Initial community commit

Src/aacdec/incs/mp4dec_helpers/bitstream_c.h

@@ -0,0 +1,83 @@
+/***************************************************************************\ 
+ *
+ *               (C) copyright Fraunhofer - IIS (2000)
+ *                        All Rights Reserved
+ *
+ *   $Header: /cvs/root/winamp/aacdec/incs/mp4dec_helpers/bitstream_c.h,v 1.3 2012/05/08 20:16:50 audiodsp Exp $
+ *   project : MPEG-4 Audio Decoder
+ *   contents/description: bitstream module interface
+ *
+ *   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.
+ *
+\***************************************************************************/
+
+#ifndef __BITSTREAMC_H__
+#define __BITSTREAMC_H__
+
+#include "mp4dec_helpers/machine.h"
+
+/* CRC Markers for SetPositionMarker(). */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum CSBitStream_MarkerPosition
+{
+  CSBitStream_ChannelElementStart,
+  CSBitStream_ChannelElementStop,
+  CSBitStream_AncillaryElementStart,
+  CSBitStream_AncillaryElementStop,
+  CSBitStream_SecondIndividualChannelStart,
+  CSBitStream_CurrentPosition
+
+} CSBitStream_MarkerPosition;
+
+typedef enum {
+  NO_EPCONF = -1,
+  EPCONF0   = 0,
+  EPCONF1   = 1,
+  EPCONF2   = 2,
+  EPCONF3   = 3
+} __epconf_types;
+
+typedef struct CSBitStream
+{
+  void  (*ByteAlign) (struct CSBitStream *self);
+  void  (*PushBack)  (struct CSBitStream *self, INT32 n);
+  INT32 (*Get)       (struct CSBitStream *self, INT32 elemID, INT32 n);
+
+  void  (*SetPositionMarker)    (struct CSBitStream *self, INT32 id);
+  void  (*SetCRCPositionMarker) (struct CSBitStream *self, CSBitStream_MarkerPosition position) ;
+  
+  INT32 (*GetBitCount)     (struct CSBitStream *self);
+  INT32 (*GetValidBits)    (struct CSBitStream *self);
+  INT32 (*GetValidBitsEp1) (struct CSBitStream *self, INT32 err_sens_class);
+
+  UINT8* (*GetDataPointer) (struct CSBitStream *self);
+
+  UINT32   m_BitsInCache;
+  UINT32   m_CacheWord;
+  INT32    m_erFlag;
+
+} CSBitStream, *CSBitStreamPtr;
+
+INT32 __getBits              (CSBitStreamPtr self, INT32 elemID, INT32 nBits);
+void  __pushBack             (CSBitStreamPtr self, INT32 nBits);
+void  __byteAlign            (CSBitStreamPtr self);
+void  __setPositionMarker    (CSBitStreamPtr self, INT32 id);
+void  __setCRCPositionMarker (CSBitStreamPtr self, CSBitStream_MarkerPosition position) ;
+INT32 __getBitCount          (CSBitStreamPtr self);
+INT32 __getValidBits         (CSBitStreamPtr self);
+INT32 __getValidBits_ep1     (CSBitStreamPtr self, INT32 err_sens_class);
+UINT8* __getDataPointer      (CSBitStreamPtr self);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif