docs: Frame Processor Java Types (#183)

* add a few spaces

* Update FRAME_PROCESSORS_CREATE_OVERVIEW.mdx

* Update FRAME_PROCESSORS_CREATE_OVERVIEW.mdx

* Update FRAME_PROCESSORS_CREATE_OVERVIEW.mdx

* Update FRAME_PROCESSORS_CREATE_OVERVIEW.mdx

docs/docs/guides/FRAME_PROCESSORS_CREATE_OVERVIEW.mdx

@@ -28,13 +28,13 @@ function App() {
 
 To achieve **maximum performance**, the `scanQRCodes` function is written in a native language (e.g. Objective-C), but it will be directly called from the VisionCamera Frame Processor JavaScript-Runtime.
 
-### Return Types
+### Types
 
-Frame Processors can return any primitive value that is representable in JS. So for Objective-C that maps to:
+The Frame Processor Plugin Registry API automatically manages type conversion from JS <-> native. They are converted into the most efficient data-structures, as seen here:
 
 | JS Type              | Objective-C Type         | Java Type                  |
 |----------------------|--------------------------|----------------------------|
-| `number`             | `NSNumber`               | `double`                   |
+| `number`             | `NSNumber` (double)      | `double`                   |
 | `boolean`            | `NSNumber` (boolean)     | `boolean`                  |
 | `string`             | `NSString`               | `String`                   |
 | `[]`                 | `NSArray`                | `Array<Object>`            |
@@ -42,7 +42,9 @@ Frame Processors can return any primitive value that is representable in JS. So
 | `undefined`          | `nil` / `NSNull`         | `null`                     |
 | `(any, any) => void` | `RCTResponseSenderBlock` | `(Object, Object) -> void` |
 
-The values will automatically be converted to JS values, so the following Objective-C frame processor:
+### Return values
+
+Return values will automatically be converted to JS values, assuming they are representable in the ["Types" table](#types). So the following Objective-C frame processor:
 
 ```objc
 static inline id detectObject(CMSampleBufferRef buffer, NSArray args) {
@@ -62,7 +64,7 @@ export function detectObject(frame: Frame): string {
 
 ### Parameters
 
-Frame Processors can also accept parameters, following the same type convention as [return values](#return-types):
+Frame Processors can also accept parameters, following the same type convention as [return values](#return-values):
 
 ```ts
 const frameProcessor = useFrameProcessor((frame) => {

ios/Frame Processor/FrameProcessorRuntimeManager.mm

@@ -63,9 +63,11 @@ __attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
 #ifdef ENABLE_FRAME_PROCESSORS
     NSLog(@"FrameProcessorBindings: Creating Runtime Manager...");
     weakBridge = bridge;
+    
     auto runtime = vision::makeJSIRuntime();
     reanimated::RuntimeDecorator::decorateRuntime(*runtime, "FRAME_PROCESSOR");
     runtime->global().setProperty(*runtime, "_FRAME_PROCESSOR", jsi::Value(true));
+    
     auto callInvoker = bridge.jsCallInvoker;
     auto scheduler = std::make_shared<reanimated::REAIOSScheduler>(callInvoker);
     runtimeManager = std::make_unique<reanimated::RuntimeManager>(std::move(runtime),
@@ -76,6 +78,7 @@ __attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
     NSLog(@"FrameProcessorBindings: Installing Frame Processor plugins...");
     auto& visionRuntime = *runtimeManager->runtime;
     auto visionGlobal = visionRuntime.global();
+    
     for (NSString* pluginKey in [FrameProcessorPluginRegistry frameProcessorPlugins]) {
       auto pluginName = [pluginKey UTF8String];
 
@@ -98,7 +101,9 @@ __attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
                                                                                                 1, // frame
                                                                                                 function));
     }
+    
     [FrameProcessorPluginRegistry markInvalid];
+    
     NSLog(@"FrameProcessorBindings: Frame Processor plugins installed!");
 #else
     NSLog(@"Reanimated not found, Frame Processors are disabled.");
@@ -113,11 +118,13 @@ __attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
     NSLog(@"FrameProcessorBindings: Failed to install Frame Processor Bindings - bridge was null!");
     return;
   }
+  
   NSLog(@"FrameProcessorBindings: Installing Frame Processor Bindings for Bridge...");
   RCTCxxBridge *cxxBridge = (RCTCxxBridge *)weakBridge;
   if (!cxxBridge.runtime) {
     return;
   }
+  
   jsi::Runtime& jsiRuntime = *(jsi::Runtime*)cxxBridge.runtime;
   NSLog(@"FrameProcessorBindings: Installing global functions...");
 
@@ -142,6 +149,7 @@ __attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
         NSLog(@"FrameProcessorBindings: Converting worklet to Objective-C callback...");
         auto& rt = *runtimeManager->runtime;
         auto function = worklet->getValue(rt).asObject(rt).asFunction(rt);
+        
         view.frameProcessorCallback = convertJSIFunctionToFrameProcessorCallback(rt, function);
         NSLog(@"FrameProcessorBindings: Frame processor set!");
       });
@@ -163,8 +171,10 @@ __attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
     RCTExecuteOnMainQueue(^{
       auto currentBridge = [RCTBridge currentBridge];
       if (!currentBridge) return;
+      
       auto anonymousView = [currentBridge.uiManager viewForReactTag:[NSNumber numberWithDouble:viewTag]];
       if (!anonymousView) return;
+      
       auto view = static_cast<CameraView*>(anonymousView);
       view.frameProcessorCallback = nil;
       NSLog(@"FrameProcessorBindings: Frame processor removed!");