inline bool PBFParser::ReadHeader() {
_ThreadData initData;
/** read Header */
if(!readPBFBlobHeader(input, &initData)) {
return false;
}
if(readBlob(input, &initData)) {
if(!initData.PBFHeaderBlock.ParseFromArray(&(initData.charBuffer[0]), initData.charBuffer.size() ) ) {
std::cerr << "[error] Header not parseable!" << std::endl;
return false;
}
for(int i = 0, featureSize = initData.PBFHeaderBlock.required_features_size(); i < featureSize; ++i) {
const std::string& feature = initData.PBFHeaderBlock.required_features( i );
bool supported = false;
if ( "OsmSchema-V0.6" == feature ) {
supported = true;
}
else if ( "DenseNodes" == feature ) {
supported = true;
}
if ( !supported ) {
std::cerr << "[error] required feature not supported: " << feature.data() << std::endl;
return false;
}
}
} else {
std::cerr << "[error] blob not loaded!" << std::endl;
}
return true;
}
bool PBFParser::readNextBlock(std::fstream &stream, ParserThreadData *thread_data)
{
if (stream.eof())
{
return false;
}
if (!readPBFBlobHeader(stream, thread_data))
{
return false;
}
if (thread_data->PBFBlobHeader.type() != "OSMData")
{
return false;
}
if (!readBlob(stream, thread_data))
{
return false;
}
if (!thread_data->PBFprimitiveBlock.ParseFromArray(&(thread_data->charBuffer[0]),
thread_data->charBuffer.size()))
{
std::cerr << "failed to parse PrimitiveBlock" << std::endl;
return false;
}
return true;
}
