From e4bf148cddf277834e57c9afeec8daff8378a655 Mon Sep 17 00:00:00 2001
From: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Date: Wed, 22 Nov 2017 15:27:07 +0100
Subject: [PATCH] Fix: File already exists in database: caffe.proto

Fixes error when importing python cv

Upstream-status: Backport https://github.com/opencv/opencv/pull/10092
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
 modules/dnn/CMakeLists.txt                                | 6 +++---
 modules/dnn/src/caffe/caffe_importer.cpp                  | 1 -
 modules/dnn/src/caffe/caffe_io.cpp                        | 1 -
 modules/dnn/src/caffe/caffe_io.hpp                        | 2 +-
 modules/dnn/src/caffe/{caffe.proto => opencv-caffe.proto} | 0
 5 files changed, 4 insertions(+), 6 deletions(-)
 rename modules/dnn/src/caffe/{caffe.proto => opencv-caffe.proto} (100%)

diff --git a/modules/dnn/CMakeLists.txt b/modules/dnn/CMakeLists.txt
index c6329a742263..8ef00ef983ff 100644
--- a/modules/dnn/CMakeLists.txt
+++ b/modules/dnn/CMakeLists.txt
@@ -55,13 +55,13 @@ ocv_warnings_disable(CMAKE_CXX_FLAGS
 
 if(PROTOBUF_UPDATE_FILES)
   file(GLOB proto_files src/tensorflow/*.proto)
-  list(APPEND proto_files src/caffe/caffe.proto)
+  list(APPEND proto_files src/caffe/opencv-caffe.proto)
   PROTOBUF_GENERATE_CPP(Protobuf_HDRS Protobuf_SRCS ${proto_files})
 else()
   file(GLOB fw_srcs ${CMAKE_CURRENT_SOURCE_DIR}/misc/tensorflow/*.cc)
   file(GLOB fw_hdrs ${CMAKE_CURRENT_SOURCE_DIR}/misc/tensorflow/*.h)
-  list(APPEND fw_srcs ${CMAKE_CURRENT_SOURCE_DIR}/misc/caffe/caffe.pb.cc)
-  list(APPEND fw_hdrs ${CMAKE_CURRENT_SOURCE_DIR}/misc/caffe/caffe.pb.h)
+  list(APPEND fw_srcs ${CMAKE_CURRENT_SOURCE_DIR}/misc/caffe/opencv-caffe.pb.cc)
+  list(APPEND fw_hdrs ${CMAKE_CURRENT_SOURCE_DIR}/misc/caffe/opencv-caffe.pb.h)
   list(APPEND Protobuf_SRCS ${fw_srcs})
   list(APPEND Protobuf_HDRS ${fw_hdrs})
   list(APPEND Protobuf_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/misc/caffe)
diff --git a/modules/dnn/src/caffe/caffe_importer.cpp b/modules/dnn/src/caffe/caffe_importer.cpp
index c075651b95b3..2c977c84b0f4 100644
--- a/modules/dnn/src/caffe/caffe_importer.cpp
+++ b/modules/dnn/src/caffe/caffe_importer.cpp
@@ -42,7 +42,6 @@
 #include "../precomp.hpp"
 
 #ifdef HAVE_PROTOBUF
-#include "caffe.pb.h"
 
 #include <iostream>
 #include <fstream>
diff --git a/modules/dnn/src/caffe/caffe_io.cpp b/modules/dnn/src/caffe/caffe_io.cpp
index 0f46ea77df9a..1d3c518f1328 100644
--- a/modules/dnn/src/caffe/caffe_io.cpp
+++ b/modules/dnn/src/caffe/caffe_io.cpp
@@ -99,7 +99,6 @@
 #include <fstream>
 #include <vector>
 
-#include "caffe.pb.h"
 #include "caffe_io.hpp"
 #include "glog_emulator.hpp"
 
diff --git a/modules/dnn/src/caffe/caffe_io.hpp b/modules/dnn/src/caffe/caffe_io.hpp
index 09bc5709a24e..f5912c3bcec1 100644
--- a/modules/dnn/src/caffe/caffe_io.hpp
+++ b/modules/dnn/src/caffe/caffe_io.hpp
@@ -91,7 +91,7 @@
 #define __OPENCV_DNN_CAFFE_IO_HPP__
 #ifdef HAVE_PROTOBUF
 
-#include "caffe.pb.h"
+#include "opencv-caffe.pb.h"
 
 namespace cv {
 namespace dnn {
diff --git a/modules/dnn/src/caffe/caffe.proto b/modules/dnn/src/caffe/opencv-caffe.proto
similarity index 100%
rename from modules/dnn/src/caffe/caffe.proto
rename to modules/dnn/src/caffe/opencv-caffe.proto
diff --git a/modules/dnn/src/layers/detection_output_layer.cpp b/modules/dnn/src/layers/detection_output_layer.cpp
index 0b72326f7e7d..f413bad5b81a 100644
--- a/modules/dnn/src/layers/detection_output_layer.cpp
+++ b/modules/dnn/src/layers/detection_output_layer.cpp
@@ -44,7 +44,7 @@
 #include "layers_common.hpp"
 #include <float.h>
 #include <string>
-#include <caffe.pb.h>
+#include <opencv-caffe.pb.h>
 
 namespace cv
 {
diff --git a/modules/dnn/src/caffe/caffe_importer.cpp b/modules/dnn/src/caffe/caffe_importer.cpp
index 2c977c84b0f4..a1827a381117 100644
--- a/modules/dnn/src/caffe/caffe_importer.cpp
+++ b/modules/dnn/src/caffe/caffe_importer.cpp
@@ -78,8 +78,8 @@ static cv::String toString(const T &v)
 
 class CaffeImporter : public Importer
 {
-    caffe::NetParameter net;
-    caffe::NetParameter netBinary;
+    opencvcaffe::NetParameter net;
+    opencvcaffe::NetParameter netBinary;
 
 public:
 
@@ -197,7 +197,7 @@ public:
         }
     }
 
-    void blobShapeFromProto(const caffe::BlobProto &pbBlob, MatShape& shape)
+    void blobShapeFromProto(const opencvcaffe::BlobProto &pbBlob, MatShape& shape)
     {
         shape.clear();
         if (pbBlob.has_num() || pbBlob.has_channels() || pbBlob.has_height() || pbBlob.has_width())
@@ -209,7 +209,7 @@ public:
         }
         else if (pbBlob.has_shape())
         {
-            const caffe::BlobShape &_shape = pbBlob.shape();
+            const opencvcaffe::BlobShape &_shape = pbBlob.shape();
 
             for (int i = 0; i < _shape.dim_size(); i++)
                 shape.push_back((int)_shape.dim(i));
@@ -218,7 +218,7 @@ public:
             CV_Error(Error::StsError, "Unknown shape of input blob");
     }
 
-    void blobFromProto(const caffe::BlobProto &pbBlob, cv::Mat &dstBlob)
+    void blobFromProto(const opencvcaffe::BlobProto &pbBlob, cv::Mat &dstBlob)
     {
         MatShape shape;
         blobShapeFromProto(pbBlob, shape);
@@ -233,7 +233,7 @@ public:
             dstData[i] = pbBlob.data(i);
     }
 
-    void extractBinaryLayerParms(const caffe::LayerParameter& layer, LayerParams& layerParams)
+    void extractBinaryLayerParms(const opencvcaffe::LayerParameter& layer, LayerParams& layerParams)
     {
         const std::string &name = layer.name();
 
@@ -247,7 +247,7 @@ public:
         if (li == netBinary.layer_size() || netBinary.layer(li).blobs_size() == 0)
             return;
 
-        const caffe::LayerParameter &binLayer = netBinary.layer(li);
+        const opencvcaffe::LayerParameter &binLayer = netBinary.layer(li);
         layerParams.blobs.resize(binLayer.blobs_size());
         for (int bi = 0; bi < binLayer.blobs_size(); bi++)
         {
@@ -289,7 +289,7 @@ public:
 
         for (int li = 0; li < layersSize; li++)
         {
-            const caffe::LayerParameter &layer = net.layer(li);
+            const opencvcaffe::LayerParameter &layer = net.layer(li);
             String name = layer.name();
             String type = layer.type();
             LayerParams layerParams;
@@ -313,7 +313,7 @@ public:
         addedBlobs.clear();
     }
 
-    void addOutput(const caffe::LayerParameter &layer, int layerId, int outNum)
+    void addOutput(const opencvcaffe::LayerParameter &layer, int layerId, int outNum)
     {
         const std::string &name = layer.top(outNum);
 
diff --git a/modules/dnn/src/caffe/caffe_io.hpp b/modules/dnn/src/caffe/caffe_io.hpp
index f5912c3bcec1..24cd5fa254eb 100644
--- a/modules/dnn/src/caffe/caffe_io.hpp
+++ b/modules/dnn/src/caffe/caffe_io.hpp
@@ -98,9 +98,9 @@ namespace dnn {
 
 // Read parameters from a file into a NetParameter proto message.
 void ReadNetParamsFromTextFileOrDie(const char* param_file,
-                                    caffe::NetParameter* param);
+                                    opencvcaffe::NetParameter* param);
 void ReadNetParamsFromBinaryFileOrDie(const char* param_file,
-                                      caffe::NetParameter* param);
+                                      opencvcaffe::NetParameter* param);
 
 }
 }
diff --git a/modules/dnn/src/caffe/opencv-caffe.proto b/modules/dnn/src/caffe/opencv-caffe.proto
index 3d23fb48ea6a..df4e1d3269ae 100644
--- a/modules/dnn/src/caffe/opencv-caffe.proto
+++ b/modules/dnn/src/caffe/opencv-caffe.proto
@@ -48,7 +48,7 @@
 
 syntax = "proto2";
 
-package caffe;
+package opencvcaffe;
 
 // Specifies the shape (dimensions) of a Blob.
 message BlobShape {
diff --git a/modules/dnn/src/layers/detection_output_layer.cpp b/modules/dnn/src/layers/detection_output_layer.cpp
index f413bad5b81a..832c257eebf9 100644
--- a/modules/dnn/src/layers/detection_output_layer.cpp
+++ b/modules/dnn/src/layers/detection_output_layer.cpp
@@ -72,7 +72,7 @@ public:
 
     int _backgroundLabelId;
 
-    typedef caffe::PriorBoxParameter_CodeType CodeType;
+    typedef opencvcaffe::PriorBoxParameter_CodeType CodeType;
     CodeType _codeType;
 
     bool _varianceEncodedInTarget;
@@ -85,7 +85,7 @@ public:
     enum { _numAxes = 4 };
     static const std::string _layerName;
 
-    typedef std::map<int, std::vector<caffe::NormalizedBBox> > LabelBBox;
+    typedef std::map<int, std::vector<opencvcaffe::NormalizedBBox> > LabelBBox;
 
     bool getParameterDict(const LayerParams &params,
                           const std::string &parameterName,
@@ -131,11 +131,11 @@ public:
     {
         String codeTypeString = params.get<String>("code_type").toLowerCase();
         if (codeTypeString == "corner")
-            _codeType = caffe::PriorBoxParameter_CodeType_CORNER;
+            _codeType = opencvcaffe::PriorBoxParameter_CodeType_CORNER;
         else if (codeTypeString == "center_size")
-            _codeType = caffe::PriorBoxParameter_CodeType_CENTER_SIZE;
+            _codeType = opencvcaffe::PriorBoxParameter_CodeType_CENTER_SIZE;
         else
-            _codeType = caffe::PriorBoxParameter_CodeType_CORNER;
+            _codeType = opencvcaffe::PriorBoxParameter_CodeType_CORNER;
     }
 
     DetectionOutputLayerImpl(const LayerParams &params)
@@ -215,7 +215,7 @@ public:
             GetConfidenceScores(confidenceData, num, numPriors, _numClasses, allConfidenceScores);
 
             // Retrieve all prior bboxes
-            std::vector<caffe::NormalizedBBox> priorBBoxes;
+            std::vector<opencvcaffe::NormalizedBBox> priorBBoxes;
             std::vector<std::vector<float> > priorVariances;
             GetPriorBBoxes(priorData, numPriors, priorBBoxes, priorVariances);
 
@@ -272,7 +272,7 @@ public:
             for (size_t j = 0; j < indices.size(); ++j, ++count)
             {
                 int idx = indices[j];
-                const caffe::NormalizedBBox& decode_bbox = label_bboxes->second[idx];
+                const opencvcaffe::NormalizedBBox& decode_bbox = label_bboxes->second[idx];
                 outputsData[count * 7] = i;
                 outputsData[count * 7 + 1] = label;
                 outputsData[count * 7 + 2] = scores[idx];
@@ -355,7 +355,7 @@ public:
 
     // Compute bbox size
     template<bool normalized>
-    static float BBoxSize(const caffe::NormalizedBBox& bbox)
+    static float BBoxSize(const opencvcaffe::NormalizedBBox& bbox)
     {
         if (bbox.xmax() < bbox.xmin() || bbox.ymax() < bbox.ymin())
         {
@@ -388,10 +388,10 @@ public:
     // Decode a bbox according to a prior bbox
     template<bool variance_encoded_in_target>
     static void DecodeBBox(
-        const caffe::NormalizedBBox& prior_bbox, const std::vector<float>& prior_variance,
+        const opencvcaffe::NormalizedBBox& prior_bbox, const std::vector<float>& prior_variance,
         const CodeType code_type,
-        const bool clip_bbox, const caffe::NormalizedBBox& bbox,
-        caffe::NormalizedBBox& decode_bbox)
+        const bool clip_bbox, const opencvcaffe::NormalizedBBox& bbox,
+        opencvcaffe::NormalizedBBox& decode_bbox)
     {
         float bbox_xmin = variance_encoded_in_target ? bbox.xmin() : prior_variance[0] * bbox.xmin();
         float bbox_ymin = variance_encoded_in_target ? bbox.ymin() : prior_variance[1] * bbox.ymin();
@@ -399,13 +399,13 @@ public:
         float bbox_ymax = variance_encoded_in_target ? bbox.ymax() : prior_variance[3] * bbox.ymax();
         switch(code_type)
         {
-            case caffe::PriorBoxParameter_CodeType_CORNER:
+            case opencvcaffe::PriorBoxParameter_CodeType_CORNER:
                 decode_bbox.set_xmin(prior_bbox.xmin() + bbox_xmin);
                 decode_bbox.set_ymin(prior_bbox.ymin() + bbox_ymin);
                 decode_bbox.set_xmax(prior_bbox.xmax() + bbox_xmax);
                 decode_bbox.set_ymax(prior_bbox.ymax() + bbox_ymax);
                 break;
-            case caffe::PriorBoxParameter_CodeType_CENTER_SIZE:
+            case opencvcaffe::PriorBoxParameter_CodeType_CENTER_SIZE:
             {
                 float prior_width = prior_bbox.xmax() - prior_bbox.xmin();
                 CV_Assert(prior_width > 0);
@@ -431,7 +431,7 @@ public:
         };
         if (clip_bbox)
         {
-            // Clip the caffe::NormalizedBBox such that the range for each corner is [0, 1]
+            // Clip the opencvcaffe::NormalizedBBox such that the range for each corner is [0, 1]
             decode_bbox.set_xmin(std::max(std::min(decode_bbox.xmin(), 1.f), 0.f));
             decode_bbox.set_ymin(std::max(std::min(decode_bbox.ymin(), 1.f), 0.f));
             decode_bbox.set_xmax(std::max(std::min(decode_bbox.xmax(), 1.f), 0.f));
@@ -443,11 +443,11 @@ public:
 
     // Decode a set of bboxes according to a set of prior bboxes
     static void DecodeBBoxes(
-        const std::vector<caffe::NormalizedBBox>& prior_bboxes,
+        const std::vector<opencvcaffe::NormalizedBBox>& prior_bboxes,
         const std::vector<std::vector<float> >& prior_variances,
         const CodeType code_type, const bool variance_encoded_in_target,
-        const bool clip_bbox, const std::vector<caffe::NormalizedBBox>& bboxes,
-        std::vector<caffe::NormalizedBBox>& decode_bboxes)
+        const bool clip_bbox, const std::vector<opencvcaffe::NormalizedBBox>& bboxes,
+        std::vector<opencvcaffe::NormalizedBBox>& decode_bboxes)
     {
         CV_Assert(prior_bboxes.size() == prior_variances.size());
         CV_Assert(prior_bboxes.size() == bboxes.size());
@@ -470,7 +470,7 @@ public:
 
     // Decode all bboxes in a batch
     static void DecodeBBoxesAll(const std::vector<LabelBBox>& all_loc_preds,
-        const std::vector<caffe::NormalizedBBox>& prior_bboxes,
+        const std::vector<opencvcaffe::NormalizedBBox>& prior_bboxes,
         const std::vector<std::vector<float> >& prior_variances,
         const int num, const bool share_location,
         const int num_loc_classes, const int background_label_id,
@@ -503,10 +503,10 @@ public:
     // Get prior bounding boxes from prior_data
     //    prior_data: 1 x 2 x num_priors * 4 x 1 blob.
     //    num_priors: number of priors.
-    //    prior_bboxes: stores all the prior bboxes in the format of caffe::NormalizedBBox.
+    //    prior_bboxes: stores all the prior bboxes in the format of opencvcaffe::NormalizedBBox.
     //    prior_variances: stores all the variances needed by prior bboxes.
     static void GetPriorBBoxes(const float* priorData, const int& numPriors,
-                        std::vector<caffe::NormalizedBBox>& priorBBoxes,
+                        std::vector<opencvcaffe::NormalizedBBox>& priorBBoxes,
                         std::vector<std::vector<float> >& priorVariances)
     {
         priorBBoxes.clear(); priorBBoxes.resize(numPriors);
@@ -514,7 +514,7 @@ public:
         for (int i = 0; i < numPriors; ++i)
         {
             int startIdx = i * 4;
-            caffe::NormalizedBBox& bbox = priorBBoxes[i];
+            opencvcaffe::NormalizedBBox& bbox = priorBBoxes[i];
             bbox.set_xmin(priorData[startIdx]);
             bbox.set_ymin(priorData[startIdx + 1]);
             bbox.set_xmax(priorData[startIdx + 2]);
@@ -565,7 +565,7 @@ public:
                     {
                         labelBBox[label].resize(numPredsPerClass);
                     }
-                    caffe::NormalizedBBox& bbox = labelBBox[label][p];
+                    opencvcaffe::NormalizedBBox& bbox = labelBBox[label][p];
                     bbox.set_xmin(locData[startIdx + c * 4]);
                     bbox.set_ymin(locData[startIdx + c * 4 + 1]);
                     bbox.set_xmax(locData[startIdx + c * 4 + 2]);
@@ -612,7 +612,7 @@ public:
     //    nms_threshold: a threshold used in non maximum suppression.
     //    top_k: if not -1, keep at most top_k picked indices.
     //    indices: the kept indices of bboxes after nms.
-    static void ApplyNMSFast(const std::vector<caffe::NormalizedBBox>& bboxes,
+    static void ApplyNMSFast(const std::vector<opencvcaffe::NormalizedBBox>& bboxes,
           const std::vector<float>& scores, const float score_threshold,
           const float nms_threshold, const float eta, const int top_k,
           std::vector<int>& indices)
@@ -674,10 +674,10 @@ public:
 
     // Compute the jaccard (intersection over union IoU) overlap between two bboxes.
     template<bool normalized>
-    static float JaccardOverlap(const caffe::NormalizedBBox& bbox1,
-                         const caffe::NormalizedBBox& bbox2)
+    static float JaccardOverlap(const opencvcaffe::NormalizedBBox& bbox1,
+                         const opencvcaffe::NormalizedBBox& bbox2)
     {
-        caffe::NormalizedBBox intersect_bbox;
+        opencvcaffe::NormalizedBBox intersect_bbox;
         if (bbox2.xmin() > bbox1.xmax() || bbox2.xmax() < bbox1.xmin() ||
             bbox2.ymin() > bbox1.ymax() || bbox2.ymax() < bbox1.ymin())
         {
diff --git a/modules/dnn/src/caffe/caffe_io.cpp b/modules/dnn/src/caffe/caffe_io.cpp
index 1d3c518f1328..3cf6e255aa60 100644
--- a/modules/dnn/src/caffe/caffe_io.cpp
+++ b/modules/dnn/src/caffe/caffe_io.cpp
@@ -107,7 +107,7 @@ namespace dnn {
 
 using std::string;
 using std::map;
-using namespace caffe;
+using namespace opencvcaffe;
 using namespace ::google::protobuf;
 using namespace ::google::protobuf::io;