From a2e2148b78daf2618a121d51fc8df8a005e21627 Mon Sep 17 00:00:00 2001
From: WeebDataHoarder <57538841+WeebDataHoarder@users.noreply.github.com>
Date: Tue, 4 Oct 2022 10:43:29 +0200
Subject: [PATCH] Support decoding into Float

---
 decoder.go              | 29 +++++++++++++++++++++++------
 examples/decode/main.go |  1 -
 2 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/decoder.go b/decoder.go
index 882452b..ca254ae 100644
--- a/decoder.go
+++ b/decoder.go
@@ -21,8 +21,7 @@ func NewDecoder() Decoder {
 	}
 }
 
-// Decode decodes the Opus bitstream into PCM
-func (d *Decoder) Decode(in []byte, out []byte) (bandwidth Bandwidth, isStereo bool, err error) {
+func (d *Decoder) decode(in []byte) (bandwidth Bandwidth, isStereo bool, err error) {
 	if len(in) < 1 {
 		return 0, false, errTooShortForTableOfContentsHeader
 	}
@@ -49,9 +48,27 @@ func (d *Decoder) Decode(in []byte, out []byte) (bandwidth Bandwidth, isStereo b
 		}
 	}
 
-	if err := bitdepth.ConvertFloat32LittleEndianToSigned16LittleEndian(d.silkBuffer, out, 3); err != nil {
-		return 0, false, err
-	}
-
 	return cfg.bandwidth(), tocHeader.isStereo(), nil
 }
+
+// Decode decodes the Opus bitstream into PCM
+func (d *Decoder) Decode(in []byte, out []byte) (bandwidth Bandwidth, isStereo bool, err error) {
+	if bandwidth, isStereo, err = d.decode(in); err != nil {
+		return
+	} else {
+		if err := bitdepth.ConvertFloat32LittleEndianToSigned16LittleEndian(d.silkBuffer, out, 3); err != nil {
+			return 0, false, err
+		}
+		return
+	}
+}
+
+// DecodeFloat decodes the Opus bitstream into native float
+func (d *Decoder) DecodeFloat(in []byte, out []float32) (bandwidth Bandwidth, isStereo bool, err error) {
+	if bandwidth, isStereo, err = d.decode(in); err != nil {
+		return
+	} else {
+		copy(out, d.silkBuffer)
+		return
+	}
+}
diff --git a/examples/decode/main.go b/examples/decode/main.go
index 24c42fe..b736772 100644
--- a/examples/decode/main.go
+++ b/examples/decode/main.go
@@ -32,7 +32,6 @@ func main() {
 	}
 
 	decoder := opus.NewDecoder()
-	x := 0
 	for {
 		segments, _, err := ogg.ParseNextPage()