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archy-demo/neode-ui/optimize-video.sh
2026-03-17 02:14:04 +00:00

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3.9 KiB
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#!/bin/bash
# Video Optimization Script for Web
# Optimizes video-intro.mp4 for web use while preserving quality
set -e
VIDEO_DIR="public/assets/video"
INPUT_FILE="${VIDEO_DIR}/video-intro.mp4"
OUTPUT_FILE="${VIDEO_DIR}/video-intro-optimized.mp4"
BACKUP_FILE="${VIDEO_DIR}/video-intro-backup-$(date +%Y%m%d-%H%M%S).mp4"
echo "🎬 Video Optimization Script"
echo "============================"
echo ""
# Check if FFmpeg is installed
if ! command -v ffmpeg &> /dev/null; then
echo "❌ FFmpeg is not installed."
echo ""
echo "Install it with:"
echo " macOS: brew install ffmpeg"
echo " Linux: sudo apt install ffmpeg"
echo " Windows: Download from https://ffmpeg.org/download.html"
exit 1
fi
# Check if input file exists
if [ ! -f "$INPUT_FILE" ]; then
echo "❌ Input file not found: $INPUT_FILE"
exit 1
fi
echo "📹 Input file: $INPUT_FILE"
INPUT_SIZE=$(du -h "$INPUT_FILE" | cut -f1)
echo " Size: $INPUT_SIZE"
echo ""
# Get video info
echo "📊 Analyzing video..."
DURATION=$(ffprobe -v quiet -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 "$INPUT_FILE" 2>/dev/null || echo "unknown")
RESOLUTION=$(ffprobe -v quiet -select_streams v:0 -show_entries stream=width,height -of csv=s=x:p=0 "$INPUT_FILE" 2>/dev/null || echo "unknown")
echo " Duration: ${DURATION}s"
echo " Resolution: ${RESOLUTION}"
echo ""
# Create backup
echo "💾 Creating backup..."
cp "$INPUT_FILE" "$BACKUP_FILE"
echo " Backup saved to: $BACKUP_FILE"
echo ""
# Optimize video for web (target ~1MB)
echo "⚙️ Optimizing video for web (target ~1MB)..."
echo " Using H.264 with optimized settings"
echo " Preset: slow (best compression efficiency)"
echo " Resolution: 1280x720 (HD, good quality)"
echo " Frame rate: 30fps (smooth playback)"
echo ""
ffmpeg -i "$INPUT_FILE" \
-c:v libx264 \
-preset slow \
-crf 28 \
-profile:v high \
-level 4.0 \
-pix_fmt yuv420p \
-vf "scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)/2:(oh-ih)/2" \
-r 30 \
-c:a aac \
-b:a 64k \
-ar 44100 \
-movflags +faststart \
-threads 0 \
-y \
"$OUTPUT_FILE" 2>&1 | grep -E "(Duration|Stream|frame|size|time)" || true
if [ $? -eq 0 ]; then
echo ""
echo "✅ Optimization complete!"
echo ""
OUTPUT_SIZE=$(du -h "$OUTPUT_FILE" | cut -f1)
OUTPUT_BYTES=$(stat -f%z "$OUTPUT_FILE" 2>/dev/null || stat -c%s "$OUTPUT_FILE" 2>/dev/null)
OUTPUT_MB=$(echo "scale=2; $OUTPUT_BYTES / 1024 / 1024" | bc 2>/dev/null || echo "unknown")
echo "📊 Results:"
echo " Original size: $INPUT_SIZE"
echo " Optimized size: $OUTPUT_SIZE (~${OUTPUT_MB}MB)"
# Calculate compression ratio
ORIGINAL_BYTES=$(stat -f%z "$INPUT_FILE" 2>/dev/null || stat -c%s "$INPUT_FILE" 2>/dev/null)
if [ -n "$ORIGINAL_BYTES" ] && [ -n "$OUTPUT_BYTES" ]; then
RATIO=$(echo "scale=1; ($ORIGINAL_BYTES - $OUTPUT_BYTES) * 100 / $ORIGINAL_BYTES" | bc)
echo " Size reduction: ${RATIO}%"
# Check if target achieved
TARGET_BYTES=1048576 # 1MB in bytes
if [ "$OUTPUT_BYTES" -gt "$TARGET_BYTES" ]; then
EXCESS=$(echo "scale=1; ($OUTPUT_BYTES - $TARGET_BYTES) / 1024 / 1024" | bc)
echo ""
echo "⚠️ File size is ${EXCESS}MB over 1MB target"
echo " Consider using CRF 30-32 for smaller file size"
else
echo ""
echo "✅ Target achieved! File is under 1MB"
fi
fi
echo ""
echo "🔄 Replacing original file..."
mv "$OUTPUT_FILE" "$INPUT_FILE"
echo " ✅ Original file replaced with optimized version"
echo ""
echo "💡 To restore backup:"
echo " mv \"$BACKUP_FILE\" \"$INPUT_FILE\""
else
echo ""
echo "❌ Optimization failed. Original file preserved."
rm -f "$OUTPUT_FILE"
exit 1
fi
echo ""
echo "✨ Done! Video optimized for web (~1MB target)."