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Programmatically add filter for real time video for iphone

How to add filter effect for iphone camera, such as vi开发者_开发技巧deo blur or old 8mm effect?


It looks like the current method to do this involves capturing frames from the camera as images using AVCaptureSession, also see this technical Q&A from Apple. After starting an image stream, you'd have to modify the images before displaying them.

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