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| |
|
|
| import gradio as gr |
| from PIL import Image |
| import qrcode |
| from qrcode.constants import ERROR_CORRECT_L, ERROR_CORRECT_M, ERROR_CORRECT_Q, ERROR_CORRECT_H |
|
|
| EC_MAP = { |
| "L (7%)": ERROR_CORRECT_L, |
| "M (15%)": ERROR_CORRECT_M, |
| "Q (25%)": ERROR_CORRECT_Q, |
| "H (30%)": ERROR_CORRECT_H, |
| } |
|
|
| def make_qr( |
| text: str, |
| error_level: str, |
| box_size: int, |
| border: int, |
| fill_color: str, |
| back_color: str, |
| ): |
| if not text or not text.strip(): |
| return Image.new("RGB", (256, 256), color="white") |
| qr = qrcode.QRCode( |
| version=None, |
| error_correction=EC_MAP[error_level], |
| box_size=box_size, |
| border=border, |
| ) |
| qr.add_data(text.strip()) |
| qr.make(fit=True) |
| img = qr.make_image(fill_color=fill_color, back_color=back_color) |
| return img.convert("RGB") |
|
|
| with gr.Blocks(title="Text → QR Code") as demo: |
| gr.Markdown("# Text → QR Code") |
| with gr.Row(): |
| with gr.Column(): |
| text = gr.Textbox(label="Text or URL", placeholder="Type or paste your text here…", lines=4) |
| error_level = gr.Dropdown( |
| choices=list(EC_MAP.keys()), |
| value="M (15%)", |
| label="Error correction", |
| ) |
| box_size = gr.Slider(4, 20, value=10, step=1, label="Box size (pixel per module)") |
| border = gr.Slider(1, 10, value=4, step=1, label="Border (modules)") |
| fill_color = gr.ColorPicker(value="#000000", label="QR color") |
| back_color = gr.ColorPicker(value="#FFFFFF", label="Background color") |
| btn = gr.Button("Generate", variant="primary") |
| with gr.Column(): |
| out = gr.Image(type="pil", label="QR Code", height=400) |
|
|
| btn.click( |
| fn=make_qr, |
| inputs=[text, error_level, box_size, border, fill_color, back_color], |
| outputs=out, |
| ) |
|
|
| if __name__ == "__main__": |
| demo.launch() |
|
|
