PaddleOCR MCP Server

// Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #pragma once #include <opencv2/opencv.hpp> #include <string> #include <type_traits> #include <vector> #include "absl/status/status.h" #include "absl/status/statusor.h" class BaseBatchSampler { public: explicit BaseBatchSampler(int batch_size) : batch_size_(batch_size) {} virtual ~BaseBatchSampler() = default; int BatchSize() const; absl::Status SetBatchSize(int batch_size); template <typename T> absl::StatusOr<std::vector<std::vector<cv::Mat>>> Apply(const T &input); template <typename T> absl::StatusOr<std::vector<std::vector<cv::Mat>>> Sample(const T &input) { return absl::InvalidArgumentError( "Sample failed! Unsupported type for Sample"); } virtual absl::StatusOr<std::vector<std::vector<cv::Mat>>> SampleFromString(const std::string &input) = 0; virtual absl::StatusOr<std::vector<std::vector<cv::Mat>>> SampleFromVector(const std::vector<std::string> &inputs) = 0; std::vector<std::string> InputPath() { return input_path_; }; virtual absl::StatusOr<std::vector<std::vector<cv::Mat>>> SampleFromMatVector(const std::vector<cv::Mat> &inputs) = 0; absl::StatusOr<std::vector<std::vector<std::string>>> SampleFromStringToStringVector(const std::string &input); absl::StatusOr<std::vector<std::vector<std::string>>> SampleFromVectorToStringVector(const std::vector<std::string> &input); absl::StatusOr<std::vector<std::string>> GetFilesList(const std::string &path); protected: int batch_size_ = 1; std::vector<std::string> input_path_; }; template <typename T> absl::StatusOr<std::vector<std::vector<cv::Mat>>> BaseBatchSampler::Apply(const T &input) { return Sample(input); } template <> inline absl::StatusOr<std::vector<std::vector<cv::Mat>>> BaseBatchSampler::Sample<std::string>(const std::string &input) { return SampleFromString(input); } template <> inline absl::StatusOr<std::vector<std::vector<cv::Mat>>> BaseBatchSampler::Sample<std::vector<std::string>>( const std::vector<std::string> &input) { return SampleFromVector(input); } template <> inline absl::StatusOr<std::vector<std::vector<cv::Mat>>> BaseBatchSampler::Sample<std::vector<cv::Mat>>( const std::vector<cv::Mat> &input) { return SampleFromMatVector(input); }