react-native-vision-camera/package/example/ios/Frame Processor Plugins/Example Plugin/ExampleFrameProcessorPlugin.m
Marc Rousavy 07027d8010
fix: Rename getFrameProcessorPlugin to initFrameProcessorPlugin (#2038)
* fix: Rename `getFrameProcessorPlugin` to `initFrameProcessorPlugin`

* fix: Make nullable, add comments

* Format

* Update FrameProcessorPlugin.java

* Update FrameProcessorPlugin.h

* fix: Fix dead links

* Call super constructor

* Update ExampleFrameProcessorPlugin.java

* fix: Init calls
2023-10-19 11:19:47 +02:00

52 lines
1.4 KiB
Objective-C

//
// ExampleFrameProcessorPlugin.m
// VisionCameraExample
//
// Created by Marc Rousavy on 01.05.21.
//
#if __has_include(<VisionCamera/FrameProcessorPlugin.h>)
#import <Foundation/Foundation.h>
#import <VisionCamera/FrameProcessorPlugin.h>
#import <VisionCamera/FrameProcessorPluginRegistry.h>
#import <VisionCamera/Frame.h>
// Example for an Objective-C Frame Processor plugin
@interface ExampleFrameProcessorPlugin : FrameProcessorPlugin
@end
@implementation ExampleFrameProcessorPlugin
- (instancetype)initWithOptions:(NSDictionary* _Nullable)options
{
self = [super initWithOptions:options];
NSLog(@"ExampleFrameProcessorPlugin initialized with options: %@", options);
return self;
}
- (id)callback:(Frame *)frame withArguments:(NSDictionary *)arguments {
CVPixelBufferRef imageBuffer = CMSampleBufferGetImageBuffer(frame.buffer);
NSLog(@"ExamplePlugin: %zu x %zu Image. Logging %lu parameters:", CVPixelBufferGetWidth(imageBuffer), CVPixelBufferGetHeight(imageBuffer), (unsigned long)arguments.count);
for (id param in arguments) {
NSLog(@"ExamplePlugin: -> %@ (%@)", param == nil ? @"(nil)" : [param description], NSStringFromClass([param classForCoder]));
}
return @{
@"example_str": @"Test",
@"example_bool": @(YES),
@"example_double": @5.3,
@"example_array": @[
@"Hello",
@(YES),
@17.38
]
};
}
VISION_EXPORT_FRAME_PROCESSOR(ExampleFrameProcessorPlugin, example_plugin)
@end
#endif