增加播放时长、更新播放进度

增加播放时长、更新播放进度

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

@@ -1,8 +1,11 @@
 package com.frank.ffmpeg.activity;
 
+import android.annotation.SuppressLint;
 import android.media.MediaPlayer;
 import android.os.Environment;
 import android.os.Bundle;
+import android.os.Handler;
+import android.os.Message;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.Surface;
@@ -32,6 +35,22 @@ public class VideoPreviewActivity extends BaseActivity implements VideoPreviewBa
 
     private MediaPlayer mediaPlayer;
     private VideoPreviewBar videoPreviewBar;
+    private final static int TIME_UPDATE = 1000;
+    private final static int MSG_UPDATE = 1234;
+
+    @SuppressLint("HandlerLeak")
+    private Handler mHandler = new Handler() {
+        @Override
+        public void handleMessage(Message msg) {
+            super.handleMessage(msg);
+            if (msg.what == MSG_UPDATE) {
+                if (videoPreviewBar != null && mediaPlayer != null) {
+                    videoPreviewBar.updateProgress(mediaPlayer.getCurrentPosition());
+                }
+                mHandler.sendEmptyMessageDelayed(MSG_UPDATE, TIME_UPDATE);
+            }
+        }
+    };
 
     @Override
     int getLayoutId() {
@@ -80,6 +99,7 @@ public class VideoPreviewActivity extends BaseActivity implements VideoPreviewBa
             public void onPrepared(MediaPlayer mp) {
                 Log.e(TAG, "onPrepared...");
                 mediaPlayer.start();
+                mHandler.sendEmptyMessage(MSG_UPDATE);
             }
         });
     }
@@ -114,7 +134,7 @@ public class VideoPreviewActivity extends BaseActivity implements VideoPreviewBa
     public void onStopTracking(long progress) {
         if (mediaPlayer != null) {
             Log.e(TAG, "onStopTracking progress=" + progress);
-            mediaPlayer.seekTo((int) (progress / 1000));
+            mediaPlayer.seekTo((int) progress);
         }
     }
 

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

@@ -0,0 +1,35 @@
+package com.frank.ffmpeg.util;
+
+import android.content.Context;
+import android.util.DisplayMetrics;
+import android.view.WindowManager;
+
+public class ScreenUtil {
+
+    private static DisplayMetrics getDisplayMetrics(Context context) {
+        WindowManager windowManager = (WindowManager) context.getApplicationContext().getSystemService(Context.WINDOW_SERVICE);
+        if (windowManager == null) {
+            return null;
+        }
+        DisplayMetrics displayMetrics = new DisplayMetrics();
+        windowManager.getDefaultDisplay().getMetrics(displayMetrics);
+        return displayMetrics;
+    }
+
+    public static int getScreenWidth(Context context) {
+        if (context == null) {
+            return 0;
+        }
+        DisplayMetrics displayMetrics = getDisplayMetrics(context);
+        return displayMetrics != null ? displayMetrics.widthPixels : 0;
+    }
+
+    public static int getScreenHeight(Context context) {
+        if (context == null) {
+            return 0;
+        }
+        DisplayMetrics displayMetrics = getDisplayMetrics(context);
+        return displayMetrics != null ? displayMetrics.heightPixels : 0;
+    }
+
+}

app/src/main/java/com/frank/ffmpeg/view/VideoPreviewBar.java

@@ -11,9 +11,11 @@ import android.view.TextureView;
 import android.view.View;
 import android.widget.RelativeLayout;
 import android.widget.SeekBar;
+import android.widget.TextView;
 
 import com.frank.ffmpeg.R;
 import com.frank.ffmpeg.hardware.HardwareDecode;
+import com.frank.ffmpeg.util.TimeUtil;
 
 /**
  * 视频拖动实时预览的控件
@@ -30,10 +32,14 @@ public class VideoPreviewBar extends RelativeLayout implements HardwareDecode.On
 
     private HardwareDecode hardwareDecode;
 
-    private long duration;
+    private int duration;
 
     private PreviewBarCallback mPreviewBarCallback;
 
+    private TextView txtVideoProgress;
+
+    private TextView txtVideoDuration;
+
     public VideoPreviewBar(Context context) {
         super(context);
         initView(context);
@@ -48,6 +54,8 @@ public class VideoPreviewBar extends RelativeLayout implements HardwareDecode.On
         View view = LayoutInflater.from(context).inflate(R.layout.preview_video, this);
         previewBar = view.findViewById(R.id.preview_bar);
         texturePreView = view.findViewById(R.id.texture_preview);
+        txtVideoProgress = view.findViewById(R.id.txt_video_progress);
+        txtVideoDuration = view.findViewById(R.id.txt_video_duration);
         setListener();
     }
 
@@ -93,7 +101,8 @@ public class VideoPreviewBar extends RelativeLayout implements HardwareDecode.On
                 }
                 previewBar.setProgress(progress);
                 if (hardwareDecode != null && progress < duration) {
-                    hardwareDecode.seekTo(progress);
+                    // us to ms
+                    hardwareDecode.seekTo(progress * 1000);
                 }
             }
 
@@ -113,9 +122,17 @@ public class VideoPreviewBar extends RelativeLayout implements HardwareDecode.On
 
     @Override
     public void onData(long duration) {
+        //us to ms
+        final int durationMs = (int) (duration / 1000);
         Log.i(TAG, "duration=" + duration);
-        this.duration = duration;
+        this.duration = durationMs;
-        previewBar.setMax((int) duration);
+        post(new Runnable() {
+            @Override
+            public void run() {
+                previewBar.setMax(durationMs);
+                txtVideoDuration.setText(TimeUtil.getVideoTime(durationMs));
+            }
+        });
     }
 
     public void init(String videoPath, PreviewBarCallback previewBarCallback) {
@@ -123,6 +140,13 @@ public class VideoPreviewBar extends RelativeLayout implements HardwareDecode.On
         setPreviewCallback(videoPath, texturePreView);
     }
 
+    public void updateProgress(int progress) {
+        if (progress >= 0 && progress <= duration) {
+            txtVideoProgress.setText(TimeUtil.getVideoTime(progress));
+            previewBar.setProgress(progress);
+        }
+    }
+
     public void release() {
         if (hardwareDecode != null) {
             hardwareDecode.release();

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

@@ -2,21 +2,41 @@
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent" android:layout_height="match_parent">
 
+    <TextView
+        android:id="@+id/txt_video_progress"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="10dp"
+        android:layout_alignParentBottom="true"
+        android:layout_marginBottom="30dp"
+        android:layout_marginStart="20dp"
+        android:textColor="@color/colorPrimaryDark"/>
+
+    <TextView
+        android:id="@+id/txt_video_duration"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="10dp"
+        android:layout_alignParentBottom="true"
+        android:layout_marginBottom="30dp"
+        android:layout_alignParentEnd="true"
+        android:layout_marginEnd="20dp"
+        android:textColor="@color/colorPrimaryDark"/>
+
     <SeekBar
         android:id="@+id/preview_bar"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_marginStart="20dp"
+        android:layout_marginStart="10dp"
-        android:layout_marginEnd="20dp"
+        android:layout_marginEnd="10dp"
-        android:layout_marginBottom="40dp"
+        android:layout_above="@+id/txt_video_progress"/>
-        android:layout_alignParentBottom="true"/>
 
     <TextureView
         android:id="@+id/texture_preview"
         android:layout_width="80dp"
         android:layout_height="60dp"
         android:layout_above="@+id/preview_bar"
-        android:layout_marginBottom="20dp"
+        android:layout_marginBottom="10dp"
         android:layout_marginStart="10dp"
         android:layout_marginEnd="10dp" />