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