4 files changed, 55 insertions, 0 deletions
diff --git a/include/aoblipplayer.h b/include/aoblipplayer.h
index 9a428371..a848e806 100644
--- a/include/aoblipplayer.h
+++ b/include/aoblipplayer.h
@@ -3,6 +3,7 @@
 
 #if defined(BASSAUDIO)
 #include "bass.h"
+#include "bassopus.h"
 #elif defined(QTAUDIO)
 #include <QSoundEffect>
 #endif
diff --git a/include/aomusicplayer.h b/include/aomusicplayer.h
index 52c97c3e..1a535828 100644
--- a/include/aomusicplayer.h
+++ b/include/aomusicplayer.h
@@ -4,6 +4,7 @@
 
 #if defined(BASSAUDIO)
 #include "bass.h"
+#include "bassopus.h"
 #elif defined(QTAUDIO)
 #include <QMediaPlayer>
 #endif
diff --git a/include/aosfxplayer.h b/include/aosfxplayer.h
index 112e3ec6..3ae8bdf1 100644
--- a/include/aosfxplayer.h
+++ b/include/aosfxplayer.h
@@ -3,6 +3,7 @@
 
 #if defined(BASSAUDIO)
 #include "bass.h"
+#include "bassopus.h"
 #elif defined(QTAUDIO)
 #include <QSoundEffect>
 #endif
diff --git a/include/bassopus.h b/include/bassopus.h
new file mode 100644
index 00000000..4e48124f
--- /dev/null
+++ b/include/bassopus.h
@@ -0,0 +1,52 @@
+/*
+	BASSOPUS 2.4 C/C++ header file
+	Copyright (c) 2012-2015 Un4seen Developments Ltd.
+
+	See the BASSOPUS.CHM file for more detailed documentation
+*/
+
+#ifndef BASSOPUS_H
+#define BASSOPUS_H
+
+#include "bass.h"
+
+#if BASSVERSION!=0x204
+#error conflicting BASS and BASSOPUS versions
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef BASSOPUSDEF
+#define BASSOPUSDEF(f) WINAPI f
+#endif
+
+// BASS_CHANNELINFO type
+#define BASS_CTYPE_STREAM_OPUS		0x11200
+
+// Additional attributes
+#define BASS_ATTRIB_OPUS_ORIGFREQ	0x13000
+#define BASS_ATTRIB_OPUS_GAIN		0x13001
+
+HSTREAM BASSOPUSDEF(BASS_OPUS_StreamCreateFile)(BOOL mem, const void *file, QWORD offset, QWORD length, DWORD flags);
+HSTREAM BASSOPUSDEF(BASS_OPUS_StreamCreateURL)(const char *url, DWORD offset, DWORD flags, DOWNLOADPROC *proc, void *user);
+HSTREAM BASSOPUSDEF(BASS_OPUS_StreamCreateFileUser)(DWORD system, DWORD flags, const BASS_FILEPROCS *procs, void *user);
+
+#ifdef __cplusplus
+}
+
+#if defined(_WIN32) && !defined(NOBASSOVERLOADS)
+static inline HSTREAM BASS_OPUS_StreamCreateFile(BOOL mem, const WCHAR *file, QWORD offset, QWORD length, DWORD flags)
+{
+	return BASS_OPUS_StreamCreateFile(mem, (const void*)file, offset, length, flags|BASS_UNICODE);
+}
+
+static inline HSTREAM BASS_OPUS_StreamCreateURL(const WCHAR *url, DWORD offset, DWORD flags, DOWNLOADPROC *proc, void *user)
+{
+	return BASS_OPUS_StreamCreateURL((const char*)url, offset, flags|BASS_UNICODE, proc, user);
+}
+#endif
+#endif
+
+#endif