How to from extratorrents on mac. Users working with large CD image files may need a program to compress them for easier use and transfer. Despite having few options, ECM for Mac performs this function well, and would be a welcome. Ecm to iso mac. ECM Compression tool. The ECM format allows you to reduce the size of a typical CD image file (BIN, CDI, NRG, CCD, or any other format that uses raw.
App name: ecm
App description: Prepare CD image files so they compress better
Press Command+Space and type Terminal and press enter/return key.
Run in Terminal app: ruby -e '$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)' < /dev/null 2> /dev/null and press enter/return key. If the screen prompts you to enter a password, please enter your Mac's user password to continue. When you type the password, it won't be displayed on screen, but the system would accept it. So just type your password and press ENTER/RETURN key. Then wait for the command to finish.