setup.py

from setuptools import setup, Extension
from setuptools import find_packages

import pycparser
import numpy as np

import io

## do platform dependent
rs_h_filename = "/usr/local/include/librealsense/rs.h"


## extract RS_API in #define
rs_api = []
with io.open(rs_h_filename, encoding='latin') as rs_h_file:
    for l in rs_h_file.readlines():
        if "RS_API" in l:
            rs_api.append(" = ".join(l.split()[1:]))
        if len(rs_api) == 3: break
    versions = [int(x.split()[2]) for x in rs_api]
    rs_api.append("RS_API_VERSION = " + str((np.array(versions) * [10000, 100, 1]).sum()))
    with open("./pyrealsense/constants.py", "w") as constants:
        constants.write("\n".join(rs_api) + "\n\n")


## parse the header
ast = pycparser.parse_file(rs_h_filename, use_cpp=True)


## extract the enums from parsed header
enums_to_map = ['rs_capabilities', 'rs_stream', 'rs_format', 'rs_distortion', 'rs_ivcam_preset',
    'rs_option']

def get_enumlist(obj):
    for cn, c in obj.children():
        if type(c) is pycparser.c_ast.EnumeratorList:
            return c
        else:
            return get_enumlist(c)

def write_enumlist(f, obj, name):
    classname = "class " + name + "(object):"
    enumerates = []
    for i, (cn, c) in enumerate(obj.children()):
        enumerates.append("    "+c.name + " = " + str(i))
    f.write("\n".join([classname] + enumerates) + "\n\n")

with open("./pyrealsense/constants.py", "a") as constants:
    for c in ast.ext:
        if c.name in enums_to_map:
            e = get_enumlist(c)
            write_enumlist(constants, e, c.name)


## setup
module = [
    Extension( 'pyrealsense.rsutilwrapper',
               sources = ['pyrealsense/rsutilwrapper.c'],
               libraries = ['realsense'],
               include_dirs = [np.get_include(),'/usr/local/include/librealsense'],
               library_dirs = ['/usr/local/lib'],
            )
    ]

setup ( name = 'pyrealsense',
        version = '1.3',
        ext_modules = module,
        packages = find_packages(),
        )