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Questions tagged [image-conversion]

Use this tag for questions about conversion from one image format to another. This is for still images only; for video, use the [video-conversion] tag.

This tag applies to any kind of conversion from one still image format to another. Video conversion questions should use .

362 questions
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Getting error after updating image in Sql server 2008 database

I am developing a winform application in VS 2010 C#. I have developed a form to insert and update the user details in this. My Update user form is as below image ![Update User Screen][1] https://i.stack.imgur.com/iZaAJ.png And coding to update is…
user2846044
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WP8 App crashes while trying to create instance of Writablebitmap in c# -Insufficient memory

I would like to do a Image conversion in image to byte array and byte to image in windows phone app. now,i tried to covert image to byte conversion,for that first i create an instance of writablebitmap class with argument as uielement…
Test Dev
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PHP resize image, convert to jpg, and display in browser

I have a form to upload a file:

And a PHP code to resize the uploaded file (image), convert it to JPG, and…
user2171842
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3 answers

php image resize and convert to jpg on upload

How to resize an image and convert to .jpg on upload? Basically something like the post here How do I resize and convert an uploaded image to a PNG using GD But i need to convert to JPG... I tried imagejpeg() instead of imagepng() but it still saves…
user2171842
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byte array to Base64String (image conversion)

I am converting an image to byte array on client side in my wp7 app and then sending it to a web service(server), the code is shown below---> client side private void SendImage(byte[] data, long UserID) { Uri uri = new Uri("some uri"); …
Ashok Damani
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Read WMF image from SQL Server

I am using a SqlDataReader and I am trying to read from a table I converted from an Access file, and is in SQL Server 2008. The datatype is now a varbinary(max). How do I convert this, so I can have it as System.Drawing.Image? It is a Windows…
James Black
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iOS : converting png image to 1 bit bmp images

My requirement is to convert a png file into 1 bit monochrome bitmap file. I have a UIImage object and I want to get the representation of it as a 1 bit monochrome bmp. 1) Is there any straightforward way to do this? I am ready to do this from…
Krishnabhadra
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convert an image from IPL_DEPTH_8U to IPL_DEPTH_32S

How can I convert an image from IPL_DEPTH_8U to IPL_DEPTH_32S? I need to use the watershed function and I have a marker image in IPL_DEPTH_8U. The problem is that the watershed function only accepts IPL_DEPTH_32S for markers. Thanks in advance,
user1931907
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Gaussian blur with image convolution

I've been trying to blur some text for a while now using the following code in PHP: $image = imagecreate(150,25); $background = ImageColorAllocate($image, 255, 255, 255); $foreground = ImageColorAllocate($image, 0, 0,…
Andreas Jarbol
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C# Converting a 1bit BMP to version 3.0

I currently have a C# project given to me that requires the converting any image to a 1bit Bitmap Image. So far so good. The code is working perfectly well. When the coverted file is sent to another colleague who needs it for a program that I can…
tripbrock
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Captured screen & conversion to Byte[] (image comparison methods)

I've red a few posts regarding image comparison, and I tried to save image captured from screen then store it in file system . I used conversion methods to convert captured image into byte[] for later use . Then when I want to compare it to second…
LoneXcoder
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image(png, jpeg) to dll converter

I need to convert my image file (.pnd, .jpeg etc) to dll file in order to put it in windows registry, kindly help if any one had tried this before.
NoNaMe
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Uncommon png file iOS display

In this post, i was wondering why my png files were badly displayed on retina displays. I finaly found that the problem came from the PNG file itself: when I open it and save it again with photoshop or something else, the problem disapear. As this…
Martin
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YcbCr image representation

I m new in image processing field. I have worked with bmp images but currently i have a problem at hand which needs image to be converted into YCbCr color space before further processing. I have read about YCbCr and conversion process but the…
jack43
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How to convert binary codes to black and white images

Is there any software(or online website) which can be used to convert binary codes to black and white images (eg: 0 as black and 1 as white). i googled it but i didnt find any softwares now i am thinking to make it myself; i have experience in c,vb…
Eka
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