42 lines
1.4 KiB
Bash
42 lines
1.4 KiB
Bash
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#!/bin/bash
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# NERDLETTER NUMBERS STATION MP4 GENERATOR — macOS friendly
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# Lincolnshire Poacher style for the retro crowd
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MESSAGE="$1"
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PAGE="$2"
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EPISODE="${3:-01}"
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OUTFILE="nerdletter_secret_${EPISODE}_page${PAGE}.mp4"
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echo "=== NERDLETTER SECRET TRANSMISSION #${EPISODE} ==="
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echo "Page ${PAGE} — Generating spoken MP4..."
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# 1. Spoken audio (classic numbers-station female voice)
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echo "NERDLETTER SECRET MESSAGE ${EPISODE}. USE DAY BOOK PAGE ${PAGE}. ${MESSAGE}" | \
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espeak-ng -ven+f3 -s115 -k25 -a 160 -w temp_voice.wav --punct="" 2>/dev/null
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# 2. Simple retro video (black background + green text) — no drawtext needed
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ffmpeg -f lavfi -i color=black:s=1280x720:d=18 -c:v libx264 -t 18 -pix_fmt yuv420p temp_bg.mp4 -y
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# Overlay text using subtitles (much more reliable on Homebrew ffmpeg)
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cat > temp_sub.srt << EOF
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1
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00:00:01,000 --> 00:00:18,000
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NERDLETTER SECRET TRANSMISSION #${EPISODE}
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USE DAY BOOK PAGE ${PAGE}
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${MESSAGE}
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DESTROY PAGE AFTER USE
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EOF
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# 3. Burn in subtitles + combine audio
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ffmpeg -i temp_bg.mp4 -i temp_voice.wav -vf subtitles=temp_sub.srt:force_style='Fontname=Courier New,Fontsize=42,PrimaryColour=&H00FF00&,BackColour=&H80000000&,BorderStyle=3' \
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-c:v libx264 -c:a aac -shortest "$OUTFILE" -y
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# Cleanup
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rm -f temp_voice.wav temp_bg.mp4 temp_sub.srt
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echo "✅ Done! → ${OUTFILE}"
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echo "Upload this MP4 to the website. Subscribers will feel like they're tuning into a real numbers station."
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