71730a73ef
* Set category always if different * rename org * Fix video format sorting * fix format filtering * Update AVAudioSession+setCategoryIfNotSet.swift * upgrade all dependencies * Also run dependabot for JS codebase * Update MediaPage.tsx * Use typescript 4.2.4 * Also run TS in check-all * Downgrade typescript to 4.2.3 * f * recreate lockfiles * docs: Revert package.json changes * revert all package.json changes * Update Podfile.lock * bump all dependencies, pin typescript to 4.2.4 * Downgrade react-native-navigation for now * upgrade to later snapshot * Update yarn.lock * remove yeet
94 lines
3.3 KiB
Plaintext
94 lines
3.3 KiB
Plaintext
//
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// FrameHostObject.m
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// VisionCamera
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//
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// Created by Marc Rousavy on 22.03.21.
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// Copyright © 2021 mrousavy. All rights reserved.
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//
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#import "FrameHostObject.h"
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#import <Foundation/Foundation.h>
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#import <jsi/jsi.h>
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std::vector<jsi::PropNameID> FrameHostObject::getPropertyNames(jsi::Runtime& rt) {
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std::vector<jsi::PropNameID> result;
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("toString")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("isValid")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("isReady")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("width")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("height")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("bytesPerRow")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("planesCount")));
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result.push_back(jsi::PropNameID::forUtf8(rt, std::string("buffer")));
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return result;
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}
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jsi::Value FrameHostObject::get(jsi::Runtime& runtime, const jsi::PropNameID& propName) {
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auto name = propName.utf8(runtime);
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if (name == "Symbol.toPrimitive") {
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// not implemented
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return jsi::Value::undefined();
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}
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if (name == "valueOf") {
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// not implemented
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return jsi::Value::undefined();
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}
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if (name == "toString") {
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auto toString = [this] (jsi::Runtime& runtime, const jsi::Value& thisValue, const jsi::Value* arguments, size_t count) -> jsi::Value {
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auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
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auto width = CVPixelBufferGetWidth(imageBuffer);
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auto height = CVPixelBufferGetHeight(imageBuffer);
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NSMutableString* string = [NSMutableString stringWithFormat:@"%lu x %lu Frame", width, height];
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return jsi::String::createFromUtf8(runtime, string.UTF8String);
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};
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return jsi::Function::createFromHostFunction(runtime, jsi::PropNameID::forUtf8(runtime, "toString"), 0, toString);
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}
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if (name == "isValid") {
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auto isValid = buffer != nil && CMSampleBufferIsValid(buffer);
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return jsi::Value(isValid);
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}
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if (name == "isReady") {
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auto isReady = buffer != nil && CMSampleBufferDataIsReady(buffer);
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return jsi::Value(isReady);
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}
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if (name == "width") {
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auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
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auto width = CVPixelBufferGetWidth(imageBuffer);
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return jsi::Value((double) width);
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}
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if (name == "height") {
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auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
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auto height = CVPixelBufferGetHeight(imageBuffer);
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return jsi::Value((double) height);
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}
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if (name == "bytesPerRow") {
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auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
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auto bytesPerRow = CVPixelBufferGetPlaneCount(imageBuffer);
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return jsi::Value((double) bytesPerRow);
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}
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if (name == "planesCount") {
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auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
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auto planesCount = CVPixelBufferGetPlaneCount(imageBuffer);
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return jsi::Value((double) planesCount);
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}
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if (name == "buffer") {
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// TODO: Actually return the pixels of the buffer. Not sure if this will be a huge performance hit or not
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return jsi::Array(runtime, 0);
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}
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return jsi::Value::undefined();
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}
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FrameHostObject::~FrameHostObject() {
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destroyBuffer();
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}
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void FrameHostObject::destroyBuffer() {
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// ARC will hopefully delete it lol
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this->buffer = nil;
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}
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