#!/usr/bin/env python3
# libwebp cffi bindings
# (c) 2017 Taeyeon Mori

import os
import cffi

from simplecpp import simple_cpp

# --------------------------------------------------------------
# libwebp headers
webp_headers = [os.path.join("lib_headers/webp", hdr_name) for hdr_name in
                ("types.h", "decode.h", "encode.h", "mux_types.h", "mux.h", "demux.h")]


# --------------------------------------------------------------
# C Code
header = """
"""

source = """
#include <Python.h>

#include <webp/decode.h>
#include <webp/encode.h>
#include <webp/mux.h>
#include <webp/demux.h>


"""

# --------------------------------------------------------------
# Initialize CFFI
libwebp = cffi.FFI()
libwebp.cdef(header)
libwebp.set_source("imglibs._libwebp", source, libraries=["webp", "webpmux", "webpdemux"])


# --------------------------------------------------------------
# Import libwebp symbols
defs = {"CFFI": True}

for header in webp_headers:
    print(header)
    with open(header, "r") as f:
        content = "".join(simple_cpp(f, defs))
        libwebp.cdef(content)


# --------------------------------------------------------------
# Build
if __name__ == "__main__":
    libwebp.compile(verbose=True)