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Merge pull request #19058 from sl-sergei:cuda_1d

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Conv1D and Pool1D for CUDA backend

* CUDA-independent changes

* Add Conv1D and Pool1D for CUDA backend

* CUDA-independent changes

* Fix typo

* fix comment

* Update fix

* make changes more correct for pooling layer

* Minor fixes for review

* Split skip blocks
This commit is contained in:
Sergei Slashchinin
2021-01-22 01:16:56 +03:00
committed by GitHub
parent 7a790d0d35
commit ea41f89b40
6 changed files with 74 additions and 17 deletions
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modules/dnn/src/layers/convolution_layer.cpp
+20 -2
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@@ -125,6 +125,9 @@ public:
{
kernel_size.assign(1, kernel_size[0]);
strides.assign(1, strides[0]);
dilations.assign(1, dilations[0]);
pads_begin.assign(1, pads_begin[0]);
pads_end.assign(1, pads_end[0]);
}
CV_Assert(weightShape.dims() == kernel_size.size() + 2);
for (int i = 0; i < kernel_size.size(); i++) {
@@ -311,8 +314,8 @@ public:
#ifdef HAVE_CUDA
if (backendId == DNN_BACKEND_CUDA)
{
/* only convolution 2d and 3d supported */
if (ksize == 2 || ksize == 3)
/* only 1d, 2d and 3d convolutions supported */
if (ksize > 0 && ksize <= 3)
return true;
return false;
@@ -2001,6 +2004,21 @@ public:
const auto groups = input_feature_maps / input_feature_maps_per_group;
ConvolutionConfiguration config;
if (input_shape.size() == 3)
{
// Conv1D
// We add an extra dim for input and output tensors, because CuDNN doesn't support convolution with 3D tensors
input_shape.insert(std::end(input_shape) - 1, 1);
output_shape.insert(std::end(output_shape) - 1, 1);
// Do the similar thing for the other parameters
pads_begin.insert(std::begin(pads_begin), 0);
pads_end.insert(std::begin(pads_end), 0);
strides.insert(std::begin(strides), 1);
dilations.insert(std::begin(dilations), 1);
kernel_size.insert(std::begin(kernel_size), 1);
}
config.kernel_size.assign(std::begin(kernel_size), std::end(kernel_size));
config.dilations.assign(std::begin(dilations), std::end(dilations));
config.strides.assign(std::begin(strides), std::end(strides));