Merge pull request #5041 from chengduoZH/fix_im2col_interface

fix im2col interface

Author: chengduo

paddle/operators/conv2dtranspose_op.h

@@ -120,7 +120,7 @@ class GemmConv2DTransposeKernel : public framework::OpKernel<T> {
       math::matmul<Place, T>(context.device_context(), filter, true,
                              input_batch, false, T(1.0), &col_matrix, T(0.0));
       col2im(context.device_context(), output_batch, col, strides[0],
-             strides[1], 0, 0);
+             strides[1], 0, 0, 0, 0);
     }
   }
 };
@@ -206,7 +206,7 @@ class GemmConv2DTransposeGradKernel : public framework::OpKernel<T> {
 
         // im2col: dy from (c, o_h, o_w) -> (c * k_h * k_w, h * w)
         im2col(context.device_context(), output_grad_batch, col, strides[0],
-               strides[1], paddings[0], paddings[1]);
+               strides[1], paddings[0], paddings[0], paddings[1], paddings[1]);
 
         // gemm: dx = filter * dy
         // (m, c * k_h * k_w) * (c * k_h * k_w, h * w) -> (m, c, h)
@@ -238,7 +238,7 @@ class GemmConv2DTransposeGradKernel : public framework::OpKernel<T> {
 
         // im2col: (c * h * w, k_h * k_w)
         im2col(context.device_context(), output_grad_batch, col, strides[0],
-               strides[1], paddings[0], paddings[1]);
+               strides[1], paddings[0], paddings[0], paddings[1], paddings[1]);
 
         // gemm: d_filter = x * y_grad^T
         // (m, c * h * w) * (k_h * k_w, c * h * w) -> (m, c, h)

paddle/operators/math/im2col.h

@@ -75,8 +75,7 @@ class Im2ColFunctor {
   void operator()(const platform::DeviceContext& context,
                   const framework::Tensor& im, framework::Tensor& col,
                   int stride_height, int stride_width, int padding_up,
-                  int padding_down, int padding_left = 0,
-                  int padding_right = 0);
+                  int padding_down, int padding_left, int padding_right);
 };
 
 template <ColFormat Format, typename Place, typename T>
@@ -85,7 +84,7 @@ class Col2ImFunctor {
   void operator()(const platform::DeviceContext& context, framework::Tensor& im,
                   const framework::Tensor& col, int stride_height,
                   int stride_width, int padding_up, int padding_down,
-                  int padding_left = 0, int padding_right = 0);
+                  int padding_left, int padding_right);
 };
 
 }  // namespace math