java - 在android中将视频设置为SET WALLPAPER?
问题描述
我想将视频设置为墙纸,就像 ZEDGE 墙纸和其他墙纸应用程序在 Play 商店中所做的一样。以下是 ZEDGE 壁纸应用程序的屏幕截图,该应用程序将视频设置为 android 中的壁纸。
我将以下代码用于图像作为壁纸:
val intentt = Intent(Intent.ACTION_ATTACH_DATA)
.setDataAndType(uri, "image/*")
.putExtra("mimeType", "image/*")
.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
startActivityForResult(Intent.createChooser(intentt, getString(R.string.setas)), 1)
我该怎么做才能将视频设置为墙纸?
解决方案
您好,我找到了解决问题的方法:
在 Kotlin Android 中:
class VideoLiveWallpaperService : WallpaperService() {
override fun onCreateEngine(): WallpaperService.Engine {
return VideoEngine()
}
internal inner class VideoEngine : WallpaperService.Engine() {
private val TAG = javaClass.simpleName
private val mediaPlayer: MediaPlayer
init {
Log.i(TAG, "( VideoEngine )")
mediaPlayer = MediaPlayer.create(baseContext, R.raw.video1)
mediaPlayer.isLooping = true
}
override fun onSurfaceCreated(holder: SurfaceHolder) {
Log.i(TAG, "onSurfaceCreated")
mediaPlayer.setSurface(holder.surface)
mediaPlayer.start()
}
override fun onSurfaceDestroyed(holder: SurfaceHolder) {
Log.i(TAG, "( INativeWallpaperEngine ): onSurfaceDestroyed")
playheadTime = mediaPlayer.currentPosition
mediaPlayer.reset()
mediaPlayer.release()
}
}
companion object {
protected var playheadTime = 0
}
}
在 Java 中:
public class VideoWallpaperService extends WallpaperService
{
protected static int playheadTime = 0;
@Override
public Engine onCreateEngine()
{
return new VideoEngine();
}
class VideoEngine extends Engine
{
private final String TAG = getClass().getSimpleName();
private final MediaPlayer mediaPlayer;
public VideoEngine()
{
super();
Log.i( TAG, "( VideoEngine )");
mediaPlayer = MediaPlayer.create(getBaseContext(), R.raw.wallpapervideo);
mediaPlayer.setLooping(true);
}
@Override
public void onSurfaceCreated( SurfaceHolder holder )
{
Log.i( TAG, "onSurfaceCreated" );
mediaPlayer.setSurface(holder.getSurface());
mediaPlayer.start();
}
@Override
public void onSurfaceDestroyed( SurfaceHolder holder )
{
Log.i( TAG, "( INativeWallpaperEngine ): onSurfaceDestroyed" );
playheadTime = mediaPlayer.getCurrentPosition();
mediaPlayer.reset();
mediaPlayer.release();
}
}
}
在清单中:
<service android:name=".VideoLiveWallpaperService"
android:label="Video live wallpaper" android:permission="android.permission.BIND_WALLPAPER">
<intent-filter>
<action android:name="android.service.wallpaper.WallpaperService" />
</intent-filter>
<meta-data android:name="android.service.wallpaper"
android:resource="@xml/wallpaper" />
</service>
在 res/xml/wallpaper.xml 中:
<?xml version="1.0" encoding="utf-8"?>
<wallpaper xmlns:android="http://schemas.android.com/apk/res/android" />
推荐阅读
- javascript - 合并数组中的重复对象并添加其他属性
- java - 我可以在文件(Android)中传递空值吗
- javascript - 如何使 globalCompositeOperationSection 仅影响 save() 和 restore() 上下文?
- google-play-console - 允许第一次发布的版本代码 2?
- firebase - firebase 的 Blaze 计划中的同时连接
- javascript - Jquery 函数返回数据完全被忽略
- python - 为什么 BeautifulSoup4 中标签的兄弟姐妹可以是字符串?
- android - 尝试获取特定节点上可用但无法从 firebase 数据库中获取数据的数据
- python - 如何循环 python 命令一定次数?
- r - 使用 apply 计算跨多个数据帧的子量表和总分