V2G.sh

gistfile1.txt

#!/bin/bash

# Required parameters:
# @raycast.schemaVersion 1
# @raycast.title V2G
# @raycast.mode compact

# Optional parameters:
# @raycast.icon 📸

# Documentation:
# @raycast.description Video to Gif
# @raycast.author Mohamed Ibrahim
# @raycast.authorURL https://github.com/MohamedISoliman

# @raycast.icon badge
# @raycast.argument1 { "type": "text", "placeholder": "Video Path"}

# Check if ffmpeg and gifsicle are installed
if ! command -v ffmpeg &> /dev/null || ! command -v gifsicle &> /dev/null; then
    echo "ffmpeg and gifsicle must be installed. Please install them."
    exit 1
fi

# Check input argument
if [ -z "$1" ]; then
    echo "An input video path must be provided."
    exit 1
fi

# Assigning argument to variable
INPUT_VIDEO="$1"
OUTPUT_GIF="${INPUT_VIDEO%.*}.gif"  # Initial output filename based on the video file

# Function to calculate scaling while maintaining aspect ratio
function calc_scale {
    local width=640  # Desired width
    local dims=$(ffprobe -v error -select_streams v:0 -show_entries stream=width,height -of csv=s=x:p=0 "$INPUT_VIDEO")
    local src_width=${dims%x*}
    local src_height=${dims#*x}

    local scale_height=$((src_height * width / src_width))
    echo "${width}:${scale_height}"  # Output format: width:height
}

# Ensure the GIF does not overwrite an existing file by appending a number
count=1
while [[ -f "$OUTPUT_GIF" ]]; do
    OUTPUT_GIF="${INPUT_VIDEO%.*}_${count}.gif"
    ((count++))
done

# Get scaling dimensions preserving aspect ratio
SCALING=$(calc_scale)

# Conversion processing from video to GIF with quality optimizations
ffmpeg -i "$INPUT_VIDEO" -vf "fps=20,scale=$SCALING:flags=lanczos" -loop 0 -f gif - | gifsicle --optimize=3 --colors 256 --delay=5 > "$OUTPUT_GIF"

echo "GIF created at: $OUTPUT_GIF"