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:
Camera Calibration,Image Blur,Stability AI Outpainting,Blur Visualization,Background Color Visualization,Polygon Zone Visualization,Image Contours,Bounding Box Visualization,Camera Focus,Absolute Static Crop,Crop Visualization,Reference Path Visualization,Stability AI Inpainting,Polygon Visualization,Contrast Equalization,Morphological Transformation,Roboflow Visual Search Classifier,Image Threshold,SIFT Comparison,Trace Visualization,Image Slicer,Color Visualization,Camera Focus,Stability AI Image Generation,Image Convert Grayscale,Circle Visualization,QR Code Generator,Contrast Enhancement,Morphological Transformation,Perspective Correction,Heatmap Visualization,Halo Visualization,Auto Rotate on Edges,Polygon Visualization,SIFT,Icon Visualization,Label Visualization,Dynamic Crop,Rich Label Visualization,Label Visualization,Keypoint Visualization,Halo Visualization,Image Preprocessing,Image Slicer,Line Counter Visualization,Text Display,Grid Visualization,Model Comparison Visualization,Mask Visualization,Background Subtraction,Ellipse Visualization,Classification Label Visualization,Stitch Images,Relative Static Crop,Corner Visualization,Triangle Visualization,Pixelate Visualization,Depth Estimation,Roboflow Visual Search,Dot 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"
}