DRM

using DRM

NB: HIGHLY EXPERIMENTAL
Chromium can partly use DRM with Widevine from Chrome.

usage

WidevineCdm

• Download latest Chrome
• Copy Google\ Chrome/Google\ Chrome.app/Contents/Frameworks/Google\ Chrome\ Framework.framework/Libraries/WidevineCdm to Chromium.app/Contents/Frameworks/Chromium\ Framework.framework/Libraries

  # assume Chrome is at /Volumes/Google\ Chrome
  # assume Chromium is at /Applications/Chromium.app
  cp -R /Volumes/Google\ Chrome/Google\ Chrome.app/Contents/Frameworks/Google\ Chrome\ Framework.framework/Libraries/WidevineCdm /Applications/Chromium.app/Contents/Frameworks/Chromium\ Framework.framework/Libraries/WidevineCdm

on 10.7

Need to link umbrella frameworks:

sudo ln -sv /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreGraphics.framework /System/Library/Frameworks/
sudo ln -sv /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/CoreText.framework /System/Library/Frameworks/

on 10.7 - 10.9

Need to install dummy pmenergy/pmsample libraries.

• Download dummy libraries
• Copy libraries to /usr/lib

  # assume dummy libraries are at ~/Downloads/dummylibs/
  sudo rsync -av ~/Downloads/dummylibs/*.dylib /usr/lib/

on 10.7 - 10.11

Need to install support libraries.

• Download support libraries
• Copy support libraries to Chromium Framework.framework/Libraries

  # assume Chromium is at /Applications/Chromium.app
  # assume support libraries are at ~/Downloads/supportlibs/
  rsync -av ~/Downloads/supportlibs/*.dylib /Applications/Chromium.app/Contents/Frameworks/Chromium\ Framework.framework/Libraries/

on 10.10

Need to unsign libwidevinecdm.dylib due to lack of sha1 CandidateCDHash

# assume Chromium is at /Applications/Chromium.app
codesign -fs - /Applications/Chromium.app/Contents/Frameworks/Chromium\ Framework.framework/Libraries/WidevineCdm/_platform_specific/mac_x64/libwidevinecdm.dylib

service list

working

• Amazon prime video
  • limited to SD for Chromium, not by OS limitation?

not working

• HBO Max