50 lines
1.6 KiB
Plaintext
50 lines
1.6 KiB
Plaintext
//
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// FrameProcessorUtils.m
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// VisionCamera
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//
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// Created by Marc Rousavy on 15.03.21.
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// Copyright © 2021 mrousavy. All rights reserved.
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//
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#import "FrameProcessorUtils.h"
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#import <chrono>
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#import <memory>
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#import "FrameHostObject.h"
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#import "Frame.h"
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#import <React/RCTBridge.h>
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#import <React/RCTBridge+Private.h>
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#import "JSConsoleHelper.h"
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#import <ReactCommon/RCTTurboModule.h>
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FrameProcessorCallback convertJSIFunctionToFrameProcessorCallback(jsi::Runtime &runtime, const jsi::Function &value) {
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__block auto cb = value.getFunction(runtime);
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return ^(Frame* frame) {
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auto frameHostObject = std::make_shared<FrameHostObject>(frame);
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try {
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cb.call(runtime, jsi::Object::createFromHostObject(runtime, frameHostObject));
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} catch (jsi::JSError& jsError) {
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auto message = jsError.getMessage();
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RCTBridge* bridge = [RCTBridge currentBridge];
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if (bridge != nil) {
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bridge.jsCallInvoker->invokeAsync([bridge, message]() {
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auto logFn = [JSConsoleHelper getLogFunctionForBridge:bridge];
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logFn(RCTLogLevelError, [NSString stringWithFormat:@"Frame Processor threw an error: %s", message.c_str()]);
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});
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} else {
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NSLog(@"Frame Processor threw an error: %s", message.c_str());
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}
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}
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// Manually free the buffer because:
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// 1. we are sure we don't need it anymore, the frame processor worklet has finished executing.
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// 2. we don't know when the JS runtime garbage collects this object, it might be holding it for a few more frames
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// which then blocks the camera queue from pushing new frames (memory limit)
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frameHostObject->destroyBuffer();
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};
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}
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