Qnap Surveillance Station Recording q264 to h264

QNAP Surveillance Station recording are marked as q264 but it is easy to change them to play with regular players Replace 4 byte at offset 0x70 and 0xBC from q264 to h264 Here is python code f=open("<Filename>.avi","r+") f.seek(0x70) f.write('h264') f.seek(0xBC) f.write('h264') f.close()