From 2cb5dd752037ff81329578d1514dac7de0e3ee16 Mon Sep 17 00:00:00 2001 From: slomo Date: Wed, 12 Jan 2011 20:37:16 +0100 Subject: merged code from old repo --- pbf2db/pbf2db.py | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100755 pbf2db/pbf2db.py (limited to 'pbf2db/pbf2db.py') diff --git a/pbf2db/pbf2db.py b/pbf2db/pbf2db.py new file mode 100755 index 0000000..c6089fc --- /dev/null +++ b/pbf2db/pbf2db.py @@ -0,0 +1,44 @@ +#!/usr/bin/python + +import osmformat_pb2 +import fileformat_pb2 +import sys +import socket +import zlib +from binarystream import BinaryStream + + +headerSizeMax = 64 * 1024 +bodySizeMax = 32*1024*1024 + +f = open("berlin.osm.pbf") +stream = BinaryStream(f) +headerSize = socket.ntohl(stream.readUInt32()); + +if headerSizeMax < headerSize: + raise ValueError("Header to long") + +headerbuff = stream.readBytes(headerSize) +blobheader = fileformat_pb2.BlobHeader() +blobheader.ParseFromString(headerbuff) +bodysize = blobheader.datasize + +if bodySizeMax < bodysize: + raise ValueError("Body to fat") + +blobbuff = stream.readBytes(bodysize) +blob = fileformat_pb2.Blob() +blob.ParseFromString(blobbuff) + +if blob.raw != "": + rawstr = blob.raw +else: + rawstr = zlib.decompress(blob.zlib_data) + +headerblock = osmformat_pb2.HeaderBlock() +headerblock.ParseFromString(rawstr) + +print "Source:",headerblock.source +print "Writingprog:",headerblock.writingprogram +print "required features:",headerblock.required_features + -- cgit v1.2.3