Created
June 25, 2025 15:29
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Guaranteed flawless odp to pptx convertion
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| #!/bin/bash | |
| set -e | |
| INPUT="$1" | |
| EXT="${INPUT##*.}" | |
| BASENAME=$(basename "$INPUT" ."$EXT") | |
| INPUT_DIR=$(dirname "$(realpath "$INPUT")") | |
| TMPDIR=$(mktemp -d) | |
| # Step 0: Convert .odp or .pptx to PDF using LibreOffice | |
| if [[ "$EXT" == "odp" || "$EXT" == "pptx" ]]; then | |
| echo "🔄 Converting $INPUT to PDF..." | |
| soffice --headless --convert-to pdf "$INPUT" --outdir "$TMPDIR" | |
| PDF="$TMPDIR/$BASENAME.pdf" | |
| elif [[ "$EXT" == "pdf" ]]; then | |
| PDF="$INPUT" | |
| else | |
| echo "❌ Unsupported file type: $EXT" | |
| exit 1 | |
| fi | |
| # Step 1: Convert PDF slides to high-quality PNGs | |
| echo "🖼️ Converting PDF pages to PNGs..." | |
| pdftoppm -png -r 300 "$PDF" "$TMPDIR/slide" | |
| # Step 2: Generate output path | |
| OUTPUT_PATH="$INPUT_DIR/${BASENAME}.pngconv.pptx" | |
| # Step 3: Call Python to assemble PPTX | |
| echo "📦 Assembling PNGs into PPTX..." | |
| uv run --with python-pptx - "$TMPDIR" "$OUTPUT_PATH" <<'EOF' | |
| import sys | |
| import os | |
| from pptx import Presentation | |
| from pptx.util import Inches | |
| from PIL import Image | |
| img_dir = sys.argv[1] | |
| out_pptx = sys.argv[2] | |
| prs = Presentation() | |
| blank_slide_layout = prs.slide_layouts[6] | |
| img_files = sorted(f for f in os.listdir(img_dir) if f.endswith('.png')) | |
| # Set slide size to image size | |
| first_img = Image.open(os.path.join(img_dir, img_files[0])) | |
| prs.slide_width = first_img.width * 9525 | |
| prs.slide_height = first_img.height * 9525 | |
| for fname in img_files: | |
| path = os.path.join(img_dir, fname) | |
| slide = prs.slides.add_slide(blank_slide_layout) | |
| slide.shapes.add_picture(path, 0, 0, width=prs.slide_width, height=prs.slide_height) | |
| prs.save(out_pptx) | |
| EOF | |
| echo "✅ Created: $OUTPUT_PATH" |
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