From 9cfa84313c5833d7295fcf57be93d5d2aaadfd88 Mon Sep 17 00:00:00 2001
From: Vincent Rabaud <vrabaud@google.com>
Date: Sat, 10 Jul 2021 00:21:52 +0200
Subject: [PATCH] Use the one argument version of SetTotalBytesLimit.

The two argument versions has been deprecated, cf
https://developers.google.com/protocol-buffers/docs/reference/cpp/google.protobuf.io.coded_stream
---
 modules/dnn/src/caffe/caffe_io.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/dnn/src/caffe/caffe_io.cpp b/modules/dnn/src/caffe/caffe_io.cpp
index 2fc4d84f46..ebecf95eea 100644
--- a/modules/dnn/src/caffe/caffe_io.cpp
+++ b/modules/dnn/src/caffe/caffe_io.cpp
@@ -92,6 +92,7 @@
 #ifdef HAVE_PROTOBUF
 #include <google/protobuf/io/coded_stream.h>
 #include <google/protobuf/io/zero_copy_stream_impl.h>
+#include <google/protobuf/stubs/common.h>
 #include <google/protobuf/text_format.h>
 
 #include <opencv2/core.hpp>
@@ -1111,7 +1112,11 @@ static const int kProtoReadBytesLimit = INT_MAX;  // Max size of 2 GB minus 1 by
 
 bool ReadProtoFromBinary(ZeroCopyInputStream* input, Message *proto) {
     CodedInputStream coded_input(input);
+#if GOOGLE_PROTOBUF_VERSION >= 3006000
+    coded_input.SetTotalBytesLimit(kProtoReadBytesLimit);
+#else
     coded_input.SetTotalBytesLimit(kProtoReadBytesLimit, 536870912);
+#endif
 
     return proto->ParseFromCodedStream(&coded_input);
 }