feat: Add zero-copy SharedArray type to Frame Processor Plugins (#2383)

* feat: Create `TypedArray` class for Frame Processor Plugins

* Type

* feat: Pass `VisionCameraProxy` along (BREAKING)

* feat: Finish implementation

* Log a bit

* feat: Successfully convert JSI <> JNI buffers

* Wrap buffer

* fix: Fix using wrong Runtime

* feat: Add docs

* add zero copy example

* Format C++

* Create iOS base

* feat: Finish iOS implementation

* chore: Format

* fix: Use `NSData` instead of `NSMutableData`

* Format

* fix: Fix build when Frame Processors are disabled

* chore: Rename `TypedArray` to `SharedArray`

* fix: Fix Swift typings for Array

* Remove a few default inits

* fix: Fix Android build

* fix: Use `NSInteger`

* Update SharedArray.mm

* fix: Expose bytes directly on iOS (NSData was immutable)

package/ios/Frame Processor/VisionCameraProxy.mm

@@ -97,7 +97,8 @@ void VisionCameraProxy::removeFrameProcessor(jsi::Runtime& runtime, int viewTag)
 jsi::Value VisionCameraProxy::initFrameProcessorPlugin(jsi::Runtime& runtime, std::string name, const jsi::Object& options) {
   NSString* key = [NSString stringWithUTF8String:name.c_str()];
   NSDictionary* optionsObjc = JSINSObjectConversion::convertJSIObjectToNSDictionary(runtime, options, _callInvoker);
-  FrameProcessorPlugin* plugin = [FrameProcessorPluginRegistry getPlugin:key withOptions:optionsObjc];
+  VisionCameraProxyHolder* proxy = [[VisionCameraProxyHolder alloc] initWithProxy:this];
+  FrameProcessorPlugin* plugin = [FrameProcessorPluginRegistry getPlugin:key withProxy:proxy withOptions:optionsObjc];
   if (plugin == nil) {
     return jsi::Value::undefined();
   }
@@ -145,7 +146,25 @@ jsi::Value VisionCameraProxy::get(jsi::Runtime& runtime, const jsi::PropNameID&
   return jsi::Value::undefined();
 }
 
+@implementation VisionCameraProxyHolder {
+  VisionCameraProxy* _proxy;
+}
+
+- (instancetype)initWithProxy:(void*)proxy {
+  if (self = [super init]) {
+    _proxy = (VisionCameraProxy*)proxy;
+  }
+  return self;
+}
+
+- (VisionCameraProxy*)proxy {
+  return _proxy;
+}
+
+@end
+
 @implementation VisionCameraInstaller
+
 + (BOOL)installToBridge:(RCTBridge* _Nonnull)bridge {
   RCTCxxBridge* cxxBridge = (RCTCxxBridge*)[RCTBridge currentBridge];
   if (!cxxBridge.runtime) {
@@ -160,4 +179,5 @@ jsi::Value VisionCameraProxy::get(jsi::Runtime& runtime, const jsi::PropNameID&
 
   return YES;
 }
+
 @end