| /* |
| * Copyright (c) 2017-2020 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * 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 "helpers.h" |
| |
| /** This function applies upsample on an input image. |
| * |
| * @param[in] src_ptr Pointer to the source image. Supported data types: All. |
| * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| * @param[in] src_step_z src_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| * @param[out] dst_ptr Pointer to the destination image. Supported data types: same as @p src_ptr |
| * @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes) |
| * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes) |
| * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] dst_stride_z Stride of the source tensor in Z dimension (in bytes) |
| * @param[in] dst_step_z dst_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image |
| */ |
| __kernel void deconvolution_upsample( |
| TENSOR3D_DECLARATION(src), |
| TENSOR3D_DECLARATION(dst)) |
| { |
| Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src); |
| Tensor3D dst = CONVERT_TO_TENSOR3D_STRUCT(dst); |
| |
| // Store result |
| *((__global DATA_TYPE *)dst.ptr) = *((__global DATA_TYPE *)src.ptr); |
| } |
| |
| #if defined(FILTER_WIDTH) && defined(FILTER_HEIGHT) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(DATA_TYPE) |
| /** This kernel reshapes the deconvolution output tensor before returning the result of the Deconvolution. The decovnolution output tensor |
| * is the result of a @ref CLGEMM operation between the deconvolution input and the deconvolution filter |
| * |
| * @note Data type should be given as a preprocessor argument using -DDATA_TYPE=type, e.g., -DDATA_TYPE=F32 |
| * @note The width of the filter should be given as a preprocessor argument using -DFILTER_WIDTH=width, e.g., -DFILTER_WIDTH=2 |
| * @note The height of the filter should be given as a preprocessor argument using -DFILTER_HEIGHT=height, e.g., -DFILTER_HEIGHT=2 |
| * @note The width of the input should be given as a preprocessor argument using -DSRC_WIDTH=width, e.g., -DSRC_WIDTH=10 |
| * @note The height of the input should be given as a preprocessor argument using -DSRC_HEIGHT=width, e.g., -DSRC_HEIGHT=10 |
| * @note The output data layout is NHWC if the preprocessor argument NUM_FILTERS is defined, NCHW if NUM_FILTERS is not defined |
| * |
| * @param[in] src_ptr Pointer to the source image. Supported data types: QASYMM8/QASYMM8_SIGNED/F16/F32 |
| * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) |
| * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) |
| * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| * @param[in] src_step_z src_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image |
| * @param[out] dst_ptr Pointer to the destination image. Supported data types: same as @p src_ptr |
| * @param[in] dst_stride_x Stride of the destination image in X dimension (in bytes) |
| * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] dst_stride_y Stride of the destination image in Y dimension (in bytes) |
| * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] dst_stride_z Stride of the source tensor in Z dimension (in bytes) |
| * @param[in] dst_step_z dst_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination image |
| * @param[in] bias_ptr (Optional) Pointer to the biases vector. Supported data types: F16/F32/S32 |
| * @param[in] bias_stride_x (Optional) Stride of the biases vector in X dimension (in bytes) |
| * @param[in] bias_step_x (Optional) biases_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] bias_offset_first_element_in_bytes (Optional) The offset of the first element in the biases vector |
| */ |
| __kernel void deconvolution_reshape( |
| TENSOR3D_DECLARATION(src), |
| TENSOR3D_DECLARATION(dst) |
| #if defined(ADD_BIAS) |
| , |
| VECTOR_DECLARATION(bias) |
| #endif // defined(ADD_BIAS) |
| ) |
| { |
| #define FILTER_AREA ((FILTER_WIDTH) * (FILTER_HEIGHT)) |
| |
| Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src); |
| Tensor3D dst = CONVERT_TO_TENSOR3D_STRUCT_NO_STEP(dst); |
| const DATA_TYPE data = *(__global DATA_TYPE *)src.ptr; |
| |
| // Store result |
| const int x_in = get_global_id(0); |
| const int y_in = get_global_id(1); |
| const int z_in = get_global_id(2); |
| |
| #if defined(NUM_FILTERS) |
| const int bias_index = x_in / (FILTER_AREA); |
| const int z_out = bias_index + (NUM_FILTERS) * (z_in / (SRC_HEIGHT)); |
| const int x_out = x_in % (FILTER_WIDTH) + y_in * (FILTER_WIDTH); |
| const int y_out = (FILTER_HEIGHT) * (z_in % (SRC_HEIGHT)) + ((x_in % (FILTER_AREA)) / (FILTER_WIDTH)); |
| #else // defined(NUM_FILTERS) |
| const int x_out = x_in / (FILTER_AREA); |
| const int y_out = x_in % (FILTER_WIDTH) + y_in * (FILTER_WIDTH); |
| const int z_out = (FILTER_HEIGHT) * z_in + ((x_in % (FILTER_AREA)) / (FILTER_WIDTH)); |
| const int bias_index = x_out; |
| #endif // defined(NUM_FILTERS) |
| |
| #if defined(ADD_BIAS) |
| Vector bias = CONVERT_TO_VECTOR_STRUCT_NO_STEP(bias); |
| const DATA_TYPE bias_val = *(__global DATA_TYPE *)vector_offset(&bias, bias_index); |
| *((__global DATA_TYPE *)tensor3D_offset(&dst, x_out, y_out, z_out)) = data + bias_val; |
| #else // defined(ADD_BIAS) |
| *((__global DATA_TYPE *)tensor3D_offset(&dst, x_out, y_out, z_out)) = data; |
| #endif // defined(ADD_BIAS) |
| |
| #undef FILTER_AREA |
| } |
| #endif // defined(FILTER_WIDTH) && defined(FILTER_HEIGHT) && defined(SRC_WIDTH) && defined(SRC_HEIGHT) && defined(DATA_TYPE) |