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24 #include "arm_compute/runtime/CL/functions/CLDeconvolutionLayer.h"
26 #include "arm_compute/core/Helpers.h"
27 #include "arm_compute/core/Utils.h"
28 #include "arm_compute/core/Validate.h"
29 #include "arm_compute/core/utils/misc/ShapeCalculator.h"
34 using namespace arm_compute;
35 using namespace arm_compute::misc::shape_calculator;
37 CLDeconvolutionLayer::CLDeconvolutionLayer(std::shared_ptr<IMemoryManager> memory_manager) // NOLINT
38 : _memory_group(std::move(memory_manager)),
45 Status CLDeconvolutionLayer::validate(const ITensorInfo *input, const ITensorInfo *weights, const ITensorInfo *bias, ITensorInfo *output, const PadStrideInfo &info,
46 unsigned int inner_border_right, unsigned int inner_border_top)
48 ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(input, weights, output);
49 ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::F32);
50 ARM_COMPUTE_RETURN_ERROR_ON(weights->dimension(0) != weights->dimension(1));
51 ARM_COMPUTE_RETURN_ERROR_ON(weights->dimension(0) < 1);
52 ARM_COMPUTE_RETURN_ERROR_ON(!info.padding_is_symmetric());
54 const unsigned int stride_x = info.stride().first;
55 const unsigned int stride_y = info.stride().second;
57 ARM_COMPUTE_RETURN_ERROR_ON_MSG(inner_border_right > stride_x - 1, "inner_border_right must be smaller than stride_x");
58 ARM_COMPUTE_RETURN_ERROR_ON_MSG(inner_border_top > stride_y - 1, "inner_border_top must be smaller than stride_y");
60 auto out_dims = deconvolution_output_dimensions(input->dimension(0), input->dimension(1), weights->dimension(0), weights->dimension(1),
61 info.pad().first, info.pad().second, inner_border_right, inner_border_top, stride_x, stride_y);
63 const TensorShape output_shape = deconvolution_output_shape(out_dims, input->tensor_shape(), weights->tensor_shape());
65 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output, weights);
66 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_FIXED_POINT(input, output, weights);
70 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, bias);
71 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_FIXED_POINT(input, bias);
74 ARM_COMPUTE_RETURN_ERROR_ON_MSG(output->dimension(Window::DimX) != output_shape.x(), "Output's width is invalid.");
75 ARM_COMPUTE_RETURN_ERROR_ON_MSG(output->dimension(Window::DimY) != output_shape.y(), "Output's height is invalid.");
76 ARM_COMPUTE_RETURN_ERROR_ON_MSG(output->dimension(Window::DimZ) != output_shape.z(), "Output's depth is invalid.");
78 TensorInfo scale_out_info(input->clone()->set_is_resizable(true).reset_padding().set_tensor_shape(compute_deconvolution_shape(*input, stride_x, stride_y, inner_border_right, inner_border_top,
80 const PadStrideInfo conv_info(1, 1, 0, 0, 0, 0, DimensionRoundingType::CEIL);
82 ARM_COMPUTE_RETURN_ON_ERROR(CLDeconvolutionLayerUpsample::validate(input, &scale_out_info, BorderSize(inner_border_right, inner_border_top), info));
83 ARM_COMPUTE_RETURN_ON_ERROR(CLConvolutionLayer::validate(&scale_out_info, weights, bias, output, info, WeightsInfo()));
88 void CLDeconvolutionLayer::configure(ICLTensor *input, const ICLTensor *weights, const ICLTensor *bias, ICLTensor *output, const PadStrideInfo &info,
89 unsigned int inner_border_right, unsigned int inner_border_top)
91 ARM_COMPUTE_ERROR_ON_NULLPTR(input, weights, output);
93 const unsigned int stride_x = info.stride().first;
94 const unsigned int stride_y = info.stride().second;
96 auto out_dims = deconvolution_output_dimensions(input->info()->dimension(0), input->info()->dimension(1), weights->info()->dimension(0), weights->info()->dimension(1),
97 info.pad().first, info.pad().second, inner_border_top, inner_border_right, stride_x, stride_y);
99 const TensorShape output_shape = deconvolution_output_shape(out_dims, input->info()->tensor_shape(), weights->info()->tensor_shape());
101 // Output auto initialization if not yet initialized
102 auto_init_if_empty(*output->info(), output_shape, 1, input->info()->data_type(), input->info()->fixed_point_position());
104 // Perform validation step
105 ARM_COMPUTE_ERROR_THROW_ON(CLDeconvolutionLayer::validate(input->info(), weights->info(), bias == nullptr ? nullptr : bias->info(), output->info(), info, inner_border_right, inner_border_top));
107 _memory_group.manage(&_scaled_output);
109 // configure scale function
110 // Init and allocate intermmidiate tensor for output, same size as input but the first two axis are the same as the output tensor
111 TensorShape scale_out_shape(input->info()->tensor_shape());
112 const unsigned int out_x = input->info()->dimension(0) + (input->info()->dimension(0) - 1) * (stride_x - 1) + inner_border_right + 2 * info.pad().first;
113 const unsigned int out_y = input->info()->dimension(1) + (input->info()->dimension(1) - 1) * (stride_y - 1) + inner_border_top + 2 * info.pad().second;
114 scale_out_shape.set(0, out_x);
115 scale_out_shape.set(1, out_y);
116 TensorInfo scale_out_info(scale_out_shape, 1, input->info()->data_type(), input->info()->fixed_point_position());
117 _scaled_output.allocator()->init(scale_out_info);
119 _scale_f.configure(input, &_scaled_output, BorderSize(inner_border_top, inner_border_right), info);
121 // setup the function to convolve the upscaled output
122 const PadStrideInfo conv_info(1, 1, 0, 0, 0, 0, DimensionRoundingType::CEIL);
123 _conv_f.configure(&_scaled_output, weights, bias, output, conv_info);
124 _scaled_output.allocator()->allocate();
127 void CLDeconvolutionLayer::run()
129 _memory_group.acquire();
132 _memory_group.release();