▌ daily-comparative-data-video.md

# Daily Comparative Data Video ## Overview Short-form animated bar chart race video posted daily at 3pm HKT to @comparativedata1 YouTube channel. 1080×1920 portrait, ~86s. World Bank data. ## Cron Job - **ID:** `bbfe42b554f8` - **Schedule:** `0 15 * * *` (3pm Hong Kong time, daily) - **Instance:** Henry (main Nick instance) - **Output:** `/Users/Shared/hf-demo/gdp-animation/video_daily.mp4` ## 11-Topic Cycle Topic = (day_of_year - 2) % 11 1. **GDP per capita, PPP** — poorest 20 (NY.GDP.PCAP.PP.KD) 2. **Military Expenditure** — top 20 % GDP (MS.MIL.XPND.GD.ZS) 3. **Life Expectancy** — lowest 20 (SP.DYN.LE00.IN) 4. **CO2 per Capita** — top 20 (EN.ATM.CO2E.PC) ← added 5. **Population** — smallest 20 (SP.POP.TOTL) 6. **Internet Users** — lowest 20 (IT.NET.USER.ZS) 7. **Birth Rate** — highest 20 (SP.DYN.TFRT.IN) 8. **GINI Index** — highest 20 (SI.POV.GINI) ← added 9. **Unemployment Rate** — highest 20 (SL.UEM.TOTL.ZS) 10. **Health Expenditure/capita** — top 20 (SH.XPD.CHEE.PC.CD) ← added 11. **Fertility Rate** — highest 20 (SP.DYN.TFRT.IN) ## Script - `/tmp/daily_comparative_video.py` — main generator - Fetches World Bank API fresh each run - Renders frames with PIL → ffmpeg compile ## Output Files - Video: `/Users/Shared/hf-demo/gdp-animation/video_daily.mp4` - Frames: `/tmp/daily_frames/frame_%05d.png` - Music: `/tmp/interstellar_85s.mp3` (85s trim, 30% vol) - Flags: `/tmp/gdp_flags/` (flagcdn.com 80px PNGs) ## Video Specs - Duration: ~86s (3s title + 80s animation + 3s end card) - Resolution: 1080×1920 (9:16 portrait) - FPS: 30 | H.264 MP4 + AAC 192kbps - Style: dark BG (#0a0a0f), cyan accent (#40c8f0), gold title (#f0c040) ## YouTube Description Format "🔥 {HOOK} { FUN FACT about #1 country } This motion graphics video was created with Adobe After Effects. Data sourced from World Bank. For informational purposes only — not financial advice. 📊 {topic} data via @comparativedata1 #worlddata #dataviz #motiongraphics" ## Dependencies - Python PIL/Pillow, urllib, ffmpeg - World Bank API (no key needed) - Interstellar music at `/Volumes/My Shared Files/UTM/Music/` ## HyperFrames Mode (May 2026 upgrade) - Now uses `npx hyperframes render` instead of raw ffmpeg - Run from `/Users/Shared/hf-demo/` - Scene-by-scene from AI-generated images ## Recent Runs - **May 28 15:02** — Topic 5/11: Birth Rate (highest 20 countries). Some fetch errors (batch 60 timeout, batch 80 403). 154 countries / 5166 records fetched. Output: 102s, 4.6MB video.