batch-render.sh

#!/bin/bash
# Batch render CountryCompare videos from JSON props files
# Usage: ./batch-render.sh [props-dir]
# Each .json file in props/ becomes a separate video in out/

set -e

PROPS_DIR="${1:-props}"
OUT_DIR="out"

mkdir -p "$OUT_DIR"

echo "=== Batch Render: CountryCompare ==="
echo ""

count=0
total=$(ls "$PROPS_DIR"/*.json 2>/dev/null | wc -l | tr -d ' ')

if [ "$total" -eq 0 ]; then
  echo "No .json files found in $PROPS_DIR/"
  exit 1
fi

echo "Found $total props files in $PROPS_DIR/"
echo ""

for props_file in "$PROPS_DIR"/*.json; do
  name=$(basename "$props_file" .json)
  output="$OUT_DIR/$name.mp4"
  count=$((count + 1))

  echo "[$count/$total] Rendering: $name"
  echo "  Props: $props_file"
  echo "  Output: $output"

  npx remotion render CountryCompare "$output" --props="$props_file" 2>&1 | tail -3

  size=$(du -h "$output" | cut -f1)
  echo "  Done! ($size)"
  echo ""
done

echo "=== All $total videos rendered! ==="
ls -lh "$OUT_DIR"/*.mp4