android拍照和上传的实现代码

importjava.io.ByteArrayOutputStream;  
importjava.io.File;  
importandroid.app.Activity;  
importandroid.content.Intent;  
importandroid.graphics.Bitmap;  
importandroid.net.Uri;  
importandroid.os.Bundle;  
importandroid.os.Environment;  
importandroid.provider.MediaStore;  
importandroid.view.View;  
importandroid.view.View.OnClickListener;  
importandroid.widget.Button;  
importandroid.widget.ImageView;  
publicclassPhotoActivityextendsActivity{  
   publicstaticfinalintNONE=0;  
   publicstaticfinalintPHOTOHRAPH=1;//拍照  
   publicstaticfinalintPHOTOZOOM=2;//缩放  
   publicstaticfinalintPHOTORESOULT=3;//结果  
   publicstaticfinalStringIMAGE_UNSPECIFIED="image/*";  
   ImageViewimageView=null;  
   Buttonbutton0=null;  
   Buttonbutton1=null;  
   @Override 
   publicvoidonCreate(BundlesavedInstanceState){  
       super.onCreate(savedInstanceState);  
       setContentView(R.layout.photo);  
       imageView=(ImageView)findViewById(R.id.imageID);  
       button0=(Button)findViewById(R.id.btn_01);  
       button1=(Button)findViewById(R.id.btn_02);  
       button0.setOnClickListener(newOnClickListener(){  
           @Override 
           publicvoidonClick(Viewv){  
               Intentintent=newIntent(Intent.ACTION_PICK,null);  
               intent.setDataAndType(  
                       MediaStore.Images.Media.EXTERNAL_CONTENT_URI,  
                       IMAGE_UNSPECIFIED);  
               startActivityForResult(intent,PHOTOZOOM);  
           }  
       });  
       button1.setOnClickListener(newOnClickListener(){  
           @Override 
           publicvoidonClick(Viewv){  
               Intentintent=newIntent(MediaStore.ACTION_IMAGE_CAPTURE);  
               intent.putExtra(MediaStore.EXTRA_OUTPUT,Uri.fromFile(newFile(  
                       Environment.getExternalStorageDirectory(),"temp.jpg")));  
               startActivityForResult(intent,PHOTOHRAPH);  
           }  
       });  
   }  
   @Override 
   protectedvoidonActivityResult(intrequestCode,intresultCode,Intentdata){  
       if(resultCode==NONE)  
           return;  
       //拍照  
       if(requestCode==PHOTOHRAPH){  
           //设置文件保存路径这里放在跟目录下  
           Filepicture=newFile(Environment.getExternalStorageDirectory()  
                   +"/temp.jpg");  
           startPhotoZoom(Uri.fromFile(picture));  
       }  
       if(data==null)  
           return;  
       //读取相册缩放图片  
       if(requestCode==PHOTOZOOM){  
           startPhotoZoom(data.getData());  
       }  
       //处理结果  
       if(requestCode==PHOTORESOULT){  
           Bundleextras=data.getExtras();  
           if(extras!=null){  
               Bitmapphoto=extras.getParcelable("data");  
               ByteArrayOutputStreamstream=newByteArrayOutputStream();  
               photo.compress(Bitmap.CompressFormat.JPEG,75,stream);//(0-  
                                                                       //100)压缩文件  
               imageView.setImageBitmap(photo);  
           }  
       }  
       super.onActivityResult(requestCode,resultCode,data);  
   }  
   publicvoidstartPhotoZoom(Uriuri){  
       Intentintent=newIntent("com.android.camera.action.CROP");  
       intent.setDataAndType(uri,IMAGE_UNSPECIFIED);  
       intent.putExtra("crop","true");  
       //aspectXaspectY是宽高的比例  
       intent.putExtra("aspectX",1);  
       intent.putExtra("aspectY",1);  
       //outputXoutputY是裁剪图片宽�?  
       intent.putExtra("outputX",64);  
       intent.putExtra("outputY",64);  
       intent.putExtra("return-data",true);  
       startActivityForResult(intent,PHOTORESOULT);  
   }  
}