Steam Clip Conversion Script

convert.sh

#!/bin/bash

# Configuration
mkdir -p processed
mkdir -p to_delete
PROCESSED_ROOT=$(realpath processed)
TO_DELETE_ROOT=$(realpath to_delete)

# Iterate through each clip folder
for clip_dir in clips/*/; do
    [ -e "$clip_dir" ] || continue
    
    dir_name=$(basename "$clip_dir")
    
    # Read all segment directories into an array to handle multiple folders
    mapfile -t segment_dirs < <(find "$clip_dir" -name "init-stream0.m4s" -exec dirname {} \;)

    if [[ ${#segment_dirs[@]} -eq 0 ]]; then
        echo "No segments found in $dir_name, skipping."
        continue
    fi

    # Track if all segments for this clip processed successfully
    all_success=true

    for segment_dir in "${segment_dirs[@]}"; do
        segment_name=$(basename "$segment_dir")
        
        # If there's only 1 segment, name it normally. If multiple, append the segment name.
        if [[ ${#segment_dirs[@]} -eq 1 ]]; then
            output_file="$PROCESSED_ROOT/${dir_name}.mp4"
        else
            output_file="$PROCESSED_ROOT/${dir_name}_${segment_name}.mp4"
        fi
        
        echo "Processing segment: $segment_dir"

        pushd "$segment_dir" > /dev/null
        
        # 1. Stitch Video Chunks
        cat init-stream0.m4s chunk-stream0-*.m4s > temp_v.mp4
        
        # 2. Stitch Audio Chunks (if they exist)
        if [ -f "init-stream1.m4s" ]; then
            cat init-stream1.m4s chunk-stream1-*.m4s > temp_a.m4a
            
            ffmpeg -y -loglevel error -fflags +genpts -i temp_v.mp4 -i temp_a.m4a \
                   -c:v libx264 -preset fast -crf 23 -vf "scale=-2:720" -r 30 \
                   -c:a copy "$output_file"
            rm -f temp_a.m4a
        else
            ffmpeg -y -loglevel error -fflags +genpts -i temp_v.mp4 \
                   -c:v libx264 -preset fast -crf 23 -vf "scale=-2:720" -r 30 "$output_file"
        fi

        status=$?
        rm -f temp_v.mp4
        popd > /dev/null

        if [[ $status -ne 0 ]]; then
            echo "Error: FFmpeg failed for $segment_dir"
            all_success=false
        fi
    done

    # Move source to 'to_delete' only if all segments processed successfully
    if $all_success; then
        echo "Success. Moving $dir_name to 'to_delete'."
        mv "$(realpath "$clip_dir")" "$TO_DELETE_ROOT/"
    else
        echo "Error: One or more segments failed for $dir_name. Folder not moved."
    fi
done

echo "Batch processing complete."