There are a few that we recommend. LockMyPix guards your personal pictures with a hidden, encrypted, and protected photo and video vault. Replete with military-grade AES encryption, this app offers full authority over who has access to seeing your images. You have a variety of intuitive sign-in options for your vault. Some of these options utilize a PIN, face recognition, fingerprint, password, or pattern. These options all guarantee constant, robust surveillance over anyone who attempts to enter your vault.
Users can even utilize the Fake Vault setting to build a trick vault for even greater protection. This additional vault provides a separate PIN and limitless storage. Google Play. Vaulty is a top-rated and free Android app that conceals your pictures and extends a few other services as in-app purchases.
The app enables you to guard photos and videos in a vault that is only accessible using a PIN or password. As you can see, a lot of stuff including transformation options gets already defined in XML, so all you need to do to display an image is a one-liner:. Fresco provides an extended customization API, which, under circumstances, can be quite complex and requires the user to read the docs carefully yes, sometimes you need to RTFM.
Note that the following text reflects my personal opinion and should not be taken as a postulate. In case you missed that, the Github link for the demo project. I have just came from solving this problem on and I would like to share the complete code that can download, save to the sdcard and hide the filename and retrieve the images and finally it checks if the image is already there.
The url comes from the database so the filename can be uniquely easily using id. Why do you really need your own code to download it? How about just passing your URI to Download manager? I have a simple solution which is working perfectly.
The code is not mine, I found it on this link. Here are the steps to follow:. It needs a context, better to use the pass in the application context by getApplicationContext. This method can be dumped into your Activity class or other util classes. This private class need to be placed in your Activity class as a subclass. After the image is downloaded, in the onPostExecute method, it calls the saveImage method defined above to save the image.
The AsyncTask for downloading the image is defined, but we need to execute it in order to run that AsyncTask. To do so, write this line in your onCreate method in your Activity class, or in an onClick method of a button or other places you see fit.
IMO this solves the issue! If you want further steps such as load the image you can follow these extra steps:. After the image is downloaded, we need a way to load the image bitmap from the internal storage, so we can use it. This method takes two paramethers, a context and an image file name, without the full path, the context.
Now we have everything we needed for setting the image of an ImageView or any other Views that you like to use the image on. Droidman post is pretty comprehensive. Volley works good with small data of few kbytes. When I tried to use the 'BasicImageDownloader. I used Volley in another test app and that kept crashing because of leaks so I am worried about using Volley for the image downloader images can be few kB. I used Picasso and it worked well, there is small change probably an update on Picasso from what is posted above.
Below code worked for me:. As Google tells, for now, don't forget to add also readable on external storage in the manifest :. How are we doing? Please help us improve Stack Overflow. Take our short survey. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to download and save an image in Android Ask Question.
Asked 8 years, 8 months ago. Active 2 months ago. Viewed k times. How do you download and save an image from a given url in Android? Lance Roberts Droidman Droidman Add a comment. Active Oldest Votes. Edit as of Just displaying an image using Picasso is as simple as: Picasso. It uses its own ImageLoader that once initialized has a global instance which can be used to download images in a single line of code: ImageLoader. I have included examples for progressive JPEG's and animated images into the sample project.
Conclusion - "I have learned about the great stuff, what should I use now? If your app saves images or other files as a result of a user or an automated action and you don't need the images to be displayed often, use the Android DownloadManager. And here's the BasicImageDownloader. Bitmap; import android. BitmapFactory; import android. AsyncTask; import android. NonNull; import android. Log; import java. BufferedInputStream; import java. ByteArrayOutputStream; import java.
File; import java. What worked? Anything we can improve? Submit Cancel. We're sorry that didn't solve your issue. What could we have done to help you better? Thanks for your feedback! Community forums Have questions about your Wireless service? Explore our community forums for answers. Ask the community.
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