DepthJS setup

# Install ZeroMQ
sudo brew install zmq
easy_install pyzmq

[0] http://www.zeromq.org/bindings:python

# Install OpenCV
sudo brew install opencv

# Install libusb
    sudo brew install libusb

# Install libfreenect

    cd /usr/local/Library/Formula
    sudo curl --insecure -O "https://github.com/OpenKinect/libfreenect/raw/master/platform/osx/homebrew/libfreenect.rb"
    sudo curl --insecure -O "https://github.com/OpenKinect/libfreenect/raw/master/platform/osx/homebrew/libusb-freenect.rb"

    sudo brew install libfreenect

[0] http://openkinect.org/wiki/Getting_Started#Get_the_formulas


# Fix libJPEG:

    dyld: Symbol not found: __cg_jpeg_resync_to_restart
      Referenced from: /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/Resources/libTIFF.dylib
      Expected in: /usr/local/lib/libJPEG.dylib
     in /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/Resources/libTIFF.dylib
    Trace/BPT trap

    sudo cp /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Resources/libJPEG.dylib /usr/local/lib/libJPEG.dylib


# Fix libTIFF

    dyld: Symbol not found: __cg_TIFFClientOpen
      Referenced from: /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/ImageIO
      Expected in: /usr/local/lib/libTIFF.dylib
     in /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Versions/A/ImageIO
    Trace/BPT trap

    sudo cp /System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/ImageIO.framework/Resources/libTIFF.dylib /usr/local/lib/


# Build ocv_freenect

    cd depthjs/cv
    make

# Install DepthJS chrome extension

Type chrome://extensions, expand Developer mode click “Load unpacked extension” and select the "depthjs/chrome-extension" folder.

# Start the backend

Tornado/ZMQ backend:

    python depthjs/backend/backend.py

OpenCV/Freenect:

    ./depthjs/cv/ocv_freenect

# Load the extension

In chrome://extensions/, select the background.html link in the DepthJS section. Select the Javascript console, you should see events streaming in.