Filters Camera

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Open-source app for iOS, Mac Catalyst, Android and Windows applying hardware-accelerated shaders in real-time to camera preview and saved photos. Comes with built-in desktop SKSL editor.

SKSL shaders demonstrate: film grain, cubic splines, various image adjustments, lens distortion effects, edge detection and much more.

Please star ⭐ if you like it!

• Applying shaders to camera preview in real-time
• Switch mirror preview
• Switch full-screen/fit preview
• Saving captured photo with shader effect
• Saving EXIF and injecting custom metadata
• Select camera and photo quality/format
• Edit shaders code in standalone window when running on desktop

Read the blog article 👈

Latest Changes

• New draw-style shaders: Print, Geisha
• Enabled shaders for Android due to performance gain: Poster, Cartoon
• Save geolocation to EXIF if permissions granted
• Save filter name to EXIF Software
• Now uses .NET 10 and updated nugets

Install

• AppStore

• Google Play

• Run on Windows and MacCatalyst compiling from source code

How To Use

• Tap anywhere on the screen to set current frame as preview
• Choose your real-time filter from previews in drawer menu!
• Open settings for more!

For Windows/Android users best with Photo Link app to instantly view your taken mobile photos!

Interaction:

• On-screen buttons: View Captured, Settings, Flash, Source, Capture Photo
• User drawer menu to select filters
• Tap anywhere on the screen to use current frame for drawer previews
• Zoom with fingers
• On desktop long pressing shader preview opens SKSL editor

On The Roadmap

• Rotate saved photo on iOS if taken while rotated even if rotation turned off for app
• Rotate previews in menu when phone is rotated to landscape
• Add selection indicator for previews, scroll to selected at startup
• Pass rendering scale as uniform for all shaders for full consistency between preview and large capture
• Localization and change language in settings

Optional To-Do

• Create presets (BW, For Kids etc..)
• Crop manual/presets
• Combine with lens shaders
• Shaders editor for mobile version
• ML Z-axis detection and apply smart bokeh

.NET MAUI Libs Stack

• SkiaSharp
• DrawnUi for .NET MAUI
• FastPopups for .NET MAUI

Contributing

Contributing to repository is very welcome. Many other nifty shaders could be added, the current UI is also not something fixed.

CI/CD documentation is in docs/github-actions-cicd.md.

Credits

• App Screenshots - created with Hotpot

Related

• Playing with shaders: ShadersCarousel

• Another SkiaCamera usage example: DrawnUI Demo

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Made with DrawnUI for .NET MAUI

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