update the conf of http static and stream.

@@ -350,11 +350,23 @@ vhost http.static.srs.com {
         # whether enabled the http static service for vhost.
         # default: off
         enabled     on;
-        # the virtual directory root for this vhost to mount at
-        # for example, if mount to [vhost]/hls, user access by http://[vhost]/hls
+        # the url to mount to, 
+        # typical mount to [vhost]/
         # the variables:
         #       [vhost] current vhost for http server.
+        # @remark the [vhost] is optional, used to mount at specified vhost.
         # @remark the http of __defaultVhost__ will override the http_stream section.
+        # for example:
+        #       mount to [vhost]/
+        #           access by http://ossrs.net/xxx.html
+        #       mount to [vhost]/hls
+        #           access by http://ossrs.net/hls/xxx.html
+        #       mount to /
+        #           access by http://ossrs.net/xxx.html
+        #           or by http://192.168.1.173/xxx.html
+        #       mount to /hls
+        #           access by http://ossrs.net/hls/xxx.html
+        #           or by http://192.168.1.173/hls/xxx.html
         # default: [vhost]/
         mount       [vhost]/hls;
         # main dir of vhost,
@@ -364,7 +376,7 @@ vhost http.static.srs.com {
     }
 }
 
-# vhost for http flv live stream for each vhost.
+# vhost for http flv/aac/mp3 live stream for each vhost.
 vhost http.flv.srs.com {
     # http flv stream vhost specified config
     http_flv {
@@ -377,15 +389,26 @@ vhost http.flv.srs.com {
         # default: 30
         fast_cache  30;
         # the stream mout for rtmp to remux to flv live streaming.
-        # for example, if mount to [vhost]/[app]/[stream].flv, user access by http://[vhost]/[app]/[stream].flv
+        # typical mount to [vhost]/[app]/[stream].flv
         # the variables:
         #       [vhost] current vhost for http flv live stream.
         #       [app] current app for http flv live stream.
         #       [stream] current stream for http flv live stream.
+        # @remark the [vhost] is optional, used to mount at specified vhost.
         # the extension:
         #       .flv mount http live flv stream, use default gop cache.
         #       .mp3 mount http live mp3 stream, ignore video and audio mp3 codec required.
         #       .aac mount http live aac stream, ignore video and audio aac codec required.
+        # for example:
+        #       mount to [vhost]/[app]/[stream].flv
+        #           access by http://ossrs.net/live/livestream.flv
+        #       mount to /[app]/[stream].flv
+        #           access by http://ossrs.net/live/livestream.flv
+        #           or by http://192.168.1.173/live/livestream.flv
+        #       mount to [vhost]/[app]/[stream].mp3
+        #           access by http://ossrs.net/live/livestream.mp3
+        #       mount to [vhost]/[app]/[stream].aac
+        #           access by http://ossrs.net/live/livestream.aac
         # default: [vhost]/[app]/[stream].flv
         mount       [vhost]/[app]/[stream].flv;
     }