Once you have downloaded TVMOBiLi (free download) make sure that your Blu-Ray or DVD player is connected to the same internet connection as your computer. Once they are both online look at your Blu-Ray or DVD player's interface. You should see the TVMOBiLi icon popup (or for it to appear somewhere within your Blu-Ray or DVD player's standard navigation).

This is slightly different manufacturer (Samsung, Sony, LG etc).

Click on the TVMOBiLi icon with your Blu-Ray or DVD player's remote control. You will now be able to access all of the media saved on your PC or mac ON YOUR TV

TVMOBiLi is free to download here