the beginning,
+         * and no subsequent refreshes at all */
+        if (framerateFactor == 0 && this.refreshDivider == 0) {
+            refreshCameraFrame(cameraId, this.img, serverSideResize);
+            this.refreshDivider++;
+        }
+
         if (this.img.error) {
             /* in case of error, decrease the refresh rate to 1 fps */
             count = 1000 / refreshInterval;
         }
-        
+
         if (this.refreshDivider < count) {
             this.refreshDivider++;
         }
         else {
-            var cameraId = this.id.substring(6);
             refreshCameraFrame(cameraId, this.img, serverSideResize);
-            
             this.refreshDivider = 0;
         }
     });
diff --git a/motioneye/templates/main.html b/motioneye/templates/main.html
index 55dc700..e55377c 100644
--- a/motioneye/templates/main.html
+++ b/motioneye/templates/main.html
@@ -125,7 +125,7 @@
                         <td class="settings-item-value"><input type="text" class="range styled prefs" id="layoutRowsSlider"></td>
                         <td><span class="help-mark" title="configures the number of rows used to lay out the camera frames">?</span></td>
                     </tr>
-                    <tr class="settings-item" min="1" max="100" snap="2" ticksnum="6" decimals="0">
+                    <tr class="settings-item" min="0" max="100" snap="2" ticksnum="6" decimals="0">
                         <td class="settings-item-label"><span class="settings-item-label">Frame Rate Dimmer</span></td>
                         <td class="settings-item-value"><input type="text" class="range styled prefs" id="framerateDimmerSlider"></td>
                         <td><span class="help-mark" title="dims the global frame rate to save network bandwidth and traffic (doesn't work on simple MJPEG cameras)">?</span></td>
-- 
2.39.5