package com.xindao.ocr.smartjavaai.model.common.direction.criteria;
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import ai.djl.Device;
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import ai.djl.modality.cv.Image;
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import ai.djl.repository.zoo.Criteria;
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import ai.djl.training.util.ProgressBar;
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import cn.smartjavaai.common.enums.DeviceEnum;
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import com.xindao.ocr.smartjavaai.config.DirectionModelConfig;
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import com.xindao.ocr.smartjavaai.entity.DirectionInfo;
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import com.xindao.ocr.smartjavaai.enums.DirectionModelEnum;
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import com.xindao.ocr.smartjavaai.model.common.direction.translator.PpWordRotateTranslator;
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import org.apache.commons.lang3.StringUtils;
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import java.nio.file.Paths;
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import java.util.Objects;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 行方向分类
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* @author dwj
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*/
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public class DirectionCriteriaFactory {
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public static Criteria<Image, DirectionInfo> createCriteria(DirectionModelConfig config) {
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Device device = null;
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if(!Objects.isNull(config.getDevice())){
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device = config.getDevice() == DeviceEnum.CPU ? Device.cpu() : Device.gpu(config.getGpuId());
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}
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Criteria<Image, DirectionInfo> criteria = null;
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ConcurrentHashMap params = new ConcurrentHashMap<String, String>();
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params.putAll(config.getCustomParams());
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if(StringUtils.isNotBlank(config.getBatchifier())){
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params.put("batchifier", config.getBatchifier());
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}
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if(config.getModelEnum() == DirectionModelEnum.CH_PPOCR_MOBILE_V2_CLS){
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params.put("resizeWidth", 192);
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params.put("resizeHeight", 48);
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}else if (config.getModelEnum() == DirectionModelEnum.PP_LCNET_X0_25){
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params.put("resizeWidth", 160);
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params.put("resizeHeight", 80);
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}else if (config.getModelEnum() == DirectionModelEnum.PP_LCNET_X1_0){
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params.put("resizeWidth", 160);
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params.put("resizeHeight", 80);
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}
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criteria =
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Criteria.builder()
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.optEngine("OnnxRuntime")
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.setTypes(Image.class, DirectionInfo.class)
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.optModelPath(Paths.get(config.getModelPath()))
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.optDevice(device)
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.optTranslator(new PpWordRotateTranslator(params))
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.optProgress(new ProgressBar())
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.build();
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return criteria;
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}
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}
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