Generate string_int_label_map.pb files at build time from proto defin…

…ition using protoc in the tensorflow repo. Add v1.5.0 to README

.gitignore

@@ -1,2 +1,5 @@
 .DS_Store
 xcuserdata
+
+string_int_label_map.pb.cc
+string_int_label_map.pb.h

README.md

@@ -16,6 +16,11 @@ An Object Detection application on iOS using Tensorflow and pre-trained COCO dat
 `git clone https://github.com/tensorflow/tensorflow`
 
 
+* `cd` into the tensorflow repo and checkout the `v1.5.0` tag.  This release has the Makefile support for the following `ANDROID_TYPES` environment variable
+
+`git checkout v1.5.0`
+
+
 * We need to build the tensorflow components with ANDROID_TYPES_FULL.  In the terminal type:
 
 `export ANDROID_TYPES="-D__ANDROID_TYPES_FULL__"`

objC/SupportingFiles/BuildPhase.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+#
+# Grab the proto definition file from the tensorflow models repository
+#
+echo "Downloading proto definition from models repo"
+curl -s -o /${TMPDIR}/string_int_label_map.proto https://raw.githubusercontent.com/tensorflow/models/master/research/object_detection/protos/string_int_label_map.proto
+
+#
+# Test for existence of the protobuf compiler in the tensorflow repo.
+#
+if [ ! -f $TENSORFLOW_ROOT/tensorflow/contrib/makefile/gen/protobuf-host/bin/protoc ]; then
+    echo "protoc not found in Tensorflow repo at tensorflow/contrib/makefile/gen/protobuf-host/bin.  Did you set TENSORFLOW_ROOT in tensorflow.xcconfig?"
+    return 1
+fi
+
+#
+# Generate the string_int_label_map.cc and .h file
+#
+
+
+if [ $? == 0 ]; then
+    echo "Generating string_int_label_map.  Output to '$SRCROOT'"
+    $TENSORFLOW_ROOT/tensorflow/contrib/makefile/gen/protobuf-host/bin/protoc --proto_path=${TMPDIR} --cpp_out=${SRCROOT}/Tensorflow/ string_int_label_map.proto
+else
+    exit 1
+fi
+
+return $?