Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);//調(diào)用android自帶的照相機(jī)
photoUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
startActivityForResult(intent, 1);

Intent i = new Intent(Intent.ACTION_PICK,
android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);//調(diào)用android的圖庫(kù)
startActivityForResult(i, 2);

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
//完成照相后回調(diào)用此方法
super.onActivityResult(requestCode, resultCode, data);
case 1:
switch (resultCode) {
case Activity.RESULT_OK://照相完成點(diǎn)擊確定
String sdStatus = Environment.getExternalStorageState();
if (!sdStatus.equals(Environment.MEDIA_MOUNTED)) { // 檢測(cè)sd是否可用
Log.v("TestFile", "SD card is not avaiable/writeable right now.");
return; }
Bundle bundle = data.getExtras();
Bitmap bitmap = (Bitmap) bundle.get("data");// 獲取相機(jī)返回的數(shù)據(jù)，并轉(zhuǎn)換為Bitmap圖片格式
FileOutputStream b = null;
File file = new File("/sdcard/pk4fun/");
file.mkdirs();// 創(chuàng)建文件夾，名稱(chēng)為pk4fun // 照片的命名，目標(biāo)文件夾下，以當(dāng)前時(shí)間數(shù)字串為名稱(chēng)，即可確保每張照片名稱(chēng)不相同。網(wǎng)上流傳的其他Demo這里的照片名稱(chēng)都寫(xiě)死了，則會(huì)發(fā)生無(wú)論拍照多少?gòu)?，后一張總?huì)把前一張照片覆蓋。細(xì)心的同學(xué)還可以設(shè)置這個(gè)字符串，比如加上“ＩＭＧ”字樣等；然后就會(huì)發(fā)現(xiàn)sd卡中myimage這個(gè)文件夾下，會(huì)保存剛剛調(diào)用相機(jī)拍出來(lái)的照片，照片名稱(chēng)不會(huì)重復(fù)。
String str = null;
Date date = null;
SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmmss");// 獲取當(dāng)前時(shí)間，進(jìn)一步轉(zhuǎn)化為字符串
date = new Date(resultCode);
str = format.format(date);
String fileName = "/sdcard/myImage/" + str + ".jpg";
sendBroadcast(fileName);
try {
b = new FileOutputStream(fileName);
bitmap.compress(Bitmap.CompressFormat.JPEG, 100, b);// 把數(shù)據(jù)寫(xiě)入文件
} catch (FileNotFoundException e) {
e.printStackTrace();
} finally {
try {
b.flush();
b.close();
} catch (IOException e) {
e.printStackTrace();
}
} break;
case Activity.RESULT_CANCELED:// 取消
break;
}
break;
case 2:
switch (resultCode) {
case Activity.RESULT_OK: {
Uri uri = data.getData();
Cursor cursor = mActivity.getContentResolver().query(uri, null,
null, null, null);
cursor.moveToFirst();
String imgNo = cursor.getString(0); // 圖片編號(hào)
String imgPath = cursor.getString(1); // 圖片文件路徑
String imgSize = cursor.getString(2); // 圖片大小
String imgName = cursor.getString(3); // 圖片文件名
cursor.close();
// Options options = new BitmapFactory.Options();
// options.inJustDecodeBounds = false;
// options.inSampleSize = 10;
// Bitmap bitmap = BitmapFactory.decodeFile(imgPath, options);
}
break;
case Activity.RESULT_CANCELED:// 取消
break;
}
break;
}