Compiling protobuf with openFrameworks.

Thu May 22, 2014

For the past two days, I’ve been trying to get Google Protobuf to work with openFrameworks (c++) in XCode 5.1.1, without success.

Actually, getting protobuf to work in standard IOS projects is trivial, thanks to CocoaPods. A Podfile with the following entry pod 'GoogleProtobuf', '~> 2.5.0' combined with pod install does the job very well. Also, see this.

However, openFrameworks has its own build settings that does not play well with CocoaPods workspace. Thankfully, protobuf-objc is here to save the day.

protobuf-objc is an implementation of Protocol Buffers in Objective-C. Installation procedure is straight forward. The only thing to remember is that compiling .proto files should done via. the protoc-gen-objc plugin. More specifically,

protoc --plugin=/usr/local/bin/protoc-gen-objc person.proto --objc_out="./"

The resulting files are pb.h &

  « Previous: Next: »