Monkeybread Software - MBS FileMaker Plugin: OCR with DynaPDF

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MBS FileMaker Plugin Example Databases

OCR with DynaPDF

All examples are included with download of MBS FileMaker Plugin.

OCR with DynaPDF.fmp12

Overview
Tables	1
Relationships	0
Layouts	1
Scripts	6
Value Lists	0
Custom Functions	0
Custom Menus	33

File Options
Default custom menu set	[Standard FileMaker Menus]
When opening file
Minimum allowed version	12.0
Login using	Account Name; Account= Admin
Allow user to save password	Off
Require iOS passcode	Off
Switch to layout	Off
Hide all toolbars	Off
Script triggers
OnFirstWindowOpen	Off
OnLastWindowClose	Off
OnWindowOpen	Off
OnWindowClose	Off
OnFileAVPlayerChange	Off
Thumbnail Settings
Generate Thumbnails	On; Temporary

Tables

Table Name	Statistics	Occurrences in Relationship Graph
OCR	4 fields defined, 2 records	OCR

Fields

Table Name: OCR - 4 Fields
Field Name	Type	Options	Comments	On Layouts	In Relationships	In Scripts	In Value Lists
Image	Normal, Binary	Auto-Enter: Allow editing Validation: Only during data entry Storage: Repetitions: 1		OCR		Run Run Tesseract 4
Result	Normal, Text	Auto-Enter: Allow editing Validation: Only during data entry Storage: Repetitions: 1 Indexing: None Automatically create indexes as needed Index Language: German		OCR		Run Run Tesseract 4
Text	Normal, Text	Auto-Enter: Allow editing Validation: Only during data entry Storage: Repetitions: 1 Indexing: None Automatically create indexes as needed Index Language: German		OCR		Run Run Tesseract 4
PDF	Normal, Binary	Auto-Enter: Allow editing Validation: Only during data entry Storage: Repetitions: 1		OCR		Run Run Tesseract 4

Layout Objects: OCR

Regular Fields

Field Name: OCR::Image

Layout Name:

Top: 24 pt
Left: 138 pt
Bottom: 149 pt
Right: 391 pt

Anchoring: Left, Top

Field Format:

Edit Box

Field Behavior:

Allow field to be entered: In Find mode, In Browse mode
Touch keyboard type: System Default
Go to next field using: Tab key

Field Name: OCR::Result

Layout Name:

Top: 150 pt
Left: 138 pt
Bottom: 170 pt
Right: 391 pt

Anchoring: Left, Top

Field Format:

Edit Box

Field Behavior:

Allow field to be entered: In Find mode, In Browse mode
Touch keyboard type: System Default
Go to next field using: Tab key

Yes

Field Name: OCR::Text

Layout Name:

Top: 175 pt
Left: 138 pt
Bottom: 255 pt
Right: 391 pt

Anchoring: Left, Top

Field Format:

Edit Box

Field Behavior:

Allow field to be entered: In Find mode, In Browse mode
Touch keyboard type: System Default
Go to next field using: Tab key

Yes

Field Name: OCR::PDF

Layout Name:

Top: 24 pt
Left: 600 pt
Bottom: 251 pt
Right: 937 pt

Anchoring: Left, Top

Field Format:

Edit Box

Field Behavior:

Allow field to be entered: In Find mode, In Browse mode
Touch keyboard type: System Default
Go to next field using: Tab key

Type:

Text: Make PDF

Layout Name:

Top: 46 pt
Left: 402 pt
Bottom: 71 pt
Right: 572 pt

Anchoring: Left, Top

Perform Script [ “Run”; Parameter: 0 ]

Scripts:

Button Properties

Coordinates

Script/Script Step

Type:

Text: Make PDF with visible text

Layout Name:

Top: 82 pt
Left: 402 pt
Bottom: 107 pt
Right: 572 pt

Anchoring: Left, Top

Perform Script [ “Run”; Parameter: 1 ]

Scripts:

Script Name	Run
Run script with full access privileges	Off
Include In Menu	Yes
Layouts that use this script	OCR
Scripts that use this script
Script Definition
Script Steps	If [ MBS("OCR.IsLoaded") ] #use newer version if initialized Perform Script [ “Run Tesseract 4” ] Exit Script [ Result: Get(ScriptResult) ] End If #Initialize DynaPDF if needed If [ MBS("DynaPDF.IsInitialized") ≠ 1 ] Perform Script [ “InitDynaPDF” ] End If #data folder in examples folder Set Variable [ $databasePath; Value:Get(FilePath) ] Set Variable [ $databasePath; Value:MBS("Path.FilemakerPathToNativePath"; $databasePath) ] Set Variable [ $databasePath; Value:Substitute ( $databasePath ; ".fp7" ; ".fmp12") ] Set Variable [ $databaseName; Value:Get(FileName) & ".fmp12" ] Set Variable [ $path; Value:Substitute ( $databasePath ; $databaseName ; "" ) ] #Init OCR Set Variable [ $r; Value:MBS( "OCR.Initialize"; $path; "eng") ] Set Field [ OCR::Result; $r ] If [ MBS("isError") ≠ 0 ] Exit Script [ Result: $r ] End If Set Variable [ $rr; Value:MBS( "OCR.SetPageSegMode"; "Auto") ] #Process Image Set Variable [ $img; Value:MBS("GMImage.NewFromContainer"; OCR::Image) ] Set Variable [ $r; Value:MBS( "OCR.SetImage"; $img) ] Set Field [ OCR::Text; MBS("OCR.GetText") ] #Clear current PDF document Set Variable [ $pdf; Value:MBS("DynaPDF.New") ] #Add page Set Variable [ $r; Value:MBS("DynaPDF.AppendPage"; $pdf) ] #Add Image Set Variable [ $r; Value:MBS("DynaPDF.ReadImageResolution"; $pdf; OCR::Image) ] Set Variable [ $resX; Value:GetAsNumber (LeftValues ( $r ; 1 )) ] Set Variable [ $resY; Value:GetAsNumber (MiddleValues ( $r ; 2; 1 )) ] If [ $resX <= 0 ] Set Variable [ $resX; Value:72 ] End If If [ $resY <= 0 ] Set Variable [ $resY; Value:72 ] End If Set Variable [ $r; Value:MBS("DynaPDF.ReadImageFormat"; $pdf; OCR::Image) ] Set Variable [ $ImageWidth; Value:GetAsNumber (LeftValues ( $r ; 1 )) ] Set Variable [ $imageHeight; Value:GetAsNumber (MiddleValues ( $r ; 2; 1 )) ] Set Variable [ $BitsPerPixel; Value:GetAsNumber (MiddleValues ( $r ;3; 1 )) ] #no recompression! Set Variable [ $r; Value:MBS("DynaPDF.SetSaveNewImageFormat"; $pdf; 0) ] Set Variable [ $x; Value:0 ] Set Variable [ $y; Value:0 ] Set Variable [ $w; Value:$ImageWidth * 72 / $ResX ] Set Variable [ $h; Value:$ImageHeight * 72 / $ResY ] Set Variable [ $r; Value:MBS("DynaPDF.SetPageHeight"; $pdf; $h) ] Set Variable [ $r; Value:MBS("DynaPDF.SetPageWidth"; $pdf; $w) ] Set Variable [ $r; Value:MBS("DynaPDF.InsertImage"; $pdf; OCR::Image; $x; $y; $w; $h) ] #Hide Text... If [ Get(ScriptParameter) = 0 ] Set Variable [ $r; Value:MBS("DynaPDF.SetAlpha"; $pdf; 0; 0) ] End If #Add Text Set Variable [ $r; Value:MBS("DynaPDF.SetFillColor"; $pdf; 1; 0; 0) ] Set Variable [ $r; Value:MBS("DynaPDF.SetFont"; $pdf; "Helvetica"; 0; 12) ] Set Variable [ $r; Value:MBS("OCR.WriteToPDF"; $pdf; $x; $y; $w; $h) ] #Show Text... If [ Get(ScriptParameter) = 0 ] Set Variable [ $r; Value:MBS("DynaPDF.SetAlpha"; $pdf; 0; 0) ] End If #End page Set Variable [ $r; Value:MBS("DynaPDF.EndPage"; $pdf) ] #Set title Set Variable [ $r; Value:MBS("DynaPDF.SetDocInfo"; $pdf; "Title"; "Test PDF") ] #Render one page as Picture Set Variable [ $PDFData; Value:MBS("DynaPDF.Save"; $pdf; "hello.pdf") ] Set Variable [ $r; Value:MBS("DynaPDF.Release"; $pdf) ] #Put in Container Set Field [ OCR::PDF; $PDFData ] #Cleanup Set Variable [ $r; Value:MBS( "OCR.CleanUp") ] Set Variable [ $r; Value:MBS( "GMImage.Destroy"; $img) ]
Fields used in this script	OCR::Result OCR::Image OCR::Text OCR::PDF
Scripts used in this script	Run Tesseract 4 InitDynaPDF
Layouts used in this script
Tables used in this script	OCR
Table occurrences used by this script	OCR
Custom Functions used by this script
Custom menu set used by this script

Previous Script: [Run]

Next Script: [InitDynaPDF]

Script Name	Trace
Run script with full access privileges	Off
Include In Menu	Yes
Layouts that use this script
Scripts that use this script
Script Definition
Script Steps	Set Variable [ $Trace; Value:MBS("Trace") ]
Fields used in this script
Scripts used in this script
Layouts used in this script
Tables used in this script
Table occurrences used by this script
Custom Functions used by this script
Custom menu set used by this script

Previous Script: [Trace]

Next Script: [Load Tesseract 4]

Script Name	InitDynaPDF
Run script with full access privileges	Off
Include In Menu	No
Layouts that use this script
Scripts that use this script	Run Run Tesseract 4
Script Definition
Script Steps	#Locate DynaPDF library #you can have libraries in container and export at runtime to folder of your choice. #Or install library somewhere and pass path. #If library is in same folder as plugin, you can only pass only file name. If [ MBS("IsServer") ] #Put the path you use for your server here: If [ Get(SystemPlatform) = -2 ] #Server on Windows Set Variable [ $path; Value:"C:\Programs\FileMaker Server\dynapdf64.dll" ] Else If [ MBS("IsLinux") ] #Server on Linux for FileMaker Cloud Set Variable [ $path; Value:"/opt/FileMaker/FileMaker Server/dynapdf.linux.so" ] Else #Server on Mac Set Variable [ $path; Value: "/Library/FileMaker Server/dynapdf.dylib" ] End If Else #For desktop and our examples we look in same folder as database: Set Variable [ $databasePath; Value:Get(FilePath) ] Set Variable [ $databasePath; Value:MBS("Path.FilemakerPathToNativePath"; $databasePath) ] Set Variable [ $databasePath; Value:Substitute ( $databasePath ; ".fp7" ; ".fmp12") ] Set Variable [ $databasePath; Value:Substitute ( $databasePath ; "/OCR/" ; "/DynaPDF/") ] Set Variable [ $databasePath; Value:Substitute ( $databasePath ; "\OCR\\" ; "\DynaPDF\\") ] Set Variable [ $databaseName; Value:Get(FileName) & ".fmp12" ] If [ Get(SystemPlatform) = -2 ] Set Variable [ $path; Value:Substitute ( $databasePath ; $databaseName ; "dynapdf.dll" ) ] #plugin will look for dynapdf.dll and if not found also for dynapdf64.dll (64-bit) and dynapdf32.dll (32-bit). Else Set Variable [ $path; Value:Substitute ( $databasePath ; $databaseName ; "dynapdf.dylib" ) ] #Mac dylib is usually 32 and 64 bit together. End If End If #You can test for free. #If you like to get a dynapdf license, please follow links on our pricing page: #https://www.monkeybreadsoftware.de/filemaker/pricing.shtml Set Variable [ $LicenseKey; Value:"" // put your key here or leave empty for demo. ] Set Variable [ $r; Value:MBS( "DynaPDF.Initialize"; $path; $LicenseKey) ] If [ $r ≠ "OK" ] Show Custom Dialog [ Title: "Error"; Message: $r; Default Button: “OK”, Commit: “No”; Button 2: “Cancel”, Commit: “No” ] Halt Script End If
Fields used in this script
Scripts used in this script
Layouts used in this script
Tables used in this script
Table occurrences used by this script
Custom Functions used by this script
Custom menu set used by this script

Previous Script: [InitDynaPDF]

Next Script: [Run Tesseract 4]

Script Name	Load Tesseract 4
Run script with full access privileges	Off
Include In Menu	Yes
Layouts that use this script
Scripts that use this script
Script Definition
Script Steps	If [ MBS( "OCR.IsLoaded" ) = 0 ] If [ MBS("isMacOS") ] If [ MBS("Files.FileExists"; "/usr/local/lib/libtesseract.dylib") ] #load from homebrew Set Variable [ $r; Value:MBS( "OCR.Load"; "/usr/local/lib/liblept.5.dylib" ) ] Set Variable [ $r; Value:MBS( "OCR.Load"; "/usr/local/lib/libtesseract.dylib" ) ] Else #load the copy from MBS website Set Variable [ $r; Value:MBS( "OCR.Load"; "/Users/cs/Tesseract/tesseract4/tesseract.dylib" ) ] End If Else If [ MBS("isWindows") ] Set Variable [ $r; Value:MBS("Process.SetCurrentDirectory"; "C:\Program Files\Tesseract-OCR") & MBS( "OCR.Load"; "liblept-5.dll" ) & MBS( "OCR.Load"; "libtesseract-4.dll" ) ] Else If [ MBS("isLinux") ] Set Variable [ $r; Value:MBS( "OCR.Load"; "liblept.so.5" ) & MBS( "OCR.Load"; "libtesseract.so.4" ) ] End If Show Custom Dialog [ Title: "OCR Loaded"; Message: $r; Default Button: “OK”, Commit: “Yes” ] End If
Fields used in this script
Scripts used in this script
Layouts used in this script
Tables used in this script
Table occurrences used by this script
Custom Functions used by this script
Custom menu set used by this script

Previous Script: [Load Tesseract 4]

Next Script: [Show Version]

Script Name	Run Tesseract 4
Run script with full access privileges	Off
Include In Menu	Yes
Layouts that use this script
Scripts that use this script	Run
Script Definition
Script Steps	#Initialize DynaPDF if needed If [ MBS("DynaPDF.IsInitialized") ≠ 1 ] Perform Script [ “InitDynaPDF” ] End If #where is data folder? If [ MBS("isMacOS") ] If [ MBS("Files.FileExists"; "/usr/local/lib/libtesseract.dylib") ] #get tessdata from homebrew Set Variable [ $path; Value:"/usr/local/Cellar/tesseract/4.1.1/share/tessdata" ] #for non eng, use this path: // Set Variable [ $path; Value:"/usr/local/Cellar/tesseract-lang/4.1.0/share/tessdata" ] Else #or manual downloaded copy Set Variable [ $path; Value:"/Users/cs/Tesseract/tesseract4/tessdata" ] End If Else If [ MBS("isWindows") ] Set Variable [ $path; Value:"C:\Program Files\Tesseract-OCR\tessdata" ] Else If [ MBS("isLinux") ] #use default from installation Set Variable [ $path; Value:"" ] Else Exit Script [ Result: "new platform?" ] End If #Init OCR Set Variable [ $r; Value:MBS( "OCR.Initialize"; $path; "eng") ] Set Field [ OCR::Result; $r ] If [ MBS("isError") ≠ 0 ] Exit Script [ Result: $r ] End If Set Variable [ $rr; Value:MBS( "OCR.SetPageSegMode"; "Auto") ] #Process Image Set Variable [ $img; Value:MBS("GMImage.NewFromContainer"; OCR::Image) ] Set Variable [ $r; Value:MBS( "OCR.SetImage"; $img) ] Set Field [ OCR::Text; MBS("OCR.GetText") ] #Clear current PDF document Set Variable [ $pdf; Value:MBS("DynaPDF.New") ] #Add page Set Variable [ $r; Value:MBS("DynaPDF.AppendPage"; $pdf) ] #Add Image Set Variable [ $r; Value:MBS("DynaPDF.ReadImageResolution"; $pdf; OCR::Image) ] Set Variable [ $resX; Value:GetAsNumber (LeftValues ( $r ; 1 )) ] Set Variable [ $resY; Value:GetAsNumber (MiddleValues ( $r ; 2; 1 )) ] If [ $resX <= 0 ] Set Variable [ $resX; Value:72 ] End If If [ $resY <= 0 ] Set Variable [ $resY; Value:72 ] End If Set Variable [ $r; Value:MBS("DynaPDF.ReadImageFormat"; $pdf; OCR::Image) ] Set Variable [ $ImageWidth; Value:GetAsNumber (LeftValues ( $r ; 1 )) ] Set Variable [ $imageHeight; Value:GetAsNumber (MiddleValues ( $r ; 2; 1 )) ] Set Variable [ $BitsPerPixel; Value:GetAsNumber (MiddleValues ( $r ;3; 1 )) ] #no recompression! Set Variable [ $r; Value:MBS("DynaPDF.SetSaveNewImageFormat"; $pdf; 0) ] Set Variable [ $x; Value:0 ] Set Variable [ $y; Value:0 ] Set Variable [ $w; Value:$ImageWidth * 72 / $ResX ] Set Variable [ $h; Value:$ImageHeight * 72 / $ResY ] Set Variable [ $r; Value:MBS("DynaPDF.SetPageHeight"; $pdf; $h) ] Set Variable [ $r; Value:MBS("DynaPDF.SetPageWidth"; $pdf; $w) ] Set Variable [ $r; Value:MBS("DynaPDF.InsertImage"; $pdf; OCR::Image; $x; $y; $w; $h) ] #Hide Text... If [ Get(ScriptParameter) = 0 ] Set Variable [ $r; Value:MBS("DynaPDF.SetAlpha"; $pdf; 0; 0) ] End If #Add Text Set Variable [ $r; Value:MBS("DynaPDF.SetFillColor"; $pdf; 1; 0; 0) ] Set Variable [ $r; Value:MBS("DynaPDF.SetFont"; $pdf; "Helvetica"; 0; 12) ] Set Variable [ $r; Value:MBS("OCR.WriteToPDF"; $pdf; $x; $y; $w; $h) ] #Show Text... If [ Get(ScriptParameter) = 0 ] Set Variable [ $r; Value:MBS("DynaPDF.SetAlpha"; $pdf; 0; 0) ] End If #End page Set Variable [ $r; Value:MBS("DynaPDF.EndPage"; $pdf) ] #Set title Set Variable [ $r; Value:MBS("DynaPDF.SetDocInfo"; $pdf; "Title"; "Test PDF") ] #Render one page as Picture Set Variable [ $PDFData; Value:MBS("DynaPDF.Save"; $pdf; "hello.pdf") ] Set Variable [ $r; Value:MBS("DynaPDF.Release"; $pdf) ] #Put in Container Set Field [ OCR::PDF; $PDFData ] #Cleanup Set Variable [ $r; Value:MBS( "OCR.CleanUp") ] Set Variable [ $r; Value:MBS( "GMImage.Destroy"; $img) ]
Fields used in this script	OCR::Result OCR::Image OCR::Text OCR::PDF
Scripts used in this script	InitDynaPDF
Layouts used in this script
Tables used in this script	OCR
Table occurrences used by this script	OCR
Custom Functions used by this script
Custom menu set used by this script

Previous Script: [Run Tesseract 4]

Script Name	Show Version
Run script with full access privileges	Off
Include In Menu	Yes
Layouts that use this script
Scripts that use this script
Script Definition
Script Steps	Show Custom Dialog [ Title: "Version"; Message: MBS("OCR.Version"); Default Button: “OK”, Commit: “Yes” ]
Fields used in this script
Scripts used in this script
Layouts used in this script
Tables used in this script
Table occurrences used by this script
Custom Functions used by this script
Custom menu set used by this script

Download example: OCR with DynaPDF

Used functions: