diff --git a/api/include/mk_events_objects.h b/api/include/mk_events_objects.h
index d28dbc62..5d1127a3 100644
--- a/api/include/mk_events_objects.h
+++ b/api/include/mk_events_objects.h
@@ -114,19 +114,24 @@ API_EXPORT int API_CALL mk_media_source_get_total_reader_count(const mk_media_so
 API_EXPORT int API_CALL mk_media_source_get_track_count(const mk_media_source ctx);
 // copy track reference by index from MediaSource, please use mk_track_unref to release it
 API_EXPORT mk_track API_CALL mk_media_source_get_track(const mk_media_source ctx, int index);
+// MediaSource::Track:loss
+API_EXPORT float API_CALL mk_media_source_get_track_loss(const mk_media_source ctx, const mk_track track);
 // MediaSource::broadcastMessage
 API_EXPORT int API_CALL mk_media_source_broadcast_msg(const mk_media_source ctx, const char *msg, size_t len);
 // MediaSource::getOriginUrl()
 API_EXPORT const char* API_CALL mk_media_source_get_origin_url(const mk_media_source ctx);
 // MediaSource::getOriginType()
 API_EXPORT int API_CALL mk_media_source_get_origin_type(const mk_media_source ctx);
+// MediaSource::getOriginTypeStr(), 使用后请用mk_free释放返回值
+API_EXPORT const char *API_CALL mk_media_source_get_origin_type_str(const mk_media_source ctx);
 // MediaSource::getCreateStamp()
 API_EXPORT uint64_t API_CALL mk_media_source_get_create_stamp(const mk_media_source ctx);
 // MediaSource::isRecording()  0:hls,1:MP4
 API_EXPORT int API_CALL mk_media_source_is_recording(const mk_media_source ctx, int type);
-
-
-
+// MediaSource::getBytesSpeed() 
+API_EXPORT int API_CALL mk_media_source_get_bytes_speed(const mk_media_source ctx);
+// MediaSource::getAliveSecond()
+API_EXPORT uint64_t API_CALL mk_media_source_get_alive_second(const mk_media_source ctx);
 /**
  * 直播源在ZLMediaKit中被称作为MediaSource，
  * 目前支持3种，分别是RtmpMediaSource、RtspMediaSource、HlsMediaSource
diff --git a/api/include/mk_track.h b/api/include/mk_track.h
index 430c3cfc..63d34b0f 100644
--- a/api/include/mk_track.h
+++ b/api/include/mk_track.h
@@ -73,6 +73,21 @@ API_EXPORT const char* API_CALL mk_track_codec_name(mk_track track);
  */
 API_EXPORT int API_CALL mk_track_bit_rate(mk_track track);
 
+/**
+ * 获取轨道是否已就绪，1: 已就绪，0：未就绪
+ */
+API_EXPORT int API_CALL mk_track_ready(mk_track track);
+
+/**
+ * 获取累计帧数
+ */
+API_EXPORT uint64_t API_CALL mk_track_frames(mk_track track);
+
+/**
+ * 获取时间，单位毫秒
+ */
+API_EXPORT uint64_t API_CALL mk_track_duration(mk_track track);
+
 /**
  * 监听frame输出事件
  * @param track track对象
@@ -114,6 +129,21 @@ API_EXPORT int API_CALL mk_track_video_height(mk_track track);
  */
 API_EXPORT int API_CALL mk_track_video_fps(mk_track track);
 
+/**
+ * 获取视频累计关键帧数
+ */
+API_EXPORT uint64_t API_CALL mk_track_video_key_frames(mk_track track);
+
+/**
+ * 获取视频GOP关键帧间隔
+ */
+API_EXPORT int API_CALL mk_track_video_gop_size(mk_track track);
+
+/**
+ * 获取视频累计关键帧间隔(毫秒)
+ */
+API_EXPORT int API_CALL mk_track_video_gop_interval_ms(mk_track track);
+
 /**
  * 获取音频采样率
  */
diff --git a/api/source/mk_events_objects.cpp b/api/source/mk_events_objects.cpp
index 3615bbcd..097e4201 100644
--- a/api/source/mk_events_objects.cpp
+++ b/api/source/mk_events_objects.cpp
@@ -218,6 +218,13 @@ API_EXPORT mk_track API_CALL mk_media_source_get_track(const mk_media_source ctx
     return (mk_track) new Track::Ptr(std::move(tracks[index]));
 }
 
+API_EXPORT float API_CALL mk_media_source_get_track_loss(const mk_media_source ctx, const mk_track track) {
+    assert(ctx);
+    MediaSource *src = (MediaSource *)ctx;
+    // rtp推流只有一个统计器，但是可能有多个track，如果短时间多次获取间隔丢包率，第二次会获取为-1
+    return src->getLossRate((*((Track::Ptr *)track))->getTrackType());
+}
+
 API_EXPORT int API_CALL mk_media_source_broadcast_msg(const mk_media_source ctx, const char *msg, size_t len) {
     assert(ctx && msg && len);
     MediaSource *src = (MediaSource *)ctx;
@@ -240,6 +247,12 @@ API_EXPORT  int API_CALL mk_media_source_get_origin_type(const mk_media_source c
     return static_cast<int>(src->getOriginType());
 }
 
+API_EXPORT const char* API_CALL mk_media_source_get_origin_type_str(const mk_media_source ctx) {
+    assert(ctx);
+    MediaSource *src = (MediaSource *)ctx;
+    return _strdup(getOriginTypeString(src->getOriginType()).c_str());
+}
+
 API_EXPORT uint64_t API_CALL mk_media_source_get_create_stamp(const mk_media_source ctx) {
     assert(ctx);
     MediaSource *src = (MediaSource *)ctx;
@@ -252,6 +265,19 @@ API_EXPORT int API_CALL mk_media_source_is_recording(const mk_media_source ctx,i
     return src->isRecording((Recorder::type)type);
 }
 
+API_EXPORT int API_CALL mk_media_source_get_bytes_speed(const mk_media_source ctx) {
+    assert(ctx);
+    MediaSource *src = (MediaSource *)ctx;
+    return src->getBytesSpeed();
+}
+
+API_EXPORT uint64_t API_CALL mk_media_source_get_alive_second(const mk_media_source ctx) {
+    assert(ctx);
+    MediaSource *src = (MediaSource *)ctx;
+    return src->getAliveSecond();
+}
+
+
 API_EXPORT int API_CALL mk_media_source_close(const mk_media_source ctx,int force){
     assert(ctx);
     MediaSource *src = (MediaSource *)ctx;
diff --git a/api/source/mk_track.cpp b/api/source/mk_track.cpp
index c409ef22..dbd94eb4 100644
--- a/api/source/mk_track.cpp
+++ b/api/source/mk_track.cpp
@@ -109,6 +109,21 @@ API_EXPORT int API_CALL mk_track_bit_rate(mk_track track) {
     return (*((Track::Ptr *) track))->getBitRate();
 }
 
+API_EXPORT int API_CALL mk_track_ready(mk_track track) {
+    assert(track);
+    return (*((Track::Ptr *)track))->ready();
+}
+
+API_EXPORT uint64_t API_CALL mk_track_frames(mk_track track) {
+    assert(track);
+    return (*((Track::Ptr *)track))->getFrames();
+}
+
+API_EXPORT uint64_t API_CALL mk_track_duration(mk_track track) {
+    assert(track);
+    return (*((Track::Ptr *)track))->getDuration();
+}
+
 API_EXPORT void *API_CALL mk_track_add_delegate(mk_track track, on_mk_frame_out cb, void *user_data) {
     return mk_track_add_delegate2(track, cb, user_data, nullptr);
 }
@@ -167,6 +182,36 @@ API_EXPORT int API_CALL mk_track_video_fps(mk_track track) {
     return 0;
 }
 
+API_EXPORT uint64_t API_CALL mk_track_video_key_frames(mk_track track) {
+    assert(track);
+    auto video = dynamic_pointer_cast<VideoTrack>((*((Track::Ptr *)track)));
+    if (video) {
+        return video->getVideoFps();
+    }
+    WarnL << "not video track";
+    return 0;
+}
+
+API_EXPORT int API_CALL mk_track_video_gop_size(mk_track track) {
+    assert(track);
+    auto video = dynamic_pointer_cast<VideoTrack>((*((Track::Ptr *)track)));
+    if (video) {
+        return video->getVideoGopSize();
+    }
+    WarnL << "not video track";
+    return 0;
+}
+
+API_EXPORT int API_CALL mk_track_video_gop_interval_ms(mk_track track) {
+    assert(track);
+    auto video = dynamic_pointer_cast<VideoTrack>((*((Track::Ptr *)track)));
+    if (video) {
+        return video->getVideoGopInterval();
+    }
+    WarnL << "not video track";
+    return 0;
+}
+
 API_EXPORT int API_CALL mk_track_audio_sample_rate(mk_track track) {
     assert(track);
     auto audio = dynamic_pointer_cast<AudioTrack>((*((Track::Ptr *) track)));