1 files changed, 104 insertions, 0 deletions
diff --git a/libFDK/include/FDK_bitbuffer.h b/libFDK/include/FDK_bitbuffer.h
new file mode 100644
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+++ b/libFDK/include/FDK_bitbuffer.h
@@ -0,0 +1,104 @@
+/***************************  Fraunhofer IIS FDK Tools  ***********************
+
+                        (C) Copyright Fraunhofer IIS (2005)
+                               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.
+
+
+   $Id$
+   Author(s):   M. Lohwasser
+   Description: common bitbuffer read/write routines
+
+   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 __FDK_BITBUFFER_H__
+#define __FDK_BITBUFFER_H__
+
+
+
+#include "machine_type.h"
+
+typedef struct
+{
+  UINT ValidBits;
+  UINT ReadOffset;
+  UINT WriteOffset;
+  UINT BitCnt;
+  UINT BitNdx;
+
+  UCHAR *Buffer;
+  UINT   bufSize;
+  UINT   bufBits;
+} FDK_BITBUF;
+
+typedef FDK_BITBUF *HANDLE_FDK_BITBUF;
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern const UINT BitMask [32+1];
+
+/**  The BitBuffer Functions are called straight from FDK_bitstream Interface.
+     For Functions functional survey look there.
+*/
+
+void FDK_CreateBitBuffer (HANDLE_FDK_BITBUF *hBitBuffer, UCHAR *pBuffer, UINT bufSize) ;
+
+void FDK_InitBitBuffer   (HANDLE_FDK_BITBUF hBitBuffer, UCHAR *pBuffer,
+                          UINT bufSize, UINT validBits) ;
+
+void FDK_ResetBitBuffer  (HANDLE_FDK_BITBUF hBitBuffer) ;
+
+void FDK_DeleteBitBuffer (HANDLE_FDK_BITBUF hBitBuffer) ;
+
+INT  FDK_get             (HANDLE_FDK_BITBUF hBitBuffer, const UINT numberOfBits) ;
+
+INT  FDK_get32           (HANDLE_FDK_BITBUF hBitBuffer) ;
+
+void FDK_put             (HANDLE_FDK_BITBUF hBitBuffer, UINT value, const UINT numberOfBits) ;
+
+INT  FDK_getBwd          (HANDLE_FDK_BITBUF hBitBuffer, const UINT numberOfBits);
+void FDK_putBwd          (HANDLE_FDK_BITBUF hBitBuffer, UINT value, const UINT numberOfBits) ;
+
+void FDK_pushBack        (HANDLE_FDK_BITBUF hBitBuffer, const UINT numberOfBits, UCHAR config) ;
+void FDK_pushForward     (HANDLE_FDK_BITBUF hBitBuffer, const UINT numberOfBits, UCHAR config) ;
+
+void FDK_byteAlign       (HANDLE_FDK_BITBUF hBitBuffer, UCHAR config) ;
+
+UINT FDK_getValidBits    (HANDLE_FDK_BITBUF hBitBuffer) ;
+INT  FDK_getFreeBits     (HANDLE_FDK_BITBUF hBitBuffer) ;
+
+void FDK_setBitCnt       (HANDLE_FDK_BITBUF hBitBuffer, const UINT value) ;
+INT  FDK_getBitCnt       (HANDLE_FDK_BITBUF hBitBuffer) ;
+
+void FDK_Feed            (HANDLE_FDK_BITBUF hBitBuffer, UCHAR inputBuffer [],
+                          const UINT bufferSize, UINT *bytesValid) ;
+
+void FDK_Copy            (HANDLE_FDK_BITBUF hBitBufDst, HANDLE_FDK_BITBUF hBitBufSrc, UINT *bytesValid) ;
+
+void FDK_Fetch           (HANDLE_FDK_BITBUF hBitBuffer, UCHAR outBuf[], UINT *writeBytes);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif