v1.1

-added 'null' key word to img_comp_cmd parameter so motion
 detection can be turned off if desired
-fixed footage directory max_events_bytes by having it loop
 through the directory at least 100 times

README.md

@@ -2,7 +2,7 @@
 
 JustMotion is a simple, lightweight video surveillance application utilizing
 the server-client model that doesn't try to re-invent the wheel. The source 
-code for both server and client are available this repository and can be 
+code for both server and client are available in this repository and can be 
 compliled and/or installed separately.
 
 # JustMotion-Server #
@@ -13,10 +13,10 @@ motion to permanent storage. The main advantage of this is reduced storage
 requirements as opposed to continuous recording because only video footage 
 of interest is kept in storage.
 
-The server implements the principle of doing the least as needed, as a result 
-it extremely lightweight with the fact it doesn't attempt to re-implement much 
-of it's functions internally but will instead rely on external applications 
-that already implement the functions very well.
+The server implements the principle of doing the least as needed. As a result 
+it is extremely lightweight with the fact it doesn't attempt to re-implement 
+much of it's functions internally but will instead rely on external 
+applications that already implement the functions very well.
 
 It doesn't have a builtin user interface so instead external applications are 
 more than welcome to interface with the buffer/footage directories to 
@@ -26,14 +26,14 @@ implement a user interface of any flavor.
 
 JustMotion-Client is the client portion of this application that actually 
 implement a user interface. Utilizing the same principle of doing the least as 
-needed, it uses an external video player to play m3u8 playlist files mounted 
-as an ssh filesystem to play live or recorded footage from the server.
+needed, it uses an external video player to play m3u8 playlist files located
+at the server's buffer/footage directories. It mounts the server as an ssh 
+filesystem to access such directories so no need to open any addtional ports
+if your server already has working ssh access.
 
 ### Usage (server) ###
 
 ```
-JustMotion 1.0
-
 Usage: jmotion <argument>
 
 -h : display usage information about this application.
@@ -53,9 +53,6 @@ Usage: jmotion <argument>
 
 The config file is a simple text file that contain parameters that dictate the
 behavior of the server for each camera located in the /etc/jmotion directory.
-The config for each camera can have any unique name within that directory. 
-Below is an example of a config file with all parameters supported and 
-descriptions.
 ```
 # Motion Watch config file
 #
@@ -106,9 +103,8 @@ img_comp_cmd = compare -metric FUZZ &prev& &next& /dev/null
 # formatted so the app will be required to support this format. also avoid 
 # outputting any special chars, only numeric chars with a single '.' if 
 # outputting a decimal value. magick is the default if not defined in the 
-# config file. the special string &prev& will be substituted with the path 
-# to the "previous" bitmap image, behind in time stamp to the image path 
-# subtituted in &next&.
+# config file. this parameter can also be set to 'null' as a means to turn 
+# off motion detection.
 # 
 img_comp_out = stderr
 # this is the standard output stream the app defined in img_comp_cmd will

server/src/common.h

@@ -32,7 +32,7 @@
 
 using namespace std;
 
-#define APP_VERSION  "1.0"
+#define APP_VERSION  "1.1"
 #define APP_NAME     "JustMotion"
 #define APP_TARGET   "jmotion"
 #define DATETIME_FMT "yyyyMMddhhmmss"

server/src/detect_loop.cpp

@@ -29,21 +29,36 @@ void DetectLoop::init()
     pcTimer  = new QTimer(this);
     evtTimer = new QTimer(this);
 
-    connect(pcTimer,  &QTimer::timeout, this, &DetectLoop::pcBreak);
-    connect(evtTimer, &QTimer::timeout, this, &DetectLoop::reset);
+    setupBuffDir(shared->buffPath);
+
+    connect(pcTimer, &QTimer::timeout, this, &DetectLoop::pcBreak);
 
     connect(this, &QFileSystemWatcher::directoryChanged, this, &DetectLoop::updated);
 
     pcTimer->start(shared->postSecs * 1000);
-    evtTimer->setSingleShot(true);
 
-    setupBuffDir(shared->buffPath);
+    if (shared->compCmd.toLower() != "null")
+    {
+        connect(evtTimer, &QTimer::timeout, this, &DetectLoop::reset);
+
+        evtTimer->setSingleShot(true);
+
+        eTimer.start();
+    }
+    else
+    {
+        eTimer.invalidate();
+    }
+
     addPath(shared->buffPath + "/vid");
 }
 
 void DetectLoop::updated(const QString &path)
 {
-    eTimer.start();
+    if (shared->compCmd.toLower() != "null")
+    {
+        eTimer.start();
+    }
 
     auto clips = lsFilesInDir(path, shared->streamExt);
     auto index = clips.indexOf(vidBName);
@@ -153,7 +168,11 @@ QStringList DetectLoop::buildSnapArgs(const QString &vidSrc, const QString &imgP
 
 QString DetectLoop::statusLine()
 {
-    if (eTimer.elapsed() >= 5000)
+    if (!eTimer.isValid())
+    {
+        return "OFF    ";
+    }
+    else if (eTimer.elapsed() >= 5000)
     {
         emit starving();
 
@@ -187,7 +206,7 @@ void DetectLoop::exec()
         QProcess::execute("ffmpeg", snapArgsA);
         QProcess::execute("ffmpeg", snapArgsB);
 
-        if (QFile::exists(imgAPath) && QFile::exists(imgBPath))
+        if (QFile::exists(imgAPath) && QFile::exists(imgBPath) && (shared->compCmd.toLower() != "null"))
         {
             QProcess extComp;
 

server/src/event_loop.cpp

@@ -150,7 +150,7 @@ void EventLoop::exec()
 
     auto names = lsFilesInDir(shared->recPath + "/vid", shared->recExt);
 
-    if (byteSize(shared->recPath) > shared->evtMaxBytes)
+    for (auto i = 0; (byteSize(shared->recPath) >= shared->evtMaxBytes); ++i)
     {
         auto nameOnly = QFileInfo(shared->recPath + "/vid/" + names[0]).baseName();
 
@@ -163,6 +163,15 @@ void EventLoop::exec()
         names.removeFirst();
 
         dirUpdated = true;
+
+        if (i > 100)
+        {
+            // loop through 100 times before breaking the for loop, prevents infinte looping
+            // if bytes size of the dir is not being read correctly or there is a lot to
+            // delete (don't want to keep EventLoop busy doing this for too long).
+
+            break;
+        }
     }
 
     if (dirUpdated)