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AVRecorder.StartPreview

Starts the preview.

Parameters

Parameter	Description	Example
AVSession	The ID for the AVRecorder session as returned by AVRecorder.Init.	$AVSession

Result

Returns OK or error.

Description

Examples

Start preview:

Set Variable [$r; Value:MBS("AVRecorder.AddPreviewToWindow"; $Session; Get(WindowName); 50; 200; 320; 240)]
Set Variable [$r; Value:MBS("AVRecorder.StartPreview"; $Session)]

Add preview to our layout:

# go to the right layout
Go to Layout [ “Webcam” (LiveStream) ; Animation: None ]
New Record/Request
# pause to actually show the new layout
Pause/Resume Script [ Duration (seconds): ,3 ]
# place preview on the control
Set Variable [ $r ; Value: MBS( "AVRecorder.AddPreviewWithControl"; $$SessionID; 0; "Preview" ) ]
# Start video stream
Set Variable [ $r ; Value: MBS( "AVRecorder.StartPreview"; $$sessionID ) ]

See also

• AVRecorder.AddPreviewToWindow
• AVRecorder.AddPreviewWithControl
• AVRecorder.CaptureStillPhoto
• AVRecorder.ClosePreview
• AVRecorder.Init

Release notes

• Version 10.5
  • Fixed crash with AVRecorder.StartPreview, AVRecorder.AddPreviewWithControl and AVRecorder.AddPreviewToWindow if you call those twice.
• Version 10.3
  • Fixed AVRecorder.StartPreview for iOS to position layer correctly.
• Version 8.2
  • Fixed problem in AVRecorder.StartPreview to run a second time. ClosePreview now stops preview correctly, so we can start it again later.

Example Databases

• AVRecorder/AVRecorder iOS Test
• AVRecorder/AVRecorder

Blog Entries

• MBS FileMaker Plugin, version 10.5pr6
• MBS FileMaker Plugin, version 10.3pr10
• MBS FileMaker Plugin, version 8.2pr7

This function checks for a paid license.

Created 18th February 2016, last changed 24th February 2022

AVRecorder.ShowPropertyDialog - AVRecorder.StartQRCodeDetection