QR Code Detection¶
Class: QRCodeDetectorBlockV1
Source: inference.core.workflows.core_steps.models.third_party.qr_code_detection.v1.QRCodeDetectorBlockV1
Detect the location of a QR code.
This block is useful for manufacturing and consumer packaged goods projects where you need to detect a QR code region in an image. You can then apply Crop block to isolate each QR code then apply further processing (i.e. read a QR code with a custom block).
Type identifier¶
Use the following identifier in step "type" field: roboflow_core/qr_code_detector@v1to add the block as
as step in your workflow.
Properties¶
| Name | Type | Description | Refs |
|---|---|---|---|
name |
str |
Enter a unique identifier for this step.. | ❌ |
The Refs column marks possibility to parametrise the property with dynamic values available
in workflow runtime. See Bindings for more info.
Available Connections¶
Compatible Blocks
Check what blocks you can connect to QR Code Detection in version v1.
- inputs:
Background Color Visualization,Bounding Box Visualization,Polygon Zone Visualization,Line Counter Visualization,Ellipse Visualization,Polygon Visualization,Image Preprocessing,Triangle Visualization,SIFT,SIFT Comparison,Circle Visualization,Relative Static Crop,Absolute Static Crop,Polygon Visualization,Trace Visualization,Camera Calibration,Camera Focus,Camera Focus,Pixelate Visualization,Stability AI Outpainting,Heatmap Visualization,Stability AI Inpainting,Mask Visualization,Text Display,Contrast Equalization,Keypoint Visualization,Reference Path Visualization,Classification Label Visualization,Dot Visualization,Image Slicer,Color Visualization,Label Visualization,Dynamic Crop,Stitch Images,Halo Visualization,Image Contours,Image Threshold,Blur Visualization,Perspective Correction,Grid Visualization,Icon Visualization,Stability AI Image Generation,Morphological Transformation,Depth Estimation,Image Convert Grayscale,Background Subtraction,Image Slicer,QR Code Generator,Crop Visualization,Model Comparison Visualization,Image Blur,Corner Visualization,Halo Visualization - outputs: None
Input and Output Bindings¶
The available connections depend on its binding kinds. Check what binding kinds
QR Code Detection in version v1 has.
Bindings
-
input
images(image): The image to infer on..
-
output
predictions(qr_code_detection): Prediction with QR code detection.
Example JSON definition of step QR Code Detection in version v1
{
"name": "<your_step_name_here>",
"type": "roboflow_core/qr_code_detector@v1",
"images": "$inputs.image"
}