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14.6.4 xDeviceAudioRecord Widget
Control audio recording on mobile device. Audio file is saved in LMA's logical file system. Maximum audio length depends on the device storage space.
Properties
File
A string value indicates the fully qualified name of the file to record.
CompressionLevel
An integer from 1 to 5 that indicates the level of compression (1 is the lowest compression level, best quality, 5 is highest compression level, lowest quality). Default is 2.
Duration
An integer specifies the max recording duration in seconds. No limit when set to 0.
Methods
Record
Start recording.
- Input Arguments: None
- Output Argument: None.
- Return Value: Status Code
Stop
Stop recording.
- Input Arguments: None
- Output Argument: None.
- Return Value: None.
Events
Started
Triggered when recoding is started.
- Parameters:
|
Name
Type
Description
Status
Enum
See Status Code
Completed
Triggered when audio recording is finished. - Parameters:
|
Name
Type
Description
Status
Enum
See Status Code
Message
String
RecordFinished
Triggered when recoding has reached to duration limit. - Parameters: None
Code Examples
Define_Com Class(#xDeviceAudioRecord) Name(#AudioRecord) Evtroutine Handling(#COM_OWNER.Initialize) #Record.Enabled := false #Stop.Enabled := false Endroutine Evtroutine Handling(#AudioRecord.Initialize) #Record.Enabled := true #Stop.Enabled := true Endroutine Evtroutine Handling(#Record.Click) #AudioRecord.File := 'MyVoice' #AudioRecord.SampleRate := 44100 #AudioRecord.Channels := 2 #AudioRecord.Record() Endroutine Evtroutine Handling(#AudioRecord.Started) Status(#lstatus) If (#lstatus = 'OK') #Status := 'Recording started' Else #Status := 'Error starting recording: ' + #lstatus Endif Endroutine Evtroutine Handling(#AudioRecord.Completed) Status(#lstatus) Case (#lstatus) When ('= OK') #Status := 'Recording finished' Otherwise #Status := 'Error with recording: ' + #lstatus Endcase Endroutine Evtroutine Handling(#Stop.Click) #AudioRecord.Stop Endroutine
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