Fix webcam not working with Google chat or Google Plus Hangouts under Ubuntu 64bit

Before proceeding, make sure Google Talk plugin is installed.

sudo apt-get install lib32v4l-0
sudo mv /opt/google/talkplugin/GoogleTalkPlugin /opt/google/talkplugin/GoogleTalkPlugin.real
echo ‘#!/bin/sh’ | sudo tee /opt/google/talkplugin/GoogleTalkPlugin
echo “LD_PRELOAD=/usr/lib32/libv4l/v4l1compat.so /opt/google/talkplugin/GoogleTalkPlugin.real” | sudo tee -a /opt/google/talkplugin/GoogleTalkPlugin
sudo chmod +x /opt/google/talkplugin/GoogleTalkPlugin

Revert:

sudo rm /opt/google/talkplugin/GoogleTalkPlugin
sudo mv /opt/google/talkplugin/GoogleTalkPlugin.real /opt/google/talkplugin/GoogleTalkPlugin