| /* |
| * Copyright (c) 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 "arm_compute/core/Error.h" |
| #include "arm_compute/core/Types.h" |
| |
| #include "src/core/CL/CLUtils.h" |
| |
| cl::Image2D arm_compute::create_image2d_from_buffer(const cl::Context &ctx, const cl::Buffer &buffer, const TensorShape &shape2d, DataType data_type, size_t image_row_pitch) |
| { |
| cl_channel_type cl_data_type; |
| |
| switch(data_type) |
| { |
| case DataType::F32: |
| cl_data_type = CL_FLOAT; |
| break; |
| case DataType::F16: |
| cl_data_type = CL_HALF_FLOAT; |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Data type not support with OpenCL image2d"); |
| } |
| |
| cl_mem cl_image; |
| cl_int err = CL_SUCCESS; |
| |
| const cl_image_format format = { CL_RGBA, cl_data_type }; |
| |
| cl_image_desc desc; |
| memset(&desc, 0, sizeof(desc)); |
| desc.image_type = CL_MEM_OBJECT_IMAGE2D; |
| desc.mem_object = buffer(); |
| desc.image_row_pitch = image_row_pitch; |
| desc.image_width = shape2d[0]; |
| desc.image_height = shape2d[1]; |
| |
| cl_image = clCreateImage(ctx(), CL_MEM_READ_ONLY, &format, &desc, nullptr, &err); |
| |
| ARM_COMPUTE_UNUSED(err); |
| ARM_COMPUTE_ERROR_ON_MSG(err != CL_SUCCESS, "Error during the creation of CL image from buffer"); |
| |
| return cl::Image2D(cl_image); |
| } |