本文实例讲述了Android编程调用系统自带的拍照功能返回JPG文件。分享给大家供大家参考,具体如下:package com.eboy.testcamera1;import java.io.File;import java.io.FileO
本文实例讲述了Android编程调用系统自带的拍照功能返回JPG文件。分享给大家供大家参考,具体如下:
package com.eboy.testcamera1;import java.io.File;import java.io.FileOutputStream;import android.app.Activity;import android.content.Intent;import android.graphics.Bitmap;import android.os.Bundle;import android.os.Environment;import android.provider.MediaStore;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;public class MainActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Button button = (Button) findViewById(R.id.button1); button.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); startActivityForResult(intent, 1); } }); } private void startCamera(View v) { Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); startActivityForResult(intent, 1); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { Bitmap bitmap = (Bitmap)data.getExtras().get("data"); File file = new File(Environment.getExternalStorageDirectory() + "/myImage/"); file.mkdirs(); String fileName = Environment.getExternalStorageDirectory() + "/myImage/" + System.currentTimeMillis() + ".jpg"; try { FileOutputStream b = new FileOutputStream(fileName); bitmap.compress(Bitmap.CompressFORMat.JPEG, 100, b); b.flush(); b.close(); Toast.makeText(getApplicationContext(), "照片已保存到:" + fileName, Toast.LENGTH_LONG).show(); } catch (Exception e) { e.printStackTrace(); } }}
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本文标题: Android编程调用系统自带的拍照功能并返回JPG文件示例【附demo源码下载】
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