add merged file

.env

-MODELS_PATH=./models/
+MODELS_PATH=./models/current_model/model/
+MODEL_PATH_OFFLINE=./models/current_model/
+OFFLINE_PORT=9050
 YAML=/opt/models/gmm_hmm3.yaml
 NB_WORKERS=2

config.json

@@ -61,6 +61,7 @@
       "srate": 16000
     },
     "host": "hublot_offline_1",
-    "port": 9999
+    "port": 9999,
+    "model": "current_model"
   }
 }

lib/resume.js

@@ -19,6 +19,7 @@
  */
 const fs = require('fs');
 const uuidv1 = require('uuid/v1');
+const request = require('request');
 
 const ffmpegInstaller = require('@ffmpeg-installer/ffmpeg');
 const ffprobeInstaller  = require('@ffprobe-installer/ffprobe');
@@ -35,6 +36,9 @@ module.exports = config => {
   let timestamp = undefined;
   let userConf = 0;
 
+  function offlineTranscription(){
+    //TODO
+  }
 
   function resumeGenerator(){
     let nbFile = 0;
@@ -45,6 +49,9 @@ module.exports = config => {
     })
     cmd.complexFilter('amix=inputs='+nbFile+':duration=first:dropout_transition=3')
     .save(config.folder.audioMerged+"/merged.wav")
+    .on('end', function() {
+      
+    })
 
   }
 
@@ -81,13 +88,14 @@ module.exports = config => {
       streamData.wstream.close();
       let delay = ((timestamp - streamData.timestamp) / toSecond) * -1;
       try{
+        console.log('generate silence')
         ffmpeg()
         .input('anullsrc=sample_rate='+config.audio.srate)
         .inputFormat('lavfi')
         .duration(delay)
         .output(config.folder.audioWav+"/silence_"+streamData.fileName+".wav")
         .on('end', function() {
-          
+          console.log('generate audio file')
           ffmpeg(streamData.pathFile)
           .toFormat(config.audio.format)
           .noVideo()
@@ -95,7 +103,12 @@ module.exports = config => {
           .audioChannels(config.audio.channels)
           .audioFrequency(config.audio.srate)
           .save(config.folder.audioWav+"/"+streamData.fileName+".wav")
+          .on('error', function(err) {
+            --userConf
+            console.log('An error occurred: ' + err.message);
+          })
           .on('end', function() {
+            console.log('merge audio and silence')
             ffmpeg()
             .input(config.folder.audioWav+"/silence_"+streamData.fileName+".wav")
             .input(config.folder.audioWav+"/"+streamData.fileName+".wav")