File newFile = CompressHelper.getDefault(this).compressToFile(oldFile);

    File newFile = new CompressHelper.Builder(this)
        .setMaxWidth(720)  // 默认最大宽度为720
        .setMaxHeight(960) // 默认最大高度为960
        .setQuality(80)    // 默认压缩质量为80
        .setFileName(yourFileName) // 设置你需要修改的文件名
        .setCompressFormat(CompressFormat.JPEG) // 设置默认压缩为jpg格式
        .setDestinationDirectoryPath(Environment.getExternalStoragePublicDirectory(
                Environment.DIRECTORY_PICTURES).getAbsolutePath())
        .build()
        .compressToFile(oldFile);

allprojects{
    repositories{
        mavenCentral()
    }
}
implementation 'io.openharmony.tpc.thirdlib:CompressHelper:1.0.3'

 Copyright 2017 nanchen(刘世麟)

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.