Recent questions tagged bitmap

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bitmap - Vb.Net Check If Image Existing In Another Image

I Tried To Check If Part Of Image Existing In Another Image Explanation: full image: http://imageshack.us/photo/my- ... !!") End If Next Next See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

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bitmap - Android - set wallpaper to fit phone screen size

I am using a simplest code to set wallpaper: Bitmap bmap2 = BitmapFactory.decodeStream(getResources().openRawResource(R ... picture. Any ideas?? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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bitmap - Image over other image Android

How can i set image (semi-trasparent) over other image ? I need to create new bitmap and then save it. Thanks all. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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bitmap - Android SetPixels() Explanation and Example?

I am trying to set a region of pixels in a mutable bitmap a different color in my android app. Unfortunately ... not sure what the difference is See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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478 views

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bitmap - How to center text on android IconGenerator

I'm developing an app using lots of markers placed on the map, and I'm using a custom ... BitmapDescriptorFactory.fromBitmap(clusterIcon)); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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bitmap - Android: bitmapfactory.decodestream returns null

I have tried to get the bitmap image from the path of the image. But BitmapFactory.decodeStream returns null value ... did not get the solution. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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344 views

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bitmap - Android how to scale an image with BitmapFactory Options

I want to decode an image from the SD card with BitmapFactory.decodeFile(path, options). I also want images that ... to get that effect? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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493 views

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bitmap - Get All Installed Application icons in Android : java.lang.ClassCastException

There is a java.lang.ClassCastException when I am trying to get a installed applications icon. Here is my code. ... Hope anybody can help me. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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bitmap - CGContextDrawImage very slow on iPhone 4

I use CGBitmapContextRef for large alterable image. Than I draw one's parts in UIView.drawRect. That's work well ... 4 ? Any suggestions ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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780 views

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bitmap - How to capture preview image frames from Camera Application in Android Programming?

I am writing an app to capture the camera preview frames and convert it to bitmap in Android. Here is my ... convert the byte array to BitMap? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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bitmap - How to create a bmp file from byte[] in C#

I have a byte[] array received in TCP Client.The array contains a 24-bit RGB Bitmap file.How to create that bitmap ... could I do that in C#? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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487 views

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bitmap - Create image from view/screen in Android

Is it possible to create a bitmap image from a view or the screen in Android? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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571 views

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bitmap - Memory efficient image resize in Android

I am trying to reduce the size of images retrieved form the camera (so ~5-8 mega pixels) down to one ... load the entire original into memory? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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372 views

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bitmap - Load Large Image from server on Android

I am trying to display a jpg file from a server into an imageView. When I try to load a smaller image ( ... assume its "com.mycompany.myapp". See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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488 views

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bitmap - android programmatically blur imageview drawable

I want to programmatically blur and unblur images in Android. I hear that android flag "blur" is no longer ... process spelled out, thank you See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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725 views

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bitmap - data.getExtras().get("data") result of low resolution image in android

In my app I take a picture from camera and then I get that picture to do some image processing operations on same ... .getExtras().get("data"); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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760 views

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bitmap - What is the BMP format for Gray scale Images?

What is the BMP format for Gray scale Images (especially for 16 bit per pixel) ? The wikipedia just talks ... helped me understand the issue. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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bitmap - Use native HBitmap in C# while preserving alpha channel/transparency

Let's say I get a HBITMAP object/handle from a native Windows function. I can convert it to a managed ... bool DeleteObject(IntPtr hObject); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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399 views

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bitmap - Android image selected from gallery Orientation is always 0 : Exif TAG

When I pick an image from gallery to set it on my imageview in android application then I see that it comes ... . I dont know why. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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739 views

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bitmap - view.getDrawingCache() is deprecated in Android API 28

In android API 28 view.getDrawingCache() has been deprecated. Is there any newer solution to generate a Bitmap of a particular view in android. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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732 views

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bitmap - BufferedImage in Android

I've an app that takes a camera picture and saves on sdcard as jpeg. i want to distort the picture with a spherize ... "Distort/Sphere..."; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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664 views

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bitmap - Android ImageReader.acquireLatestImage returns invalid JPG

I am using Android ImageReader class to receive Bitmaps from MediaProjection.createVirtualDisplay method. My code so far ... calls. Any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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395 views

1 answer

bitmap - How to load large images in Android and avoiding the out of memory error?

I'm working on an app that uses large images (1390? ?870 : 150kb - 50kb). I'm adding images as I ... ; } productLayers.addView(productIV); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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793 views

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bitmap - Android - Reduce image file size

I have an URI image file, and I want to reduce its size to upload it. Initial image file size depends from ... 2 methods or only one? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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683 views

1 answer

bitmap - Captured Photo orientation is changing in android

I'am opening camera app on click of a button. And displaying the captured photo in next activity. But the ... (), CaptureActivity.bmp)); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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615 views

1 answer

bitmap - Getting a DrawingContext for a wpf WriteableBitmap

Is there a way to get a DrawingContext (or something similar) for a WriteableBitmap? I.e. something to ... manipulate the raw pixels directly. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

1 answer

bitmap - How to make an image fit into a circular frame in android

I have a ListView in which there is an ImageView, the image in the ImageView gets loaded dynamically after its ... sample pic of what I want See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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