react-native-vision-camera/package/ios/Frame Processor/SharedArray.h
Marc Rousavy 29fe98cc44
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)
2024-01-12 16:00:36 +01:00

49 lines
1.1 KiB
Objective-C

//
// SharedArray.h
// VisionCamera
//
// Created by Marc Rousavy on 12.01.24.
// Copyright © 2024 mrousavy. All rights reserved.
//
#pragma once
#import "VisionCameraProxy.h"
#import <Foundation/Foundation.h>
#ifdef __cplusplus
#import "JSITypedArray.h"
#import <jsi/jsi.h>
using namespace facebook;
#endif
// Needs to be in sync with JSITypedArray.h as the index is used
typedef NS_ENUM(NSInteger, SharedArrayType) {
Int8Array,
Int16Array,
Int32Array,
Uint8Array,
Uint8ClampedArray,
Uint16Array,
Uint32Array,
Float32Array,
Float64Array,
};
@interface SharedArray : NSObject
- (instancetype _Nonnull)init NS_UNAVAILABLE;
- (instancetype _Nonnull)initWithProxy:(VisionCameraProxyHolder* _Nonnull)proxy type:(SharedArrayType)type size:(NSInteger)size;
#ifdef __cplusplus
- (instancetype _Nonnull)initWithRuntime:(jsi::Runtime&)runtime typedArray:(std::shared_ptr<vision::TypedArrayBase>)typedArray;
- (std::shared_ptr<vision::TypedArrayBase>)typedArray;
#endif
@property(nonatomic, readonly, nonnull) uint8_t* data;
@property(nonatomic, readonly) NSInteger count;
@end