Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 28
+    defaultConfig {
+        applicationId "com.example.administrator.screencap"
+        minSdkVersion 21
+        targetSdkVersion 28
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'com.android.support:appcompat-v7:28.0.0-rc02'
+    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.2'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/example/administrator/screencap/ExampleInstrumentedTest.java

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+package com.example.administrator.screencap;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.example.administrator.screencap", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.administrator.screencap">
+
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.RECORD_AUDIO"/>
+    <uses-permission android:name="android.permission.INTERNET" />
+
+    <application
+        android:name=".RecordApplication"
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <service android:name="com.example.administrator.screencap.RecordService"></service>
+    </application>
+
+    <supports-screens
+        android:smallScreens="true"
+        android:normalScreens="true"
+        android:largeScreens="true"
+        android:resizeable="true"
+        android:anyDensity="true" />
+
+</manifest>

app/src/main/java/com/example/administrator/screencap/MainActivity.java

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+package com.example.administrator.screencap;
+
+import android.Manifest;
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.content.pm.PackageManager;
+import android.media.projection.MediaProjection;
+import android.media.projection.MediaProjectionManager;
+import android.os.IBinder;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.content.ContextCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.util.DisplayMetrics;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+
+
+public class MainActivity extends AppCompatActivity {
+  private static final int RECORD_REQUEST_CODE  = 101;
+  private static final int STORAGE_REQUEST_CODE = 102;
+  private static final int AUDIO_REQUEST_CODE   = 103;
+
+  private MediaProjectionManager projectionManager;
+  private MediaProjection mediaProjection;
+  private RecordService recordService;
+  private Button startBtn;
+
+  RecordApplication recordApplication;
+
+  @Override
+  protected void onCreate(Bundle savedInstanceState) {
+    super.onCreate(savedInstanceState);
+    projectionManager = (MediaProjectionManager) getSystemService(MEDIA_PROJECTION_SERVICE);
+    setContentView(R.layout.activity_main);
+
+//    recordApplication = RecordApplication.getInstance();
+//    recordApplication.onCreate();
+    startService(new Intent(this, RecordService.class));
+
+    startBtn = (Button) findViewById(R.id.screencap);
+//    startBtn.setEnabled(false);
+    startBtn.setOnClickListener(new View.OnClickListener() {
+      @Override
+      public void onClick(View v) {
+        recordService = new RecordService();
+        if (recordService.isRunning()) {
+          recordService.stopRecord();
+          startBtn.setText("开始录屏");
+          Toast.makeText(MainActivity.this,"视频录制完成，存放地址为\n"+ RecordService.getScreencapPath(),Toast.LENGTH_LONG).show();
+        } else {
+          Intent captureIntent = projectionManager.createScreenCaptureIntent();
+          startActivityForResult(captureIntent, RECORD_REQUEST_CODE);
+        }
+      }
+    });
+
+    if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.WRITE_EXTERNAL_STORAGE)
+        != PackageManager.PERMISSION_GRANTED) {
+      ActivityCompat.requestPermissions(this,
+          new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, STORAGE_REQUEST_CODE);
+    }
+
+    if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.RECORD_AUDIO)
+        != PackageManager.PERMISSION_GRANTED) {
+      ActivityCompat.requestPermissions(this,
+          new String[] {Manifest.permission.RECORD_AUDIO}, AUDIO_REQUEST_CODE);
+    }
+
+    Intent intent = new Intent(this, RecordService.class);
+    bindService(intent, connection, BIND_AUTO_CREATE);
+  }
+
+  @Override
+  protected void onDestroy() {
+    super.onDestroy();
+    unbindService(connection);
+  }
+
+  @Override
+  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+    if (requestCode == RECORD_REQUEST_CODE && resultCode == RESULT_OK) {
+      mediaProjection = projectionManager.getMediaProjection(resultCode, data);
+      recordService.setMediaProject(mediaProjection);
+      if(startBtn.getText().toString().equals("开始录屏")){
+        recordService.startRecord();
+        startBtn.setText("停止录屏");
+      }
+    }
+  }
+
+  @Override
+  public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+    super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+    if (requestCode == STORAGE_REQUEST_CODE || requestCode == AUDIO_REQUEST_CODE) {
+      if (grantResults[0] != PackageManager.PERMISSION_GRANTED) {
+        finish();
+      }
+    }
+  }
+
+  private ServiceConnection connection = new ServiceConnection() {
+    @Override
+    public void onServiceConnected(ComponentName className, IBinder service) {
+      DisplayMetrics metrics = new DisplayMetrics();
+      getWindowManager().getDefaultDisplay().getMetrics(metrics);
+      RecordService.RecordBinder binder = (RecordService.RecordBinder) service;
+      recordService = binder.getRecordService();
+      recordService.setConfig(metrics.widthPixels, metrics.heightPixels, metrics.densityDpi);
+      startBtn.setEnabled(true);
+      startBtn.setText(recordService.isRunning() ? "停止录屏" : "开始录屏");
+    }
+
+    @Override
+    public void onServiceDisconnected(ComponentName arg0) {}
+  };
+}

app/src/main/java/com/example/administrator/screencap/RecordApplication.java

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+package com.example.administrator.screencap;
+
+import android.app.Application;
+import android.content.Context;
+import android.content.Intent;
+
+
+public class RecordApplication extends Application {
+
+  private static RecordApplication application;
+
+  @Override
+  protected void attachBaseContext(Context base) {
+    super.attachBaseContext(base);
+    application = this;
+  }
+
+  @Override
+  public void onCreate() {
+    super.onCreate();
+    application = this;
+    // 启动 Marvel service
+    startService(new Intent(this, RecordService.class));
+  }
+
+  public static RecordApplication getInstance() {
+    return application;
+  }
+}