Update app.py

app.py

@@ -6,7 +6,7 @@ from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
 from reportlab.lib import colors
 import io
 import re
-from pdf2image import convert_from_bytes
+import fitz  # PyMuPDF
 from PIL import Image
 
 # Initial markdown content
@@ -249,6 +249,23 @@ def create_main_pdf(markdown_text, base_font_size=10, auto_size=False):
     buffer.seek(0)
     return buffer.getvalue()
 
+# Function to convert PDF bytes to image using fitz (from backup.03302025-720pm.app.py)
+def pdf_to_image(pdf_bytes):
+    try:
+        # Open PDF from bytes
+        doc = fitz.open(stream=pdf_bytes, filetype="pdf")
+        # Get the first page
+        page = doc[0]
+        # Render page to pixmap with a zoom factor for clarity
+        pix = page.get_pixmap(matrix=fitz.Matrix(2.0, 2.0))  # 2x zoom
+        # Convert to PIL Image
+        img = Image.frombytes("RGB", [pix.width, pix.height], pix.samples)
+        doc.close()
+        return img
+    except Exception as e:
+        st.error(f"Failed to render PDF preview: {e}")
+        return None
+
 # Streamlit UI
 st.title("🚀 Cutting-Edge ML Outline Generator")
 
@@ -270,13 +287,12 @@ if 'markdown_content' not in st.session_state:
 with st.spinner("Generating PDF..."):
     pdf_bytes = create_main_pdf(st.session_state.markdown_content, base_font_size, auto_size)
 
-# Display PDF preview as image
+# Display PDF preview using fitz
 st.subheader("PDF Preview")
-try:
-    images = convert_from_bytes(pdf_bytes, dpi=200)  # Convert PDF to image
-    st.image(images[0], caption="PDF Page 1", use_column_width=True)
-except Exception as e:
-    st.error(f"Failed to render PDF preview: {e}")
+pdf_image = pdf_to_image(pdf_bytes)
+if pdf_image:
+    st.image(pdf_image, caption="PDF Page 1", use_column_width=True)
+else:
     st.info("Download the PDF to view it locally.")
 
 # Download button