mirror of
https://github.com/PaddlePaddle/FastDeploy.git
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65 lines
2.4 KiB
C++
65 lines
2.4 KiB
C++
// Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "paddle/extension.h"
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#ifndef PD_BUILD_STATIC_OP
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#define PD_BUILD_STATIC_OP(name) PD_BUILD_OP(static_op_##name)
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#endif
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std::vector<paddle::Tensor> GetImgBoundaries(const paddle::Tensor& task_input_ids,
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const paddle::Tensor& grid_thw,
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const int64_t image_patch_id) {
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// All tensor in cpu
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auto input_ids_ptr = task_input_ids.data<int64_t>();
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int64_t seq_lens_origin = task_input_ids.numel();
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auto grid_thw_ptr = grid_thw.data<int64_t>();
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int token_times = 4;
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int token_idx = 0;
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int image_idx = 0;
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std::vector<int> img_boundaries, img_nums;
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img_boundaries.emplace_back(0);
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img_nums.emplace_back(0);
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while (token_idx < seq_lens_origin) {
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if (input_ids_ptr[token_idx] != image_patch_id) {
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do {
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token_idx++;
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} while (token_idx < seq_lens_origin && input_ids_ptr[token_idx] != image_patch_id);
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} else {
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int cur_image_token_len = (grid_thw_ptr[image_idx * 3 + 1] * grid_thw_ptr[image_idx * 3 + 2]) / token_times;
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image_idx++;
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token_idx += cur_image_token_len;
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}
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img_boundaries.emplace_back(token_idx);
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img_nums.emplace_back(image_idx);
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}
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int64_t num_img_boundaries = static_cast<int64_t>(img_boundaries.size());
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auto out = paddle::full({2, num_img_boundaries}, 0, paddle::DataType::INT64, paddle::CPUPlace());
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for (int i = 0; i < num_img_boundaries; i++) {
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out.data<int64_t>()[i] = img_boundaries[i];
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out.data<int64_t>()[num_img_boundaries + i] = img_nums[i];
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}
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return {out};
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}
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PD_BUILD_STATIC_OP(get_img_boundaries)
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.Inputs({"task_input_ids", "grid_thw"})
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.Attrs({"image_patch_id: int64_t"})
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.Outputs({"img_boundaries"})
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.SetKernelFn(PD_KERNEL(GetImgBoundaries));
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