init

src/dimse/compressFile.ts

@@ -0,0 +1,38 @@
+import { ConfParams, config } from '../utils/config';
+import { recompress, recompressOptions } from 'dicom-dimse-native';
+import { LoggerSingleton } from '../utils/logger';
+
+export async function compressFile(inputFile: string, outputDirectory: string, transferSyntax: string | undefined = undefined) {
+  const logger = LoggerSingleton.Instance;
+  const options: recompressOptions = {
+    sourcePath: inputFile,
+    storagePath: outputDirectory,
+    writeTransfer: transferSyntax || config.get(ConfParams.XTRANSFER),
+    lossyQuality: config.get(ConfParams.LOSSY_QUALITY),
+    verbose: config.get(ConfParams.VERBOSE),
+  };
+
+  // run find scu and return json response
+  return new Promise((resolve, reject) => {
+    recompress(options, (result: string) => {
+      if (result && result.length > 0) {
+        try {
+          const json = JSON.parse(result);
+          if (json.code === 0) {
+            resolve(true);
+          } else {
+            logger.error(`recompression failure (${inputFile}): ${json.message}`);
+            reject();
+          }
+        } catch (error) {
+          logger.error(error);
+          logger.error(result);
+          reject();
+        }
+      } else {
+        logger.error('invalid result received');
+        reject();
+      }
+    });
+  });
+}