Android Imageview Bitmap Not Displaying, Absolutely nothing is displayed. The BitmapFun sample app… How to display a bitmap image in Android imageview Asked 2 years, 10 months ago Modified 2 years, 10 months ago Viewed 1k times 0 Trying to display an image using ImageView but it's not being displayed. 0 or up it doesn't work. decodeFile(pathToPicture); In addition to the steps described in Caching Bitmaps , there are specific things you can do to facilitate garbage collection and bitmap reuse. The ImageSwitcher View provides a smoother transition when changing This method makes it easy to load a bitmap of arbitrarily large size into an ImageView that displays a 100x100 pixel thumbnail, as shown in the following example code: I want to display a captured image from a Camera Intent inside an ImageView. You can try adjusting the size of the image or using the ScaleType property to fit the image. setImageBitmap (bitmap); //display image we are working on in the ImageView Widget The ImageView class in Android can be used to display images, and a button can be incorporated to change the image displayed. I get random size (or perhaps its the actual size of the image). I am able to get the image to display in the app but found due to its high resolution the load time was slow. Setup the Bitmap so that the image could be Learn how to fix issues with bitmap errors while displaying images in Android Studio with detailed solutions and code examples. When I try to display it in a ImageView, it works on different Emulator versions but not on my Galaxy S I9000. I read few example and they says something src="@drawable\\image" but didn't understand this, also If you’re working with an Android application, this source code works as a way to load an image from a file: Bitmap bitmap = BitmapFactory. R. This view takes care of the loading and optimizing of the image, freeing you to focus on app-specific details like the layout and content. The ImageView class in Android can be used to display images, and a button can be incorporated to change the image displayed. 107 None of the answers here actually answer the question: From a Bitmap of any size displayed by an ImageView, find the actual dimensions of the displayed image as opposed to the dimensions of the supplied Bitmap. In this guide, we will take a look at how to use an ImageView, how to manipulate bitmaps, learn I filled a Bitmap object with the decode result and use ImageView. Try using a different photo to confirm if the issue is with the image itself. Jun 27, 2024 · For most cases, we recommend that you use the Glide library to fetch, decode, and display bitmaps in your app. findViewById(R. I <ImageView android:layout_width="match_parent" android:layout_height="match_parent" android:adjustViewBounds="true" android:scaleType="centerCrop" /> The key is in the match parent for width and height This is perfectly working with small image, but not with big image (3264 * 1952). ImageView class is used to display any kind of image resource in the android application either it can be android. In my app user can click an Image view and there will be an Alert Dialog prompt to choose to take the picture using camera or get the picture from file. I get an Bitmap from internal storage or from the internet. 3 it works well, but in Android 4. Step 4: Return the Bitmap Once the View has been drawn on the Canvas, you can return the resulting Bitmap: return bitmap; These are the basic steps to create a Bitmap from a View in Android. Setup a directory for the image captured (for startActivityForResult) b. I'm using Glide to download and display image, however, when I tried to resize the image, it does not do so. I have a byte array which contains an image fetched from the net. //display the processed image if you wish in the Activites ImageView GUI widget referred to as mImageView mImageView. // Set the Bitmap data to the ImageView imageView. Learn how to fix issues with images not showing in ImageView in Android Studio. Hi i have a string in Base64 format. The ImageSwitcher View provides a smoother transition when changing Have a look at the android documentation about "How to draw bitmaps" Also the code example called bitmap fun. If the size of the image exceeds the limit, it may cause the image to not be displayed properly on the ImageView control. You guessed it, so your <ImageView> 's id is x2. Dec 20, 2023 · In this section, we’ll cover advanced techniques for optimizing Bitmap-related tasks, ensuring that your app runs smoothly, even when dealing with large or numerous images. setImageBitmap(bitmap); } } } } The WeakReference to the ImageView ensures that the AsyncTask does not prevent the ImageView and anything it references from being garbage collected. p So in your case, the XML part is used to arrange your contents, including the <ImageView>. I am able to manually bind the image using setImageBitmap, however; if I use the databinding library to bind other controls, the image does not display. The Bitmap simply doesn't How do I save a bitmap in Android Gallery? Media. The differences are as follows: How do you use an image referenced by URL in an ImageView? And this is my code where I try to display an image loaded from gallery (image has just been created, so it does exist, it loads it - in debug mode I can see that myBitmap object is not a null) but it does not display anything. To access it to your Activity class, you give this <ImageView> an id. The ImageView class can load images from various sources (such as resources or content providers), takes care of computing its measurement from the image so that it can be used in any layout manager, and provides various display options such as scaling and tinting. – The third button save the bitmap as file, then insert the file to MediaStore by calling MediaStore. For information about using and downloading Glide, visit the Glide repository on GitHub. I am making an application in which i am getting an Mjpg Images from Live IP Camera in Android. addView(imageView); We convert our byte data into a Bitmap using Bitmap. setImageBitmap(someBitmap); Is it possible to retrieve the bitmap? I'm having trouble showing the bitmap image. I have tried android:scaleType="centerCrop" and yes it does place the character at the bottom right corner of the imageview as it appears in the bitmap png file. I want to show a picture but the picture is not showing. I am displaying an image in a RecyclerView whose source is is a bitmap taken from an MMS message. getDrawable(). I am able to get the camera to open and make a directory for the image, but when I pass the image through the intent and I was practicing around with the Camera API for which I did the following: a. Both ImageView and ImageButton are used to display an image, but they perform significantly different roles. The recommended strategy depends on which version(s) of Android you are targeting. Typically, images are displayed using the built-in image view. The foto I am using is also showing in android studio but not on my phone. In Android 2. I want to convert it ot a bitmap and then display it to an ImageView. png) to use it in my application? I'm attempting to write my first application and am having issues with using images. Below code try to resize bitmap but got same result blank imageview. Such that you can view it in Android Gallery App or Photos App. However, internally, the ImageView has-a Drawable but not a Bitmap and that is what setImageDrawable for. setImageBitmap to display the bitmap. Get expert tips and code examples for effective debugging. drawable. When I touch it (so, trying to put it in the ImageView), I have an error and my appplication crash. How can I display the Image Typically, images are displayed using the built-in image view. decodeFile(path,op); imageView. For most cases, we recommend that you use the Glide library to fetch, decode, and display bitmaps in your app. Options(); Bitmap bitmap = BitmapFactory. The problem is that the image is not displaying. The problem is that since when i get the Image in the form of ByteArray. -1 why my imageview is not updating in the for loop,only the image from last url is showing in the imageview not all the images,what i am doing wrong? A Bitmap is-a image, not hard to understand and we use setImageBitmap for that purpose. There’s no guarantee the ImageView is still around when the task finishes, so you must also check the reference in onPostExecute(). I originally tried to display the full image and then tried to use the bitmap way but nothing works. The following are the steps to add a drawable resource to the ImageView class. getInstrinsicWidth() and getIntrinsicHeight() will both return the original dimensions. The images that are working are relatively small and the ones not working are larger ( On click, my app gives choice between camera and gallery and that picture is then displayed in an ImageView. I am making a simple image processing app and can't seem to display the bitmap on imageView, i have added the block of code that takes the image and creates a bitmap, everything is syntactically co I'm attempting to write my first application and am having issues with using images. Glide abstracts out most of the complexity in handling these and other tasks related to working with bitmaps and other images on Android. Here is my 107 None of the answers here actually answer the question: From a Bitmap of any size displayed by an ImageView, find the actual dimensions of the displayed image as opposed to the dimensions of the supplied Bitmap. Given ImageView image = R. Jul 15, 2025 · Android Studio owns a wide range of drawable resources which are very common in the android application layout. Now we’ve looked at ImageView’s specific functions and properties, we need to examine the differences between ImageView and ImageButton, as this can create problems if you’re not familiar with them. Section 5: Displaying Bitmaps Now that readers have a solid grasp of Bitmaps and how to manipulate them, we’ll explore different ways to display these images in an Android app. I am lazily loading them on my UI activity (or i am trying to at least :D ) using Bitmapfactory, BitmapDrawable and setImageDrawable. Whether you’re dealing with local drawables, network images, or vector graphics, we’ve got you covered. id. Bitmap or android. Class Overview Displays an arbitrary image, such as an icon. imageView); image. (in your case it is done by setting the android:id=@+id/x2 attribute. graphics. If you use a ListView or a GridView the ImageView objects are getting recycled and the actual bitmap gets released to be cleaned up by the GC. Views and Drawable for displaying animated GIFs on Android - koral--/android-gif-drawable I'm trying to display an image in Android's ImageView , but for an unknown reason some images are not displayed. Options op= new BitmapFactory. setImageBitmap(bmp); // Get the Root View of the layout ViewGroup layout = (ViewGroup) findViewById(android. png or file///data/data/MYFOLDER/myimage. In my application the user selects a bitmap and then i use the following code: BitmapFactory. In this guide, we will take a look at how to use an ImageView, how to manipulate bitmaps, learn Build AI-powered Android apps with Gemini APIs and more. . Namely: Using ImageView. Learn how to troubleshoot and resolve issues with ImageView not displaying images in Android applications. Strange thing is I am using the same picture in an other part of my app and there everithing is working fine. A Bitmap is-a image, not hard to understand and we use setImageBitmap for that purpose. Here is my java code to display the image: imageView. Oct 14, 2024 · I have two bitmaps that I have placed the character at the bottom right corner of the bitmap. content); // Add the ImageView to the Layout layout. This is the code: ImageView user_image; Person person_object; @Override protected void on the main idea here is bitmap has dimensions different from the imageview, what we want here is simply to make the bitmap take the whole width of screen and take what height it need, so we need to 7 I am having problems with my xml file. How to get a Bitmap object from an Uri (if I succeed to store it in /data/data/MYFOLDER/myimage. insertImage (ContentResolver cr, Bitmap source, String title, String description), to MediaStore path. Nov 2, 2025 · In this blog, we’ll dissect the most common reasons why an Android ImageView might fail to display an image and provide actionable solutions to fix them. To set the image of this <ImageView>, you need to access it first. When you call setImageBitmap, internally, first the bitmap will be wrapped to BitmapDrawable, which IS-A Drawable, and then call setImageDrawable. Drawable (It is a general abstraction for anything that can be drawn in Android). The source image is kept in the drawable directory. You can now use this Bitmap for any purpose you need, such as saving it to a file, displaying it in an ImageView, or using it for any other purpose. decodeByteArray () and then set that to a newly created strong textI am trying to load a picture from the gallery and display it in an image view, PNG pictures are being displayed fine but the JPG images are not displaying at all and I have no idea why How to fit an image of random size to an ImageView? When: Initially ImageView dimensions are 250dp * 250dp The image's larger dimension should be scaled up/down to 250dp The image should keep its Image captured from camera not displaying in imageview android Asked 9 years, 1 month ago Modified 9 years, 1 month ago Viewed 2k times I have a bitmap in-memory (downloaded from a server application via a proprietary TCP/IP protocol stack) which I want to bind to an ImageView. I am looking for the way to assign image src to image view control. However, I see that upon changing container height of the imageview whose android:src equals the bitmap, the character in the bitmap does not appear at the bottom of the imageview. I Why is my bitmap not displaying in the ImageView? Asked 10 years, 11 months ago Modified 10 years, 11 months ago Viewed 3k times I am displaying an image in full screen mode,but whenever going to display large image then nothing display in the image view. You can find my xml below. 0n5kf7, mku5v, 5clmk, cum2b, lew86, 35qdv, jdx8zx, v2qnxp, uhjyj, flbhd,