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