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Diffstat (limited to 'src/core/CL/cl_kernels/remap.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/remap.cl | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/src/core/CL/cl_kernels/remap.cl b/src/core/CL/cl_kernels/remap.cl deleted file mode 100644 index 8ea4e84e96..0000000000 --- a/src/core/CL/cl_kernels/remap.cl +++ /dev/null @@ -1,286 +0,0 @@ -/* - * Copyright (c) 2017, 2021 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 "warp_helpers.h" - -/** Performs a remapping of an input image to an output given two remapping image using nearest neighbor as interpolation. - * - * This kernel performs remapping with this method of pixel coordinate translation: - * out(x,y) = in(mapx(x,y), mapy(x,y)); - * - * @param[in] in_ptr Pointer to the source image. Supported data types: U8. - * @param[in] in_stride_x Stride of the source image in X dimension (in bytes) - * @param[in] in_step_x in_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] in_stride_y Stride of the source image in Y dimension (in bytes) - * @param[in] in_step_y in_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] in_offset_first_element_in_bytes Offset of the first element in the source image - * @param[out] out_ptr Pointer to the destination image. Supported data types: U8. - * @param[in] out_stride_x Stride of the destination image in X dimension (in bytes) - * @param[in] out_step_x out_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] out_stride_y Stride of the destination image in Y dimension (in bytes) - * @param[in] out_step_y out_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] out_offset_first_element_in_bytes Offset of the first element in the destination image - * @param[in] mapx_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapx_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapx_step_x mapx_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapx_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapx_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapx_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] mapy_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapy_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapy_step_x mapy_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapy_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapy_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapy_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] width Width of the input image - * @param[in] height Height of the input image - */ -__kernel void remap_nearest_neighbour_nchw( - IMAGE_DECLARATION(in), - IMAGE_DECLARATION(out), - IMAGE_DECLARATION(mapx), - IMAGE_DECLARATION(mapy), - const float width, - const float height) -{ - Image in = CONVERT_TO_IMAGE_STRUCT_NO_STEP(in); - Image out = CONVERT_TO_IMAGE_STRUCT(out); - Image mapx = CONVERT_TO_IMAGE_STRUCT(mapx); - Image mapy = CONVERT_TO_IMAGE_STRUCT(mapy); - - float4 mapx_coords = vload4(0, (__global float *)mapx.ptr); - float4 mapy_coords = vload4(0, (__global float *)mapy.ptr); - float8 map_coords = (float8)(mapx_coords.s0, mapy_coords.s0, mapx_coords.s1, mapy_coords.s1, - mapx_coords.s2, mapy_coords.s2, mapx_coords.s3, mapy_coords.s3); - - vstore4(read_texels4(&in, convert_int8(clamp_to_border(map_coords, width, height))), 0, out.ptr); -} - -/** Performs a remapping of an input image to an output given two remapping image using bilinear as interpolation. - * - * This kernel performs remapping with this method of pixel coordinate translation: - * out(x,y) = in(mapx(x,y), mapy(x,y)); - * - * @param[in] in_ptr Pointer to the source image. Supported data types: U8. - * @param[in] in_stride_x Stride of the source image in X dimension (in bytes) - * @param[in] in_step_x in_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] in_stride_y Stride of the source image in Y dimension (in bytes) - * @param[in] in_step_y in_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] in_offset_first_element_in_bytes Offset of the first element in the source image - * @param[out] out_ptr Pointer to the destination image. Supported data types: U8. - * @param[in] out_stride_x Stride of the destination image in X dimension (in bytes) - * @param[in] out_step_x out_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] out_stride_y Stride of the destination image in Y dimension (in bytes) - * @param[in] out_step_y out_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] out_offset_first_element_in_bytes Offset of the first element in the destination image - * @param[in] mapx_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapx_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapx_step_x mapx_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapx_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapx_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapx_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] mapy_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapy_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapy_step_x mapy_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapy_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapy_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapy_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] width Width of the input image - * @param[in] height Height of the input image - */ -__kernel void remap_bilinear_nchw( - IMAGE_DECLARATION(in), - IMAGE_DECLARATION(out), - IMAGE_DECLARATION(mapx), - IMAGE_DECLARATION(mapy), - const float width, - const float height) -{ - Image in = CONVERT_TO_IMAGE_STRUCT_NO_STEP(in); - Image out = CONVERT_TO_IMAGE_STRUCT(out); - Image mapx = CONVERT_TO_IMAGE_STRUCT(mapx); - Image mapy = CONVERT_TO_IMAGE_STRUCT(mapy); - - float4 mapx_coords = vload4(0, (__global float *)mapx.ptr); - float4 mapy_coords = vload4(0, (__global float *)mapy.ptr); - float8 map_coords = (float8)(mapx_coords.s0, mapy_coords.s0, mapx_coords.s1, mapy_coords.s1, - mapx_coords.s2, mapy_coords.s2, mapx_coords.s3, mapy_coords.s3); - - vstore4(bilinear_interpolate(&in, clamp_to_border(map_coords, width, height), width, height), 0, out.ptr); -} - -/** Performs a remapping of an input image to an output given two remapping image using nearest neighbor as interpolation. - * Also applies constant border value, "border_val", if "CONSTANT_BORDER" is set. - * - * This kernel performs remapping with this method of pixel coordinate translation: - * out(x,y) = in(mapx(x,y), mapy(x,y)); - * - * @param[in] in_ptr Pointer to the source image. Supported data types: U8. - * @param[in] in_stride_x Stride of the source image in X dimension (in bytes) - * @param[in] in_step_x in_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] in_stride_y Stride of the source image in Y dimension (in bytes) - * @param[in] in_step_y in_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] in_offset_first_element_in_bytes Offset of the first element in the source image - * @param[out] out_ptr Pointer to the destination image. Supported data types: U8. - * @param[in] out_stride_x Stride of the destination image in X dimension (in bytes) - * @param[in] out_step_x out_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] out_stride_y Stride of the destination image in Y dimension (in bytes) - * @param[in] out_step_y out_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] out_offset_first_element_in_bytes Offset of the first element in the destination image - * @param[in] mapx_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapx_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapx_step_x mapx_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapx_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapx_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapx_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] mapy_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapy_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapy_step_x mapy_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapy_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapy_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapy_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] width Width of the input image - * @param[in] height Height of the input image - */ - -#if defined(DEPTH_OUT) - -__kernel void remap_nearest_neighbour_nhwc( - TENSOR4D_DECLARATION(in), - TENSOR4D_DECLARATION(out), - TENSOR4D_DECLARATION(mapx), - TENSOR4D_DECLARATION(mapy), - const float width, - const float height -#ifdef CONSTANT_BORDER - , - const DATA_TYPE border_val -#endif // CONSTANT_BORDER -) -{ - Tensor4D in = CONVERT_TO_TENSOR4D_STRUCT_NO_STEP(in, 0); - Tensor4D out = CONVERT_TO_TENSOR4D_STRUCT(out, DEPTH_OUT); - Tensor4D mapx = CONVERT_TO_TENSOR4D_STRUCT(mapx, DEPTH_OUT); - Tensor4D mapy = CONVERT_TO_TENSOR4D_STRUCT(mapy, DEPTH_OUT); - - float mapx_coord = (float) * (__global float *)mapx.ptr; - float mapy_coord = (float) * (__global float *)mapy.ptr; - -#ifdef CONSTANT_BORDER - if(mapx_coord < 0 || mapx_coord > width - 1 || mapy_coord < 0 || mapy_coord > height - 1) - { - *((__global DATA_TYPE *)out.ptr) = border_val; - return; - } -#else // CONSTANT_BORDER - mapx_coord = clamp(mapx_coord, 0.0f, width - 1); - mapy_coord = clamp(mapy_coord, 0.0f, height - 1); -#endif // CONSTANT_BORDER - *((__global DATA_TYPE *)out.ptr) = *((__global DATA_TYPE *)tensor4D_offset(&in, get_global_id(0), convert_int(mapx_coord), convert_int(mapy_coord), (get_global_id(2) / DEPTH_OUT))); -} - -/** Performs a remapping of an input image to an output given two remapping image using bilinear as interpolation. - * Also applies constant border value, "border_val", if "CONSTANT_BORDER" is set. - * - * This kernel performs remapping with this method of pixel coordinate translation: - * out(x,y) = in(mapx(x,y), mapy(x,y)); - * - * @param[in] in_ptr Pointer to the source image. Supported data types: U8. - * @param[in] in_stride_x Stride of the source image in X dimension (in bytes) - * @param[in] in_step_x in_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] in_stride_y Stride of the source image in Y dimension (in bytes) - * @param[in] in_step_y in_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] in_offset_first_element_in_bytes Offset of the first element in the source image - * @param[out] out_ptr Pointer to the destination image. Supported data types: U8. - * @param[in] out_stride_x Stride of the destination image in X dimension (in bytes) - * @param[in] out_step_x out_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] out_stride_y Stride of the destination image in Y dimension (in bytes) - * @param[in] out_step_y out_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] out_offset_first_element_in_bytes Offset of the first element in the destination image - * @param[in] mapx_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapx_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapx_step_x mapx_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapx_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapx_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapx_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] mapy_ptr Pointer to the x remapping image. Supported data types: F32. - * @param[in] mapy_stride_x Stride of the remapping image in X dimension (in bytes) - * @param[in] mapy_step_x mapy_stride_x * number of elements along X processed per work item (in bytes) - * @param[in] mapy_stride_y Stride of the remapping image in Y dimension (in bytes) - * @param[in] mapy_step_y mapy_stride_y * number of elements along Y processed per work item (in bytes) - * @param[in] mapy_offset_first_element_in_bytes Offset of the first element in the remapping image - * @param[in] width Width of the input image - * @param[in] height Height of the input image - */ -__kernel void remap_bilinear_nhwc( - TENSOR4D_DECLARATION(in), - TENSOR4D_DECLARATION(out), - TENSOR4D_DECLARATION(mapx), - TENSOR4D_DECLARATION(mapy), - const float width, - const float height -#ifdef CONSTANT_BORDER - , - const DATA_TYPE border_val -#endif // CONSTANT_BORDER -) -{ - Tensor4D in = CONVERT_TO_TENSOR4D_STRUCT_NO_STEP(in, 0); - Tensor4D out = CONVERT_TO_TENSOR4D_STRUCT(out, DEPTH_OUT); - Tensor4D mapx = CONVERT_TO_TENSOR4D_STRUCT(mapx, DEPTH_OUT); - Tensor4D mapy = CONVERT_TO_TENSOR4D_STRUCT(mapy, DEPTH_OUT); - - float mapx_coord = (float) * (__global float *)mapx.ptr; - float mapy_coord = (float) * (__global float *)mapy.ptr; - -#ifdef CONSTANT_BORDER - if(mapx_coord < 0 || mapx_coord > width - 1 || mapy_coord < 0 || mapy_coord > height - 1) - { - *((__global DATA_TYPE *)out.ptr) = border_val; - return; - } -#endif // CONSTANT_BORDER - - const float new_xf = floor(mapx_coord); - const float new_yf = floor(mapy_coord); - const float clamped_x = clamp(new_xf, 0.0f, width - 1); - const float clamped_x1 = clamp(new_xf + 1, 0.0f, width - 1); - const float clamped_y = clamp(new_yf, 0.0f, height - 1); - const float clamped_y1 = clamp(new_yf + 1, 0.0f, height - 1); - - float4 ins = (float4)(*((__global DATA_TYPE *)tensor4D_offset(&in, get_global_id(0), convert_int(clamped_x), convert_int(clamped_y), (get_global_id(2) / DEPTH_OUT))), - *((__global DATA_TYPE *)tensor4D_offset(&in, get_global_id(0), convert_int(clamped_x1), convert_int(clamped_y), (get_global_id(2) / DEPTH_OUT))), - *((__global DATA_TYPE *)tensor4D_offset(&in, get_global_id(0), convert_int(clamped_x), convert_int(clamped_y1), (get_global_id(2) / DEPTH_OUT))), - *((__global DATA_TYPE *)tensor4D_offset(&in, get_global_id(0), convert_int(clamped_x1), convert_int(clamped_y1), (get_global_id(2) / DEPTH_OUT)))); - - const float a = mapx_coord - new_xf; - const float b = 1.f - a; - const float a1 = mapy_coord - new_yf; - const float b1 = 1.f - a1; - const float fr = ((ins.s0 * b * b1) + (ins.s1 * a * b1) + (ins.s2 * b * a1) + (ins.s3 * a * a1)); - - *((__global DATA_TYPE *)out.ptr) = CONVERT(fr, DATA_TYPE); -} - -#endif // DEPTH_OUT |