pdf_to_svg.py

import fitz  # PyMuPDF

def convert_pdf_to_svg(input_pdf, output_svg, width, height):
    """
    Converts a PDF to an SVG while preserving dimensions and vector data.
    Args:
        input_pdf (str): Path to the input PDF file.
        output_svg (str): Path to save the output SVG file.
        width (float): Target width in inches.
        height (float): Target height in inches.
    """
    try:
        doc = fitz.open(input_pdf)
        svg_content = []

        # DPI for the conversion (72 DPI = 1 inch)
        dpi = 72
        scaling_x = width * dpi / doc[0].rect.width
        scaling_y = height * dpi / doc[0].rect.height

        for page_num in range(len(doc)):
            page = doc[page_num]
            matrix = fitz.Matrix(scaling_x, scaling_y)
            svg = page.get_svg_image(matrix=matrix)  # Extract SVG with scaling
            svg_content.append(svg)

        # Wrap SVG content with specified dimensions
        svg_header = f'<svg xmlns="http://www.w3.org/2000/svg" width="{width}in" height="{height}in" viewBox="0 0 {width * dpi} {height * dpi}">'
        svg_footer = "</svg>"

        with open(output_svg, "w") as svg_file:
            svg_file.write(svg_header + "\n".join(svg_content) + svg_footer)
    except Exception as e:
        raise ValueError(f"Error converting PDF to SVG: {str(e)}")