resample to 16bit 44100hz aiff

1 files changed, 14 insertions, 1 deletions

diff --git a/lib/worker/processFiles.js b/lib/worker/processFiles.js
index 26fdb0e..21021b5 100644
--- a/lib/worker/processFiles.js
+++ b/lib/worker/processFiles.js
@@ -47,6 +47,7 @@ function processAudio(file) {
   
   return new Promise ( (resolve, reject) => {
     cacheFfprobe(file, fullPath)
+    .then(() => { return convertToAiff(fullPath) })
     .then(() => { return processSpectrum(fullPath) })
     .then(() => { return trimSpectrum(fullPath) })
     .then(() => { return convertToMp3(fullPath) })
@@ -58,7 +59,9 @@ function processAudio(file) {
 function processSpectrum(fullPath) {
   return new Promise ( (resolve, reject) => {
     console.log('process spectrum')
-    execFile(process.env.PYTHON_BINARY, ['./python/spectrum.py', fullPath], (err, stdout, stderr) => {
+    const aiffPath = fullPath + '.aiff'
+    const pngPath = fullPath + '.png'
+    execFile(process.env.PYTHON_BINARY, ['./python/spectrum.py', aiffPath, pngPath], (err, stdout, stderr) => {
       // console.log('spectrum done')
       resolve()
     })
@@ -84,6 +87,16 @@ function cacheFfprobe(file, fullPath) {
     })
   })
 }
+function convertToAiff(fullPath) {
+  return new Promise ( (resolve, reject) => {
+    console.log('convert to aiff')
+    const aiffPath = fullPath + '.aiff'
+    execFile(process.env.FFMPEG_BINARY, ['-y', '-i', fullPath, '-acodec', 'pcm_s16le', '-ar', '44100', aiffPath], (err, stdout, stderr) => {
+      // console.log(stdout, stderr)
+      resolve()
+    })
+  })
+}
 function convertToMp3(fullPath) {
   return new Promise ( (resolve, reject) => {
     console.log('convert to mp3')