Get bitmap from imageview kotlin Activity; import android. . Apr 4, 2011 · public static Bitmap getBitmapFromView(View view) { //Define a bitmap with the same size as the view Bitmap returnedBitmap = Bitmap. convertDpToPixels(float) method here. gvsu. Im looking for a way to use bitmap as input to Glide. getBounds(Rect rect) method. Latest updates The idea was a one line way to get the bitmap given you had already defined an url. Now I want to convert it to URI so that I can store it in a file and then store it onto my server. Mar 31, 2021 · Well in data you are not getting bitmap you are doing it wrong don't expect data to return a bitmap it will return you a URI of that picture you selected you need to get the absolute path from that photo and then load the image from that given absolute path filePath = filesManager. Right-click on it and paste all the images into the drawable folder. setImageBitmap(bitmap) } Jan 19, 2023 · In this article, we will learn how to get the Bitmap from any UI View and Save it to Storage/Gallery. ARGB_8888); Jul 17, 2022 · import android. For example: Is it possible to implement this? Please help me. drawBitmap(myBitmap, 0, 0, null); //Draw everything else you want into the canvas Certainly imageView. buildDrawingCache(true); Bitmap bmp = imageView. getDrawingCache()); imageView. Check this out. drawable. Jun 18, 2019 · My onActivityResult is not working because getBitmap is deprecated. decodeResource(context. e. Feb 20, 2025 · bitmap: to add a bitmap for your image inside imageview. lateinit var imageIV: ImageView override fun onCreate (savedInstanceState: Bundle I know this question was asked a lot before but every time I try to retrieve the Bitmap from my ImageView it return null object . Bitmap; import android. You can check the code for DynamicUnitUtils. This is extremely useful if you are loading an image from the content resolver thingy (e. ImageView import android. That is, I need to get a bitmap that will contain pictures that are visible on the screen. widget. May 22, 2024 · Drawable drawable = getResources(). Subsequently, I use the tempUri Uri instance to get the actual path as it is on the device. File class MainActivity: AppCompatActivity {// on below line we are creating variable for image view. It is not possible to scale both the image and the ImageView so that image's one dimension would always be 250dp and the ImageView would have the same dimensions as the image. package edu. getDrawingCache(true); Jan 24, 2012 · as I understand you are trying to get the blocking rectangle like so: If you are trying to get the Rect after the ImageView is drawn in the layout then you can call the View. PNG, 100, byteArrayOutputStream); byte[] byteArray = byteArrayOutputStream . Copy the image which you want to add to your image view. Dec 20, 2023 · In this article, we will learn how to get the Bitmap from any UI View and Save it to Storage/Gallery. provider. getColumnIndex(YourContractClass. For Example, we have a LinearLayout containing some child views such as ImageView(s), Aug 28, 2019 · Assuming that your pathToPicture is correct, you can then add this bitmap image to an ImageView like this: ImageView imageView = (ImageView) getActivity(). ImageView import androidx. When I use imageView. Below is the code for the activity_main. v7. setImageBitmap(resource) } override fun onLoadCleared(placeholder: Drawable?) { // this is called when imageView is Dec 12, 2011 · In Android 5. createBitmap(view. bumptech. 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. imageView); Bitmap bitmap Feb 7, 2011 · //Create a new image bitmap and attach a brand new canvas to it Bitmap tempBitmap = Bitmap. setImageResource(R. getBitmap(this. findViewById(R. color. toBitmap() Mar 17, 2010 · In Android, an ImageView is a rectangle by default. JPEG, 100, stream); byte[] byteArray = stream. setImageBitmap(bitmap); } }); Feb 27, 2023 · ShapeableImageView. into(new Target() { @Override public void onBitmapLoaded (final Bitmap bitmap, Picasso. Step 1 − Create a new project in Android Studio, go to File? New Project and fill all required details to create a new project. load(url) . To create a Bitmap in Android, you can use the Bitmap. decodeByteArray to say ‘Invalid input. Apr 27, 2024 · Hey, thanks for the reply. Mar 18, 2010 · Coil is an image loading library for Android backed by Kotlin file from that link you can instantiate a url image view: Bitmap > { ImageView ivPreview = null May 21, 2013 · If none of these solutions are clearing an image you've already set (especially setImageResource(0) or setImageResources(android. Bitmap import android. toBitmap() or . 75MB rather than 12MB for the full image (assuming a bitmap configuration of ARGB_8888). Then I used Url object to get that image url. 0' Kotlin: Glide. drawable. COL_BLOB));" Aug 1, 2013 · 3D Hologram Video Projector (3) 3D smartphone (1) accessory (1) ACTION_GET_CONTENT (5) ACTION_OPEN_DOCUMENT (13) ACTION_OPEN_DOCUMENT_TREE (1) ActionBar (1) ActionBarCompat (7) AdMob SDK (1) AlarmManager (2) AlertDialog (1) AlertDialog. getDrawable() method to get the reference of the BitmapDrawable, and get the Bounds by invoke Drawable. LoadedFrom from) { /* Save the bitmap or do something with it here */ // Set it in the ImageView theView. support. decodeResource(getResources(), R. getContentResolver(),imageUri); Imageview my_img_view = (Imageview ) findViewById (R. Dec 31, 2016 · ImageView imageView = findViewById(R. Outputs from both the methods are similar but it is recommended to use the canvas API as the view drawing cache methods may not work in the future releases of Android. glide:glide:4. implementation 'com. yourimage. A bitmap is a digital image file format that stores graphical information in the form of a grid of pixels. On the documentation page, I cannot find the code for getting bitmap directly I need to show an image by using the file name only, not from the resource id. 0. Here's what I've tried: public class TestActivity extends Activity { private static Bitmap bitMap; /** Called when the activity is first created. decodeResource(getResources(),R. May 28, 2017 · This is a full solution (found in the Hackbook example from the Facebook SDK). 9. getDrawingCache()) view. getDrawable()). How to change app icon Android studio . CompressFormat. Jun 14, 2010 · METHOD 1: Either you can directly convert to bitmap like this. view. getResources(), R. camerademo; import android. For Example, we have a LinearLayout containing some child views such as ImageView(s), TextView Feb 3, 2017 · Bitmap bitmap = BitmapFactory. View; import android. DEFAULT); } Aug 28, 2019 · ImageView imageView = (ImageView) getActivity(). Nov 29, 2018 · I need to get a bitmap from a distant url (or from an imageview previously filled using glide as bitmap if it's easier) I need to put it in a Bitmap variable, not directly in an imageview (I use it to update a mediastyle notfiication) I tried to extract the drawable from the layout directly and turn it to a bitmap but I get a black square. setImageBitmap(BitmapFactory. Bundle import android. toByteArray(); return Base64. startActivityForResult(cameraIntent, CAMERA_PIC_REQUEST); and This example demonstrates how do I get a bitmap from Url in android app. example_drawable); Bitmap bitmap = drawableToBitmap(drawable); // Now you can use the bitmap object as needed imageView. Once the image is converted to Bitmap, it can be stored locally on the device. 2019. SuppressLint import android. It looks like you have to create a bitmap from the ImageView and check to see if it is null. ’ May 29, 2020 · I then want to use kotlin to fetch the . You can add this before the code where you are trying to get Bitmap out of the ImageView. Java JA Feb 2, 2023 · My task is to get from my FrameLayout - a bitmap. I have ImageView with a Bitmap, and the ScaleType is FitXY, when I get the Bitmap out of the Imageview: Bitmap currentBitmap = ((BitmapDrawable) context. It's for resizing purposes. load(artistImageUrl) . I tried : ImageView imageView = findViewById(R. getBitmap(); Or to obtain Bitmap from Uri, we can use the Glide library. ImageView; public class MyCameraActivity extends Activity May 4, 2025 · Kotlin KOTLIN is a cross platform, statically types, general purpose programming language with type inference. 4 (5) Android 5. Ask questions, find answers and collaborate at work with Stack Overflow for Teams. id. Nov 14, 2011 · I'm trying to inflate a layout and use that to set a bitmap on an image view. View import android. I'm trying to load the image corresponding to the string value selected from the list by generating a path string and using bitmap factory. Go to the MainActivity. setImageBitmap to set my image as background to ImageView. Currently I am using view. image to Bitmap ImageViewからBitmapを取得しようとして下記のコードを書いたのですが、ImageView imageView = (ImageView) findViewById(R. Now you have to pass that Uri in getBitmap() to get bitmap and use that bitmap. decode(imageString, Base64. xml file. NetworkOnMainThreadException. setImageBitmap(bitmap); Oct 23, 2021 · @Composable fun BitmapImage(bitmap: Bitmap) { Image( bitmap = bitmap. It will render the entire view as it is layed out (scaled,bordered with a background etc) to a new bitmap. My xml is: <FrameLayout android:id="@+id/ Aug 24, 2015 · This page covers Android load image from URL with Internet using BitmapFactory and ImageView. R. So you can invoke ImageView. val rect = Rect() view. 09. Jan 6, 2018 · So in order to get bitmap from ImageView (mImageViewFilter ) Bitmap bitmap = ((BitmapDrawable)image. I'm trying to get an image from an inputstream connected to my java program and save it to the internal stora Jun 25, 2019 · Use the latest version of Glide. just make sure it built. AppCompatActivity import java. RGB_565); Canvas tempCanvas = new Canvas(tempBitmap); //Draw the image bitmap into the cavas tempCanvas. Just capture the image from camera and display it in an ImageView. Each pixel can be set to a given color but exactly what color depends on the type of the pixel. load(imagePath) . content. To convert from bitmap to Base64 use this method. ACTION_IMAGE_CAPTURE); getParent(). Image image = imageProxy. setDrawingCacheEnabled(true); imageView. Here’s a method to calculate a sample size value that is a power of two based on a target (The answer was heavily modified after clarifications to the original question) After clarifications: This cannot be done in xml only. media. EXTERNAL_CONTENT_URI); startActivityForResult Jul 12, 2016 · I'm trying to get a png Bitmap from URL but the Bitmap is always NULL in with this code: private class DownloadImageTask extends AsyncTask<String, Void, Bitmap>; { ImageView bmImage; Jul 12, 2022 · Many times images are displayed within the ImageView using bitmap instead of drawable files. getBitmap(); Get the drawable resource directly by Resource ID. AppCompatActivity class MainActivity: AppCompatActivity {lateinit var May 15, 2017 · Now I want to set it to an imageview when activity is loading. Share multiple Aug 19, 2023 · First, make sure you have an ImageView in your layout XML file where you want to display the image: Next, in your Java or Kotlin activity or fragment, load the Jul 31, 2012 · ImageView imageView=findViewById(R. Drawable (It is a general abstraction for anything that can be drawn in Android). Actually, I solved it yesterday. decodeResource(getResources(), resourceId); StackBlurManager stackBlurManager = new StackBlurManager(bitmap); // process the image using a certain radius stackBlurManager. length) After that, you can set it into the image view. android:src) , but it doesn't set my image to ImageView's background (i. setImageBitmap(bitmap It will return the Bitmap . setDrawingCacheEn Oct 4, 2018 · While this code may solve the question, including an explanation of how and why this solves the problem would really help to improve the quality of your post, and probably result in more up-votes. CompressFormat. decodeByteArray(decodedByte, 0, decodedString. I have used following code, but getDrawable() For Kotlin: simply write this code to get the bitmap from an ImageView. ACTION_PICK); photoPickerIntent. Bitmap icon = BitmapFactory. For more detailed information and other related topics, check out our comprehensive guides: Typically, images are displayed using the built-in image view. setImageResource not imageView Jul 21, 2020 · This example demonstrates how to convert a Drawable to a Bitmap in Android using Kotlin. MediaStore. That's why you are given zero all the time. Config. getData(); Bitmap bitmap = MediaStore. Loading this into memory uses 0. mImageViewFilter. into(new Target() { @Override public void onBitmapLoaded(final Bitmap bitmap, Picasso. Such a large memory demand can immediately use up all the memory available to the app. img1); I have the image img1 in the Jul 31, 2012 · Get Bitmap from assets: imageView. getDrawable(context, drawableId). image); Bitmap bitmap = ((BitmapDrawable)imageView. masl. Latest updates Mar 30, 2016 · I use the camera intent to get the bitmap instead of choosing the file. I used it (found in Creating camera intent app using Kotlin on android - Displaying thumbnail). asBitmap() . through the bounds, you can compute the width and height of the Bitmap drawn in ImageView Jun 26, 2019 · I needed that code of Mike A in Java so I converted it. Builder (2) Alphabet (1) AMD (1) andproud (1) Android (Go Edition) (1) Android 4. modifier: to add padding to imageview: contentScale: to add scaling to our image to fit our image inside imageview: alpha: to add alpha to our imageview. png file and display it on imageview. The shape can be highly customizable. Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. decodeFile(currentPhotoPath). setDrawingCacheEnabled(false); I hear that android flag "blur" is no longer supported after API 14 , but I wanted to use Java methods anyway. setImageDrawable(your_drawable_file) We're using the decodeDrawable method to acquire a drawable, but we'll use the decodeBitmap function to get a bitmap from the specified source. In this guide, we will take a look at how to use an ImageView, how to manipulate bitmaps, learn about the different density folders and more. Picasso. The problem is that I have resou Picasso. 2. createBitmap method and specify the desired width, height, and color format: Bitmap bitmap = Bitmap. getBlob(cursor. Share Image of image view with intent in Kotlin. kt file and refer to the following code. YourImageName); I mean to say just change null value with getResources() If you use this code in any button or Image view click event just append getApplicationContext() before getResources(). But I don't know how to convert the returned file cache into bitmap. xml and add the below code to that file. Replace this code inside the newly created file and replace ic_action_back with your drawable file name. kt file. setImageBitmap() example. asImageBitmap() is an extensions on Bitmap that compose provides and it creates an ImageBitmap from the given Bitmap. colorFilter: to add colors to our imageview. public class MainActivity extends Activity { private ImageView imgView,bitmap; @Override protected void onCreate(Bundle savedInstanceState) { super and then get the bitmap from imageView. Note: This Android article covers in both Java and Kotlin languages. encodeToString(byteArray, Base64. You can first convert ImageProxy to Image in Java using . Create a new Drawable Resources. getDrawable(requireContext(), drawableId). toByteArray(); return byteArray; } I need to display a video thumbnail based to a URL into an ImageView view child of my ListView items, i have found this post but not worked. You need to set the size with RequestOptions in apply() and use a RequestListener to retrieve the bitmap. // Step 3: Compress image val bytes = ByteArrayOutputStream bitmap. The mthod asBitmap() needs to be called before load(). OnImageCapturedListener() { @Override public void onCaptureSuccess(ImageProxy image, int rotationDegrees) { Bitmap bitmap = rotateImage(toBitmap(image. imageView) Aug 17, 2012 · setImageBitmap(Bitmap bm) setImageResource(int resId) setImageURI(URI uri) ImageView, by the name, is used to display an image. BitmapFactory import android. The Palette class, found in android. Jul 20, 2020 · ACTION_SEND). with(this). imageView_coupon)の行でNullPointerExceptionが返ってきます。どこが間違っているのでしょうか？ どなたか分かる方がいれば教えていただきたいです。すみませんが、よろしくお願いし Jun 26, 2019 · But you can actually still use Bitmap instead of drawable if you need so: Image(bitmap = bitmap. process(progress*4 Jul 23, 2024 · That's it! You have now applied a tint to a bitmap in Kotlin using the ColorFilter class. appcompat. We demonstrated the application in Kotlin, so make sure you select Kotlin as the primary language while creating a New Project. This example demonstrates how do I convert Drawable to a Bitmap in Android. Result Code thumb_image. Bitmap bitmap = ((BitmapDrawable)image. setImageBitmap(bitmap); } @Override public void onPrepareLoad(Drawable placeHolderDrawable) {} @Override public void Aug 11, 2021 · I am able to set the image in imageView A bitmap you mean. getBitmap(); the returned is the original Image with the original Width/Height not the Scaled Size, how is it possible to get the Scaled Bitmap not the original one? May 10, 2010 · There is a great Kotlin extension function in Android KTX: I had one TextView in layout which I wanted to convert in Bitmap. Try Teams for free Explore Teams Hi I'm using Glide to load image from my drawable folder and all works fine, this is my code : Glide. private String convertBitmapToBase64(Bitmap bitmap) { ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); bitmap. buildDrawingCache(true); Bitmap bitmap = Bitmap. However, internally, the ImageView has-a Drawable but not a Bitmap and that is what setImageDrawable for. setImageBitmap(bitmap) } @Override public void onBitmapFailed(Drawable errorDrawable) { } @Override public void Jan 28, 2025 · ImageView class or android. Explore Teams Jan 12, 2019 · Starting off by saying I'm new to the Android language and I need help with something. blendMode: to add color effects to our imageview. android:background). ic_launcher); ByteArrayOutputStream stream = new I have a list of entries and some bitmap files in the res/drawable-mdpi directory. Jan 21, 2017 · Actually you have two questions in one 1) How do you loop throw android. Nov 20, 2019 · Here is the kotlin code: val decodedByte = Base64. decodeBitmap(your_source_file) The preceding use-case was to generate a source from a file path and decode it to Drawable or May 4, 2019 · I'm trying to get the color of a pixel from my imageView by hovering over it, but my application keeps crashing. LoadedFrom from){ /* Save the bitmap or do something with it here */ //Set it in the ImageView theView. DEFAULT) val bitmap = BitmapFactory. imageView. into(myImageView); I'm wondering if there is Feb 11, 2016 · In Android I have an ImageView which user can manipulate the position and zoom level in the UI. data!!) bindImage(ui. Feb 8, 2017 · A bitmap is a digital image composed of a matrix of dots. Here are the methods I tried but no use. Intent; import android. compress(Bitmap. app. getImage()), (float) rotationDegrees); ImageView takenImage Jan 3, 2024 · Loading a single bitmap into your user interface (UI) is straightforward, however things get more complicated if you need to load a larger set of images at once. Layout had one ImageView and one // Load a bitmap from the drawable folder Bitmap bMap = BitmapFactory. annotation. getDrawable(R. Believe I have to use Bitmap but am not familiar with it so your support is much appreciated. Sep 15, 2022 · imageView. createBitmap(imageView. getPath(data?. To work with internet we need a separate thread otherwise we will get android. A new file will be created inside the res/drawable folder. Uri imageUri = intent. setDrawingCacheEnabled(true); Bitmap bitamp = Bitmap. getHeight(),Bitmap. also { bitmap -> imageView. For this, I covert the View to a bitmap. The ShapeableImageView is an ImageView that draws the bitmap with the provided Shape. getDrawingCache(); there's your bitmap as the screen saw it. decodeResource (getResources (), R. Please tell better what you have. getBitmap(); And Oct 7, 2010 · (KOTLIN) So, as of April 7th, 2020 none of the above mentioned options worked, but here's what worked for me: If you want to store the bitmap in a val and set an imageView with it, use this: val bitmap = BitmapFactory. Feb 28, 2020 · I have stored the bitmap from the camera capture into the photo variable. asImageBitmap(), contentDescription = "some useful description", ) } I haven't tried it out myself, but recently came across the blog post when looking into displaying maps using Jetpack Compose. val bitmap = AppCompatResources. Try Teams for free Explore Teams If you are willing to use Android KTX for Kotlin you can use the extension method Drawable#toBitmap() to achieve the same effect as the other answers: val bitmap = AppCompatResources. load(R. Bitmap factory helps convert image to a Bitmap. Input file name. test_image Nov 23, 2022 · ImageView class is used to display any kind of image resource in the android application either it can be android. Dec 20, 2023 · Introduction: In the dynamic world of Android app development, understanding and effectively manipulating images are crucial skills for creating visually appealing and efficient applications. 3 (API level 9) and higher, loading a single photo into memory takes about 48MB of memory (4048*3036*4 bytes). getWidth(), myBitmap. Aug 14, 2013 · Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Ive tried using code from stackoverflow threads but most of them are old and outdat Jan 3, 2024 · For example, an image with resolution 2048x1536 that is decoded with an inSampleSize of 4 produces a bitmap of approximately 512x384. Oct 7, 2016 · Excellent answer bro :) Just one note: While retireving data byte[] image = cursor. KOTLIN is sponsored by JetBrains and Google through the Kotlin Foundation. setImageBitmap(bitmap); Sep 18, 2013 · I am using imageView. setImageBitmap(bitmap); } catch (IOException ex) { //ignored } You simply can use this Kotlin extension function where Jan 16, 2012 · You can get height and width of ImageView by using getWidth() and getHeight() through while this will not give you the exact width and height of the image, for getting the Image width height first you need to get the drawable as background then convert drawable to BitmapDrawable to get the image as Bitmap from that you can get the width and height like here Jan 29, 2011 · I've found this easy solution. USER_PLACE_HOLDER) Aug 5, 2021 · Step 3: Create an ImageView in the layout. java class as a hex value, 0xf2fs Get Bitmap attached to ImageView. 1. A bitmap is simply a rectangle of pixels. Navigate to app > res > drawable. io. 0 Lollipop, a class was added to help extract useful colors from a Bitmap. But it sets my image to ImageView's source (i. Bundle; import android. getDrawingCache() now get drawing cache is deprecated view. Then, I'm adding that imageview to a linear layout and displaying the linear layout. createBitmap(myBitmap. imageView); imageView. g. ImageView inherits the android. YourEntry. In many cases (such as with components like ListView, GridView or LruCache class (also available… Dec 16, 2017 · ADD this. Button; import android. Last update 03. The issue was that the type of image in the base64 string was TIFF, which caused BitmapFactory. TextView import androidx. Dec 10, 2014 · Make sure you are on the Lastest version. getWidth(), view. I am using Universal-Image-Loader and there is this functionality that access the file cache of the image from sd card. Though the app is running but the image is not getting saved in the gallery. decodeFile(pathToPicture)); Nov 11, 2014 · I want to get Bitmap from ImageView. getHitRect(rect) Dec 6, 2016 · I have two Views (Textview & ImageView) in the FrameLayout, I want to save the image with text. May 13, 2011 · Here's an example activity that will launch the camera app and then retrieve the image and display it. Jan 19, 2023 · In this article, we will learn how to get the Bitmap from any UI View and Save it to Storage/Gallery. first create a bitmap object from imageview and get the width and height from it. private void takePicture() { imageCapture. Nov 25, 2013 · taken from here:. Convert an Image from Firebase to Grayscale and Display it in ImageView. Moreover, ImageView is also used to control the size and movement of an image. Drawable d = new BitmapDrawable(getResources(), bitmap); Aug 25, 2021 · import android. Feb 14, 2022 · Externally, images can be loaded from websites. 0' Then take a global Bitmap variable and call like this- May 9, 2020 · I'm exploring CameraX API of android using Java and trying to build capture image use-case. decodeFile(pathToPicture)); As shown, the setImageBitmap method is another key to this solution. Add Glide to your project like this - implementation 'com. Media. setType("image/*"); May 7, 2025 · As you have already get the Uri. Images. toBitmap // your imageView here. setImageBitmap, it looks like as if I used imageView. Can Convert Bitmap to ByteArray: Bitmap bmp = BitmapFactory. getHeight(), Bitmap. Short extension for Kotlin. setImageResource is usually passed the reference R. The problem is I don't think my path is right because the bitmap is always null, even for the default image. I’m currently using this approach to let users choose an image from their image/photo gallery, which is where I get the file path. Jan 8, 2015 · int resourceId = getResources(). You could just use the imageView's image cache. Step 2: Working with the MainActivity. with(this) . drawable,(the reference for the picture), which is stored as an int, but displayed in the R. It has the advantage of not needing access to the file itself. takePicture(new ImageCapture. ImageView class or android. setImageBitmap(bitmap); Additional Resources. It has never failed for me and I have used it many times. ACTION_GET_CONTENT,MediaStore. imageView) if you have image in drawable folder then use. ivProfileImage, filePath, Constants. if your app is responding to a share-photo intent). In my Android - Kotlin application , I'm trying to get the bitmap out of an image to use it's colorPallete, here is the ImageView in my XML file: <ImageView android:id="@+id/ Feb 28, 2013 · After you display a Bitmap in a ImageView, The ImageView will create a BitmapDrawable object to draw it in ImageView's Canvas. The URL of the image present on the website is decoded and can be displayed using a bitmap factory. Is there any alternative code to achieve this? Here is the code that needs to be changed (any suggestions?): val bitmap = MediaSt Mar 1, 2022 · I am trying to save a taken image from the camera activity to the gallery so i made a function for it to do the same. cis. Nov 1, 2020 · Ask questions, find answers and collaborate at work with Stack Overflow for Teams. getImageUrl(); I get Message object from my database and image url is include in that Message object. What is bitmap conversion in Kotlin? Bitmap conversion in Kotlin refers to the process of converting an image or graphics file into a bitmap format. compress (Bitmap. KOTLIN is designed to interoperate fully with java but type inference allows its syntax to be more concise. Step by Step Implementation Jan 26, 2012 · I get no bitmap drawn. How do we load Image from Drawable folder with Compose? I was finding it mighty difficult to get the actual path and more often than not I would get the wrong path. Glide has a good image enhancement with scale. getIdentifier("imagename", "drawable", "mypackage"); // get bitmap from resource id Bitmap bitmap = BitmapFactory. as shown below in Kotlin: // Load JPG file into bitmap val f: File = myJPGFile val bitmap Dec 12, 2011 · In Android 5. Jun 30, 2019 · You can do this in a very simple way. How can I make it a rounded rectangle (clip off all 4 corners of my Bitmap to be rounded rectangles) in the ImageView? Feb 14, 2022 · Externally, images can be loaded from websites. ARGB_8888); //Bind a canvas to it Canvas canvas = new Canvas(returnedBitmap); //Get the view's background Drawable bgDrawable =view. To get the Bitmap from Imageview Drawable imgDrawable = imageview. In this article, we will take a look at How to Resize Bitmap in the android application to resize our image to be displayed within our ImageView. For Example, we have a LinearLayout… See full list on geeksforgeeks. JPEG, 100, bytes) // Step 4: Save image & get path of it val path = MediaStore. setBackgroundResource(R. My main problem is manipulating the bitmap from an Imageview drawable. Oct 17, 2018 · Having seen a large amount of issues with bitmaps incorrectly scaling when converted to a BitmapDrawable, the general way to convert should be:. AnyClass. getDrawable(); Bitmap bitmap = ((BitmapDrawable) imgDrawable). my_drawable); METHOD 2: You can even convert the resource into the drawable and from that you can get bitmap like this Feb 11, 2021 · I want to load a bitmap from URL and then use palette API to get some colors from that. MotionEvent import android. Try converting the image view to a bitmap drawable first then get the byteArray: ImageView imageView = (ImageView) findViewById(R. That is, I need to draw my recycler on the bitmap, but not the entire recycler, but only the part that is visible on the screen. profile_circle); Set the image on the ImageView then convert it into Bitmap (works for svg/VectorDrawable too) Sep 9, 2017 · I think maybe the next code can help you half way. Get the latest Stay in touch with the latest releases throughout the year, join our preview programs, and give us your feedback. 0 (9) Android Aug 7, 2015 · I don't know performance, but you can try this: First of all transform your bitmap as byte[] array: private byte[] bitmapToByte(Bitmap bitmap){ ByteArrayOutputStream stream = new ByteArrayOutputStream(); bitmap. Dec 27, 2017 · I'm using the Glide image library and trying to populate an ImageView on getViewAt method of new SimpleTarget<Bitmap>(512, 512) { @Override public void Jul 29, 2022 · If you do not find this template, try upgrading the Android Studio to the latest version. fun . So what am I not doing right? Then you can use the rotated image to set in your imageview through. asImageBitmap()) . buildDrawingCache(); Bitmap bmap = imageView. For Example, we have a LinearLayout containing some child views such as ImageView (s), TextView (s), and maybe some more UI Views. getBitmap(); Android Exmple to Convert Drawable to Bitmap . graphics, can extract the following colors: Jan 3, 2012 · In res/drawable folder,. transparent), check to make sure the current image isn't set as background using setBackgroundDrawable() or something similar. Bitmap myLogo = BitmapFactory. public void onClick(View v) { Intent intent = new Intent(Intent. getBackground(); if Jun 19, 2022 · Step 3: Adding images to the drawable folder. ImageView inherits the an Apr 22, 2015 · I am asking the user for the access to the gallery through the code as a listener here: Intent photoPickerIntent = new Intent(Intent. How would I get the bitmap from an imageview and manipulate it (will probably use gaussian blur) and set it back to the imageview? Mar 18, 2019 · Pass 0 for height or width to use the current view dimensions. my_drawable_image_name). graphics, can extract the following colors: Oct 4, 2010 · 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. Image pixels 2) How do you convert android. Message message=new Message(); String imageUrl=message. os. Bitmap or android. into(object : CustomTarget<Bitmap>(){ override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) { imageView. To counter that, once you have a Bitmap, I use that to get the URI from using the getImageUri(). github. setImageResource(0) works. Images. getBlob(1); here "1" refers to the order/index of column in the databasenote that the column "blob" is the second column, first-0 and second-1 . Here is the code for. getImage(); And then you can convert Image to Bitmap using upper function converted into Java My Best Function. Below is how I get the bean from the rest api and then get the URL out of it. createScaledBitmap (bMap, 150, 100, true); // Loads the resized Bitmap into an ImageView ImageView image = findViewById (R. setType ("image/*") // Step 2: Get Bitmap from your imageView val bitmap = imageView. 10. id. getBitmap(); OR. getHitRect(Rect) method which will give you the blocking Rect of the Drawable inside the image view. my_img_view); my_img_view. graphics. Aug 17, 2016 · The way you make reference to the image object is wrong. setImageBitmap(new Jun 27, 2024 · If the bitmap configuration used is ARGB_8888, the default for Android 2. my_image); // Resize the bitmap to 150x100 (width x height) Bitmap bMapScaled = Bitmap. Is it possible to get the zoomed image (changed image) from the ImageView instead of original one. View class which is the subclass of Kotlin. setImageBitmap(resource) } override fun onLoadCleared(placeholder: Drawable?) { // this is called when Apr 24, 2025 · A Bitmap is an image representation that consists of pixels with a specified width, height, and color format. Navigate to the app > res > layout > activity_main. Thus it would be much better if you create a contract class and do "byte[] image = cursor. Application of ImageView is also in applying tints to an image in order to reuse a drawable resource and create overlays on background images. This is production code and naturally tested. I am even not sure if its possible. But what is a image? A Bitmap is-a image, not hard to understand and we use setImageBitmap for that purpose. org Feb 21, 2024 · I’m a beginner in Kotlin and Android Studio and I would like to request for help to resolve this question: Download an image from the URL; Create Adapter module to receive bitmap; Show image through ImageView ob… Jan 19, 2023 · How to get the Bitmap from any UI View & Save? In this tutorial, we will learn how to get the Bitmap from any UI View and Save it to Storage/Gallery. setDrawingCacheEnabled(true); May 8, 2025 · I am using intent to launch camera: Intent cameraIntent = new Intent( android. We can also add a stroke/border to the image. val bmp:Bitmap = ImageDecoder. ImageView imgView = new ImageView(this); imgView. Color import android. contentDescription Aug 18, 2021 · I would like to have a code similar to that but in Kotlin. omkawenjmhmhnwbuhjgoaarcwhzhqroyggyxldadnaszizwovbmdnh