获取本地视频缩略图和时长代码,Java代码库,德仔网

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【Java】获取本地视频缩略图和时长

作者: / 发布于2018/11/13/ 604

public List<VideoBean> getVideoList(Context context) {
        List<VideoBean> sysVideoList = new ArrayList<>();
 
        String[] thumbColumns = {MediaStore.Video.Thumbnails.DATA,
                MediaStore.Video.Thumbnails.VIDEO_ID};
 
        String[] mediaColumns = {MediaStore.Video.Media._ID,
                MediaStore.Video.Media.DATA, MediaStore.Video.Media.DURATION};
 
        Cursor cursor = context.getContentResolver().query(MediaStore.Video.Media
                        .EXTERNAL_CONTENT_URI,
                mediaColumns, null, null, null);
 
        if (cursor == null) {
            return sysVideoList;
        }
        if (cursor.moveToFirst()) {
            do {
                VideoBean info = new VideoBean();
                int id = cursor.getInt(cursor
                        .getColumnIndex(MediaStore.Video.Media._ID));
                Cursor thumbCursor = context.getContentResolver().query(
                        MediaStore.Video.Thumbnails.EXTERNAL_CONTENT_URI,
                        thumbColumns, MediaStore.Video.Thumbnails.VIDEO_ID
                                + "=" + id, null, null);
                if (thumbCursor.moveToFirst()) {
                    info.setThumbPath(thumbCursor.getString(thumbCursor
                            .getColumnIndex(MediaStore.Video.Thumbnails.DATA)));
                }
                info.setPath(cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Video.Media
                        .DATA)));
                info.setDuration(cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Video
                        .Media.DURATION)));
                sysVideoList.add(info);
            } while (cursor.moveToNext());
 
            if(cursor!=null){
                cursor.close();
            }
        }
        return sysVideoList;
    }




 //根据路径得到视频缩略图
    private Bitmap getVideoPhoto(String videoPath) {
 
        media.setDataSource(videoPath);
        Bitmap bitmap = media.getFrameAtTime();
        return bitmap;
    }
 
    //获取视频总时长
    private int getVideoDuration(String path){
        media.setDataSource(path);
        String duration = media.extractMetadata(MediaMetadataRetriever.METADATA_KEY_DURATION); //
        return Integer.parseInt(duration);
    }


public class VideoBean {
    String thumbPath;
    String path;
    int duration;
    Bitmap bitmap;
 
    public Bitmap getBitmap() {
        return bitmap;
    }
 
    public void setBitmap(Bitmap bitmap) {
        this.bitmap = bitmap;
    }
 
    public String getThumbPath() {
        return thumbPath;
    }
 
    public void setThumbPath(String thumbPath) {
        this.thumbPath = thumbPath;
    }
 
    public String getPath() {
        return path;
    }
 
    public void setPath(String path) {
        this.path = path;
    }
 
    public int getDuration() {
        return duration;
    }
 
    public void setDuration(int duration) {
        this.duration = duration;
    }
}

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