增加音视频合成与分离

使用FFmpeg实现音视频合成、抽取音频、抽取视频

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

README.md

@@ -6,8 +6,11 @@ android端基于FFmpeg库在中的使用。<br>
 - #### 音频剪切、拼接
 - #### 音频混音
 - #### 音频转码
+- #### 音视频合成
+- #### 音频抽取
+- #### 视频抽取
 ***
 
-后续会加上音视频编解码、合成与分离，视频水印、截图、转Gif动图、剪切、转码。
+后续会加上音视频编解码，视频水印、截图、转Gif动图、剪切、转码。
 <br><br>
 

app/src/main/AndroidManifest.xml

@@ -21,13 +21,19 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
 
-        <activity android:name=".activity.AudioHandleActivity">
+        <activity android:name=".activity.MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
 
+        <activity android:name=".activity.AudioHandleActivity"/>
+
+        <activity android:name=".activity.MediaHandleActivity"/>
+
+        <activity android:name=".activity.VideoHandleActivity"/>
+
     </application>
 
 </manifest>

app/src/main/java/com/frank/ffmpeg/activity/MainActivity.java

@@ -0,0 +1,49 @@
+package com.frank.ffmpeg.activity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.view.View;
+import android.widget.Toast;
+
+import com.frank.ffmpeg.R;
+
+/**
+ * 使用ffmpeg进行音视频处理入口
+ * Created by frank on 2018/1/23.
+ */
+public class MainActivity extends AppCompatActivity implements View.OnClickListener{
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        initView();
+    }
+
+    private void initView() {
+        findViewById(R.id.btn_audio).setOnClickListener(this);
+        findViewById(R.id.btn_media).setOnClickListener(this);
+        findViewById(R.id.btn_video).setOnClickListener(this);
+    }
+
+    @Override
+    public void onClick(View v) {
+        switch (v.getId()){
+            case R.id.btn_audio://音频处理
+                startActivity(new Intent(MainActivity.this, AudioHandleActivity.class));
+                break;
+            case R.id.btn_media://音视频处理
+                startActivity(new Intent(MainActivity.this, MediaHandleActivity.class));
+                break;
+            case R.id.btn_video://视频处理
+                Toast.makeText(this, "暂时还没完善该功能...", Toast.LENGTH_LONG).show();
+//                startActivity(new Intent(MainActivity.this, VideoHandleActivity.class));
+                break;
+            default:
+                break;
+        }
+    }
+
+}

app/src/main/java/com/frank/ffmpeg/activity/MediaHandleActivity.java

@@ -0,0 +1,168 @@
+package com.frank.ffmpeg.activity;
+
+import android.annotation.SuppressLint;
+import android.media.MediaMetadataRetriever;
+import android.media.MediaPlayer;
+import android.os.Bundle;
+import android.os.Environment;
+import android.os.Handler;
+import android.os.Message;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
+import android.view.View;
+import android.widget.Toast;
+
+import com.frank.ffmpeg.FFmpegCmd;
+import com.frank.ffmpeg.R;
+import com.frank.ffmpeg.util.FFmpegUtil;
+
+import java.io.File;
+
+/**
+ * 使用ffmpeg进行音视频合成与分离
+ * Created by frank on 2018/1/23.
+ */
+public class MediaHandleActivity extends AppCompatActivity implements View.OnClickListener{
+
+    private final static String TAG = MediaHandleActivity.class.getSimpleName();
+    private static final String PATH = Environment.getExternalStorageDirectory().getPath();
+    private String srcFile = PATH + File.separator + "hello.mp4";
+    private String videoFile = PATH + File.separator + "flash-tree.mp4";//flash-tree.mp4
+    String temp = PATH + File.separator + "temp.mp4";
+    private boolean isMux;
+
+    @SuppressLint("HandlerLeak")
+    private Handler mHandler = new Handler(){
+        @Override
+        public void handleMessage(Message msg) {
+            super.handleMessage(msg);
+            if(msg.what == 100){
+                String audioFile = PATH + File.separator + "tiger.mp3";//tiger.mp3
+                String muxFile = PATH + File.separator + "media-mux.mp4";
+
+                try {
+                    //使用MediaPlayer获取视频时长
+                    MediaPlayer mediaPlayer = new MediaPlayer();
+                    mediaPlayer.setDataSource(videoFile);
+                    mediaPlayer.prepare();
+                    //单位为ms
+                    int videoDuration = mediaPlayer.getDuration()/1000;
+                    Log.i(TAG, "videoDuration=" + videoDuration);
+                    mediaPlayer.release();
+                    //使用MediaMetadataRetriever获取音频时长
+                    MediaMetadataRetriever mediaRetriever = new MediaMetadataRetriever();
+                    mediaRetriever.setDataSource(audioFile);
+                    //单位为ms
+                    String duration = mediaRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION);
+                    int audioDuration = (int)(Long.parseLong(duration)/1000);
+                    Log.i(TAG, "audioDuration=" + audioDuration);
+                    mediaRetriever.release();
+                    //如果视频时长比音频长，采用音频时长，否则用视频时长
+                    int mDuration = Math.min(audioDuration, videoDuration);
+                    //使用纯视频与音频进行合成
+                    String[] commandLine = FFmpegUtil.mediaMux(temp, audioFile, mDuration, muxFile);
+                    executeFFmpegCmd(commandLine);
+                    isMux = false;
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+    };
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_media_handle);
+
+        initView();
+    }
+
+    private void initView() {
+        findViewById(R.id.btn_mux).setOnClickListener(this);
+        findViewById(R.id.btn_extract_audio).setOnClickListener(this);
+        findViewById(R.id.btn_extract_video).setOnClickListener(this);
+    }
+
+    @Override
+    public void onClick(View v) {
+        int handleType;
+        switch (v.getId()){
+            case R.id.btn_mux:
+                handleType = 0;
+                break;
+            case R.id.btn_extract_audio:
+                handleType = 1;
+                break;
+            case R.id.btn_extract_video:
+                handleType = 2;
+                break;
+            default:
+                handleType = 0;
+                break;
+        }
+        doHandleMedia(handleType);
+    }
+
+    /**
+     * 调用ffmpeg处理音视频
+     * @param handleType handleType
+     */
+    private void doHandleMedia(int handleType){
+        String[] commandLine = null;
+        switch (handleType){
+            case 0://音视频合成
+                try {
+                    //视频文件有音频,先把纯视频文件抽取出来
+                    commandLine = FFmpegUtil.extractVideo(videoFile, temp);
+                    isMux = true;
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                break;
+            case 1://提取音频
+                String extractAudio = PATH + File.separator + "extractAudio.aac";
+                commandLine = FFmpegUtil.extractAudio(srcFile, extractAudio);
+                break;
+            case 2://提取视频
+                String extractVideo = PATH + File.separator + "extractVideo.mp4";
+                commandLine = FFmpegUtil.extractVideo(srcFile, extractVideo);
+                break;
+            default:
+                break;
+        }
+        executeFFmpegCmd(commandLine);
+    }
+
+    /**
+     * 执行ffmpeg命令行
+     * @param commandLine commandLine
+     */
+    private void executeFFmpegCmd(final String[] commandLine){
+        if(commandLine == null){
+            return;
+        }
+        FFmpegCmd.execute(commandLine, new FFmpegCmd.OnHandleListener() {
+            @Override
+            public void onBegin() {
+                Log.i(TAG, "handle media onBegin...");
+            }
+
+            @Override
+            public void onEnd(int result) {
+                Log.i(TAG, "handle media onEnd...");
+                if(isMux){
+                    mHandler.obtainMessage(100).sendToTarget();
+                }else {
+                    runOnUiThread(new Runnable() {
+                        @Override
+                        public void run() {
+                            Toast.makeText(MediaHandleActivity.this, "handle media finish...", Toast.LENGTH_SHORT).show();
+                        }
+                    });
+                }
+            }
+        });
+    }
+
+}

app/src/main/java/com/frank/ffmpeg/activity/VideoHandleActivity.java

@@ -0,0 +1,20 @@
+package com.frank.ffmpeg.activity;
+
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+
+import com.frank.ffmpeg.R;
+
+/**
+ * 使用ffmpeg进行视频处理
+ * Created by frank on 2018/1/23.
+ */
+public class VideoHandleActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_video_handle);
+    }
+
+}

app/src/main/java/com/frank/ffmpeg/util/FFmpegUtil.java

@@ -64,4 +64,46 @@ public class FFmpegUtil {
     //混音公式：value = sample1 + sample2 - (sample1 * sample2 / (pow(2, 16-1) - 1))
 
 
+    /**
+     * 使用ffmpeg命令行进行音视频合成
+     * @param videoFile 视频文件
+     * @param audioFile 音频文件
+     * @param duration 视频时长
+     * @param muxFile 目标文件
+     * @return 合成后的文件
+     */
+    @SuppressLint("DefaultLocale")
+    public static  String[] mediaMux(String videoFile, String audioFile, int duration, String muxFile){
+        //-t:时长  如果忽略音视频时长，则把"-t %d"去掉
+        String mixAudioCmd = "ffmpeg -i %s -i %s -t %d -acodec copy %s";
+        mixAudioCmd = String.format(mixAudioCmd, videoFile, audioFile, duration, muxFile);
+        return mixAudioCmd.split(" ");//以空格分割为字符串数组
+    }
+
+    /**
+     * 使用ffmpeg命令行进行抽取音频
+     * @param srcFile 原文件
+     * @param targetFile 目标文件
+     * @return 抽取后的音频文件
+     */
+    public static  String[] extractAudio(String srcFile, String targetFile){
+        //-vn:video not
+        String mixAudioCmd = "ffmpeg -i %s -acodec copy -vn %s";
+        mixAudioCmd = String.format(mixAudioCmd, srcFile, targetFile);
+        return mixAudioCmd.split(" ");//以空格分割为字符串数组
+    }
+
+    /**
+     * 使用ffmpeg命令行进行抽取视频
+     * @param srcFile 原文件
+     * @param targetFile 目标文件
+     * @return 抽取后的视频文件
+     */
+    public static  String[] extractVideo(String srcFile, String targetFile){
+        //-an audio not
+        String mixAudioCmd = "ffmpeg -i %s -vcodec copy -an %s";
+        mixAudioCmd = String.format(mixAudioCmd, srcFile, targetFile);
+        return mixAudioCmd.split(" ");//以空格分割为字符串数组
+    }
+
 }

app/src/main/res/drawable/btn.xml

@@ -4,6 +4,6 @@
     android:shape="rectangle" >
     <corners android:radius="10dp" /><!-- 圆角半径 -->
     <gradient
-        android:endColor="@color/orange"
+        android:endColor="@color/colorPrimary"
-        android:startColor="@color/orange" /><!-- 矩形的内部颜色，这里设置成白色，即空心 -->
+        android:startColor="@color/colorAccent" /><!-- 矩形的内部颜色，这里设置成白色，即空心 -->
 </shape>

app/src/main/res/layout/activity_main.xml

@@ -1,265 +1,32 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
+    android:layout_height="match_parent">
-    tools:context="com.frank.MainActivity">
+
-    <RelativeLayout
+    <Button
-        android:layout_width="match_parent"
+        android:id="@+id/btn_audio"
-        android:layout_height="match_parent"
-        android:gravity="center"
-        android:id="@+id/playerPlan">
-        <!--渲染层-->
-        <SurfaceView
-            android:layout_centerInParent="true"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:id="@+id/surfaceView"/>
-        <VideoView
-            android:id="@+id/videoPreview"
-            android:layout_centerInParent="true"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent" />
-        <ImageView
-            android:id="@+id/imgPreview"
-            android:scaleType="fitXY"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent" />
-        <com.ant.liao.GifView android:id="@+id/gifView"
-            android:layout_height="match_parent"
-            android:layout_width="match_parent"
-            android:enabled="false" />
-    </RelativeLayout>
-    <LinearLayout
-        android:padding="5dp"
-        android:id="@+id/timePlan"
-        android:orientation="horizontal"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-        <TextView
-            android:text="00:00"
-            android:id="@+id/currentTime_t"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-        <SeekBar
-            android:id="@+id/seekBar"
-            android:layout_weight="1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-            android:max="100"
+        android:layout_marginTop="120dp"
-            android:progress="0"
+        android:layout_centerHorizontal="true"
-            android:maxHeight="10dp"/>
+        android:text="@string/audio_handle"/>
-        <TextView
+
-            android:text="00:00"
-            android:id="@+id/totalTime_t"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-    </LinearLayout>
-    <LinearLayout
-        android:orientation="horizontal"
-        android:background="@color/trasnsWhite"
-        android:padding="4dp"
-        android:id="@+id/controlPlan"
-        android:layout_alignParentBottom="true"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-        <Button
-            android:textSize="10sp"
-            android:layout_margin="@dimen/item_margin_small"
-            android:background="@drawable/btn"
-            android:layout_width="70dp"
-            android:layout_height="30dp"
-            android:id="@+id/switchCameraBtn"
-            android:text="切换镜头"/>
-        <Button
-            android:text="选择图片"
-            android:layout_margin="@dimen/item_margin_small"
-            android:background="@drawable/btn"
-            android:id="@+id/imgBtn"
-            android:textSize="10sp"
-            android:layout_width="70dp"
-            android:layout_height="30dp" />
-        <Button
-            android:text="选择视频"
-            android:layout_margin="@dimen/item_margin_small"
-            android:background="@drawable/btn"
-            android:id="@+id/movBtn"
-            android:textSize="10sp"
-            android:layout_width="70dp"
-            android:layout_height="30dp" />
-        <Button
-            android:text="选择音乐"
-            android:layout_margin="@dimen/item_margin_small"
-            android:background="@drawable/btn"
-            android:id="@+id/musicBtn"
-            android:textSize="10sp"
-            android:layout_width="70dp"
-            android:layout_height="30dp" />
-        <Button
-            android:layout_margin="@dimen/item_margin_small"
-            android:background="@drawable/btn"
-            android:text="修改标题"
-            android:id="@+id/titleBtn"
-            android:textSize="10sp"
-            android:layout_width="70dp"
-            android:layout_height="30dp" />
-        <Button
-            android:layout_margin="@dimen/item_margin_small"
-            android:background="@drawable/btn"
-            android:text="合成视频"
-            android:id="@+id/makeBtn"
-            android:textSize="10sp"
-            android:layout_width="70dp"
-            android:layout_height="30dp" />
-        <Button
-            android:background="@drawable/btn"
-            android:layout_margin="@dimen/item_margin_small"
-            android:text="testBtn"
-            android:id="@+id/testBtn"
-            android:textSize="10sp"
-            android:layout_width="70dp"
-            android:layout_height="30dp"/>
-    </LinearLayout>
-    <Button
-        android:layout_margin="4dp"
-        android:background="@drawable/btn"
-        android:text="再来一发"
-        android:id="@+id/newBtn"
-        android:textSize="10sp"
-        android:layout_alignParentBottom="true"
-        android:layout_width="70dp"
-        android:layout_height="30dp" />
-    <FrameLayout
-        android:background="@drawable/btncircle"
-        android:id="@+id/recodePlan"
-        android:layout_width="60dp"
-        android:layout_height="60dp"
-        android:layout_margin="10dp"
-        android:layout_alignParentBottom="true"
-        android:layout_alignParentEnd="true">
     <Button
-            android:layout_gravity="center"
+        android:id="@+id/btn_media"
-            android:background="@drawable/btnpoint"
-            android:id="@+id/cameraBtn"
-            android:layout_width="40dp"
-            android:layout_height="40dp" />
-        <Button
-            android:layout_gravity="center"
-            android:background="@color/redBtn"
-            android:id="@+id/stopCameraBtn"
-            android:layout_width="30dp"
-            android:layout_height="30dp" />
-    </FrameLayout>
-    <LinearLayout
-        android:orientation="vertical"
-        android:id="@+id/titlePlan"
-        android:padding="4dp"
-        android:background="@drawable/whitebg"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="40dp"
-        android:layout_marginRight="40dp"
-        android:layout_centerVertical="true"
-        android:layout_centerHorizontal="true">
-        <TextView
-            android:text="输入视频信息，显示三秒片头字幕"
-            android:layout_gravity="center"
-            android:layout_margin="5dp"
-            android:textColor="@android:color/darker_gray"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-        <LinearLayout
-            android:orientation="horizontal"
-            android:padding="5dp"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content">
-            <TextView
-                android:text="标题："
-                android:layout_marginRight="5dp"
-                android:textColor="@android:color/darker_gray"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content" />
-            <EditText
-                android:text="测试视频abcdefg"
-                android:maxLines="1"
-                android:padding="5dp"
-                android:background="@color/gray"
-                android:id="@+id/title_t"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content" />
-        </LinearLayout>
-        <LinearLayout
-            android:orientation="horizontal"
-            android:padding="5dp"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content">
-            <TextView
-                android:text="作者："
-                android:layout_marginRight="5dp"
-                android:textColor="@android:color/darker_gray"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content" />
-            <EditText
-                android:maxLines="1"
-                android:text="qzd"
-                android:padding="5dp"
-                android:background="@color/gray"
-                android:id="@+id/author_t"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content" />
-        </LinearLayout>
-        <LinearLayout
-            android:orientation="horizontal"
-            android:padding="5dp"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content">
-            <TextView
-                android:text="描述："
-                android:layout_marginRight="5dp"
-                android:textColor="@android:color/darker_gray"
         android:layout_width="wrap_content"
-                android:layout_height="wrap_content" />
+        android:layout_height="wrap_content"
-            <EditText
+        android:text="@string/media_handle"
-                android:maxLines="1"
+        android:layout_marginTop="10dp"
-                android:text="没什么好说的"
+        android:layout_centerHorizontal="true"
-                android:padding="5dp"
+        android:layout_below="@+id/btn_audio"/>
-                android:background="@color/gray"
+
-                android:id="@+id/description_t"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content" />
-        </LinearLayout>
     <Button
-            android:text="就噶"
+        android:id="@+id/btn_video"
-            android:background="@drawable/btn"
-            android:layout_margin="5dp"
-            android:id="@+id/enter_Btn"
-            android:layout_width="match_parent"
-            android:layout_height="30dp" />
-        <TextView
-            android:text="做好事不留名，跳过！"
-            android:padding="5dp"
-            android:id="@+id/skip_t"
-            android:textColor="@android:color/darker_gray"
-            android:layout_gravity="center"
         android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
+        android:layout_height="wrap_content"
-    </LinearLayout>
+        android:text="@string/video_handle"
-    <!--缓冲图标-->
+        android:layout_marginTop="10dp"
-    <LinearLayout
+        android:layout_centerHorizontal="true"
-        android:id="@+id/bufferIcon"
+        android:layout_below="@+id/btn_media"/>
-        android:layout_centerInParent="true"
+
-        android:gravity="center"
-        android:orientation="vertical"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content">
-        <ProgressBar
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"/>
-        <TextView
-            android:id="@+id/infoText"
-            android:textColor="@android:color/white"
-            android:text="合成中，请等待。几分钟就压完了（吧）。"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-    </LinearLayout>
 </RelativeLayout>

app/src/main/res/layout/activity_media_handle.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="com.frank.ffmpeg.activity.MediaHandleActivity">
+
+        <Button
+            android:id="@+id/btn_mux"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerHorizontal="true"
+            android:layout_marginTop="120dp"
+            android:text="@string/media_mux"/>
+
+        <Button
+            android:id="@+id/btn_extract_audio"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/media_extra_audio"
+            android:layout_marginTop="10dp"
+            android:layout_centerHorizontal="true"
+            android:layout_below="@+id/btn_mux"/>
+
+        <Button
+            android:id="@+id/btn_extract_video"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/media_extract_video"
+            android:layout_marginTop="10dp"
+            android:layout_centerHorizontal="true"
+            android:layout_below="@+id/btn_extract_audio"/>
+
+</RelativeLayout>

app/src/main/res/layout/activity_splash.xml

@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:background="@android:color/white"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context="com.frank.splashActivity">
-    <TextView
-        android:gravity="center"
-        android:text="MAKE\nSOMETHING\nAND\nDON'T\nPANIC"
-        android:id="@+id/title_t"
-        android:textSize="40sp"
-        android:textColor="@color/orange"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_centerVertical="true"
-        android:layout_centerHorizontal="true" />
-    <TextView
-        android:text="VIDEO MAKER DEMO v0.11"
-        android:textSize="16sp"
-        android:textColor="@color/gray"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_alignParentBottom="true"
-        android:layout_centerHorizontal="true"/>
-</RelativeLayout>

app/src/main/res/layout/activity_video_handle.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="com.frank.ffmpeg.activity.VideoHandleActivity">
+
+</RelativeLayout>

app/src/main/res/values/strings.xml

@@ -4,4 +4,23 @@
     <string name="audio_cut">音频剪切</string>
     <string name="audio_concat">音频合并</string>
     <string name="audio_mix">音频混合</string>
+
+    <string name="audio_handle">音频处理</string>
+    <string name="media_handle">音视频处理</string>
+    <string name="video_handle">视频处理</string>
+
+    <string name="media_mux">音视频合成</string>
+    <string name="media_extra_audio">提取音频</string>
+    <string name="media_extract_video">提取视频</string>
+
+    <string name="video_cut">视频剪切</string>
+    <string name="video_concat">视频拼接</string>
+    <string name="video_text_mark">视频文字水印</string>
+    <string name="video_photo_mark">视频图片水印</string>
+    <string name="video_to_gif">视频转Gif</string>
+    <string name="video_transform">视频转码</string>
+    <string name="video_screen_shot">视频截图</string>
+    <string name="video_extract_frame">视频抽帧</string>
+    <string name="video_part_zoom">视频局部放大</string>
+
 </resources>