app0.py

import os
os.system("pip uninstall -y gradio")
os.system("pip install gradio>=4.44.1")
import io
import gradio as gr
from PIL import Image
import vtracer
import tempfile

def convert_image(image, color_mode, hierarchical, mode, filter_speckle,
                  color_precision, layer_difference, corner_threshold,
                  length_threshold, max_iterations, splice_threshold, path_precision):
    """Converts an image to SVG using vtracer with customizable parameters."""

    if image is None:
        # Handle case where no image is uploaded yet, or it's cleared.
        # You might want to return empty/default outputs or raise a Gradio error.
        # For simplicity, returning None which might clear the outputs or show placeholders.
        # Depending on Gradio version, this might need more graceful handling.
        return None, None

    # Convert Gradio image to bytes for vtracer compatibility
    img_byte_array = io.BytesIO()
    image.save(img_byte_array, format='PNG') # Ensure input image is PIL, format can be inferred by PIL
    img_bytes = img_byte_array.getvalue()

    # Perform the conversion
    svg_str = vtracer.convert_raw_image_to_svg(
        img_bytes,
        # img_format='png', # vtracer can often infer this, but specifying is safer
        colormode=color_mode.lower(),
        hierarchical=hierarchical.lower(),
        mode=mode.lower(),
        filter_speckle=int(filter_speckle),
        color_precision=int(color_precision),
        layer_difference=int(layer_difference),
        corner_threshold=int(corner_threshold),
        length_threshold=float(length_threshold),
        max_iterations=int(max_iterations),
        splice_threshold=int(splice_threshold),
        path_precision=int(path_precision)
    )

    # Save the SVG string to a temporary file
    # It's crucial that this temp file is not deleted immediately
    # so Gradio's File component can serve it.
    # NamedTemporaryFile needs to be kept open or its name stored carefully.
    # A simpler approach for HF Spaces might be to write to a known path if persistence across calls isn't an issue,
    # but NamedTemporaryFile with delete=False is generally fine.
    temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.svg', mode='w', encoding='utf-8')
    temp_file.write(svg_str)
    temp_file.close() # Close the file handle, but the file itself remains due to delete=False

    # For gr.HTML, it's often better to pass the full SVG string.
    # vtracer usually produces a full SVG document including <svg> tags.
    # If image is None initially, image.width and image.height would cause an error.
    # The viewBox construction you had is fine if svg_str is just the inner content.
    # If svg_str is a full SVG, just use gr.HTML(svg_str).
    # Assuming svg_str is a full SVG document:
    html_output = gr.HTML(svg_str)
    # If you want to ensure a specific viewBox based on original image for the HTML display:
    # html_output = gr.HTML(f'<div style="width:{image.width}px; height:{image.height}px; overflow:auto;"><svg viewBox="0 0 {image.width} {image.height}">{svg_str}</svg></div>')
    # However, simply `gr.HTML(svg_str)` is usually sufficient if vtracer provides proper width/height in the SVG.

    return html_output, temp_file.name

# Gradio interface
iface = gr.Blocks()

with iface:
    gr.Markdown("# Hepzeka.com - Resmi SVG ye Dönüştür") # Using Markdown for title
    gr.Markdown("Bir resim yükleyin ve dönüştürme parametrelerini ihtiyacınıza göre özelleştirin.") # Using Markdown for description

    with gr.Row():
        with gr.Column(scale=1):
            image_input = gr.Image(type="pil", label="Upload Image")
            color_mode_input = gr.Radio(choices=["Color", "Binary"], value="Color", label="Color Mode")
            hierarchical_input = gr.Radio(choices=["Stacked", "Cutout"], value="Stacked", label="Hierarchical")
            mode_input = gr.Radio(choices=["Spline", "Polygon", "None"], value="Spline", label="Mode")
            filter_speckle_input = gr.Slider(minimum=1, maximum=10, value=4, step=1, label="Filter Speckle")
            color_precision_input = gr.Slider(minimum=1, maximum=8, value=6, step=1, label="Color Precision")
            layer_difference_input = gr.Slider(minimum=1, maximum=32, value=16, step=1, label="Layer Difference")
            corner_threshold_input = gr.Slider(minimum=10, maximum=90, value=60, step=1, label="Corner Threshold")
            length_threshold_input = gr.Slider(minimum=3.5, maximum=10, value=4.0, step=0.5, label="Length Threshold")
            max_iterations_input = gr.Slider(minimum=1, maximum=20, value=10, step=1, label="Max Iterations")
            splice_threshold_input = gr.Slider(minimum=10, maximum=90, value=45, step=1, label="Splice Threshold")
            path_precision_input = gr.Slider(minimum=1, maximum=10, value=8, step=1, label="Path Precision")
            
            submit_button = gr.Button("Convert to SVG")

        with gr.Column(scale=1):
            svg_output_display = gr.HTML(label="SVG Output")
            svg_download_link = gr.File(label="Download SVG")

    inputs_list = [
        image_input,
        color_mode_input,
        hierarchical_input,
        mode_input,
        filter_speckle_input,
        color_precision_input,
        layer_difference_input,
        corner_threshold_input,
        length_threshold_input,
        max_iterations_input,
        splice_threshold_input,
        path_precision_input
    ]
    outputs_list = [
        svg_output_display,
        svg_download_link
    ]

    # Using gr.Interface() inside gr.Blocks is one way,
    # but for more control with Blocks, you typically define event listeners.
    # However, your original structure with gr.Interface is fine.
    # To make it more "Blocks-idiomatic" with the defined components:
    submit_button.click(
        fn=convert_image,
        inputs=inputs_list,
        outputs=outputs_list
    )
    
    # If you prefer to keep your original gr.Interface structure:
    # (Comment out the submit_button.click above and uncomment the gr.Interface below)
    # gr.Interface(
    #     fn=convert_image,
    #     inputs=inputs_list, # or define them inline as you had
    #     outputs=outputs_list, # or define them inline
    #     # title and description can be handled by gr.Markdown elements at the top if using Blocks for layout
    # )

# Launch the interface
# For Hugging Face Spaces, share=True is not needed and can sometimes cause issues.
# Spaces handles the public URL.
iface.launch()