react-native-vision-camera/ios/Frame Processor/FrameProcessorPlugin.h

27 lines
910 B
Objective-C

//
// FrameProcessorPlugin.h
// VisionCamera
//
// Created by Marc Rousavy on 01.05.21.
// Copyright © 2021 mrousavy. All rights reserved.
//
#pragma once
#import <Foundation/Foundation.h>
#import "Frame.h"
/// The base class for a Frame Processor Plugin which can be called synchronously from a JS Frame Processor.
///
/// Subclass this class in a Swift or Objective-C class and override the `callback:withArguments:` method, and
/// implement your Frame Processing there.
///
/// Use `[FrameProcessorPluginRegistry addFrameProcessorPlugin:]` to register the Plugin to the VisionCamera Runtime.
@interface FrameProcessorPlugin : NSObject
/// The actual callback when calling this plugin. Any Frame Processing should be handled there.
/// Make sure your code is optimized, as this is a hot path.
- (id _Nullable) callback:(Frame* _Nonnull)frame withArguments:(NSDictionary* _Nullable)arguments;
@end