1.日志导出到文件

gb28181library/build.gradle

@@ -13,6 +13,11 @@ android {
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
 
+        // 指定ndk编译的平台
+        ndk {
+            abiFilters "armeabi-v7a", "arm64-v8a"
+        }
+
         externalNativeBuild {
             cmake {
                 cppFlags "-std=c++14"

gb28181library/src/main/cpp/gb28181_muxer.cpp

@@ -190,9 +190,9 @@ void *GB28181Muxer::startEncode(void *obj) {
             ret = avcodec_send_frame(gb28181Muxer->pCodecCtx, pFrame);
         }
         int64_t et2 = getCurrentTime();
-        LOGE("从队列取耗时：%lld（队列剩余帧：%d），送入FFmpeg耗时：%lld.", et1 - st, gb28181Muxer->vFrame_queue.size(), et2 - et1);
+        LOGE("fetch queue time：%lld（frame left：%d），in FFmpeg time：%lld.", et1 - st, gb28181Muxer->vFrame_queue.size(), et2 - et1);
         if (ret < 0) {
-            LOGE("送入FFmpeg错误：%d.", ret);
+            LOGE("send FFmpeg error：%d.", ret);
         }
     }
 }
@@ -231,7 +231,7 @@ void *GB28181Muxer::startMux(void *obj) {
         }
         int64_t et = getCurrentTime();
         if (ret >= 0)
-            LOGE("消费用时:%lld", et - st);
+            LOGE("mux one time:%lld", et - st);
     }
     if (gb28181Muxer->is_end) {
         gb28181Muxer->endMux();

gb28181library/src/main/java/com/autulin/gb28181library/DemoActivity.java

@@ -52,27 +52,12 @@ public class DemoActivity extends AppCompatActivity implements
 //                new Thread(runnable).start();
             }
         });
-    }
-
-    private Runnable runnable = new Runnable() {
-        @Override
-        public void run() {
-            try {
-                DatagramSocket socket = new DatagramSocket(8888);
-                InetAddress serverAddress = InetAddress.getByName("10.112.181.160");
-                String str = "hello";
-                DatagramPacket pkt = new DatagramPacket (str.getBytes() , str.getBytes().length , serverAddress , 8888);
-                socket.send(pkt);
-                socket.close();
-            } catch (SocketException e) {
-                e.printStackTrace();
-            } catch (UnknownHostException e) {
-                e.printStackTrace();
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
+        try {
+            Runtime.getRuntime().exec("logcat -f /sdcard/DCIM/pstest/log.txt");
+        } catch (IOException e) {
+            e.printStackTrace();
         }
-    };
+    }
 
     @Override
     public void onResume() {