react-native-vision-camera/ios/Frame Processor/FrameProcessor.mm
Marc Rousavy 03b57a7d27
feat: Use clang-format to keep the C++ codebase clean (#1741)
* Use clang-format

* Create .clang-format

* Update .clang-format

* Update .clang-format

* Update .clang-format

* Only search in cpp dirs

* Update clang-format.sh

* Update .clang-format

* Update .clang-format

* Update .clang-format

* Format C++ code!

* Use version 16

* Update clang-format.sh

* Remove Shaders.ts

* fix: Lint Swift
2023-09-01 12:58:32 +02:00

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//
// FrameProcessor.mm
// VisionCamera
//
// Created by Marc Rousavy on 13.07.23.
// Copyright © 2023 mrousavy. All rights reserved.
//
#import "FrameProcessor.h"
#import <Foundation/Foundation.h>
#import "FrameHostObject.h"
#import "WKTJsiWorklet.h"
#import <jsi/jsi.h>
#import <memory>
using namespace facebook;
@implementation FrameProcessor {
std::shared_ptr<RNWorklet::JsiWorkletContext> _workletContext;
std::shared_ptr<RNWorklet::WorkletInvoker> _workletInvoker;
}
- (instancetype)initWithWorklet:(std::shared_ptr<RNWorklet::JsiWorklet>)worklet
context:(std::shared_ptr<RNWorklet::JsiWorkletContext>)context {
if (self = [super init]) {
_workletInvoker = std::make_shared<RNWorklet::WorkletInvoker>(worklet);
_workletContext = context;
}
return self;
}
- (void)callWithFrameHostObject:(std::shared_ptr<FrameHostObject>)frameHostObject {
// Call the Frame Processor on the Worklet Runtime
jsi::Runtime& runtime = _workletContext->getWorkletRuntime();
try {
// Wrap HostObject as JSI Value
auto argument = jsi::Object::createFromHostObject(runtime, frameHostObject);
jsi::Value jsValue(std::move(argument));
// Call the Worklet with the Frame JS Host Object as an argument
_workletInvoker->call(runtime, jsi::Value::undefined(), &jsValue, 1);
} catch (jsi::JSError& jsError) {
// JS Error occured, print it to console.
auto message = jsError.getMessage();
_workletContext->invokeOnJsThread([message](jsi::Runtime& jsRuntime) {
auto logFn = jsRuntime.global()
.getPropertyAsObject(jsRuntime, "console")
.getPropertyAsFunction(jsRuntime, "error");
logFn.call(jsRuntime, jsi::String::createFromUtf8(
jsRuntime, "Frame Processor threw an error: " + message));
});
}
}
- (void)call:(Frame* _Nonnull)frame {
// Create the Frame Host Object wrapping the internal Frame
auto frameHostObject = std::make_shared<FrameHostObject>(frame);
[self callWithFrameHostObject:frameHostObject];
}
@end