for #738, refine the dvr segmenter.

trunk/conf/dvr.mp4.conf

@@ -0,0 +1,13 @@
+# the config for srs to dvr in session mode
+# @see https://github.com/ossrs/srs/wiki/v3_CN_DVR
+# @see full.conf for detail config.
+
+listen              1935;
+max_connections     1000;
+vhost __defaultVhost__ {
+    dvr {
+        enabled      on;
+        dvr_path     ./objs/nginx/html/[app]/[stream].[timestamp].mp4;
+        dvr_plan     session;
+    }
+}

trunk/conf/full.conf

@@ -1103,9 +1103,9 @@ vhost hds.srs.com {
 
 # vhost for dvr
 vhost dvr.srs.com {
-    # dvr RTMP stream to file,
+    # DVR RTMP stream to file,
     # start to record to file when encoder publish,
-    # reap flv according by specified dvr_plan.
+    # reap flv/mp4 according by specified dvr_plan.
     dvr {
         # whether enabled dvr features
         # default: off
@@ -1118,12 +1118,13 @@ vhost dvr.srs.com {
         # default: all
         dvr_apply       all;
         # the dvr plan. canbe:
-        #       session reap flv when session end(unpublish).
-        #       segment reap flv when flv duration exceed the specified dvr_duration.
+        #       session reap flv/mp4 when session end(unpublish).
+        #       segment reap flv/mp4 when flv duration exceed the specified dvr_duration.
         #       append always append to flv file, never reap it.
+        # @remark MP4 only support session or segment plan, not suport append plan.
         # default: session
         dvr_plan        session;
-        # the dvr output path.
+        # the dvr output path, *.flv or *.mp4.
         # we supports some variables to generate the filename.
         #       [vhost], the vhost of stream.
         #       [app], the app of stream.
@@ -1154,6 +1155,10 @@ vhost dvr.srs.com {
         #       dvr_path /data/[vhost]/[app]/[2006]/[01]/[stream]-[02]-[15].[04].[05].[999].flv;
         #       =>
         #       dvr_path /data/ossrs.net/live/2015/01/livestream-03-10.57.30.776.flv;
+        # 5. DVR to mp4:
+        #       dvr_path ./objs/nginx/html/[app]/[stream].[timestamp].mp4;
+        #       =>
+        #       dvr_path ./objs/nginx/html/live/livestream.1420254068776.mp4;
         # @see https://github.com/ossrs/srs/wiki/v2_CN_DVR#custom-path
         # @see https://github.com/ossrs/srs/wiki/v2_EN_DVR#custom-path
         #       segment,session apply it.