jhodgkin
5a45320057
One folder per song under songs/. Tracks PPTX slide files and Python generation scripts. PDFs and videos excluded (too large for git; originals are in Google Drive). Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
84 lines
2.2 KiB
Python
84 lines
2.2 KiB
Python
import fitz
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from pptx import Presentation
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from pptx.util import Emu, Inches
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import io
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PDF_PATH = r"C:\Users\jhodgkin\Pictures\Holy Places Flip Chart.pdf"
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OUT_PATH = r"C:\Users\jhodgkin\Pictures\Holy Places Flip Chart.pptx"
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DPI = 150
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SLIDE_W = Inches(13.333) # widescreen landscape
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SLIDE_H = Inches(7.5)
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GAP = Inches(0.1)
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doc = fitz.open(PDF_PATH)
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prs = Presentation()
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prs.slide_width = SLIDE_W
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prs.slide_height = SLIDE_H
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blank_layout = prs.slide_layouts[6]
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def render_page(page):
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mat = fitz.Matrix(DPI / 72, DPI / 72)
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pix = page.get_pixmap(matrix=mat, alpha=False)
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return io.BytesIO(pix.tobytes("png")), pix.width, pix.height
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def add_single_slide(page, label):
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img, pw, ph = render_page(page)
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slide = prs.slides.add_slide(blank_layout)
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aspect = pw / ph
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h = SLIDE_H
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w = int(h * aspect)
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if w > SLIDE_W:
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w = SLIDE_W
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h = int(w / aspect)
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left = (SLIDE_W - w) // 2
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top = (SLIDE_H - h) // 2
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slide.shapes.add_picture(img, left, top, width=w, height=h)
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print(f" Slide: {label}")
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def add_pair_slide(page_a, page_b, label):
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img_a, pw_a, ph_a = render_page(page_a)
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img_b, pw_b, ph_b = render_page(page_b)
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slide = prs.slides.add_slide(blank_layout)
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usable_w = (SLIDE_W - GAP) // 2
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def fit(pw, ph):
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aspect = pw / ph
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h = SLIDE_H
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w = int(h * aspect)
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if w > usable_w:
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w = usable_w
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h = int(w / aspect)
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return w, h
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wa, ha = fit(pw_a, ph_a)
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wb, hb = fit(pw_b, ph_b)
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top_a = (SLIDE_H - ha) // 2
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top_b = (SLIDE_H - hb) // 2
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# Center the pair horizontally
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total_w = wa + GAP + wb
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left_a = (SLIDE_W - total_w) // 2
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left_b = left_a + wa + GAP
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slide.shapes.add_picture(img_a, left_a, top_a, width=wa, height=ha)
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slide.shapes.add_picture(img_b, left_b, top_b, width=wb, height=hb)
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print(f" Slide: {label}")
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pages = list(doc)
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# Page 1 alone
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add_single_slide(pages[0], "page 1")
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# Pages 2+ in pairs
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for i in range(1, len(pages), 2):
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if i + 1 < len(pages):
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add_pair_slide(pages[i], pages[i + 1], f"pages {i+1}+{i+2}")
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else:
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add_single_slide(pages[i], f"page {i+1}")
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prs.save(OUT_PATH)
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print(f"\nSaved: {OUT_PATH}")
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