P24

compare_and_delete_larger.sh

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+#!/bin/bash
+
+# Script to compare .png/.jpg with their .webp versions and delete the larger one
+# Usage: ./compare_and_delete_larger.sh [directory]
+# Default: current directory
+
+set -euo pipefail
+
+TARGET_DIR="${1:-.}"
+
+echo "Scanning for image files in: $TARGET_DIR"
+
+# Function to process a single image file
+process_file() {
+    local original="$1"
+    local webp_file="${original}.webp"
+    
+    # Check if webp version exists
+    if [[ ! -f "$webp_file" ]]; then
+        echo "[SKIP] No webp version for: $original"
+        return 0
+    fi
+    
+    # Get file sizes
+    local original_size
+    local webp_size
+    original_size=$(stat -c%s "$original" 2>/dev/null || echo "0")
+    webp_size=$(stat -c%s "$webp_file" 2>/dev/null || echo "0")
+    
+    echo "[COMPARE] $original ($(numfmt --to=iec $original_size)) vs $webp_file ($(numfmt --to=iec $webp_size))"
+    
+    # Compare sizes
+    if [[ "$original_size" -gt "$webp_size" ]]; then
+        echo "[DELETE] $original is larger, deleting..."
+        rm -v "$original"
+    elif [[ "$original_size" -lt "$webp_size" ]]; then
+        echo "[DELETE] $webp_file is larger, deleting..."
+        rm -v "$webp_file"
+    else
+        echo "[SKIP] Both files have the same size"
+    fi
+}
+
+# Export the function for use with find -exec
+Export_func() {
+    export -f process_file
+}
+Export_func
+
+# Find all .png and .jpg files (case insensitive) and process them
+find "$TARGET_DIR" -type f \( -iname "*.png" -o -iname "*.jpg" -o -iname "*.jpeg" \) -print0 | while IFS= read -r -d '' file; do
+    process_file "$file"
+done
+
+echo ""
+echo "Done!"