44ed42d5d6
* feat: Replace `FrameProcessorRuntimeManager` with `VisionCameraProxy` (iOS) * Make `FrameProcessorPlugin` a constructable HostObject * fix: Fix `name` override * Simplify `useFrameProcessor * fix: Fix lint errors * Remove FrameProcessorPlugin::name * JSIUtils -> JSINSObjectConversion
57 lines
1.8 KiB
Plaintext
57 lines
1.8 KiB
Plaintext
//
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// SkiaFrameProcessor.mm
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// VisionCamera
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//
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// Created by Marc Rousavy on 14.07.23.
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// Copyright © 2023 mrousavy. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import "SkiaFrameProcessor.h"
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#import "SkiaRenderer.h"
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#import <memory>
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#import <jsi/jsi.h>
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#import "DrawableFrameHostObject.h"
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#import <react-native-skia/JsiSkCanvas.h>
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#import <react-native-skia/RNSkiOSPlatformContext.h>
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using namespace facebook;
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@implementation SkiaFrameProcessor {
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SkiaRenderer* _skiaRenderer;
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std::shared_ptr<RNSkia::JsiSkCanvas> _skiaCanvas;
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}
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- (instancetype _Nonnull)initWithWorklet:(std::shared_ptr<RNWorklet::JsiWorklet>)worklet
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context:(std::shared_ptr<RNWorklet::JsiWorkletContext>)context
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skiaRenderer:(SkiaRenderer* _Nonnull)skiaRenderer {
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if (self = [super initWithWorklet:worklet
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context:context]) {
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_skiaRenderer = skiaRenderer;
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auto platformContext = std::make_shared<RNSkia::RNSkiOSPlatformContext>(context->getJsRuntime(),
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RCTBridge.currentBridge);
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_skiaCanvas = std::make_shared<RNSkia::JsiSkCanvas>(platformContext);
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}
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return self;
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}
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- (void)call:(Frame*)frame {
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[_skiaRenderer renderCameraFrameToOffscreenCanvas:frame.buffer
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withDrawCallback:^(SkiaCanvas _Nonnull canvas) {
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// Create the Frame Host Object wrapping the internal Frame and Skia Canvas
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self->_skiaCanvas->setCanvas(static_cast<SkCanvas*>(canvas));
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auto frameHostObject = std::make_shared<DrawableFrameHostObject>(frame, self->_skiaCanvas);
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// Call JS Frame Processor
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[self callWithFrameHostObject:frameHostObject];
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// Remove Skia Canvas from Host Object because it is no longer valid
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frameHostObject->invalidateCanvas();
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}];
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}
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@end
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