refine player to support status change.

@@ -99,6 +99,7 @@ SrsPlayer.prototype.start = function(url) {
     flashvars.on_player_timer = "__srs_on_player_timer";
     flashvars.on_player_empty = "__srs_on_player_empty";
     flashvars.on_player_full = "__srs_on_player_full";
+    flashvars.on_player_status = "__srs_on_player_status";
     
     var params = {};
     params.wmode = "opaque";
@@ -146,17 +147,6 @@ SrsPlayer.prototype.play = function(url, volume) {
  * stop play stream.
  */
 SrsPlayer.prototype.stop = function() {
-    for (var i = 0; i < SrsPlayer.__players.length; i++) {
-        var player = SrsPlayer.__players[i];
-        
-        if (player.id != this.id) {
-            continue;
-        }
-        
-        SrsPlayer.__players.splice(i, 1);
-        break;
-    }
-    
     this.callbackObj.ref.__stop();
 }
 /**
@@ -301,6 +291,16 @@ SrsPlayer.prototype.on_player_empty = function(time) {
 SrsPlayer.prototype.on_player_full = function(time) {
     // ignore.
 }
+/**
+ * the callback when player status change.
+ * @param code the status code, "init", "connected", "play", "closed", "rejected", "failed".
+ *      init => connected/rejected/failed
+ *      connected => play/rejected => closed
+ * @param desc the description for the status.
+ */
+SrsPlayer.prototype.on_player_status = function(code, desc) {
+    // ignore.
+}
 
 /**
  * helpers.
@@ -359,3 +359,21 @@ function __srs_on_player_full(id, time) {
     player.__fluency.on_stream_full(time);
     player.on_player_full(time);
 }
+function __srs_on_player_status(id, code, desc) {
+    var player = __srs_find_player(id);
+    player.on_player_status(code, desc);
+
+    if (code != "closed") {
+        return;
+    }
+    for (var i = 0; i < SrsPlayer.__players.length; i++) {
+        var player = SrsPlayer.__players[i];
+
+        if (player.id != this.id) {
+            continue;
+        }
+
+        SrsPlayer.__players.splice(i, 1);
+        break;
+    }
+}

@@ -514,6 +514,9 @@
                 select_buffer(0.5);
                 this.play(url);
             };
+            srs_player.on_player_status = function(code, desc) {
+                //console.log("[播放器状态] code=" + code + ", desc=" + desc);
+            };
             srs_player.on_player_metadata = function(metadata) {
                 $("#btn_dar_original").text("视频原始比例" + "(" + metadata.width + ":" + metadata.height + ")");
                 if (metadata.ip && metadata.pid && metadata.cid) {

 package
 {
     import flash.events.Event;
+    import flash.events.IOErrorEvent;
+    import flash.events.NetStatusEvent;
     import flash.events.ProgressEvent;
+    import flash.events.SecurityErrorEvent;
     import flash.external.ExternalInterface;
     import flash.net.NetConnection;
     import flash.net.NetStream;
@@ -27,6 +30,8 @@ package
 		
 		// play param url.
 		private var user_url:String = null;
+		
+		private var conn:NetConnection = null;
 
 		/**
 		 * create stream to play hls.
@@ -40,6 +45,7 @@ package
 			this.m3u8_refresh_ratio = m3u8_refresh_ratio;
 			this.ts_parse_async_interval = ts_parse_async_interval;
 			hls = new HlsCodec(this);
+			this.conn = conn;
         }
 		
 		/**
@@ -94,6 +100,8 @@ package
 				refresh_ts();
 			})
 		}
+		
+		private var metadata:Object = null;
 		private function refresh_ts():void {
 			// all ts parsed.
 			if (parsed_ts_seq_no >= hls.seq_no + hls.tsCount) {
@@ -125,9 +133,14 @@ package
 					//log("uv[" + k + "]=" + v);
 				}
 				
-				if (client && client.hasOwnProperty("onMetaData")) {
-					client.onMetaData(obj);
+				// ignore when not changed.
+				if (!metadata || metadata.srs_server_ip != obj.srs_server_ip || metadata.srs_id != obj.srs_id || metadata.srs_pid != obj.srs_pid) {
+					if (client && client.hasOwnProperty("onMetaData")) {
+						log("got metadata for url " + uri);
+						client.onMetaData(obj);
+					}
 				}
+				metadata = obj;
 			}
 			
 			download(uri, function(stream:ByteArray):void{
@@ -177,6 +190,14 @@ package
 				completed(stream);
 			});
 			
+			url.addEventListener(IOErrorEvent.IO_ERROR, function(evt:IOErrorEvent):void{
+				onPlayFailed(evt);
+			});
+			
+			url.addEventListener(SecurityErrorEvent.SECURITY_ERROR, function(evt:SecurityErrorEvent):void{
+				onPlayRejected(evt);
+			});
+			
 			// we set to the query.
 			uri += ((uri.indexOf("?") == -1)? "?":"&") + "shp_xpsid=" + XPlaybackSessionId;
 			var r:URLRequest = new URLRequest(uri);
@@ -219,7 +240,35 @@ package
             log("FLV: sps/pps " + flvHeader.length + " bytes");
 
             writeFlv(flvHeader);
+			onPlayStart();
         }
+		
+		private function onPlayStart():void {
+			log("dispatch NetStream.Play.Start.");
+			dispatchEvent(new NetStatusEvent(NetStatusEvent.NET_STATUS, false, false, {
+				code: "NetStream.Play.Start",
+				stream: user_url,
+				descrption: "play start"
+			}));
+		}
+		
+		private function onPlayFailed(evt:IOErrorEvent):void {
+			log("dispatch NetConnection.Connect.Failed.");
+			this.conn.dispatchEvent(new NetStatusEvent(NetStatusEvent.NET_STATUS, false, false, {
+				code: "NetConnection.Connect.Failed",
+				stream: user_url,
+				descrption: evt.text
+			}));
+		}
+		
+		private function onPlayRejected(evt:SecurityErrorEvent):void {
+			log("dispatch NetConnection.Connect.Rejected.");
+			this.conn.dispatchEvent(new NetStatusEvent(NetStatusEvent.NET_STATUS, false, false, {
+				code: "NetConnection.Connect.Rejected",
+				stream: user_url,
+				descrption: evt.text
+			}));
+		}
 
         private function onFlvBody(uri:String, flv:ByteArray):void {
             if (!flvHeader) {

@@ -57,8 +57,19 @@ package
         public function stream():NetStream {
             return this.media_stream;
         }
+		
+		private function dumps_object(obj:Object):String {
+			var smr:String = "";
+			for (var k:String in obj) {
+				smr += k + "=" + obj[k] + ", ";
+			}
+			
+			return smr;
+		}
 
         public function play(url:String):void {
+			owner.on_player_status("init", "Ready to play");
+			
 			var streamName:String;
             this.user_url = url;
 
@@ -66,7 +77,8 @@ package
             this.media_conn.client = {};
             this.media_conn.client.onBWDone = function():void {};
             this.media_conn.addEventListener(NetStatusEvent.NET_STATUS, function(evt:NetStatusEvent):void {
-                log("NetConnection: code=" + evt.info.code);
+                log("NetConnection: type=" + evt.type + ", bub=" + evt.bubbles + ", can=" + evt.cancelable 
+					+ ", info is " + dumps_object(evt.info));
 
                 if (evt.info.hasOwnProperty("data") && evt.info.data) {
                     owner.on_player_metadata(evt.info.data);
@@ -87,7 +99,21 @@ package
                         owner.on_player_302(url);
                         return;
                     }
+					
+					owner.on_player_status("rejected", "Server reject play");
+					close();
                 }
+				
+				if (evt.info.code == "NetConnection.Connect.Success") {
+					owner.on_player_status("connected", "Connected at server");
+				}
+				if (evt.info.code == "NetConnection.Connect.Closed") {
+					close();
+				}
+				if (evt.info.code == "NetConnection.Connect.Failed") {
+					owner.on_player_status("failed", "Connect to server failed.");
+					close();
+				}
 
                 // TODO: FIXME: failed event.
                 if (evt.info.code != "NetConnection.Connect.Success") {
@@ -100,7 +126,16 @@ package
                 	media_stream = new NetStream(media_conn);
 				}
                 media_stream.addEventListener(NetStatusEvent.NET_STATUS, function(evt:NetStatusEvent):void {
-                    log("NetStream: code=" + evt.info.code);
+					log("NetStream: type=" + evt.type + ", bub=" + evt.bubbles + ", can=" + evt.cancelable 
+						+ ", info is " + dumps_object(evt.info));
+					
+					if (evt.info.code == "NetStream.Play.Start") {
+						owner.on_player_status("play", "Start to play stream");
+					}
+					if (evt.info.code == "NetStream.Play.StreamNotFound") {
+						owner.on_player_status("rejected", "Stream not found");
+						close();
+					}
 
                     if (evt.info.code == "NetStream.Video.DimensionChange") {
                         owner.on_player_dimension_change();
@@ -149,14 +184,23 @@ package
         }
 
         public function close():void {
+			var notify:Boolean = false;
+			
             if (this.media_stream) {
                 this.media_stream.close();
                 this.media_stream = null;
+				notify = true;
             }
+			
             if (this.media_conn) {
                 this.media_conn.close();
                 this.media_conn = null;
+				notify = true;
             }
+			
+			if (notify) {
+				owner.on_player_status("closed", "Server closed.");
+			}
         }
 
         private function log(msg:String):void {

@@ -33,6 +33,7 @@ package
         private var js_on_player_timer:String = null;
         private var js_on_player_empty:String = null;
         private var js_on_player_full:String = null;
+		private var js_on_player_status:String = null;
 
         // play param, user set width and height
         private var user_w:int = 0;
@@ -105,6 +106,7 @@ package
             this.js_on_player_timer = flashvars.on_player_timer;
             this.js_on_player_empty = flashvars.on_player_empty;
             this.js_on_player_full = flashvars.on_player_full;
+			this.js_on_player_status = flashvars.on_player_status;
             
             this.media_timer.addEventListener(TimerEvent.TIMER, this.system_on_timer);
             this.media_timer.start();
@@ -497,6 +499,11 @@ package
         public function on_player_buffer_full():void {
             system_on_buffer_full();
         }
+		
+		public function on_player_status(code:String, desc:String):void {
+			log("[STATUS] code=" + code + ", desc=" + desc);
+			flash.external.ExternalInterface.call(this.js_on_player_status, this.js_id, code, desc);
+		}
         
         /**
         * get the "right" size of video,