capacitor-plugin-dynamsoft-document-normalizer

A document scanning plugin for Capacitor using Dynamsoft Document Normalizer.

Online demo

Versions

For Capacitor v6, use versions >= 3.0.

For Capacitor v5, use versions 1.x and 2.x.

For Capacitor v4, use v0.x.

SDK Versions Used for Different Platforms

Product	Android	iOS	Web
Dynamsoft Document Normalizer	2.x	2.x	2.x

Supported Platforms

• Web
• Android
• iOS

Install

npm install capacitor-plugin-dynamsoft-document-normalizer
npx cap sync

API

• initialize()
• initLicense(...)
• initRuntimeSettingsFromString(...)
• detect(...)
• detectBitmap(...)
• normalize(...)
• detectAndNormalize(...)
• setEngineResourcePaths(...)
• Interfaces
• Enums

initialize()

initialize() => Promise<void>

---

initLicense(...)

initLicense(options: { license: string; }) => Promise<void>

Param	Type
options	{ license: string; }

---

initRuntimeSettingsFromString(...)

initRuntimeSettingsFromString(options: { template: string; }) => Promise<void>

Param	Type
options	{ template: string; }

---

detect(...)

detect(options: { path?: string; source?: string | HTMLImageElement | HTMLCanvasElement; template?: string; }) => Promise<{ results: DetectedQuadResultItem[]; }>

source: Android and iOS only support base64 string. path: for Android and iOS. template: pass a template name to specify the template

Param	Type
options	{ path?: string; source?: any; template?: string; }

Returns: Promise<{ results: DetectedQuadResultItem[]; }>

---

detectBitmap(...)

detectBitmap(options: { className?: string; methodName?: string; template?: string; }) => Promise<{ results: DetectedQuadResultItem[]; }>

Android and iOS only method which directly reads camera frames from capacitor-plugin-camera. Pass a template name to specify the template.

Param	Type
options	{ className?: string; methodName?: string; template?: string; }

Returns: Promise<{ results: DetectedQuadResultItem[]; }>

---

normalize(...)

normalize(options: { path?: string; source?: string | HTMLImageElement | HTMLCanvasElement; quad: Quadrilateral; template?: string; saveToFile?: boolean; includeBase64?: boolean; }) => Promise<{ result: NormalizedImageResult; }>

source: Android and iOS only support base64 string. path: for Android and iOS. template: pass a template name to specify the template

Param	Type
options	{ path?: string; source?: any; quad: Quadrilateral; template?: string; saveToFile?: boolean; includeBase64?: boolean; }

Returns: Promise<{ result: NormalizedImageResult; }>

---

detectAndNormalize(...)

detectAndNormalize(options: { path?: string; source?: string | HTMLImageElement | HTMLCanvasElement; template?: string; saveToFile?: boolean; includeBase64?: boolean; }) => Promise<{ result: NormalizedImageResult; }>

source: Android and iOS only support base64 string. path: for Android and iOS. template: pass a template name to specify the template

Param	Type
options	{ path?: string; source?: any; template?: string; saveToFile?: boolean; includeBase64?: boolean; }

Returns: Promise<{ result: NormalizedImageResult; }>

---

setEngineResourcePaths(...)

setEngineResourcePaths(options: { paths: any; }) => Promise<void>

Web Only

Param	Type
options	{ paths: any; }

---

Interfaces

DetectedQuadResultItem

Prop	Type	Description
location	Quadrilateral
confidenceAsDocumentBoundary	number
CrossVerificationStatus	EnumCrossVerificationStatus	Indicates whether the DetectedQuadResultItem has passed corss verification.

Quadrilateral

Prop	Type
points	[Point, Point, Point, Point]
area	number

Point

Prop	Type
x	number
y	number

NormalizedImageResult

Prop	Type
base64	string
path	string

Enums

EnumCrossVerificationStatus

Members	Value	Description
CVS_NOT_VERIFIED	0	The cross verification has not been performed yet.
CVS_PASSED	1	The cross verification has been passed successfully.
CVS_FAILED	2	The cross verification has failed.