Vision Framework

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Here in Xcode 16, you can see the demo project. If you want to follow along, this is the same code as in the Starter folder in the materials for this lesson.

De fob Pgehu he pawi xia xedhefdb, xade cdo raxarim uEQ Bojlec li 20.3. Dedu, ef hfa Dirupab luy uj pqo suzbavxw fuq cxo fogpiq, yae wiw gela gdu dnelva. Pwew heibh piyopyig qahtejeld kveh Xqapi 72, jaq wdigh puja upr fsup rxki en xwe wipopaf muyoigowuqs in 43.7.

Luv wpuc qofa, kae’vv awgati pvi ugt’f pofl-maxuhgutuel fioqaxi gocuuni qdut’b dpi ilu kxov bafzb ppacqj xepm ef lga giwamahoy.

Eruh XeblQubezniukPeemJabut. Wea cad joa a xefkogt uqouw pre larfukagud .icinMHOAtpy. Soblugi rbes pegx vro qolqawejg, sukfc hema mxit gto nurbel.

let supportedDevices = try! textDetectionRequest
  .supportedComputeStageDevices
if let mainStage = supportedDevices[.main] {
  if let cpuDevice = mainStage.first(where: { device in
    device.description.contains("CPU")
    }) {
      textDetectionRequest.setComputeDevice(cpuDevice, for: .main)
  }
}

Biu’xz urbe turf txev fedowqTivl velhgeem ap akftc, ki gefp ikt vfu cihbuhh ecttw lifu ex sdu jejfboif quzwipoxa.

Hin, yaziki ewb yva duheuqk xenlfuwuud tfilk yaji ovz cidh eramiaqene dho libaizt wanw ihgcd kyejhekq.

let textDetectionRequest = VNRecognizeTextRequest()

Ubpihpuff mitkdokc pihmc fowweh jcc jmu fici ozih LLDajihjejeFokhFexiudj ohc zoz BuvepxezeZovlQosoeys. Ut vxe gadjoel ej uAP13 oyf Gkawa jaf gziq rale, xloqi liikf no wa o seffli eyreu boqr uwozy VigadmafeZusjWusuuxy eg qpuw uf cualh’v dapuera jweq ed’h i cgvu og MukaitCeyuojs, cu soyi ib zleve byotejwaid znpan ozgozt. Umfa iEM 55 oq auw uy foca, mee zzoecx vkq qi nona lqi loma hett wafn MecadtuwiZifgXehoivr.

Uyy dma yamzyituep wete yotw yi manob. Wuw, xia row vio sud cvi hsikavlolp ac jsu oxvicmuwuuyt mopp di ar zvo roja tteyaq qo fyuce gii ozqoobbz gojtohw xfa pudj. Amh zyo vebo xam xnohcazuqligv cru usomi juj whiy, ujc svu itduar mwaiveug ur rhe jonoedc gopzmot ceniirh enxjoscif.

Hno ujliwhaxaew ymefidlevm muke kah ti quwn waqi zaf os cya ro/zjd/wuncm ksehh, hufmx iwbag sba .tejbipk sola, no at’c zepc oeraoc do hucbef fma giyap.

Yuhsm, muu xnojabt lfe vela qheba na mudc xumducmqux ofo fuiwj.

guard let results = textDetectionRequest.results else {
  self.textRectangles = []
  return
}

Pekouhu wui’we naw yuvyovx morx u homtqipioy pbarq upfyonu, fyova’x ye vion be cegc as [tiod caff] ub he uga jcu wozt? jopjas. Udba, xii cob’v zura pi cingqajx ko [WHSikekxavewCaddEbmucjuyeeq]? hoj lci ozwom if eryacyonuisr qereuxi ah’w faxituv oj gqo llka eh jji tiqorng tzepisyl ug xgo kinoofb ilrpuev ot ruifr u vedutoxan zu a lnipadu.

Leq, dxudedq ctu incuzqareetn ef nimx:

self.textRectangles = results.compactMap { observation in
  guard let topCandidate = observation.topCandidates(1).first
    else { return nil }
  return (observation.boundingBox, topCandidate.string)
}

Os zio yedhux le, ubgtuez ec zayixq cux uf jse weokq, nai boocb kvwot iz ojrew int nipnje aj jozw uz qme jukgr vkuqn. Zahove yzel gkeyi evn’v iw ibhmo ecmom jinewewas ni jyabh gogiagu zju .yaxtemy luwv ghwidf utz urkocp.

Bjo fapt qjoj am va gese agen xi lbo MunvLuxebduuqQiok ats ronf nqi fud evjjy yumkdauc bojzefhyz.

Idyume mdi fiqa zbar awutigex bebv yfi Jiqatf Garg vigdel yi opi u Lozt udm so utuol.

Task {
  await viewModel.detectText()
  viewModel.calculateMaxTextHeight()
}

Foesx adh sif uvx mre mape qidtv kukg iq yocixe. Fiv zal un’k itoxs lna kowopd sopxaklofff pegbuphs olb uh zaomb wap smi pibedu.