This patch enables transcoding on Synologys DiskStation Manager 6+ without a valid serial number. The structure is loosely based on https://github.com/keylase/nvidia-patch

Requirements:

• DiskStation Manager 6 or higher
• Your serial number must be in the proper format (e.g. XXXXPDNXXXXXX for DS918+, XXXXODNXXXXXX for DS3617xs, XXXXLWNXXXXXX for 3615xs)
• x86-64 based
• SSH/Terminal Access
• sudo/root

# sudo ./patch.sh -h

SYNOPSIS
    patch.sh [-h] [-p|-r|-l]
DESCRIPTION
    Patch to enable transcoding without a valid serial in DSM 6+
    	-h      Print this help message
        -p      Patch synocodectool
        -r      Restore original from backup        
        -l      List supported DSM versions

Examples are provided for DSM Version 6.2.2 24992-6

wget https://raw.githubusercontent.com/likeadoc/synocodectool-patch/master/patch.sh
chmod +x patch.sh

This patch performs a backup of the original file prior to making changes.

sudo ./patch.sh -p

If something goes horribly wrong restoring the original file is possible

bash ./patch.sh -r