From 6ff3b19ee6120edf015fad8caab2991faa3070af Mon Sep 17 00:00:00 2001 From: Anthony Barbier Date: Mon, 4 Sep 2017 18:44:23 +0100 Subject: COMPMID-344 Updated doxygen Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae --- src/core/CL/cl_kernels/pixelwise_mul_int.cl | 79 +++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 src/core/CL/cl_kernels/pixelwise_mul_int.cl (limited to 'src/core/CL/cl_kernels/pixelwise_mul_int.cl') diff --git a/src/core/CL/cl_kernels/pixelwise_mul_int.cl b/src/core/CL/cl_kernels/pixelwise_mul_int.cl new file mode 100644 index 0000000000..05c437cd17 --- /dev/null +++ b/src/core/CL/cl_kernels/pixelwise_mul_int.cl @@ -0,0 +1,79 @@ +/* + * Copyright (c) 2016, 2017 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" + +#ifdef SATURATE +#define CONVERT_OP_INT_STR(x, type) (convert_##type##_sat(x)) +#else +#define CONVERT_OP_INT_STR(x, type) (convert_##type(x)) +#endif +#define CONVERT_OP_INT(x, type) CONVERT_OP_INT_STR(x, type) + +/** Performs a pixelwise multiplication with integer scale of integer inputs. + * + * @attention The inputs and output data types need to be passed at compile time using -DDATA_TYPE_IN1, -DDATA_TYPE_IN2 and -DDATA_TYPE_OUT: + * e.g. -DDATA_TYPE_IN1=uchar -DDATA_TYPE_IN2=ushort -DDATA_TYPE_OUT=short + * @attention The data_type of the intermediate result of the multiplication should passed as well using -DDATA_TYPE_RES. + * e.g. If one of inputs is S16 -DDATA_TYPE_RES=int should be passed else -DDATA_TYPE_RES=short. + * + * @param[in] in1_ptr Pointer to the source image. Supported data types: U8, S16 + * @param[in] in1_stride_x Stride of the source image in X dimension (in bytes) + * @param[in] in1_step_x in1_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] in1_stride_y Stride of the source image in Y dimension (in bytes) + * @param[in] in1_step_y in1_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] in1_offset_first_element_in_bytes The offset of the first element in the source image + * @param[in] in2_ptr Pointer to the source image. Supported data types: U8, S16 + * @param[in] in2_stride_x Stride of the source image in X dimension (in bytes) + * @param[in] in2_step_x in2_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] in2_stride_y Stride of the source image in Y dimension (in bytes) + * @param[in] in2_step_y in2_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] in2_offset_first_element_in_bytes The offset of the first element in the source image + * @param[out] out_ptr Pointer to the destination image. Supported data types: U8, S16 + * @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 workitem(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 workitem(in bytes) + * @param[in] out_offset_first_element_in_bytes The offset of the first element in the destination image + * @param[in] scale Integer scaling factor. Supported data types: S32 + */ +__kernel void pixelwise_mul_int( + IMAGE_DECLARATION(in1), + IMAGE_DECLARATION(in2), + IMAGE_DECLARATION(out), + const uint scale) +{ + // Get pixels pointer + Image in1 = CONVERT_TO_IMAGE_STRUCT(in1); + Image in2 = CONVERT_TO_IMAGE_STRUCT(in2); + Image out = CONVERT_TO_IMAGE_STRUCT(out); + + // Load data + VEC_DATA_TYPE(DATA_TYPE_RES, 16) + in1_data = CONVERT(vload16(0, (__global DATA_TYPE_IN1 *)in1.ptr), VEC_DATA_TYPE(DATA_TYPE_RES, 16)); + VEC_DATA_TYPE(DATA_TYPE_RES, 16) + in2_data = CONVERT(vload16(0, (__global DATA_TYPE_IN2 *)in2.ptr), VEC_DATA_TYPE(DATA_TYPE_RES, 16)); + + // Perform multiplication and store result + vstore16(CONVERT_OP_INT(((in1_data * in2_data) >> scale), VEC_DATA_TYPE(DATA_TYPE_OUT, 16)), 0, (__global DATA_TYPE_OUT *)out.ptr); +} -- cgit v1.2.1