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Diffstat (limited to 'src/core/CL/cl_kernels/nhwc/scale.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/nhwc/scale.cl | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/nhwc/scale.cl b/src/core/CL/cl_kernels/nhwc/scale.cl new file mode 100644 index 0000000000..e071b0f192 --- /dev/null +++ b/src/core/CL/cl_kernels/nhwc/scale.cl @@ -0,0 +1,245 @@ +/* + * Copyright (c) 2016-2023 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" +#include "tile_helpers.h" + +#if defined(SCALE_NEAREST_NEIGHBOUR) +//! @cond Doxygen_Suppress +/** Performs scale on a tensor by interpolating with the NEAREAST NEIGHBOUR method. (NHWC) + * + * @note Sampling policy to used is passed as -DSAMPLING_POLICY_(TYPE) e.g. -DSAMPLING_POLICY_TOP_LEFT + * @note The tensor type ("BUFFER" only is supported) of the source tensor must be passed at compile time using -DSRC_TENSOR_TYPE (e.g. -DSRC_TENSOR_TYPE=BUFFER) + * @note The tensor type ("BUFFER" only is supported) of the destination tensor must be passed at compile time using -DDST_TENSOR_TYPE (e.g. -DDST_TENSOR_TYPE=BUFFER) + * @note The data type of the source tensor must be passed at compile time using -DSRC_DATA_TYPE (e.g. -DSRC_DATA_TYPE=float) + * @note The data type of the destination tensor must be passed at compile time using -DDST_DATA_TYPE (e.g. -DDST_DATA_TYPE=float) + * @note The number of N0 output channels to process must be passed at compile time using -DN0 (e.g. -DN0=2) + * @note The border value value must be passed at compile time using -DCONSTANT_VALUE (e.g. -DCONSTANT_VALUE=0) + * @note In case of F32/F16, -DIS_FLOATING_POINT must be passed at compile time + * @note If the source tensor has more than 3 dimensions, -DBATCHED_EXECUTION must be passed at compile time + * + * @param[in] src_ptr Pointer to the source tensor. Supported data types: U8/S16/F16/F32. + * @param[in] src_stride_y Stride of the source tensor in Y dimension (in bytes) + * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) + * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes) + * @param[in] src_c The size of the channels dimension of the source tensor + * @param[in] src_w The size of the width dimension of the source tensor + * @param[in] src_h The size of the height dimension of the source tensor + * @param[in] src_n The size of the batches dimension of the source tensor + * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source tensor + * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: U8/S16/F16/F32. + * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) + * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) + * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes) + * @param[in] dst_c The size of the channels dimension of the destination tensor + * @param[in] dst_w The size of the width dimension of the destination tensor + * @param[in] dst_h The size of the height dimension of the destination tensor + * @param[in] dst_n The size of the batches dimension of the destination tensor + * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor + * @param[in] scale_x The scale value to apply on the source width + * @param[in] scale_y The scale value to apply on the source height + */ +//! @endcond +__kernel void scale_nearest_neighbour_nhwc( + TENSOR4D_RO_T(src, SRC_TENSOR_TYPE), + TENSOR4D_WO_T(dst, DST_TENSOR_TYPE), + const float scale_x, + const float scale_y) +{ + const int cout = GET_SPATIAL_IDX(0, N0, PARTIAL_N0); // OFM + const int xo = GET_SPATIAL_IDX(1, 1, 0); // WIDTH +#if defined(BATCHED_EXECUTION) + const int yo = GET_SPATIAL_IDX(2, 1, 0) % dst_h; // HEIGHT + const int bout = GET_SPATIAL_IDX(2, 1, 0) / dst_h; // BATCH SIZE IDX +#else // defined(BATCHED_EXECUTION) + const int yo = GET_SPATIAL_IDX(2, 1, 0); // HEIGHT + const int bout = 0; // BATCH SIZE IDX +#endif // defined(BATCHED_EXECUTION) + +#ifdef SAMPLING_POLICY_TOP_LEFT + float xi_f = (xo * scale_x); + float yi_f = (yo * scale_y); +#elif SAMPLING_POLICY_CENTER + float xi_f = ((xo + 0.5f) * scale_x); + float yi_f = ((yo + 0.5f) * scale_y); +#else // SAMPLING_POLICY +#error("Unsupported sampling policy"); +#endif // SAMPLING_POLICY + +#ifdef ALIGN_CORNERS + xi_f = round(xi_f); + yi_f = round(yi_f); +#endif // ALIGN_CORNERS + + const int xi0 = clamp((int)xi_f, 0, (int)src_w - 1); + const int yi0 = clamp((int)yi_f, 0, (int)src_h - 1); + + TILE(SRC_DATA_TYPE, 1, N0, in00); + + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi0, xi0, cout, src_w, src_h, 1, 1, false, in00); + + TILE(uint, 1, 1, dst_indirect_y); + + // Calculate the destination indirect Y + dst_indirect_y[0].v = xo + (yo * (int)(dst_w)) + bout * (int)(dst_w * dst_h); + + bool x_cond = PARTIAL_N0 != 0 && get_global_id(0) == 0; + + T_STORE_INDIRECT_WIDTH_SELECT(DST_DATA_TYPE, 1, N0, PARTIAL_N0, DST_TENSOR_TYPE, dst, cout, dst_stride_y, x_cond, in00, dst_indirect_y); +} +#endif /* SCALE_NEAREST_NEIGHBOUR */ + +#if defined(SCALE_BILINEAR) +//! @cond Doxygen_Suppress +/** Performs scale on a tensor by interpolating with the BILINEAR method. (NHWC) + * + * @note If border mode replicate is used, is should be passed as -DBORDER_MODE_REPLICATE + * @note Sampling policy to used is passed as -DSAMPLING_POLICY_(TYPE) e.g. -DSAMPLING_POLICY_TOP_LEFT + * @note The tensor type ("BUFFER" only is supported) of the source tensor must be passed at compile time using -DSRC_TENSOR_TYPE (e.g. -DSRC_TENSOR_TYPE=BUFFER) + * @note The tensor type ("BUFFER" only is supported) of the destination tensor must be passed at compile time using -DDST_TENSOR_TYPE (e.g. -DDST_TENSOR_TYPE=BUFFER) + * @note The data type of the source tensor must be passed at compile time using -DSRC_DATA_TYPE (e.g. -DSRC_DATA_TYPE=float) + * @note The data type of the destination tensor must be passed at compile time using -DDST_DATA_TYPE (e.g. -DDST_DATA_TYPE=float) + * @note The number of N0 output channels to process must be passed at compile time using -DN0 (e.g. -DN0=2) + * @note The border value value must be passed at compile time using -DCONSTANT_VALUE (e.g. -DCONSTANT_VALUE=0) + * @note In case of F32/F16, -DIS_FLOATING_POINT must be passed at compile time + * @note If the source tensor has more than 3 dimensions, -DBATCHED_EXECUTION must be passed at compile time + * + * @note In case of QASYMM8, the following extra information must be passed at compile time: + * - The source offset e.g. -DOFFSET=4 + * - The source scale e.g. -DSCALE=4 + * + * @param[in] src_img (Not supported) Read only cl_image object for the source tensor. Included when SRC_TENSOR_TYPE=IMAGE + * @param[in] src_ptr Pointer to the source tensor. Supported data types: U8/S16/F16/F32. + * @param[in] src_stride_y Stride of the source tensor in Y dimension (in bytes) + * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) + * @param[in] src_stride_w Stride of the source tensor in W dimension (in bytes) + * @param[in] src_c The size of the channels dimension of the source tensor + * @param[in] src_w The size of the width dimension of the source tensor + * @param[in] src_h The size of the height dimension of the source tensor + * @param[in] src_n The size of the batches dimension of the source tensor + * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source tensor + * @param[out] dst_img (Not supported) Write only cl_image object for the destination tensor. Included when DST_TENSOR_TYPE=IMAGE + * @param[out] dst_ptr Pointer to the destination tensor. Supported data types: U8/S16/F16/F32. + * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) + * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) + * @param[in] dst_stride_w Stride of the destination tensor in W dimension (in bytes) + * @param[in] dst_c The size of the channels dimension of the destination tensor + * @param[in] dst_w The size of the width dimension of the destination tensor + * @param[in] dst_h The size of the height dimension of the destination tensor + * @param[in] dst_n The size of the batches dimension of the destination tensor + * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor + * @param[in] scale_x The scale value to apply on the source width + * @param[in] scale_y The scale value to apply on the source height + */ +//! @endcond +__kernel void scale_bilinear_nhwc( + TENSOR4D_RO_T(src, SRC_TENSOR_TYPE), + TENSOR4D_WO_T(dst, DST_TENSOR_TYPE), + const float scale_x, + const float scale_y) +{ + const int cout = GET_SPATIAL_IDX(0, N0, PARTIAL_N0); // OFM + const int xo = GET_SPATIAL_IDX(1, 1, 0); // WIDTH +#if defined(BATCHED_EXECUTION) + const int yo = GET_SPATIAL_IDX(2, 1, 0) % dst_h; // HEIGHT + const int bout = GET_SPATIAL_IDX(2, 1, 0) / dst_h; // BATCH SIZE IDX +#else // defined(BATCHED_EXECUTION) + const int yo = GET_SPATIAL_IDX(2, 1, 0); // HEIGHT + const int bout = 0; // BATCH SIZE IDX +#endif // defined(BATCHED_EXECUTION) + +#ifdef SAMPLING_POLICY_TOP_LEFT + float xi_f = (xo * scale_x); + float yi_f = (yo * scale_y); +#elif SAMPLING_POLICY_CENTER + float xi_f = ((xo + 0.5f) * scale_x - 0.5f); + float yi_f = ((yo + 0.5f) * scale_y - 0.5f); +#else // SAMPLING_POLICY +#error("Unsupported sampling policy"); +#endif // SAMPLING_POLICY + + const int xi = (int)floor(xi_f); + const int yi = (int)floor(yi_f); + + TILE(SRC_DATA_TYPE, 1, N0, in00); + TILE(SRC_DATA_TYPE, 1, N0, in01); + TILE(SRC_DATA_TYPE, 1, N0, in10); + TILE(SRC_DATA_TYPE, 1, N0, in11); + + // Initialize the tiles to CONSTANT_VALUE + in00[0].v = CONSTANT_VALUE; + in01[0].v = CONSTANT_VALUE; + in10[0].v = CONSTANT_VALUE; + in11[0].v = CONSTANT_VALUE; + +#ifndef BORDER_MODE_REPLICATE + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi, xi, cout, src_w, src_h, 1, 1, true, in00); + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi, xi + 1, cout, src_w, src_h, 1, 1, true, in01); + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi + 1, xi, cout, src_w, src_h, 1, 1, true, in10); + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi + 1, xi + 1, cout, src_w, src_h, 1, 1, true, in11); +#else // BORDER_MODE_REPLICATE + const int xi0 = clamp(xi, 0, (int)src_w - 1); + const int yi0 = clamp(yi, 0, (int)src_h - 1); + const int xi1 = clamp(xi + 1, 0, (int)src_w - 1); + const int yi1 = clamp(yi + 1, 0, (int)src_h - 1); + + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi0, xi0, cout, src_w, src_h, 1, 1, false, in00); + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi0, xi1, cout, src_w, src_h, 1, 1, false, in01); + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi1, xi0, cout, src_w, src_h, 1, 1, false, in10); + T_LOAD_NHWC_WITH_DILATION(SRC_DATA_TYPE, 1, 1, N0, SRC_TENSOR_TYPE, src, bout, yi1, xi1, cout, src_w, src_h, 1, 1, false, in11); +#endif // BORDER_MODE_REPLICATE + + TILE(DST_DATA_TYPE, 1, N0, out); + +#if defined(IS_FLOATING_POINT) + const SRC_DATA_TYPE a = (SRC_DATA_TYPE)(xi_f - (float)xi); + const SRC_DATA_TYPE b = (SRC_DATA_TYPE)(1.f - a); + const SRC_DATA_TYPE a1 = (SRC_DATA_TYPE)(yi_f - (float)yi); + const SRC_DATA_TYPE b1 = (SRC_DATA_TYPE)(1.f - a1); + + // Calculate the output + out[0].v = ((in00[0].v * b * b1) + (in01[0].v * a * b1) + (in10[0].v * b * a1) + (in11[0].v * a * a1)); +#else // defined(IS_FLOATING_POINT) + + const float a = (xi_f - (float)xi); + const float b = (1.f - a); + const float a1 = (yi_f - (float)yi); + const float b1 = (1.f - a1); + + out[0].v = CONVERT_SAT((CONVERT(in00[0].v, VEC_DATA_TYPE(float, N0)) * b * b1) + + (CONVERT(in01[0].v, VEC_DATA_TYPE(float, N0)) * a * b1) + + (CONVERT(in10[0].v, VEC_DATA_TYPE(float, N0)) * b * a1) + + (CONVERT(in11[0].v, VEC_DATA_TYPE(float, N0)) * a * a1), + VEC_DATA_TYPE(DST_DATA_TYPE, N0)); +#endif // defined(IS_FLOATING_POINT) + + TILE(uint, 1, 1, dst_indirect_y); + + // Calculate the destination indirect Y + dst_indirect_y[0].v = xo + (yo * (int)(dst_w)) + bout * (int)(dst_w * dst_h); + + bool x_cond = PARTIAL_N0 != 0 && get_global_id(0) == 0; + + T_STORE_INDIRECT_WIDTH_SELECT(DST_DATA_TYPE, 1, N0, PARTIAL_N0, DST_TENSOR_TYPE, dst, cout, dst_stride_y, x_cond, out, dst_indirect_y); +} +#endif /* SCALE_BILINEAR */ |