1 files changed, 69 insertions, 0 deletions
diff --git a/Tremolo/codebook.h b/Tremolo/codebook.h
new file mode 100644
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+++ b/Tremolo/codebook.h
@@ -0,0 +1,69 @@
+/********************************************************************
+ *                                                                  *
+ * THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE.   *
+ *                                                                  *
+ * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
+ * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
+ * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
+ *                                                                  *
+ * THE OggVorbis 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2002    *
+ * BY THE Xiph.Org FOUNDATION http://www.xiph.org/                  *
+ *                                                                  *
+ ********************************************************************
+
+ function: basic shared codebook operations
+
+ ********************************************************************/
+
+#ifndef _V_CODEBOOK_H_
+#define _V_CODEBOOK_H_
+
+#include "ogg.h"
+
+typedef struct codebook{
+  /* Top 15 used in ARM code */
+  int          dec_maxlength;
+  void        *dec_table;
+  int          dec_method;
+  int          dec_type; /* 0 = entry number
+			    1 = packed vector of values
+			    2 = packed vector of column offsets, maptype 1
+			    3 = scalar offset into value array,  maptype 2 */
+  int          q_bits;
+  long         dim;      /* codebook dimensions (elements per vector) */
+  int          q_delp;
+  int          q_minp;
+  ogg_int32_t  q_del;
+  ogg_int32_t  q_min;
+  int          q_seq;
+  int          q_pack;
+  void        *q_val;
+  long         used_entries;    /* populated codebook entries */
+  ogg_int32_t *dec_buf;
+
+  /* C only */
+  int   dec_nodeb;
+  int   dec_leafw;
+
+  long  entries;         /* codebook entries */
+
+} codebook;
+
+extern void vorbis_book_clear(codebook *b);
+extern int  vorbis_book_unpack(oggpack_buffer *b,codebook *c);
+
+extern long vorbis_book_decode(codebook *book, oggpack_buffer *b);
+extern long vorbis_book_decodevs_add(codebook *book, ogg_int32_t *a,
+				     oggpack_buffer *b,int n,int point);
+extern long vorbis_book_decodev_set(codebook *book, ogg_int32_t *a,
+				    oggpack_buffer *b,int n,int point);
+extern long vorbis_book_decodev_add(codebook *book, ogg_int32_t *a,
+				    oggpack_buffer *b,int n,int point);
+extern long vorbis_book_decodevv_add(codebook *book, ogg_int32_t **a,
+				     long off,int ch,
+				    oggpack_buffer *b,int n,int point);
+
+extern int _ilog(unsigned int v);
+
+
+#endif