Function predict

paddleocr-js/packages/core/src/models/det.ts:219–246

(cv, mats, overrides)

      return sessionState?.provider || "";
    },
    async predict(cv, mats, overrides) {
      if (!sessionState?.session) {
        throw new Error("Detection model session is not initialized.");
      }
      const params = resolveDetParams(defaultParams, overrides);
      const batchSize = resolveRuntimeBatchSize(overrides?.batchSize, defaultBatchSize);
      const results: DetResult[] = [];
      const runCtx: DetRunContext = {
        cv,
        ort,
        config,
        session: sessionState.session
      };
      for (const chunk of chunkArray(mats, batchSize)) {
        const preps = preprocess({ cv, ort, config }, chunk, params);
        const inputTensor = packDetBatchTensor(ort, preps);
        const fullOutput = await runInference(sessionState.session, inputTensor);
        const internals = postprocess(runCtx, fullOutput, preps, params);
        for (const internal of internals) {
          results.push({
            boxes: internal.boxes,
            srcW: internal.prep.srcW,
            srcH: internal.prep.srcH
          });
        }
      }
      return results;
    },
    async dispose() {
      await releaseSessions(sessionState?.session);
      sessionState = null;