Merge branch 'srs.master'

@@ -242,6 +242,7 @@ Supported operating systems and hardware:
 * 2013-10-17, Created.<br/>
 
 ## History
+* v2.0, 2014-11-08, fix [#195](https://github.com/winlinvip/simple-rtmp-server/issues/195), remove the confuse code st_usleep(0). 2.0.13.
 * v2.0, 2014-11-08, fix [#191](https://github.com/winlinvip/simple-rtmp-server/issues/191), configure --export-librtmp-project and --export-librtmp-single. 2.0.11.
 * v2.0, 2014-11-08, fix [#66](https://github.com/winlinvip/simple-rtmp-server/issues/66), srs-librtmp support write h264 raw packet. 2.0.9.
 * v2.0, 2014-10-25, fix [#185](https://github.com/winlinvip/simple-rtmp-server/issues/185), AMF0 support 0x0B the date type codec. 2.0.7.

@@ -170,9 +170,6 @@ int SrsEdgeIngester::ingest()
     SrsPithyPrint pithy_print(SRS_CONSTS_STAGE_EDGE);
 
     while (pthread->can_loop()) {
-        // switch to other st-threads.
-        st_usleep(0);
-        
         pithy_print.elapse();
         
         // pithy print
@@ -480,9 +477,6 @@ int SrsEdgeForwarder::cycle()
     SrsSharedPtrMessageArray msgs(SYS_MAX_EDGE_SEND_MSGS);
 
     while (pthread->can_loop()) {
-        // switch to other st-threads.
-        st_usleep(0);
-        
         if (send_error_code != ERROR_SUCCESS) {
             st_usleep(SRS_EDGE_FORWARDER_ERROR_US);
             continue;

@@ -399,9 +399,6 @@ int SrsForwarder::forward()
     }
     
     while (pthread->can_loop()) {
-        // switch to other st-threads.
-        st_usleep(0);
-
         pithy_print.elapse();
 
         // read from client.

@@ -608,9 +608,6 @@ int SrsRtmpConn::playing(SrsSource* source)
                 return ret;
             }
         }
-        
-        // switch to other threads, to anti dead loop.
-        st_usleep(0);
     }
     
     return ret;
@@ -668,9 +665,6 @@ int SrsRtmpConn::do_fmle_publishing(SrsSource* source)
     }
     
     while (true) {
-        // switch to other st-threads.
-        st_usleep(0);
-        
         SrsMessage* msg = NULL;
         if ((ret = rtmp->recv_message(&msg)) != ERROR_SUCCESS) {
             srs_error("fmle recv identify client message failed. ret=%d", ret);
@@ -774,9 +768,6 @@ int SrsRtmpConn::do_flash_publishing(SrsSource* source)
     }
     
     while (true) {
-        // switch to other st-threads.
-        st_usleep(0);
-        
         SrsMessage* msg = NULL;
         if ((ret = rtmp->recv_message(&msg)) != ERROR_SUCCESS) {
             if (!srs_is_client_gracefully_close(ret)) {

@@ -50,14 +50,12 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 * espectially on st_usleep(), so the cycle must check the loop,
 * when handler->cycle() has loop itself, for example:
 *         while (true):
-*             st_usleep(0);
 *             if (read_from_socket(skt) < 0) break;
 * if thread stop when read_from_socket, it's ok, the loop will break,
 * but when thread stop interrupt the s_usleep(0), then the loop is
 * death loop.
 * in a word, the handler->cycle() must:
 *         while (pthread->can_loop()):
-*             st_usleep(0);
 *             if (read_from_socket(skt) < 0) break;
 * check the loop, then it works.
 *

@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       2
 #define VERSION_MINOR       0
-#define VERSION_REVISION    12
+#define VERSION_REVISION    13
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"
 #define RTMP_SIG_SRS_ROLE "origin/edge server"