gistfile1.txt

> opencv@0.0.8 preinstall /Users/raphie/node_modules/opencv
> node-gyp clean rebuild

Package opencv was not found in the pkg-config search path.
Perhaps you should add the directory containing `opencv.pc'
to the PKG_CONFIG_PATH environment variable
No package 'opencv' found
Traceback (most recent call last):
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp_addon", line 38, in <module>
    rc = gyp.main(gyp_args)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/__init__.py", line 471, in main
    options.circular_check)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/__init__.py", line 111, in Load
    depth, generator_input_info, check, circular_check)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 2378, in Load
    depth, check)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 384, in LoadTargetBuildFile
    build_file_data, PHASE_EARLY, variables, build_file_path)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 1053, in ProcessVariablesAndConditionsInDict
    build_file)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 1068, in ProcessVariablesAndConditionsInList
    ProcessVariablesAndConditionsInDict(item, phase, variables, build_file)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 1027, in ProcessVariablesAndConditionsInDict
    ProcessConditionsInDict(the_dict, phase, variables, build_file)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 904, in ProcessConditionsInDict
    variables, build_file)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 1046, in ProcessVariablesAndConditionsInDict
    build_file, key)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 1053, in ProcessVariablesAndConditionsInDict
    build_file)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 1072, in ProcessVariablesAndConditionsInList
    expanded = ExpandVariables(item, phase, variables, build_file)
  File "/Users/raphie/.node-gyp/0.8.3/tools/gyp/pylib/gyp/input.py", line 714, in ExpandVariables
    (contents, p.returncode))
Exception: Call to 'pkg-config --cflags opencv' returned exit status 1. while trying to load binding.gyp