android 照相相册

public static final int NONE = 0;
public static final int PHOTOHRAPH = 1;// 拍照
public static final int PHOTOZOOM = 2; // 缩放
public static final int PHOTORESULT = 3;// 结果
public static final String IMAGE_UNSPECIFIED = "image/*";
private static Uri photoUri;
/**
* 进入照相机
* @param activity
*/
public static void startCamera(Activity activity) {
Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);//"android.media.action.IMAGE_CAPTURE"
ContentValues values = new ContentValues();
photoUri = activity.getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
intent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, photoUri);
/**-----------------*/
activity.startActivityForResult(intent, PHOTOHRAPH);
}

/**
* 进入相册
* @param activity
*/
public static void startPhotoAlbum(Activity activity) {
Intent intent = new Intent(Intent.ACTION_PICK, null);
intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, IMAGE_UNSPECIFIED);
activity.startActivityForResult(intent, PHOTOZOOM);
}

/**
* 裁剪照片 跳系统的activity
* @param activity
* @param uri
*/
public static void startPhotoZoom(Activity activity, Uri uri) {
Intent intent = new Intent("com.android.camera.action.CROP");
intent.setDataAndType(uri, IMAGE_UNSPECIFIED);
intent.putExtra("crop", "true");
// aspectX aspectY 是宽高的比例
intent.putExtra("aspectX", 1);
intent.putExtra("aspectY", 1);
// outputX outputY 是裁剪图片宽高
intent.putExtra("outputX", 300); // 决定图片的像素
intent.putExtra("outputY", 300); // 决定图片的像素
intent.putExtra("return-data", true);
activity.startActivityForResult(intent, PHOTORESULT);
}

/**
* 相册||照相 结果返回处理
* @param activity
* @param requestCode
* @param resultCode
* @param data
* @return
*/
public static Object[] handleResultFromCameraOrPhotos(Activity activity ,int requestCode, int resultCode, Intent data) {
if (resultCode == NONE)
return null;
// 拍照
if (requestCode == PHOTOHRAPH) {
AppManager applicationContext = (AppManager)activity.getApplicationContext();
String name="temp"+applicationContext.setNum();
name="temp";
String path = Environment.getExternalStorageDirectory()+"/"+name+".jpg";
System.out.println(path);
File picture = new File(path);
photoUri = data.getData();
startPhotoZoom(activity,photoUri);
}

if (data == null)
return null;

// 读取相册缩放图片
if (requestCode == PHOTOZOOM) {
photoUri = data.getData();
startPhotoZoom(activity,data.getData());
}
// 处理结果
if (requestCode == PHOTORESULT) {
Bundle extras = data.getExtras();
if (extras != null) {
//photoUri = data.getData();
String picPath = null;
String[] pojo = {MediaStore.Images.Media.DATA};
Cursor cursor = activity.managedQuery(photoUri, pojo, null, null,null);
if(cursor != null )
{

int columnIndex = cursor.getColumnIndexOrThrow(pojo[0]);
cursor.moveToFirst();
picPath = cursor.getString(columnIndex);
//cursor.close();
}

Log.d("TAG", picPath +"");
Bitmap photo = extras.getParcelable("data");
ByteArrayOutputStream stream = new ByteArrayOutputStream();
photo.compress(Bitmap.CompressFormat.JPEG, 100, stream);// (0 - 100)压缩文件
Object[] hashMap = new Object[2];
hashMap[1] = photo;
hashMap[0] = picPath;
//photo.recycle();
return hashMap;
}
}
return null;

}