With the camera component, you can open up your phone’s camera to take a picture.
You can find the Camera blocks in the Camera drawer of blocks.
Video tutorial
You can view a video tutorial that demonstrates all of the Camera blocks here:
Advanced Blocks
For each block in this drawer, you can right-click the block and select Show advanced block to see an expanded block with additional outputs. Both the simple and advanced blocks will be explained in this document.
Use Photo from Camera
This block will open the camera and allow the user to take a photo. The photo can then be used in the app.
Advanced Block
Output Name
Data Type
Function
photo
image
if a photo was taken, returns the photo
was cancelled
true/false
returns whether the user cancelled taking the photo
error
text
if there was an error, returns the error
Record Timed Video
Opens user camera, films from selected camera for chosen amount of time, returns video file.
Advanced Block
Input
Data Type
Function
Number of Seconds
Number
Set how long to record for
Using [...] Camera
Select from menu
Select camera to record with
Output
Data Type
Function
videoFile
Video file
The recorded video footage
Error
Text
If there is an error, returns the error. Else returns NULL
Record Untimed Video
Advanced Block
Input
Data Type
Function
Using [...] Camera
Select from menu
Select a camera to record with
Output
Data Type
Function
video file
Video File
Returns the recorded video footage
Error
Text
If there is an error, returns the error. Else returns NULL
Image Recognition
This block will generate a description of a given image. This block requires internet access.
This component is powered by Microsoft Azure. You can get your own server URL and subscription key for Microsoft Azure here. You can add these details to your app in the Project Settings panel, which you can access by clicking on your app icon.
Advanced Block
Output
Data Type
Function
description
text
description of the image
tags
list of text
returns tags used to identify the image
confidence level
number between 0 and 1
returns calculated confidence level that given description is accurate
error
text
if there was an error, returns the error
Barcode/QR Code scanner
This block will scan a barcode or a QR code and return its value.
Advanced Block
Output
Data Type
Function
value
text
value of scanned barcode/QR code
type
text
returns whether bar code or QR code was scanned
was cancelled
true/false
returns whether the user cancelled scanning a code
