public static boolean insertMediaPic(Context context, String filePath, boolean isImg) {
        if (TextUtils.isEmpty(filePath)) return false;
        File file = new File(filePath);
        //判断android Q  (10 ) 版本
        if (isAdndroidQ()) {
            if (file == null || !file.exists()) {
                return false;
            } else {
                try {
                    if (isImg) {
                        MediaStore.Images.Media.insertImage(context.getContentResolver(), file.getAbsolutePath(), file.getName(), null);
                    } else {
                        ContentValues values = new ContentValues();
                        values.put(MediaStore.Video.Media.DATA, file.getAbsolutePath());
                        values.put(MediaStore.Video.Media.DISPLAY_NAME, file.getName());
                        values.put(MediaStore.Video.Media.MIME_TYPE, "video/*");
                        values.put(MediaStore.Video.Media.DATE_ADDED, System.currentTimeMillis() / 1000);
                        values.put(MediaStore.Video.Media.DATE_MODIFIED, System.currentTimeMillis() / 1000);
                        ContentResolver resolver = context.getContentResolver();
                        Uri uri = resolver.insert(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, values);
                    }
                    return true;
                } catch (Exception e) {
                    e.printStackTrace();
                    return false;
                }
            }
        } else {//老方法
            if (isImg) {
                ContentValues values = new ContentValues();
                values.put(MediaStore.Images.Media.DATA, file.getAbsolutePath());
                values.put(MediaStore.Images.Media.MIME_TYPE, "image/jpeg");
                values.put(MediaStore.Images.ImageColumns.DATE_TAKEN,                     System.currentTimeMillis() + "");
                context.getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
                context.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.parse("file://" + file.getAbsolutePath())));
            } else {
                ContentResolver localContentResolver = context.getContentResolver();
                ContentValues localContentValues = getVideoContentValues(new File(filePath), System.currentTimeMillis());
                Uri localUri = localContentResolver.insert(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, localContentValues);
                context.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, localUri));
            }
            return true;
        }

    }
    public static boolean isAdndroidQ() {
        return Build.VERSION.SDK_INT >= 29;
    }

    public static ContentValues getVideoContentValues(File paramFile, long paramLong) {
        ContentValues localContentValues = new ContentValues();
        localContentValues.put(MediaStore.Video.Media.TITLE, paramFile.getName());
        localContentValues.put(MediaStore.Video.Media.DISPLAY_NAME, paramFile.getName());
        localContentValues.put(MediaStore.Video.Media.MIME_TYPE, "video/mp4");
        localContentValues.put(MediaStore.Video.Media.DATE_TAKEN, Long.valueOf(paramLong));
        localContentValues.put(MediaStore.Video.Media.DATE_MODIFIED, Long.valueOf(paramLong));
        localContentValues.put(MediaStore.Video.Media.DATE_ADDED, Long.valueOf(paramLong));
        localContentValues.put(MediaStore.Video.Media.DATA, paramFile.getAbsolutePath());
        localContentValues.put(MediaStore.Video.Media.SIZE, Long.valueOf(paramFile.length()));
        return localContentValues;
    }

图片文件

insertMediaPic(mContext, fileTransfer.getFilePath(), true);

视频文件

insertMediaPic(mContext, fileTransfer.getFilePath(), false);

使用于：

下载文件或者传输文件 时 保存在内部文件夹中 且 需要在系统相册中显示的图片与视频