Fraunhofer AAC codec.

License boilerplate update to follow.

Change-Id: I2810460c11a58b6d148d84673cc031f3685e79b5

1 files changed, 72 insertions, 0 deletions

diff --git a/libAACenc/src/channel_map.h b/libAACenc/src/channel_map.h
new file mode 100644
index 0000000..8b60656
--- /dev/null
+++ b/libAACenc/src/channel_map.h
@@ -0,0 +1,72 @@
+/*************************  Fast MPEG AAC Audio Encoder  **********************
+
+                     (C) Copyright Fraunhofer IIS (2000)
+                               All Rights Reserved
+
+    Please be advised that this software and/or program delivery is
+    Confidential Information of Fraunhofer and subject to and covered by the
+
+    Fraunhofer IIS Software Evaluation Agreement
+    between Google Inc. and  Fraunhofer
+    effective and in full force since March 1, 2012.
+
+    You may use this software and/or program only under the terms and
+    conditions described in the above mentioned Fraunhofer IIS Software
+    Evaluation Agreement. Any other and/or further use requires a separate agreement.
+
+
+   This software and/or program is protected by copyright law and international
+   treaties. Any reproduction or distribution of this software and/or program,
+   or any portion of it, may result in severe civil and criminal penalties, and
+   will be prosecuted to the maximum extent possible under law.
+
+   $Id$
+   Initial author:       A. Groeschel
+   contents/description: channel mapping functionality
+
+******************************************************************************/
+
+#ifndef _CHANNEL_MAP_H
+#define _CHANNEL_MAP_H
+
+
+#include "aacenc.h"
+#include "psy_const.h"
+#include "qc_data.h"
+
+typedef struct {
+  CHANNEL_MODE encMode;
+  INT nChannels;
+  INT nChannelsEff;
+  INT nElements;
+} CHANNEL_MODE_CONFIG_TAB;
+
+
+/* Element mode */
+typedef enum {
+  EL_MODE_INVALID = 0,
+  EL_MODE_MONO,
+  EL_MODE_STEREO
+} ELEMENT_MODE;
+
+
+AAC_ENCODER_ERROR FDKaacEnc_DetermineEncoderMode(CHANNEL_MODE* mode,
+                                                 INT nChannels);
+
+AAC_ENCODER_ERROR FDKaacEnc_InitChannelMapping(CHANNEL_MODE mode,
+                                               CHANNEL_ORDER co,
+                                               CHANNEL_MAPPING* chMap);
+
+AAC_ENCODER_ERROR FDKaacEnc_InitElementBits(QC_STATE *hQC,
+                                            CHANNEL_MAPPING *cm,
+                                            INT bitrateTot,
+                                            INT averageBitsTot,
+                                            INT maxChannelBits);
+
+ELEMENT_MODE FDKaacEnc_GetMonoStereoMode(const CHANNEL_MODE mode);
+
+const CHANNEL_MODE_CONFIG_TAB* FDKaacEnc_GetChannelModeConfiguration(const CHANNEL_MODE mode);
+
+//void FDKaacEnc_CloseChannelMapping (CHANNEL_MAPPING** phchMap);
+
+#endif /* CHANNEL_MAP_H */