NapCatQQ source snapshot

packages/napcat-core/helper/audio.ts

@@ -0,0 +1,16 @@
+import path from 'node:path';
+import { randomUUID } from 'crypto';
+import { LogWrapper } from '@/napcat-core/helper/log';
+import { FFmpegService } from '@/napcat-core/helper/ffmpeg/ffmpeg';
+
+export async function encodeSilk (filePath: string, temporaryDirectory: string, logger: LogWrapper) {
+  const converted = !(await FFmpegService.isSilk(filePath));
+  const pttPath = converted ? path.join(temporaryDirectory, randomUUID()) : filePath;
+  if (converted) {
+    logger.log(`语音文件${filePath}需要转换成silk`);
+    await FFmpegService.convertToNTSilkTct(filePath, pttPath);
+  }
+  const duration = await FFmpegService.getDuration(pttPath);
+  logger.log('语音文件已就绪:', pttPath, '时长:', duration);
+  return { converted, path: pttPath, duration };
+}