Index: /oup/structdefs/SNDD.txt
===================================================================
--- /oup/structdefs/SNDD.txt	(revision 72)
+++ /oup/structdefs/SNDD.txt	(revision 73)
@@ -2,7 +2,28 @@
 File id	$00	12	File id
 Level id	$04	17	Level id
-Wav header	$08	10054	Wav header; don't alter it
+#Wav header	$08	10054	Wav header; don't alter it
 Duration	$3E	2	Duration in 1/60 seconds
 Size	$40	4	Size of the part in the raw file
 Offset	$44	11	At this position starts the part in the raw file
 Not used	$48	1024	Not used
+
+*Wave Header	Wave Header	$08
+FmtSize	$00	4	Format Chunk Size
+FormatID	$04	2	FormatID (2 = ADPCM)
+Channels	$06	2
+Samples/s	$08	4	Sample rate
+Bytes/s	$0C	4	Bytes per second
+Block align	$10	2
+Bits/sample	$12	2
+
+*Extended ADPCM Header		$1C
+ExtSize	$00	2
+Samples/block	$02	2
+CoefficientSets	$04	2
+Set1	$06	4
+Set2	$0A	4
+Set3	$0E	4
+Set4	$12	4
+Set5	$16	4
+Set6	$1A	4
+Set7	$1E	4