Prevent MOV sound sample bounds error

Contributes to #561
drewnoakes · Apr 3, 2022 · 09f0cd3 · 09f0cd3
1 parent 085d36c
commit 09f0cd3
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/Source/com/drew/metadata/mov/atoms/SoundSampleDescriptionAtom.java b/Source/com/drew/metadata/mov/atoms/SoundSampleDescriptionAtom.java
@@ -46,11 +46,14 @@ SoundSampleDescription getSampleDescription(SequentialReader reader) throws IOEx
 
     public void addMetadata(QuickTimeSoundDirectory directory)
     {
-        SoundSampleDescription description = sampleDescriptions.get(0);
+        if (sampleDescriptions.size() > 0) {
+            // TODO why only the first one?
+            SoundSampleDescription description = sampleDescriptions.get(0);
 
-        QuickTimeDictionary.setLookup(QuickTimeSoundDirectory.TAG_AUDIO_FORMAT, description.dataFormat, directory);
-        directory.setInt(QuickTimeSoundDirectory.TAG_NUMBER_OF_CHANNELS, description.numberOfChannels);
-        directory.setInt(QuickTimeSoundDirectory.TAG_AUDIO_SAMPLE_SIZE, description.sampleSize);
+            QuickTimeDictionary.setLookup(QuickTimeSoundDirectory.TAG_AUDIO_FORMAT, description.dataFormat, directory);
+            directory.setInt(QuickTimeSoundDirectory.TAG_NUMBER_OF_CHANNELS, description.numberOfChannels);
+            directory.setInt(QuickTimeSoundDirectory.TAG_AUDIO_SAMPLE_SIZE, description.sampleSize);
+        }
     }
 
     static class SoundSampleDescription extends SampleDescription