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Unity byte array to image

By | 17.07.2020

Search Unity. Log in Create a Unity ID. Unity Forum. Forums Quick Links. Asset Store Spring Sale starts soon! Unite Now has started! Come level up your Unity skills and knowledge. How to load an image from a byte[]? Joined: Nov 9, Posts: I've been searching the internet and every time I get the answer of "Use Texture2d.

So I want to know, how can I load an image that's in a byte[] to a Texture? It's not a static image, the image will be coming from an ID3 tag. Joined: Oct 3, Posts: 7, I mean I don't know what to tell ya aside from Do note the format requirements in the documentation.

So make sure your byte array is for data in one of those formats. If you have a byte array of just colour information Well in that case it's a completely different thing.

You'd create a texture with the dimensions you need, and then set the pixels. Joined: Jan 21, Posts: 2, Those are older docs, the newer docs don't seem to include LoadImage. Perhaps LoadImage will be deprecated? Last edited: Jan 9, LiterallyJeffJan 9, Joined: Aug 3, Posts: 8, LiterallyJeff and lordofduct like this. Sorry, didn't notice the version number on those docs. I'm still in Unity Glad you figured it out. Just for future reference using the docs, you must make an instance to use the public functions listed.

The functions that do not require an instance are listed under Static Functions. If you're still not sure, check the example code or implementations on the interwebs. LiterallyJeffJan 10, You must log in or sign up to reply here. Show Ignored Content. Your name or email address: Password: Forgot your password?By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. Here's what I'm currently using. Some of the other techniques I've tried have been non-optimal because they changed the bit depth of the pixels bit vs.

Edit: To get the Image from a jpg or png file you should read the file into a byte array using File. ReadAllBytes :. This avoids problems related to Bitmap wanting its source stream to be kept open, and some suggested workarounds to that problem that result in the source file being kept locked. You can use File. ReadAllBytes method to read any file into byte array. To write byte array into file, just use File.

WriteAllBytes method. You can find more information and sample code here. If you don't reference the imageBytes to carry bytes in the stream, the method won't return anything. ToArray. To be convert the Byte array to Image. The code is given below. Learn more. How to convert image to byte array Ask Question. Asked 9 years, 6 months ago. Active 3 months ago. Viewed k times. Can anybody suggest how I can convert an image to a byte array and vice versa? I'm developing a WPF application and using a stream reader.

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unity byte array to image

Active Oldest Votes. Save ms,imageIn. RawFormat ; return ms. Pranay Rana Pranay Rana k 33 33 gold badges silver badges bronze badges.

unity byte array to image

Gifyou can use imageIn. Serpooshan Nov 26 '16 at The ImageConverter solution found below seems to avoid these errors.

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Might be better to use png, nowaday. On a side note: This might contain additional meta data you don't want to have ;- To get rid of the metadata you might want to create a new Bitmap and pass the Image to it like new Bitmap imageIn.Thank you for helping us improve the quality of Unity Documentation.

Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable. For some reason your suggested change could not be submitted. And thank you for taking the time to help us improve the quality of Unity Documentation. The returned byte array is the PNG "file". You can write them to disk to get the PNG file, send them over the network, etc.

This function works only on uncompressed, non-HDR texture formats. PNG data will not contain gamma correction or color profile information. Is something described here not working as you expect it to? It might be a Known Issue.

Please check with the Issue Tracker at issuetracker. Version: Language English. Scripting API. Suggest a change. Submission failed For some reason your suggested change could not be submitted. Parameters tex The texture to convert. Networking; using System. Collections; using System.

ReadPixels new Rect 0, 0, width, height0, 0 ; tex.Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.

For some reason your suggested change could not be submitted. And thank you for taking the time to help us improve the quality of Unity Documentation. This function fills texture pixel memory with raw data. This is mostly useful for loading compressed texture format data into a texture. Passed data should be of required size to fill the whole texture according to its width, height, data format and mipmapCount ; otherwise a UnityException is thrown.

Mipmaps are laid out in memory starting from largest, with smaller mip level data immediately following. For example, a 16x8 texture of RGBA32 format with no mipmaps can be filled with a byte array 16x8x4.

For runtime texture generation, it is also possible to directly write into texture data via GetRawTextureData that returns a Unity. This can be faster since it avoids a memory copy that LoadRawTextureData would do. Call Apply after setting image data to actually upload it to the GPU.

Is something described here not working as you expect it to? It might be a Known Issue. Please check with the Issue Tracker at issuetracker. Version: Language English. Scripting API. Suggest a change. Submission failed For some reason your suggested change could not be submitted.I'm creating a dynamic IAB panel that all IAB data come form server, image data receive as byte array that is png file and I set it into the Image UI but the problem is my image cropped in the Image control.

The code I'm using is:. It could be that your image size is different.

Unity 4.6: How to fit center byte array png in the Image UI?

LoadImage will replace the texture size with the size of the image from the data. Are they both the same? What's the image type set to in your image after you add your sprite? Having it set to tiled can cause your issue. I just added above code. How can I find what image type is? After a couple of days searching I found the solution is that I must set the TextureFormat inside the constructor of Texture2D class.

Attachments: Up to 2 attachments including images can be used with a maximum of To help users navigate the site we have posted a site navigation guide. Make sure to check out our Knowledge Base for commonly asked Unity questions. Answers Answers and Comments. Best way to change sprite in Image GUI 4. Lerp 0 Answers. Login Create account.

Ask a question. Create texture2D, new Rect 0, 0, texture2D. Best Answer.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. The dark mode beta is finally here.

Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. I am a starter of Unity developer, I have an image file saved in the device, the file path shown as follow:. But to load from a file, you can use Resources.

Load if it's inside a Resources folder, or WWW. LoadFromCacheOrDownload if it's not, but them it will have to be an asset bundle instead of an image, and to build an asset bundle you'll need Unity Pro. See examples here:.

unity byte array to image

So, to sum up you first load the image into a byte array and then you use the Texture2D class to load the bytes into a texture object. Learn more. How to access png image to byte array in Unity? Ask Question. Asked 5 years, 11 months ago.

How to load an image from a byte[]?

Active 5 years, 4 months ago. Viewed 10k times. Thank you very much! Steve Lai Steve Lai 1 1 gold badge 6 6 silver badges 16 16 bronze badges. Use it for If this is a file you include with the build, you should probably instead use the Resources class.

Active Oldest Votes. Thank you for helps! I have found the answer that absolutely what I need. Steve Lai. LoadImage byteArray ; renderer.

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unity byte array to image

Sign up using Facebook. Sign up using Email and Password.Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable. For some reason your suggested change could not be submitted.

And thank you for taking the time to help us improve the quality of Unity Documentation. This function replaces texture contents with new image data. After LoadImage, texture size and format might change. If the platform is not able to perform runtime compression then false will be returned. Texture will be uploaded to the GPU automatically; there's no need to call Apply. Is something described here not working as you expect it to?

It might be a Known Issue. Please check with the Issue Tracker at issuetracker. Version: Language English. Scripting API. Suggest a change. Submission failed For some reason your suggested change could not be submitted. Parameters data The byte array containing the image data to load.

Returns bool Returns true if the data can be loaded, false otherwise. LoadImage imageAsset. Publication Date:


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