Chayane approve - meme creator

README.md

Download this video and put it in the same folder as the bash script (should be named chroma.mp4) https://mega.nz/file/iQFCGJ6a#kczm4JBL61ouguzvDX5HHY-9oPhBn261ymto7uiBsfI

chayane.sh

#!/bin/bash

# Check if the script is executed as root
if [ "$(id -u)" != "0" ]; then
   echo "This script must be run as root." >&2
   exit 1
fi

# Check for required software: ImageMagick and ffmpeg
check_software() {
    local software=$1
    if ! command -v "$software" >/dev/null 2>&1; then
        echo "$software is not installed."
        exit 2
    else
        echo "$software is installed."
    fi
}

check_software convert
check_software ffmpeg

# Initialize flip flag
perform_flip=false

# Parse command line arguments
while [[ "$#" -gt 0 ]]; do
    case $1 in
        -flip) perform_flip=true ;;
        *) url="${1}" ;; # Assume the first non-flag argument is the URL
    esac
    shift
done

# Verify if the URL is provided
if [ -z "${url}" ]; then
    echo "Usage: $0 [-flip] <URL>"
    exit 3
fi

# Define variables
destination_path="./"
timestamp=$(date +"%Y%m%d%H%M%S")
filename="${timestamp}_$(basename "$url")"

# Download the image
echo "Downloading the image..."
if wget "$url" -O "${destination_path}${filename}" > /dev/null 2>&1; then
    echo "Image downloaded: ${destination_path}${filename}."
else
    echo "Error in downloading: $url"
    exit 4
fi

# Resize the image to a maximum width of 500px
echo "Resizing the image..."
convert "${destination_path}${filename}" -resize "500x>" "${destination_path}${filename}"

# Check if flip is required
if [ "${perform_flip}" = true ]; then
    echo "Flipping the image..."
    convert "${destination_path}${filename}" -flop "${destination_path}${filename}"
fi

# Generate the video with chroma keying
echo "Processing video..."
ffmpeg -i chroma.mp4 -i "${destination_path}${filename}" \
-filter_complex "[0:v]chromakey=color=#00fc3b:similarity=0.12:blend=0.2[ckout];[1:v][ckout]overlay=(W-w)/2:(H-h)/2:format=auto,scale=trunc(iw/2)*2:trunc(ih/2)*2,format=yuv420p[v]" \
-map "[v]" -map 0:a? -c:v libx264 -crf 23 "${destination_path}${filename}.mp4" > /dev/null 2>&1

# Display the path of the generated file
echo "File ready at: ${destination_path}${filename}.mp4"