Disable resampling if requested sample rate not supported

DSheirer · Dec 18, 2022 · 7de2851 · 7de2851
1 parent bbd9075
commit 7de2851
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/main/java/io/github/dsheirer/audio/convert/MP3AudioConverter.java b/src/main/java/io/github/dsheirer/audio/convert/MP3AudioConverter.java
@@ -57,7 +57,15 @@ public class MP3AudioConverter implements IAudioConverter
     public MP3AudioConverter(InputAudioFormat inputAudioFormat, MP3Setting setting, boolean normalizeAudio)
     {
         mInputAudioFormat = inputAudioFormat;
+
         mEncoder = LameFactory.getLameEncoder(inputAudioFormat, setting);
+        if(inputAudioFormat.getSampleRate() != mEncoder.getEffectiveSampleRate())
+        {
+            mLog.warn("MP3 encoder setting '" + setting + "' doesn't support sample rate '" + inputAudioFormat + "', resampling disabled. Increase bitrate or decrease sample rate to fix.");
+            mInputAudioFormat = InputAudioFormat.SR_8000;
+            mEncoder = LameFactory.getLameEncoder(mInputAudioFormat, setting);
+        }
+
         mNormalizeAudio = normalizeAudio;
 
         //Resampling is only required if desired input sample rate is not system default of 8kHz