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[swftools.git] / lib / lame / tables.h

diff --git a/lib/lame/tables.h b/lib/lame/tables.h
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+/*
+ *     MPEG layer 3 tables include file
+ *
+ *     Copyright (c) 1999 Albert L Faber
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef LAME_TABLES_H
+#define LAME_TABLES_H
+
+#include "machine.h"
+
+typedef struct {
+    unsigned char  no;
+    unsigned char  width;
+    unsigned char  minval_2;
+    float          quiet_thr;
+    float          norm;
+    float          bark;
+} type1_t;
+
+typedef struct {
+    unsigned char  no;
+    unsigned char  width;
+    float          quiet_thr;
+    float          norm;
+    float          SNR;
+    float          bark;
+} type2_t;
+
+typedef struct {
+    unsigned int  no     :  5;
+    unsigned int  cbw    :  3;
+    unsigned int  bu     :  6;
+    unsigned int  bo     :  6;
+    unsigned int  w1_576 : 10;
+    unsigned int  w2_576 : 10;
+} type34_t;
+
+typedef struct {
+    size_t                 len1;
+    const type1_t*  const  tab1;
+    size_t                 len2;
+    const type2_t*  const  tab2;
+    size_t                 len3;
+    const type34_t* const  tab3;
+    size_t                 len4;
+    const type34_t* const  tab4;
+} type5_t;
+
+extern const type5_t  table5 [6];
+
+
+
+#define HTN    34
+ 
+struct huffcodetab {
+    const int    xlen;                 /* max. x-index+                        */ 
+    const int    linmax;       /* max number to be stored in linbits   */
+    const short*   table;              /* pointer to array[xlen][ylen]         */
+    const char*  hlen;         /* pointer to array[xlen][ylen]         */
+};
+
+extern const struct huffcodetab ht [HTN];
+    /* global memory block                     */
+    /* array of all huffcodtable headers       */
+    /* 0..31 Huffman code table 0..31          */
+    /* 32,33 count1-tables                     */
+
+extern const char t32l [];
+extern const char t33l [];
+
+extern const unsigned int   largetbl    [16*16];
+extern const unsigned int   table23       [3*3];
+extern const unsigned int   table56       [4*4];
+#endif /* LAME_TABLES_H */