android 拍照和上传

package

com.droidstouch.takephoto;

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003

import

java.io.ByteArrayOutputStream;

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005

import

java.io.File;

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import

android.app.Activity;

007

import

android.content.Intent;

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import

android.graphics.Bitmap;

009

import

android.net.Uri;

010

import

android.os.Bundle;

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import

android.os.Environment;

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import

android.provider.MediaStore;

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import

android.view.View;

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import

android.view.View.OnClickListener;

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import

android.widget.Button;

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import

android.widget.ImageView;

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public

class

PhotoActivity

extends

Activity {

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public

static

final

int

NONE =

0

;

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public

static

final

int

PHOTOHRAPH =

1

;

// 拍照

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public

static

final

int

PHOTOZOOM =

2

;

// 缩放

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public

static

final

int

PHOTORESOULT =

3

;

// 结果

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027

public

static

final

String IMAGE_UNSPECIFIED =

"image/*"

;

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ImageView imageView =

null

;

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Button button0 =

null

;

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Button button1 =

null

;

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@Override

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public

void

onCreate(Bundle savedInstanceState) {

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super

.onCreate(savedInstanceState);

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setContentView(R.layout.photo);

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imageView = (ImageView) findViewById(R.id.imageID);

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button0 = (Button) findViewById(R.id.btn_01);

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button1 = (Button) findViewById(R.id.btn_02);

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button0.setOnClickListener(

new

OnClickListener() {

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@Override

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public

void

onClick(View v) {

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Intent intent =

new

Intent(Intent.ACTION_PICK,

null

);

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intent.setDataAndType(

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MediaStore.Images.Media.EXTERNAL_CONTENT_URI,

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IMAGE_UNSPECIFIED);

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startActivityForResult(intent, PHOTOZOOM);

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}

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});

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button1.setOnClickListener(

new

OnClickListener() {

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@Override

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public

void

onClick(View v) {

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Intent intent =

new

Intent(MediaStore.ACTION_IMAGE_CAPTURE);

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intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(

new

File(

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Environment.getExternalStorageDirectory(),

"temp.jpg"

)));

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startActivityForResult(intent, PHOTOHRAPH);

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}

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});

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}

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@Override

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protected

void

onActivityResult(

int

requestCode,

int

resultCode, Intent data) {

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if

(resultCode == NONE)

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return

;

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// 拍照

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if

(requestCode == PHOTOHRAPH) {

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// 设置文件保存路径这里放在跟目录下

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File picture =

new

File(Environment.getExternalStorageDirectory()

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+

"/temp.jpg"

);

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startPhotoZoom(Uri.fromFile(picture));

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}

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if

(data ==

null

)

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return

;

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// 读取相册缩放图片

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if

(requestCode == PHOTOZOOM) {

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startPhotoZoom(data.getData());

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}

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// 处理结果

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if

(requestCode == PHOTORESOULT) {

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Bundle extras = data.getExtras();

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if

(extras !=

null

) {

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Bitmap photo = extras.getParcelable(

"data"

);

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ByteArrayOutputStream stream =

new

ByteArrayOutputStream();

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photo.compress(Bitmap.CompressFormat.JPEG,

75

, stream);

// (0 -

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// 100)压缩文件

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imageView.setImageBitmap(photo);

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}

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}

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super

.onActivityResult(requestCode,resultCode, data);

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}

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public

void

startPhotoZoom(Uri uri) {

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Intent intent =

new

Intent(

"com.android.camera.action.CROP"

);

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intent.setDataAndType(uri, IMAGE_UNSPECIFIED);

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intent.putExtra(

"crop"

,

"true"

);

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// aspectX aspectY 是宽高的比例

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intent.putExtra(

"aspectX"

,

1

);

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intent.putExtra(

"aspectY"

,

1

);

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// outputX outputY 是裁剪图片宽�?

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intent.putExtra(

"outputX"

,

64

);

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intent.putExtra(

"outputY"

,

64

);

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intent.putExtra(

"return-data"

,

true

);

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startActivityForResult(intent, PHOTORESOULT);

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}

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}