public static String get450File(String mStrPicPath) {
int angel = UtilImage.readPictureDegree(mStrPicPath);
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
Bitmap bmp = BitmapFactory.decodeFile(mStrPicPath, options);
bmp = null;
options.inJustDecodeBounds = false;
options.inPreferredConfig = Bitmap.Config.RGB_565;
options.inPurgeable = true;
options.inInputShareable = true;
int scale = 1;
if (options.outWidth > UtilFile.BITMAP_WIDTH_SHOW)
scale = (int) (options.outWidth / UtilFile.BITMAP_WIDTH_SHOW);
options.inSampleSize = scale;
bmp = BitmapFactory.decodeFile(mStrPicPath, options);
/** 把图片旋转为正的方向 */
bmp = UtilImage.rotaingImageView(angel, bmp);
String str_dir = UtilFile.getFolderPath(UtilFile.DIR_PHOTO_CACHE);
File dir = new File(str_dir);
File filepic = new File(dir, System.currentTimeMillis() + ".jpg");
try {
bmp.compress(CompressFormat.JPEG, 100, new FileOutputStream(filepic));
} catch (FileNotFoundException e) {
e.printStackTrace();
}
// 回收bitmap
recycleBitmap(bmp);
if (filepic != null) return filepic.toString();
return "";
}
public static String callCamera(Fragment activity) {
String imagePath = null;
String str_dir = UtilFile.getFolderPath(UtilFile.DIR_PHOTO_CACHE);
if (str_dir == null || "".equals(str_dir)) {
return imagePath;
}
File dir = new File(str_dir);
File filepic = new File(dir, System.currentTimeMillis() + ".png");
imagePath = filepic.getAbsolutePath(); // 缓存图片路径
callCamera(activity, imagePath);
return imagePath;
}
/**
* 根据从本地获取衣服图片的uri来保存图片 返回 路径
*
* @param uri
* @param context
* @return 注意判断返回值为null
*/
public static String saveImageForLocal(Uri uri, Context context) {
String imagePath = null;
ContentResolver cr = context.getContentResolver();
FileOutputStream os = null;
InputStream is = null;
File file_pic = null;
try { // 下面就是保存图片到缓存目录下面
is = cr.openInputStream(uri);
String str_dir = UtilFile.getFolderPath(UtilFile.DIR_CLOTH);
if (str_dir == null || "".equals(str_dir)) {
return imagePath;
}
String str_pic = System.currentTimeMillis() + ".png";
File dir = new File(str_dir);
file_pic = new File(dir, str_pic);
os = new FileOutputStream(file_pic);
byte[] data = new byte[1024];
int len;
while ((len = is.read(data, 0, 1024)) > 0) {
os.write(data, 0, len);
}
os.flush();
imagePath = file_pic.getAbsolutePath();
} catch (Exception e) {
if (file_pic != null) {
file_pic.deleteOnExit();
}
e.printStackTrace();
} finally {
try {
if (os != null) {
os.close();
}
if (is != null) {
is.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
return imagePath;
}
/**
* 裁剪图片 主页背景图
*
* @param context
* @return 注意判断返回值为null
*/
public static Intent getImageClipIntentForBg(
Context context, int scalex, int scaley, int outx, int outy) {
String dir = UtilFile.getFolderPath(UtilFile.DIR_PORTRAIT);
if (dir == null || "".equals(dir)) {
return null;
}
Intent intent = new Intent(Intent.ACTION_GET_CONTENT, null);
intent.setType("image/*");
intent.putExtra("crop", "true");
// Trim Scale
intent.putExtra("aspectX", scalex);
intent.putExtra("aspectY", scaley);
// Image Size
intent.putExtra("outputX", outx);
intent.putExtra("outputY", outy);
// intent.putExtra("return-data", true);
intent.putExtra("outputFormat", "JPEG");
intent.putExtra("output", Uri.fromFile(new File(dir + UtilFile.PORTRAIT)));
return intent;
}
/**
* 从缓存以及本地获得图片
*
* @param url
* @param dir
* @return
*/
private static Bitmap getBitmap(String url, String dir, int bmp_size) {
Bitmap bmp = null;
boolean isNext = true;
if (url != null && !url.equals("")) {
String fileName = url.substring(url.lastIndexOf("/") + 1);
// 1、从缓存看bitmap是否存在
SoftReference<Bitmap> softReference = null;
switch (bmp_size) {
case BMP_160:
softReference = imageCache_bmp_160.get(fileName);
break;
case BMP_450:
softReference = imageCache_bmp.get(fileName);
break;
}
if (softReference != null) {
bmp = softReference.get();
if (bmp != null && !bmp.isRecycled()) {
addCache(fileName, null, bmp, bmp_size);
isNext = false;
} else {
imageCache_bmp.remove(fileName);
}
}
// 2、从缓存中看文件路径是否存在
if (isNext) {
String filePath = null;
switch (bmp_size) {
case BMP_160:
filePath = imageCache_file_160.get(fileName);
break;
case BMP_450:
filePath = imageCache_file.get(fileName);
break;
}
if (filePath != null && !"".equals(filePath)) {
if (bmp_size == BMP_450 && dir.equals(UtilFile.DIR_CACHE)) { // 得到450的我的衣橱图片，因为原图都很大
// 需要缩放
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
bmp = BitmapFactory.decodeFile(filePath, options);
bmp = null;
options.inJustDecodeBounds = false;
options.inPreferredConfig = Bitmap.Config.RGB_565;
options.inPurgeable = true;
options.inInputShareable = true;
int scale = (int) (options.outWidth / UtilFile.BITMAP_WIDTH_SHOW);
options.inSampleSize = scale;
bmp = BitmapFactory.decodeFile(filePath, options);
} else {
bmp = BitmapFactory.decodeFile(filePath);
}
if (bmp != null) {
addCache(fileName, filePath, bmp, bmp_size);
isNext = false;
}
} else {
imageCache_file.remove(fileName);
}
}
// 3、判断文件名是否存在
if (isNext) {
String filePath = null;
switch (bmp_size) {
case BMP_160:
filePath = UtilFile.getFolderPath(dir) + "/" + fileName + UtilFile.IMG_BAK;
break;
case BMP_450:
filePath = UtilFile.getFolderPath(dir) + "/" + fileName;
break;
}
if (UtilFile.isFileExist(filePath)) {
if (bmp_size == BMP_450 && dir.equals(UtilFile.DIR_CACHE)) { // 得到450的我的衣橱图片，因为原图都很大
// 需要缩放
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
bmp = BitmapFactory.decodeFile(filePath, options);
bmp = null;
options.inJustDecodeBounds = false;
options.inPreferredConfig = Bitmap.Config.RGB_565;
options.inPurgeable = true;
options.inInputShareable = true;
int scale = (int) (options.outWidth / UtilFile.BITMAP_WIDTH_SHOW);
options.inSampleSize = scale;
bmp = BitmapFactory.decodeFile(filePath, options);
} else {
bmp = BitmapFactory.decodeFile(filePath);
}
if (bmp != null) {
addCache(fileName, filePath, bmp, bmp_size);
isNext = false;
} else {
UtilFile.deleteFile(filePath);
}
}
}
}
return bmp;
}