Merge pull request #226 from Eclipsess/develop

fix #225 add box_coder and test

src/operators/box_coder_op.cpp

+/* Copyright (c) 2016 Baidu, Inc. All Rights Reserved.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+==============================================================================*/
+
+#include "operators/box_coder_op.h"
+#include <vector>
+namespace paddle_mobile {
+namespace operators {
+
+template <typename Dtype, typename T>
+void BoxCoderOp<Dtype, T>::InferShape() const {
+  auto input_priorbox_dims = param_.InputPriorBox()->dims();
+  auto input_priorboxvar_dims = param_.InputPriorBoxVar()->dims();
+  auto input_targetbox_dims = param_.InputTargetBox()->dims();
+
+  auto code_type = param_.CodeType();
+
+  if (code_type == "encode_center_size") {
+    if (input_targetbox_dims.size() != 2) {
+      LOG(kLOG_ERROR) << " The rank of Input of TargetBox must be 2";
+    }
+    if (input_targetbox_dims[1] != 4) {
+      LOG(kLOG_ERROR) << " The shape of TargetBox is [M, 4]";
+    }
+  }
+  if (code_type == "decode_center_size") {
+    if (input_targetbox_dims.size() != 3) {
+      LOG(kLOG_ERROR) << "The rank of Input of TargetBox must be 3";
+    }
+    if (input_targetbox_dims[1] != input_priorbox_dims[0] ||
+        input_targetbox_dims[2] != input_priorbox_dims[1]) {
+      LOG(kLOG_ERROR) << " dimension not match";
+    }
+  }
+  param_.OutputBox()->Resize(framework::make_ddim(
+      {input_targetbox_dims[0], input_priorbox_dims[0], 4}));
+}
+template class BoxCoderOp<CPU, float>;
+}  // namespace operators
+}  // namespace paddle_mobile

src/operators/box_coder_op.h

+/* Copyright (c) 2016 Baidu, Inc. All Rights Reserved.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+==============================================================================*/
+
+#pragma once
+
+#include <string>
+
+#include "framework/operator.h"
+#include "operators/kernel/box_coder_kernel.h"
+#include "operators/op_param.h"
+
+namespace paddle_mobile {
+namespace operators {
+
+using paddle_mobile::framework::Tensor;
+
+template <typename DeviceType, typename T>
+class BoxCoderOp : public framework::OperatorWithKernel<DeviceType> {
+ public:
+  BoxCoderOp(const std::string &type, const VariableNameMap &inputs,
+             const VariableNameMap &outputs,
+             const framework::AttributeMap attrs,
+             std::shared_ptr<framework::Scope> scope)
+      : framework::OperatorWithKernel<DeviceType>(type, inputs, outputs, attrs,
+                                                  scope),
+        param_(inputs, outputs, attrs, *scope) {}
+
+  void Run() const {
+    operators::BoxCoderKernel<DeviceType, T> kernel;
+    kernel.Compute(param_);
+  }
+
+  using framework::OperatorWithKernel<DeviceType>::OperatorWithKernel;
+  void InferShape() const override;
+
+ protected:
+  BoxCoderParam param_;
+};
+
+}  // namespace operators
+}  // namespace paddle_mobile

src/operators/kernel/arm/box_coder_kernel.cpp

+/* Copyright (c) 2016 Baidu, Inc. All Rights Reserved.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+==============================================================================*/
+
+#pragma once
+
+#include "operators/kernel/box_coder_kernel.h"
+
+namespace paddle_mobile {
+namespace operators {
+
+template <typename T>
+void EncodeCenterSize(const framework::Tensor& target_box,
+                      const framework::Tensor& prior_box,
+                      const framework::Tensor& prior_box_var, T* output) {
+  int64_t row = target_box.dims()[0];
+  int64_t col = prior_box.dims()[0];
+  int64_t len = prior_box.dims()[1];
+  auto* target_box_data = target_box.data<T>();
+  auto* prior_box_data = prior_box.data<T>();
+  auto* prior_box_var_data = prior_box_var.data<T>();
+
+  for (int64_t i = 0; i < row; ++i) {
+    for (int64_t j = 0; j < col; ++j) {
+      T prior_box_width = prior_box_data[j * len + 2] - prior_box_data[j * len];
+      T prior_box_height =
+          prior_box_data[j * len + 3] - prior_box_data[j * len + 1];
+      T prior_box_center_x =
+          (prior_box_data[j * len + 2] + prior_box_data[j * len]) / 2;
+      T prior_box_center_y =
+          (prior_box_data[j * len + 3] + prior_box_data[j * len + 1]) / 2;
+
+      T target_box_center_x =
+          (target_box_data[i * len + 2] + target_box_data[i * len]) / 2;
+      T target_box_center_y =
+          (target_box_data[i * len + 3] + target_box_data[i * len + 1]) / 2;
+      T target_box_width =
+          target_box_data[i * len + 2] - target_box_data[i * len];
+      T target_box_height =
+          target_box_data[i * len + 3] - target_box_data[i * len + 1];
+
+      size_t offset = i * col * len + j * len;
+      output[offset] = (target_box_center_x - prior_box_center_x) /
+                       prior_box_width / prior_box_var_data[j * len];
+      output[offset + 1] = (target_box_center_y - prior_box_center_y) /
+                           prior_box_height / prior_box_var_data[j * len + 1];
+      output[offset + 2] =
+          std::log(std::fabs(target_box_width / prior_box_width)) /
+          prior_box_var_data[j * len + 2];
+      output[offset + 3] =
+          std::log(std::fabs(target_box_height / prior_box_height)) /
+          prior_box_var_data[j * len + 3];
+    }
+  }
+}
+
+template <typename T>
+void DecodeCenterSize(const framework::Tensor& target_box,
+                      const framework::Tensor& prior_box,
+                      const framework::Tensor& prior_box_var, T* output) {
+  int64_t row = target_box.dims()[0];
+  int64_t col = prior_box.dims()[0];
+  int64_t len = prior_box.dims()[1];
+
+  auto* target_box_data = target_box.data<T>();
+  auto* prior_box_data = prior_box.data<T>();
+  auto* prior_box_var_data = prior_box_var.data<T>();
+
+  for (int64_t i = 0; i < row; ++i) {
+    for (int64_t j = 0; j < col; ++j) {
+      size_t offset = i * col * len + j * len;
+      T prior_box_width = prior_box_data[j * len + 2] - prior_box_data[j * len];
+      T prior_box_height =
+          prior_box_data[j * len + 3] - prior_box_data[j * len + 1];
+      T prior_box_center_x =
+          (prior_box_data[j * len + 2] + prior_box_data[j * len]) / 2;
+      T prior_box_center_y =
+          (prior_box_data[j * len + 3] + prior_box_data[j * len + 1]) / 2;
+
+      T target_box_center_x = prior_box_var_data[j * len] *
+                                  target_box_data[offset] * prior_box_width +
+                              prior_box_center_x;
+      T target_box_center_y = prior_box_var_data[j * len + 1] *
+                                  target_box_data[offset + 1] *
+                                  prior_box_height +
+                              prior_box_center_y;
+      T target_box_width = std::exp(prior_box_var_data[j * len + 2] *
+                                    target_box_data[offset + 2]) *
+                           prior_box_width;
+      T target_box_height = std::exp(prior_box_var_data[j * len + 3] *
+                                     target_box_data[offset + 3]) *
+                            prior_box_height;
+
+      output[offset] = target_box_center_x - target_box_width / 2;
+      output[offset + 1] = target_box_center_y - target_box_height / 2;
+      output[offset + 2] = target_box_center_x + target_box_width / 2;
+      output[offset + 3] = target_box_center_y + target_box_height / 2;
+    }
+  }
+}
+
+template <>
+void BoxCoderKernel<CPU, float>::Compute(const BoxCoderParam& param) const {
+  const auto* input_priorbox = param.InputPriorBox();
+  const auto* input_priorboxvar = param.InputPriorBoxVar();
+  const auto* input_targetbox = param.InputTargetBox();
+
+  const auto& code_type = param.CodeType();
+
+  auto row = input_targetbox->dims()[0];
+  auto col = input_priorbox->dims()[0];
+  auto len = input_priorbox->dims()[1];
+
+  Tensor* output_box = param.OutputBox();
+  auto* output_box_dataptr = output_box->mutable_data<float>({row, col, len});
+
+  if (code_type == "encode_center_size") {
+    EncodeCenterSize<float>(*input_targetbox, *input_priorbox,
+                            *input_priorboxvar, output_box_dataptr);
+  }
+  if (code_type == "decode_center_size") {
+    DecodeCenterSize<float>(*input_targetbox, *input_priorbox,
+                            *input_priorboxvar, output_box_dataptr);
+  }
+}
+}  // namespace operators
+}  // namespace paddle_mobile

src/operators/kernel/arm/concat_kernel.cpp

@@ -61,7 +61,7 @@ void StridedNumelCopyWithAxis(int64_t axis, T *dst,
   int64_t src_after = src_stride_numel[axis];
   int64_t dst_after = dst_stride_numel[axis];
 
-  ///"src and dst tensor should have the same dims size."
+  /// "src and dst tensor should have the same dims size."
   assert(src_stride_numel.size() == dst_stride_numel.size());
 
   for (int64_t i = 0; i < axis; ++i) {
@@ -79,7 +79,6 @@ void StridedNumelCopyWithAxis(int64_t axis, T *dst,
       assert(src_stride_numel[i] == dst_stride_numel[i]);
     }
   }
-
   for (int64_t i = 0; i < before; ++i) {
     memory::Copy(dst + i * dst_after, src + i * src_after, sizeof(T) * size);
   }

src/operators/kernel/arm/prior_box_kernel.cpp

@@ -131,12 +131,11 @@ void PriorBoxKernel<CPU, float>::Compute(const PriorBoxParam &param) const {
           output_boxes_dataptr, clip_func);
   }
 
-  Tensor var_t;
-  var_t.mutable_data<float>(make_ddim({1, static_cast<int>(variances.size())}));
+  if ((variances.size() != 4)) {
+    LOG(kLOG_ERROR) << " variances.size() must be 4.";
+  }
 
-  int box_num = feature_height * feature_width * num_priors;
-  // auto var_dim = output_variances->dims();
-  // output_variances->Resize({box_num, static_cast<int>(variances.size())});
+  int64_t box_num = feature_height * feature_width * num_priors;
 
   for (int i = 0; i < box_num; i++) {
     output_variances_dataptr[4 * i] = variances[0];
@@ -144,8 +143,6 @@ void PriorBoxKernel<CPU, float>::Compute(const PriorBoxParam &param) const {
     output_variances_dataptr[4 * i + 2] = variances[2];
     output_variances_dataptr[4 * i + 3] = variances[3];
   }
-
-  // output_variances->Resize(var_dim);
 }
 
 }  // namespace operators

src/operators/kernel/box_coder_kernel.h

+/* Copyright (c) 2016 Baidu, Inc. All Rights Reserved.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+==============================================================================*/
+
+#include <vector>
+
+#include "framework/operator.h"
+#include "operators/math/transform.h"
+#include "operators/op_param.h"
+
+#pragma once;
+
+namespace paddle_mobile {
+namespace operators {
+
+template <typename DeviceType, typename T>
+class BoxCoderKernel
+    : public framework::OpKernelBase<DeviceType, BoxCoderParam> {
+ public:
+  void Compute(const BoxCoderParam& param) const;
+};
+}  // namespace operators
+}  // namespace paddle_mobile

src/operators/op_param.h

@@ -18,6 +18,7 @@ SOFTWARE.
 
 #pragma once
 
+#include <string>
 #include "common/log.h"
 #include "common/type_define.h"
 #include "framework/lod_tensor.h"
@@ -69,6 +70,22 @@ class OpParam : PaddleMobileObject {
   static T *InputImageFrom(const VariableNameMap &inputs, const Scope &scope) {
     return GetVarValue<T>("Image", inputs, scope);
   }
+  template <typename T>
+  static T *InputPriorBoxFrom(const VariableNameMap &inputs,
+                              const Scope &scope) {
+    return GetVarValue<T>("PriorBox", inputs, scope);
+  }
+  template <typename T>
+  static T *InputPriorBoxVarFrom(const VariableNameMap &inputs,
+                                 const Scope &scope) {
+    return GetVarValue<T>("PriorBoxVar", inputs, scope);
+  }
+  // LoDTensor but now use Tensor
+  template <typename T>
+  static T *InputTargetBoxFrom(const VariableNameMap &inputs,
+                               const Scope &scope) {
+    return GetVarValue<T>("TargetBox", inputs, scope);
+  }
 
   template <typename T>
   static std::vector<T *> InputMultiFrom(const VariableNameMap &inputs,
@@ -97,6 +114,11 @@ class OpParam : PaddleMobileObject {
     return GetVarValue<T>("Boxes", outputs, scope);
   }
 
+  template <typename T>
+  static T *OutputBoxFrom(const VariableNameMap &outputs, const Scope &scope) {
+    return GetVarValue<T>("OutputBox", outputs, scope);
+  }
+
   template <typename T>
   static T *OutputVariancesFrom(const VariableNameMap &outputs,
                                 const Scope &scope) {
@@ -458,5 +480,34 @@ class PriorBoxParam : public OpParam {
   float step_h_;
   float offset_;
 };
+
+class BoxCoderParam : public OpParam {
+ public:
+  BoxCoderParam(const VariableNameMap &inputs, const VariableNameMap &outputs,
+                const framework::AttributeMap &attrs,
+                const framework::Scope &scope) {
+    input_priorbox_ = InputPriorBoxFrom<framework::Tensor>(inputs, scope);
+    input_priorboxvar_ = InputPriorBoxVarFrom<framework::Tensor>(inputs, scope);
+    input_targetbox_ = InputTargetBoxFrom<framework::Tensor>(inputs, scope);
+    output_box_ = OutputBoxFrom<framework::Tensor>(outputs, scope);
+    code_type_ = GetAttr<std::string>("code_type", attrs);
+  }
+  const Tensor *InputPriorBox() const { return input_priorbox_; }
+
+  const Tensor *InputPriorBoxVar() const { return input_priorboxvar_; }
+
+  const Tensor *InputTargetBox() const { return input_targetbox_; }
+
+  Tensor *OutputBox() const { return output_box_; }
+
+  const std::string &CodeType() const { return code_type_; }
+
+ private:
+  Tensor *input_priorbox_;
+  Tensor *input_priorboxvar_;
+  Tensor *input_targetbox_;
+  Tensor *output_box_;
+  std::string code_type_;
+};
 }  // namespace operators
 }  // namespace paddle_mobile

test/CMakeLists.txt

@@ -27,6 +27,10 @@ target_link_libraries(test-batchnorm-op paddle-mobile)
 ADD_EXECUTABLE(test-priorbox-op  operators/test_prior_box_op.cpp test_helper.h  test_include.h)
 target_link_libraries(test-priorbox-op paddle-mobile)
 
+# gen test
+ADD_EXECUTABLE(test-boxcoder-op  operators/test_box_coder_op.cpp test_helper.h  test_include.h)
+target_link_libraries(test-boxcoder-op paddle-mobile)
+
 # gen test log
 ADD_EXECUTABLE(test-log common/test_log.cpp)
 target_link_libraries(test-log paddle-mobile)

test/operators/test_box_coder_op.cpp

+
+/* Copyright (c) 2016 Baidu, Inc. All Rights Reserved.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+==============================================================================*/
+#pragma once
+#include "../test_include.h"
+#include "operators/box_coder_op.h"
+
+namespace paddle_mobile {
+namespace framework {
+
+template <typename Dtype>
+class TestBoxCoderOp {
+ public:
+  explicit TestBoxCoderOp(const Program<Dtype> p) : program_(p) {
+    if (use_optimize_) {
+      to_predict_program_ = program_.optimizeProgram;
+    } else {
+      to_predict_program_ = program_.originProgram;
+    }
+
+    const std::vector<std::shared_ptr<BlockDesc>> blocks =
+        to_predict_program_->Blocks();
+    //  DLOG << " **block size " << blocks.size();
+    for (auto block_desc : blocks) {
+      std::vector<std::shared_ptr<OpDesc>> ops = block_desc->Ops();
+      //    DLOG << " ops " << ops.size();
+      for (auto op : ops) {
+        if (op->Type() == "box_coder" &&
+            op->Input("PriorBox")[0] == "concat_0.tmp_0") {
+          DLOG << " mul attr size: " << op->GetAttrMap().size();
+          DLOG << " inputs size: " << op->GetInputs().size();
+          DLOG << " outputs size: " << op->GetOutputs().size();
+          DLOG << " Input PriorBox is : " << op->Input("PriorBox")[0];
+          DLOG << " Input PriorBoxVar is : " << op->Input("PriorBoxVar")[0];
+          DLOG << " Input TargetBox is : " << op->Input("TargetBox")[0];
+          DLOG << " OutputBox is : " << op->Output("OutputBox")[0];
+          DLOG << " code_type : "
+               << op->GetAttrMap().at("code_type").Get<std::string>();
+          std::shared_ptr<operators::BoxCoderOp<Dtype, float>> boxcoder =
+              std::make_shared<operators::BoxCoderOp<Dtype, float>>(
+                  op->Type(), op->GetInputs(), op->GetOutputs(),
+                  op->GetAttrMap(), program_.scope);
+          ops_of_block_[*block_desc.get()].push_back(boxcoder);
+        }
+      }
+    }
+  }
+
+  std::shared_ptr<Tensor> predict_boxcoder(const Tensor &t1, const Tensor &t2,
+                                           const Tensor &t3) {
+    // feed
+    auto scope = program_.scope;
+    Variable *prior_box = scope->Var("concat_0.tmp_0");
+    auto tensor_x1 = prior_box->GetMutable<Tensor>();
+    tensor_x1->ShareDataWith(t1);
+
+    Variable *prior_box_var = scope->Var("concat_1.tmp_0");
+    auto tensor_x2 = prior_box_var->GetMutable<Tensor>();
+    tensor_x2->ShareDataWith(t2);
+
+    Variable *target_box = scope->Var("concat_2.tmp_0");
+    auto tensor_x3 = target_box->GetMutable<Tensor>();
+    tensor_x3->ShareDataWith(t3);
+
+    Variable *boxes_output = scope->Var("box_coder_0.tmp_0");
+    auto *boxes_output_tensor = boxes_output->GetMutable<Tensor>();
+    boxes_output_tensor->mutable_data<float>({1, 1917, 4});
+
+    //  DLOG << typeid(output_tensor).name();
+    //  DLOG << "output_tensor dims: " << output_tensor->dims();
+
+    std::shared_ptr<Tensor> outbox_tensor = std::make_shared<LoDTensor>();
+    outbox_tensor.reset(boxes_output_tensor);
+
+    predict_boxcoder(t1, t2, t3, 0);
+
+    return outbox_tensor;
+  }
+
+ private:
+  const framework::Program<Dtype> program_;
+  std::shared_ptr<ProgramDesc> to_predict_program_;
+  std::map<framework::BlockDesc,
+           std::vector<std::shared_ptr<OperatorBase<Dtype>>>>
+      ops_of_block_;
+  bool use_optimize_ = false;
+
+  void predict_boxcoder(const Tensor &t1, const Tensor &t2, const Tensor &t3,
+                        int block_id) {
+    std::shared_ptr<BlockDesc> to_predict_block =
+        to_predict_program_->Block(block_id);
+    for (int j = 0; j < ops_of_block_[*to_predict_block.get()].size(); ++j) {
+      auto op = ops_of_block_[*to_predict_block.get()][j];
+      DLOG << "op -> run()";
+      op->Run();
+    }
+  }
+};
+
+template class TestBoxCoderOp<CPU>;
+}  // namespace framework
+}  // namespace paddle_mobile
+
+int main() {
+  DLOG << "----------**********----------";
+  DLOG << "begin to run BoxCoderOp Test";
+  paddle_mobile::Loader<paddle_mobile::CPU> loader;
+  auto program = loader.Load(std::string("../../test/models/mobilenet+ssd"));
+
+  paddle_mobile::framework::Tensor priorbox;
+  SetupTensor<float>(&priorbox, {1917, 4}, static_cast<float>(0),
+                     static_cast<float>(1));
+  auto *priorbox_ptr = priorbox.data<float>();
+
+  paddle_mobile::framework::Tensor priorboxvar;
+  SetupTensor<float>(&priorboxvar, {1917, 4}, static_cast<float>(0.1),
+                     static_cast<float>(0.2));
+  auto *priorboxvar_ptr = priorboxvar.data<float>();
+
+  paddle_mobile::framework::Tensor targetbox;
+  SetupTensor<float>(&targetbox, {1, 1917, 4}, static_cast<float>(0),
+                     static_cast<float>(1));
+  auto *targetbox_ptr = targetbox.data<float>();
+
+  paddle_mobile::framework::TestBoxCoderOp<paddle_mobile::CPU> testBoxCoderOp(
+      program);
+
+  auto output_boxcoder =
+      testBoxCoderOp.predict_boxcoder(priorbox, priorboxvar, targetbox);
+  auto output_boxcoder_ptr = output_boxcoder->data<float>();
+
+  for (int i = 0; i < output_boxcoder->numel(); i++) {
+    DLOG << output_boxcoder_ptr[i];
+  }
+  DLOGF("\n");
+  /// testing 25th bbox.
+  DLOG << "PriorBox**************";
+  DLOG << priorbox_ptr[100];
+  DLOG << priorbox_ptr[101];
+  DLOG << priorbox_ptr[102];
+  DLOG << priorbox_ptr[103];
+  DLOG << "PriorBoxVar**************";
+  DLOG << priorboxvar_ptr[100];
+  DLOG << priorboxvar_ptr[101];
+  DLOG << priorboxvar_ptr[102];
+  DLOG << priorboxvar_ptr[103];
+  DLOG << "TargetBox***************";
+  DLOG << targetbox_ptr[100];
+  DLOG << targetbox_ptr[101];
+  DLOG << targetbox_ptr[102];
+  DLOG << targetbox_ptr[103];
+  DLOG << "OutputBox**************";
+  DLOG << output_boxcoder_ptr[100];
+  DLOG << output_boxcoder_ptr[101];
+  DLOG << output_boxcoder_ptr[102];
+  DLOG << output_boxcoder_ptr[103];
+
+  DLOG << "***********----------------------**************";
+  auto priorbox_w = priorbox_ptr[102] - priorbox_ptr[100];
+  auto priorbox_h = priorbox_ptr[103] - priorbox_ptr[101];
+  auto priorbox_center_x = (priorbox_ptr[100] + priorbox_ptr[102]) / 2;
+  auto priorbox_center_y = (priorbox_ptr[101] + priorbox_ptr[103]) / 2;
+  DLOG << "prior box width : " << priorbox_w;
+  DLOG << "prior box height : " << priorbox_h;
+  DLOG << "prior box center x : " << priorbox_center_x;
+  DLOG << "prior box center y : " << priorbox_center_y;
+  auto target_box_center_x =
+      priorboxvar_ptr[100] * targetbox_ptr[100] * priorbox_w +
+      priorbox_center_x;
+  DLOG << "target_box_center_x : " << target_box_center_x;
+  auto target_box_center_y =
+      priorboxvar_ptr[101] * targetbox_ptr[101] * priorbox_h +
+      priorbox_center_y;
+  DLOG << "target_box_center_y : " << target_box_center_y;
+  auto target_box_width =
+      std::exp(priorboxvar_ptr[102] * targetbox_ptr[102]) * priorbox_w;
+  DLOG << "target_box_width : " << target_box_width;
+  auto target_box_height =
+      std::exp(priorboxvar_ptr[103] * targetbox_ptr[103]) * priorbox_h;
+  DLOG << "target_box_height : " << target_box_height;
+  DLOG << "pre x min : " << target_box_center_x - target_box_width / 2;
+  DLOG << "pre y min : " << target_box_center_y - target_box_height / 2;
+  DLOG << "pre x max : " << target_box_center_x + target_box_width / 2;
+  DLOG << "pre y max : " << target_box_center_y + target_box_height / 2;
+  return 0;
+}