mirror of
https://github.com/blakeblackshear/frigate.git
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84 lines
3.2 KiB
C++
84 lines
3.2 KiB
C++
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-2024 Advanced Micro Devices, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <migraphx/onnx/op_parser.hpp>
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#include <migraphx/onnx/checks.hpp>
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#include <migraphx/ranges.hpp>
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#include <migraphx/instruction.hpp>
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#include <migraphx/make_op.hpp>
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namespace migraphx {
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inline namespace MIGRAPHX_INLINE_NS {
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namespace onnx {
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struct parse_range : op_parser<parse_range>
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{
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std::vector<op_desc> operators() const { return {{"Range"}}; }
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instruction_ref parse(const op_desc& /*opd*/,
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const onnx_parser& /*parser*/,
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onnx_parser::node_info info,
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std::vector<instruction_ref> args) const
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{
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auto start_arg = args[0]->eval();
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check_arg_empty(start_arg, "PARSE_RANGE: start arg dynamic shape is not supported");
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auto limit_arg = args[1]->eval();
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check_arg_empty(limit_arg, "PARSE_RANGE: limit arg dynamic shape is not supported");
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auto delta_arg = args[2]->eval();
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check_arg_empty(delta_arg, "PARSE_RANGE: delta arg dynamic shape is not supported");
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assert(args[0]->get_shape().elements() == 1 and args[1]->get_shape().elements() == 1 and
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args[2]->get_shape().elements() == 1);
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instruction_ref l0;
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visit_all(start_arg, limit_arg, delta_arg)([&](auto start, auto limit, auto delta) {
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auto start_val = start.front();
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auto limit_val = limit.front();
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auto delta_val = delta.front();
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size_t num_elements =
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ceil(static_cast<double>(limit_val - start_val) / static_cast<double>(delta_val));
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assert(num_elements > 0);
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using type = decltype(start_val);
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std::vector<type> range_vals(num_elements);
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std::generate(range_vals.begin(), range_vals.end(), [&]() {
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auto result = start_val;
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start_val += delta_val;
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return result;
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});
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l0 = info.add_literal({shape{args[0]->get_shape().type(), {num_elements}}, range_vals});
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});
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return l0;
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}
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};
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} // namespace onnx
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} // namespace MIGRAPHX_INLINE_NS
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} // namespace migraphx
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