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Diffstat (limited to 'src/core/CL/cl_kernels/convolution3x3.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/convolution3x3.cl | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/src/core/CL/cl_kernels/convolution3x3.cl b/src/core/CL/cl_kernels/convolution3x3.cl deleted file mode 100644 index 625c6c46ad..0000000000 --- a/src/core/CL/cl_kernels/convolution3x3.cl +++ /dev/null @@ -1,137 +0,0 @@ -/* - * Copyright (c) 2016-2019 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" - -#ifndef DATA_TYPE -#define DATA_TYPE short -#endif /* DATA_TYPE */ - -#ifndef DATA_TYPE_OUT -#define DATA_TYPE_OUT uchar -#endif /* DATA_TYPE_OUT */ - -/** Compute a 1D horizontal convolution of size 3 for 8 bytes assuming the input is made of 1 channel of 1 byte (i.e 8 pixels). - * - * @param[in] left_pixel Pointer to the left pixel. - * @param[in] left_coeff Weight of the left pixel - * @param[in] middle_coeff Weight of the middle pixel - * @param[in] right_coeff Weight of the right pixel - * - * @return a short8 containing 8 convoluted values. - */ -inline VEC_DATA_TYPE(DATA_TYPE, 8) convolution1x3(__global const uchar *left_pixel, - const short left_coeff, - const short middle_coeff, - const short right_coeff) -{ - uchar16 temp = vload16(0, left_pixel); - VEC_DATA_TYPE(DATA_TYPE, 8) - left = CONVERT(temp.s01234567, VEC_DATA_TYPE(DATA_TYPE, 8)); - VEC_DATA_TYPE(DATA_TYPE, 8) - middle = CONVERT(temp.s12345678, VEC_DATA_TYPE(DATA_TYPE, 8)); - VEC_DATA_TYPE(DATA_TYPE, 8) - right = CONVERT(temp.s23456789, VEC_DATA_TYPE(DATA_TYPE, 8)); - - return left * (VEC_DATA_TYPE(DATA_TYPE, 8))left_coeff + middle * (VEC_DATA_TYPE(DATA_TYPE, 8))middle_coeff + right * (VEC_DATA_TYPE(DATA_TYPE, 8))right_coeff; -} - -/** Apply a 3x3 convolution matrix to a single channel U8 input image and return the result. - * - * Convolution matrix layout: - * - * [ mat0, mat1, mat2 ]\n - * [ mat3, mat4, mat5 ]\n - * [ mat6, mat7, mat8 ]\n - * - * @param[in] src A pointer to source Image structure - * @param[in] mat0 Coefficient from the convolution matrix - * @param[in] mat1 Coefficient from the convolution matrix - * @param[in] mat2 Coefficient from the convolution matrix - * @param[in] mat3 Coefficient from the convolution matrix - * @param[in] mat4 Coefficient from the convolution matrix - * @param[in] mat5 Coefficient from the convolution matrix - * @param[in] mat6 Coefficient from the convolution matrix - * @param[in] mat7 Coefficient from the convolution matrix - * @param[in] mat8 Coefficient from the convolution matrix - * @param[in] scale Convolution matrix scale (Sum of the coefficients, or 1 if the sum is 0) - * - * @return a short8 containing 8 convoluted and scaled values. - */ -inline VEC_DATA_TYPE(DATA_TYPE, 8) convolution3x3( - Image *src, - const short mat0, const short mat1, const short mat2, - const short mat3, const short mat4, const short mat5, - const short mat6, const short mat7, const short mat8, uint scale) -{ - // Output pixels - VEC_DATA_TYPE(DATA_TYPE, 8) - pixels; - - // Row 0 - pixels = convolution1x3(offset(src, -1, -1), mat0, mat1, mat2); - // Row - pixels += convolution1x3(offset(src, -1, 0), mat3, mat4, mat5); - // Row 2 - pixels += convolution1x3(offset(src, -1, 1), mat6, mat7, mat8); - - // Divide by the scale - return pixels / (VEC_DATA_TYPE(DATA_TYPE, 8))scale; -} - -#ifndef DYNAMIC_MATRIX_CONVOLUTION - -/** Apply a 3x3 static convolution matrix to a single channel U8 input image and output a single channel image. - * - * @attention The matrix coefficients(MAT0, MAT1, ... MAT8, SCALE), DATA_TYPE, and DATA_TYPE_OUT need to be passed at compile time.\n - * e.g. -DMAT0=1 -DMAT2=2, ...-DMAT8=8, -DSCALE=1, -DDATA_TYPE=int, -DDATA_TYPE_OUT=int - * - * @param[in] src_ptr Pointer to the source image - * @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_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: U8, S16 - * @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_offset_first_element_in_bytes The offset of the first element in the destination image - */ -__kernel void convolution3x3_static( - IMAGE_DECLARATION(src), - IMAGE_DECLARATION(dst)) -{ - Image src = CONVERT_TO_IMAGE_STRUCT(src); - Image dst = CONVERT_TO_IMAGE_STRUCT(dst); - - VEC_DATA_TYPE(DATA_TYPE, 8) - pixels = convolution3x3(&src, - MAT0, MAT1, MAT2, MAT3, MAT4, MAT5, MAT6, MAT7, MAT8, SCALE); - - // Store the result as is in dst - vstore8(CONVERT_SAT(pixels, VEC_DATA_TYPE(DATA_TYPE_OUT, 8)), 0, (__global DATA_TYPE_OUT *)dst.ptr); -} - -#endif // DYNAMIC_MATRIX_CONVOLUTION |