From cc2160de5cc05dc3aa77f3a34358e66f6193c8c9 Mon Sep 17 00:00:00 2001
From: Michał Cichoń <michcic@gmail.com>
Date: Tue, 26 Jun 2012 20:35:30 +0200
Subject: Add support for AAC.

---
 faad2/src/libfaad/is.h | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 faad2/src/libfaad/is.h

(limited to 'faad2/src/libfaad/is.h')

diff --git a/faad2/src/libfaad/is.h b/faad2/src/libfaad/is.h
new file mode 100644
index 0000000..57c297b
--- /dev/null
+++ b/faad2/src/libfaad/is.h
@@ -0,0 +1,67 @@
+/*
+** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
+** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com
+**  
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+** 
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+** 
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software 
+** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+**
+** Any non-GPL usage of this software or parts of this software is strictly
+** forbidden.
+**
+** The "appropriate copyright message" mentioned in section 2c of the GPLv2
+** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com"
+**
+** Commercial non-GPL licensing of this software is possible.
+** For more info contact Nero AG through Mpeg4AAClicense@nero.com.
+**
+** $Id: is.h,v 1.20 2007/11/01 12:33:31 menno Exp $
+**/
+
+#ifndef __IS_H__
+#define __IS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "syntax.h"
+
+void is_decode(ic_stream *ics, ic_stream *icsr, real_t *l_spec, real_t *r_spec,
+               uint16_t frame_len);
+
+static INLINE int8_t is_intensity(ic_stream *ics, uint8_t group, uint8_t sfb)
+{
+    switch (ics->sfb_cb[group][sfb])
+    {
+    case INTENSITY_HCB:
+        return 1;
+    case INTENSITY_HCB2:
+        return -1;
+    default:
+        return 0;
+    }
+}
+
+static INLINE int8_t invert_intensity(ic_stream *ics, uint8_t group, uint8_t sfb)
+{
+    if (ics->ms_mask_present == 1)
+        return (1-2*ics->ms_used[group][sfb]);
+    return 1;
+}
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif
-- 
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