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