refine kbps, provides 30s,1m,5m,60m kbps. 0.9.97

@@ -172,9 +172,12 @@ int SrsEdgeIngester::ingest()
         
         // pithy print
         if (pithy_print.can_print()) {
+            kbps->sample();
             srs_trace("<- "SRS_LOG_ID_EDGE_PLAY
-                " time=%"PRId64", okbps=%d, ikbps=%d", 
-                pithy_print.age(), kbps->get_send_kbps(), kbps->get_recv_kbps());
+                " time=%"PRId64", okbps=%d,%d,%d, ikbps=%d,%d,%d", 
+                pithy_print.age(),
+                kbps->get_send_kbps(), kbps->get_send_kbps_sample_high(), kbps->get_send_kbps_sample_medium(),
+                kbps->get_recv_kbps(), kbps->get_recv_kbps_sample_high(), kbps->get_recv_kbps_sample_medium());
         }
 
         // read from client.
@@ -464,9 +467,12 @@ int SrsEdgeForwarder::cycle()
         
         // pithy print
         if (pithy_print.can_print()) {
+            kbps->sample();
             srs_trace("-> "SRS_LOG_ID_EDGE_PUBLISH
-                " time=%"PRId64", msgs=%d, okbps=%d, ikbps=%d", 
-                pithy_print.age(), count, kbps->get_send_kbps(), kbps->get_recv_kbps());
+                " time=%"PRId64", msgs=%d, okbps=%d,%d,%d, ikbps=%d,%d,%d", 
+                pithy_print.age(), count,
+                kbps->get_send_kbps(), kbps->get_send_kbps_sample_high(), kbps->get_send_kbps_sample_medium(),
+                kbps->get_recv_kbps(), kbps->get_recv_kbps_sample_high(), kbps->get_recv_kbps_sample_medium());
         }
         
         // ignore when no messages.

@@ -342,9 +342,12 @@ int SrsForwarder::forward()
         
         // pithy print
         if (pithy_print.can_print()) {
+            kbps->sample();
             srs_trace("-> "SRS_LOG_ID_FOWARDER
-                " time=%"PRId64", msgs=%d, okbps=%d, ikbps=%d", 
-                pithy_print.age(), count, kbps->get_send_kbps(), kbps->get_recv_kbps());
+                " time=%"PRId64", msgs=%d, okbps=%d,%d,%d, ikbps=%d,%d,%d", 
+                pithy_print.age(), count,
+                kbps->get_send_kbps(), kbps->get_send_kbps_sample_high(), kbps->get_send_kbps_sample_medium(),
+                kbps->get_recv_kbps(), kbps->get_recv_kbps_sample_high(), kbps->get_recv_kbps_sample_medium());
         }
         
         // ignore when no messages.

@@ -28,6 +28,12 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <srs_protocol_io.hpp>
 #include <srs_kernel_utility.hpp>
 
+SrsKbpsSample::SrsKbpsSample()
+{
+    bytes = time = 0;
+    kbps = 0;
+}
+
 SrsKbpsSlice::SrsKbpsSlice()
 {
     io.in = NULL;
@@ -39,6 +45,59 @@ SrsKbpsSlice::~SrsKbpsSlice()
 {
 }
 
+int64_t SrsKbpsSlice::get_total_bytes()
+{
+    return bytes + last_bytes - io_bytes_base;
+}
+
+void SrsKbpsSlice::sample()
+{
+    int64_t now = srs_get_system_time_ms();
+    int64_t total_bytes = get_total_bytes();
+    
+    if (sample_30s.time <= 0) {
+        sample_30s.kbps = 0;
+        sample_30s.time = now;
+        sample_30s.bytes = total_bytes;
+    }
+    if (sample_1m.time <= 0) {
+        sample_1m.kbps = 0;
+        sample_1m.time = now;
+        sample_1m.bytes = total_bytes;
+    }
+    if (sample_5m.time <= 0) {
+        sample_5m.kbps = 0;
+        sample_5m.time = now;
+        sample_5m.bytes = total_bytes;
+    }
+    if (sample_60m.time <= 0) {
+        sample_60m.kbps = 0;
+        sample_60m.time = now;
+        sample_60m.bytes = total_bytes;
+    }
+    
+    if (now - sample_30s.time > 30 * 1000) {
+        sample_30s.kbps = (total_bytes - sample_30s.bytes) * 8 / (now - sample_30s.time);
+        sample_30s.time = now;
+        sample_30s.bytes = total_bytes;
+    }
+    if (now - sample_1m.time > 60 * 1000) {
+        sample_1m.kbps = (total_bytes - sample_1m.bytes) * 8 / (now - sample_1m.time);
+        sample_1m.time = now;
+        sample_1m.bytes = total_bytes;
+    }
+    if (now - sample_5m.time > 300 * 1000) {
+        sample_5m.kbps = (total_bytes - sample_5m.bytes) * 8 / (now - sample_5m.time);
+        sample_5m.time = now;
+        sample_5m.bytes = total_bytes;
+    }
+    if (now - sample_60m.time > 3600 * 1000) {
+        sample_60m.kbps = (total_bytes - sample_60m.bytes) * 8 / (now - sample_60m.time);
+        sample_60m.time = now;
+        sample_60m.bytes = total_bytes;
+    }
+}
+
 SrsKbps::SrsKbps()
 {
 }
@@ -64,6 +123,8 @@ void SrsKbps::set_io(ISrsProtocolReader* in, ISrsProtocolWriter* out)
     if (in) {
         is.last_bytes = is.io_bytes_base = in->get_recv_bytes();
     }
+    // resample
+    is.sample();
     
     // set output stream
     // now, set start time.
@@ -80,41 +141,74 @@ void SrsKbps::set_io(ISrsProtocolReader* in, ISrsProtocolWriter* out)
     if (out) {
         os.last_bytes = os.io_bytes_base = out->get_send_bytes();
     }
+    // resample
+    os.sample();
 }
 
 int SrsKbps::get_send_kbps()
 {
     int64_t duration = srs_get_system_time_ms() - is.starttime;
-    int64_t bytes = get_send_bytes();
     if (duration <= 0) {
         return 0;
     }
+    int64_t bytes = get_send_bytes();
     return bytes * 8 / duration;
 }
 
 int SrsKbps::get_recv_kbps()
 {
     int64_t duration = srs_get_system_time_ms() - os.starttime;
-    int64_t bytes = get_recv_bytes();
     if (duration <= 0) {
         return 0;
     }
+    int64_t bytes = get_recv_bytes();
     return bytes * 8 / duration;
 }
 
+int SrsKbps::get_send_kbps_sample_high()
+{
+    return os.sample_30s.kbps;
+}
+
+int SrsKbps::get_recv_kbps_sample_high()
+{
+    return is.sample_30s.kbps;
+}
+
+int SrsKbps::get_send_kbps_sample_medium()
+{
+    return os.sample_5m.kbps;
+}
+
+int SrsKbps::get_recv_kbps_sample_medium()
+{
+    return is.sample_5m.kbps;
+}
+
 int64_t SrsKbps::get_send_bytes()
 {
-    if (os.io.out) {
-        os.last_bytes = os.io.out->get_send_bytes();
-    }
-    return os.bytes + os.last_bytes - os.io_bytes_base;
+    return os.get_total_bytes();
 }
 
 int64_t SrsKbps::get_recv_bytes()
 {
+    return is.get_total_bytes();
+}
+
+void SrsKbps::sample()
+{
+    if (os.io.out) {
+        os.last_bytes = os.io.out->get_send_bytes();
+    }
+    
+    // resample
+    os.sample();
+    
     if (is.io.in) {
         is.last_bytes = is.io.in->get_recv_bytes();
     }
-    return is.bytes + is.last_bytes - is.io_bytes_base;
+    
+    // resample
+    is.sample();
 }
 

@@ -34,7 +34,32 @@ class ISrsProtocolReader;
 class ISrsProtocolWriter;
 
 /**
+* a kbps sample, for example, 1minute kbps, 
+* 10minute kbps sample.
+*/
+class SrsKbpsSample
+{
+public:
+    int64_t bytes;
+    int64_t time;
+    int kbps;
+public:
+    SrsKbpsSample();
+};
+
+/**
 * a slice of kbps statistic, for input or output.
+* a slice contains a set of sessions, which has a base offset of bytes,
+* where a slice is:
+*       starttime(oldest session startup time)
+*               bytes(total bytes of previous sessions)
+*               io_bytes_base(bytes offset of current session)
+*                       last_bytes(bytes of current session)
+* so, the total send bytes now is:
+*       send_bytes = bytes + last_bytes - io_bytes_base
+* so, the bytes sent duration current session is:
+*       send_bytes = last_bytes - io_bytes_base
+* @remark user use set_io to start new session.
 */
 class SrsKbpsSlice
 {
@@ -45,17 +70,34 @@ private:
     };
 public:
     slice_io io;
+    // session startup bytes
+    // @remark, use total_bytes() to get the total bytes of slice.
     int64_t bytes;
+    // slice starttime, the first time to record bytes.
     int64_t starttime;
-    // startup bytes number for io when set it,
+    // session startup bytes number for io when set it,
     // the base offset of bytes for io.
     int64_t io_bytes_base;
     // last updated bytes number,
     // cache for io maybe freed.
     int64_t last_bytes;
+    // samples
+    SrsKbpsSample sample_30s;
+    SrsKbpsSample sample_1m;
+    SrsKbpsSample sample_5m;
+    SrsKbpsSample sample_60m;
 public:
     SrsKbpsSlice();
     virtual ~SrsKbpsSlice();
+public:
+    /**
+    * get current total bytes.
+    */
+    virtual int64_t get_total_bytes();
+    /**
+    * resample all samples.
+    */
+    virtual void sample();
 };
 
 /**
@@ -71,6 +113,7 @@ public:
     virtual ~SrsKbps();
 public:
     /**
+    * set io to start new session.
     * set the underlayer reader/writer,
     * if the io destroied, for instance, the forwarder reconnect,
     * user must set the io of SrsKbps to NULL to continue to use the kbps object.
@@ -82,15 +125,28 @@ public:
 public:
     /**
     * get total kbps, duration is from the startup of io.
+    * @remark, use sample() to update data.
     */
     virtual int get_send_kbps();
     virtual int get_recv_kbps();
+    // 30s
+    virtual int get_send_kbps_sample_high();
+    virtual int get_recv_kbps_sample_high();
+    // 5m
+    virtual int get_send_kbps_sample_medium();
+    virtual int get_recv_kbps_sample_medium();
 public:
     /**
     * get the total send/recv bytes, from the startup of the oldest io.
+    * @remark, use sample() to update data.
     */
     virtual int64_t get_send_bytes();
     virtual int64_t get_recv_bytes();
+public:
+    /**
+    * resample all samples.
+    */
+    virtual void sample();
 };
 
 #endif
\ No newline at end of file

@@ -504,9 +504,12 @@ int SrsRtmpConn::playing(SrsSource* source)
 
         // reportable
         if (pithy_print.can_print()) {
+            kbps->sample();
             srs_trace("-> "SRS_LOG_ID_PLAY
-                " time=%"PRId64", duration=%"PRId64", msgs=%d, okbps=%d, ikbps=%d", 
-                pithy_print.age(), duration, count, kbps->get_send_kbps(), kbps->get_recv_kbps());
+                " time=%"PRId64", msgs=%d, okbps=%d,%d,%d, ikbps=%d,%d,%d", 
+                pithy_print.age(), count,
+                kbps->get_send_kbps(), kbps->get_send_kbps_sample_high(), kbps->get_send_kbps_sample_medium(),
+                kbps->get_recv_kbps(), kbps->get_recv_kbps_sample_high(), kbps->get_recv_kbps_sample_medium());
         }
         
         if (count <= 0) {
@@ -590,9 +593,11 @@ int SrsRtmpConn::fmle_publish(SrsSource* source)
 
         // reportable
         if (pithy_print.can_print()) {
+            kbps->sample();
             srs_trace("<- "SRS_LOG_ID_CLIENT_PUBLISH
-                " time=%"PRId64", okbps=%d, ikbps=%d", 
-                pithy_print.age(), kbps->get_send_kbps(), kbps->get_recv_kbps());
+                " time=%"PRId64", okbps=%d,%d,%d, ikbps=%d,%d,%d", pithy_print.age(), 
+                kbps->get_send_kbps(), kbps->get_send_kbps_sample_high(), kbps->get_send_kbps_sample_medium(),
+                kbps->get_recv_kbps(), kbps->get_recv_kbps_sample_high(), kbps->get_recv_kbps_sample_medium());
         }
     
         // process UnPublish event.
@@ -666,9 +671,12 @@ int SrsRtmpConn::flash_publish(SrsSource* source)
 
         // reportable
         if (pithy_print.can_print()) {
+            kbps->sample();
             srs_trace("<- "SRS_LOG_ID_WEB_PUBLISH
-                " time=%"PRId64", okbps=%d, ikbps=%d", 
-                pithy_print.age(), kbps->get_send_kbps(), kbps->get_recv_kbps());
+                " time=%"PRId64", okbps=%d,%d,%d, ikbps=%d,%d,%d", 
+                pithy_print.age(),
+                kbps->get_send_kbps(), kbps->get_send_kbps_sample_high(), kbps->get_send_kbps_sample_medium(),
+                kbps->get_recv_kbps(), kbps->get_recv_kbps_sample_high(), kbps->get_recv_kbps_sample_medium());
         }
     
         // process UnPublish event.

@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR "0"
 #define VERSION_MINOR "9"
-#define VERSION_REVISION "96"
+#define VERSION_REVISION "97"
 #define RTMP_SIG_SRS_VERSION VERSION_MAJOR"."VERSION_MINOR"."VERSION_REVISION
 // server info.
 #define RTMP_SIG_SRS_KEY "srs"