1. ffmpeg
  2. Commit 4991c0516d7ae523d72b2eada05dd20a30735dff
Browse code

move some common mpeg audio tables from mpegaudiodectab.h to mpegaudiodata.c

Originally committed as revision 9060 to svn://svn.ffmpeg.org/ffmpeg/trunk

Aurelien Jacobs authored on 2007/05/19 09:06:02
Showing 8 changed files
libavcodec/Makefile
History View file @ 4991c05
... ... 
@@ -19,7 +19,7 @@ OBJS= bitstream.o \
19 19 
       motion_est.o \
20 20 
       imgconvert.o \
21 21 
       mpeg12.o \
22 
-      mpegaudiodec.o \
22 
+      mpegaudiodec.o mpegaudiodata.o \
23 23 
       simple_idct.o \
24 24 
       ratecontrol.o \
25 25 
       eval.o \
... ... 
@@ -107,7 +107,7 @@ OBJS-$(CONFIG_MJPEG_DECODER)           += mjpegdec.o mjpeg.o jpeglsdec.o jpegls.
107 107 
 OBJS-$(CONFIG_MJPEG_ENCODER)           += mjpegenc.o mjpeg.o mpegvideo.o
108 108 
 OBJS-$(CONFIG_MJPEGB_DECODER)          += mjpegdec.o mjpeg.o jpeglsdec.o jpegls.o
109 109 
 OBJS-$(CONFIG_MMVIDEO_DECODER)         += mmvideo.o
110 
-OBJS-$(CONFIG_MP2_ENCODER)             += mpegaudio.o
110 
+OBJS-$(CONFIG_MP2_ENCODER)             += mpegaudio.o mpegaudiodata.o
111 111 
 OBJS-$(CONFIG_MPC7_DECODER)            += mpc.o
112 112 
 OBJS-$(CONFIG_MSMPEG4V1_DECODER)       += msmpeg4.o msmpeg4data.o
113 113 
 OBJS-$(CONFIG_MSMPEG4V1_ENCODER)       += msmpeg4.o msmpeg4data.o
... ... 
@@ -308,7 +308,7 @@ OBJS-$(CONFIG_DUMP_EXTRADATA_BSF)      += bitstream_filter.o
308 308 
 OBJS-$(CONFIG_REMOVE_EXTRADATA_BSF)    += bitstream_filter.o
309 309 
 OBJS-$(CONFIG_NOISE_BSF)               += bitstream_filter.o
310 310 
 OBJS-$(CONFIG_MP3_HEADER_COMPRESS_BSF) += bitstream_filter.o
311 
-OBJS-$(CONFIG_MP3_HEADER_DECOMPRESS_BSF) += bitstream_filter.o
311 
+OBJS-$(CONFIG_MP3_HEADER_DECOMPRESS_BSF) += bitstream_filter.o mpegaudiodata.o
312 312 
 OBJS-$(CONFIG_MJPEGA_DUMP_HEADER_BSF)  += mjpegdec.o mjpeg.o jpeglsdec.o jpegls.o
313 313 
 OBJS-$(CONFIG_IMX_DUMP_HEADER_BSF)     += mpeg12.o
314 314
libavcodec/bitstream_filter.c
History View file @ 4991c05
... ... 
@@ -20,6 +20,7 @@
20 20
21 21 
 #include "avcodec.h"
22 22 
 #include "mpegaudio.h"
23 
+#include "mpegaudiodata.h"
23 24
24 25 
 AVBitStreamFilter *first_bitstream_filter= NULL;
25 26
libavcodec/mpegaudio.c
History View file @ 4991c05
... ... 
@@ -59,6 +59,7 @@ typedef struct MpegAudioContext {
59 59 
 /* define it to use floats in quantization (I don't like floats !) */
60 60 
 //#define USE_FLOATS
61 61
62 
+#include "mpegaudiodata.h"
62 63 
 #include "mpegaudiotab.h"
63 64
64 65 
 static int MPA_encode_init(AVCodecContext *avctx)
libavcodec/mpegaudio.h
History View file @ 4991c05
... ... 
@@ -79,15 +79,6 @@ void ff_mpa_synth_filter(MPA_INT *synth_buf_ptr, int *synth_buf_offset,
79 79 
                          OUT_INT *samples, int incr,
80 80 
                          int32_t sb_samples[SBLIMIT]);
81 81
82 
-extern const uint16_t mpa_bitrate_tab[2][3][15];
83 
-extern const uint16_t mpa_freq_tab[3];
84 
-extern const unsigned char *alloc_tables[5];
85 
-extern const double enwindow[512];
86 
-extern const int sblimit_table[5];
87 
-extern const int quant_steps[17];
88 
-extern const int quant_bits[17];
89 
-extern const int32_t mpa_enwindow[257];
90 
-
91 82 
 /* fast header check for resync */
92 83 
 static inline int ff_mpa_check_header(uint32_t header){
93 84 
     /* header */
libavcodec/mpegaudiodata.c
History View file @ 4991c05
94 85 
new file mode 100644
... ... 
@@ -0,0 +1,225 @@
0 
+/*
1 
+ * MPEG Audio common tables
2 
+ * copyright (c) 2002 Fabrice Bellard
3 
+ *
4 
+ * This file is part of FFmpeg.
5 
+ *
6 
+ * FFmpeg is free software; you can redistribute it and/or
7 
+ * modify it under the terms of the GNU Lesser General Public
8 
+ * License as published by the Free Software Foundation; either
9 
+ * version 2.1 of the License, or (at your option) any later version.
10 
+ *
11 
+ * FFmpeg is distributed in the hope that it will be useful,
12 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 
+ * Lesser General Public License for more details.
15 
+ *
16 
+ * You should have received a copy of the GNU Lesser General Public
17 
+ * License along with FFmpeg; if not, write to the Free Software
18 
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 
+ */
20 
+
21 
+/**
22 
+ * @file mpegaudiodata.c
23 
+ * mpeg audio layer common tables.
24 
+ */
25 
+
26 
+#include "mpegaudiodata.h"
27 
+
28 
+
29 
+const uint16_t mpa_bitrate_tab[2][3][15] = {
30 
+    { {0, 32, 64, 96, 128, 160, 192, 224, 256, 288, 320, 352, 384, 416, 448 },
31 
+      {0, 32, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320, 384 },
32 
+      {0, 32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 } },
33 
+    { {0, 32, 48, 56, 64, 80, 96, 112, 128, 144, 160, 176, 192, 224, 256},
34 
+      {0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160},
35 
+      {0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160}
36 
+    }
37 
+};
38 
+
39 
+const uint16_t mpa_freq_tab[3] = { 44100, 48000, 32000 };
40 
+
41 
+/*******************************************************/
42 
+/* half mpeg encoding window (full precision) */
43 
+const int32_t mpa_enwindow[257] = {
44 
+     0,    -1,    -1,    -1,    -1,    -1,    -1,    -2,
45 
+    -2,    -2,    -2,    -3,    -3,    -4,    -4,    -5,
46 
+    -5,    -6,    -7,    -7,    -8,    -9,   -10,   -11,
47 
+   -13,   -14,   -16,   -17,   -19,   -21,   -24,   -26,
48 
+   -29,   -31,   -35,   -38,   -41,   -45,   -49,   -53,
49 
+   -58,   -63,   -68,   -73,   -79,   -85,   -91,   -97,
50 
+  -104,  -111,  -117,  -125,  -132,  -139,  -147,  -154,
51 
+  -161,  -169,  -176,  -183,  -190,  -196,  -202,  -208,
52 
+   213,   218,   222,   225,   227,   228,   228,   227,
53 
+   224,   221,   215,   208,   200,   189,   177,   163,
54 
+   146,   127,   106,    83,    57,    29,    -2,   -36,
55 
+   -72,  -111,  -153,  -197,  -244,  -294,  -347,  -401,
56 
+  -459,  -519,  -581,  -645,  -711,  -779,  -848,  -919,
57 
+  -991, -1064, -1137, -1210, -1283, -1356, -1428, -1498,
58 
+ -1567, -1634, -1698, -1759, -1817, -1870, -1919, -1962,
59 
+ -2001, -2032, -2057, -2075, -2085, -2087, -2080, -2063,
60 
+  2037,  2000,  1952,  1893,  1822,  1739,  1644,  1535,
61 
+  1414,  1280,  1131,   970,   794,   605,   402,   185,
62 
+   -45,  -288,  -545,  -814, -1095, -1388, -1692, -2006,
63 
+ -2330, -2663, -3004, -3351, -3705, -4063, -4425, -4788,
64 
+ -5153, -5517, -5879, -6237, -6589, -6935, -7271, -7597,
65 
+ -7910, -8209, -8491, -8755, -8998, -9219, -9416, -9585,
66 
+ -9727, -9838, -9916, -9959, -9966, -9935, -9863, -9750,
67 
+ -9592, -9389, -9139, -8840, -8492, -8092, -7640, -7134,
68 
+  6574,  5959,  5288,  4561,  3776,  2935,  2037,  1082,
69 
+    70,  -998, -2122, -3300, -4533, -5818, -7154, -8540,
70 
+ -9975,-11455,-12980,-14548,-16155,-17799,-19478,-21189,
71 
+-22929,-24694,-26482,-28289,-30112,-31947,-33791,-35640,
72 
+-37489,-39336,-41176,-43006,-44821,-46617,-48390,-50137,
73 
+-51853,-53534,-55178,-56778,-58333,-59838,-61289,-62684,
74 
+-64019,-65290,-66494,-67629,-68692,-69679,-70590,-71420,
75 
+-72169,-72835,-73415,-73908,-74313,-74630,-74856,-74992,
76 
+ 75038,
77 
+};
78 
+
79 
+/*******************************************************/
80 
+/* layer 2 tables */
81 
+
82 
+const int sblimit_table[5] = { 27 , 30 , 8, 12 , 30 };
83 
+
84 
+const int quant_steps[17] = {
85 
+    3,     5,    7,    9,    15,
86 
+    31,    63,  127,  255,   511,
87 
+    1023,  2047, 4095, 8191, 16383,
88 
+    32767, 65535
89 
+};
90 
+
91 
+/* we use a negative value if grouped */
92 
+const int quant_bits[17] = {
93 
+    -5,  -7,  3, -10, 4,
94 
+     5,  6,  7,  8,  9,
95 
+    10, 11, 12, 13, 14,
96 
+    15, 16
97 
+};
98 
+
99 
+/* encoding tables which give the quantization index. Note how it is
100 
+   possible to store them efficiently ! */
101 
+static const unsigned char alloc_table_0[] = {
102 
+ 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
103 
+ 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
104 
+ 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
105 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
106 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
107 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
108 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
109 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
110 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
111 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
112 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
113 
+ 3,  0,  1,  2,  3,  4,  5, 16,
114 
+ 3,  0,  1,  2,  3,  4,  5, 16,
115 
+ 3,  0,  1,  2,  3,  4,  5, 16,
116 
+ 3,  0,  1,  2,  3,  4,  5, 16,
117 
+ 3,  0,  1,  2,  3,  4,  5, 16,
118 
+ 3,  0,  1,  2,  3,  4,  5, 16,
119 
+ 3,  0,  1,  2,  3,  4,  5, 16,
120 
+ 3,  0,  1,  2,  3,  4,  5, 16,
121 
+ 3,  0,  1,  2,  3,  4,  5, 16,
122 
+ 3,  0,  1,  2,  3,  4,  5, 16,
123 
+ 3,  0,  1,  2,  3,  4,  5, 16,
124 
+ 3,  0,  1,  2,  3,  4,  5, 16,
125 
+ 2,  0,  1, 16,
126 
+ 2,  0,  1, 16,
127 
+ 2,  0,  1, 16,
128 
+ 2,  0,  1, 16,
129 
+};
130 
+
131 
+static const unsigned char alloc_table_1[] = {
132 
+ 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
133 
+ 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
134 
+ 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
135 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
136 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
137 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
138 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
139 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
140 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
141 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
142 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
143 
+ 3,  0,  1,  2,  3,  4,  5, 16,
144 
+ 3,  0,  1,  2,  3,  4,  5, 16,
145 
+ 3,  0,  1,  2,  3,  4,  5, 16,
146 
+ 3,  0,  1,  2,  3,  4,  5, 16,
147 
+ 3,  0,  1,  2,  3,  4,  5, 16,
148 
+ 3,  0,  1,  2,  3,  4,  5, 16,
149 
+ 3,  0,  1,  2,  3,  4,  5, 16,
150 
+ 3,  0,  1,  2,  3,  4,  5, 16,
151 
+ 3,  0,  1,  2,  3,  4,  5, 16,
152 
+ 3,  0,  1,  2,  3,  4,  5, 16,
153 
+ 3,  0,  1,  2,  3,  4,  5, 16,
154 
+ 3,  0,  1,  2,  3,  4,  5, 16,
155 
+ 2,  0,  1, 16,
156 
+ 2,  0,  1, 16,
157 
+ 2,  0,  1, 16,
158 
+ 2,  0,  1, 16,
159 
+ 2,  0,  1, 16,
160 
+ 2,  0,  1, 16,
161 
+ 2,  0,  1, 16,
162 
+};
163 
+
164 
+static const unsigned char alloc_table_2[] = {
165 
+ 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
166 
+ 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
167 
+ 3,  0,  1,  3,  4,  5,  6,  7,
168 
+ 3,  0,  1,  3,  4,  5,  6,  7,
169 
+ 3,  0,  1,  3,  4,  5,  6,  7,
170 
+ 3,  0,  1,  3,  4,  5,  6,  7,
171 
+ 3,  0,  1,  3,  4,  5,  6,  7,
172 
+ 3,  0,  1,  3,  4,  5,  6,  7,
173 
+};
174 
+
175 
+static const unsigned char alloc_table_3[] = {
176 
+ 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
177 
+ 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
178 
+ 3,  0,  1,  3,  4,  5,  6,  7,
179 
+ 3,  0,  1,  3,  4,  5,  6,  7,
180 
+ 3,  0,  1,  3,  4,  5,  6,  7,
181 
+ 3,  0,  1,  3,  4,  5,  6,  7,
182 
+ 3,  0,  1,  3,  4,  5,  6,  7,
183 
+ 3,  0,  1,  3,  4,  5,  6,  7,
184 
+ 3,  0,  1,  3,  4,  5,  6,  7,
185 
+ 3,  0,  1,  3,  4,  5,  6,  7,
186 
+ 3,  0,  1,  3,  4,  5,  6,  7,
187 
+ 3,  0,  1,  3,  4,  5,  6,  7,
188 
+};
189 
+
190 
+static const unsigned char alloc_table_4[] = {
191 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
192 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
193 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
194 
+ 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
195 
+ 3,  0,  1,  3,  4,  5,  6,  7,
196 
+ 3,  0,  1,  3,  4,  5,  6,  7,
197 
+ 3,  0,  1,  3,  4,  5,  6,  7,
198 
+ 3,  0,  1,  3,  4,  5,  6,  7,
199 
+ 3,  0,  1,  3,  4,  5,  6,  7,
200 
+ 3,  0,  1,  3,  4,  5,  6,  7,
201 
+ 3,  0,  1,  3,  4,  5,  6,  7,
202 
+ 2,  0,  1,  3,
203 
+ 2,  0,  1,  3,
204 
+ 2,  0,  1,  3,
205 
+ 2,  0,  1,  3,
206 
+ 2,  0,  1,  3,
207 
+ 2,  0,  1,  3,
208 
+ 2,  0,  1,  3,
209 
+ 2,  0,  1,  3,
210 
+ 2,  0,  1,  3,
211 
+ 2,  0,  1,  3,
212 
+ 2,  0,  1,  3,
213 
+ 2,  0,  1,  3,
214 
+ 2,  0,  1,  3,
215 
+ 2,  0,  1,  3,
216 
+ 2,  0,  1,  3,
217 
+ 2,  0,  1,  3,
218 
+ 2,  0,  1,  3,
219 
+ 2,  0,  1,  3,
220 
+ 2,  0,  1,  3,
221 
+};
222 
+
223 
+const unsigned char *alloc_tables[5] =
224 
+{ alloc_table_0, alloc_table_1, alloc_table_2, alloc_table_3, alloc_table_4, };
libavcodec/mpegaudiodata.h
History View file @ 4991c05
0 225 
new file mode 100644
... ... 
@@ -0,0 +1,40 @@
0 
+/*
1 
+ * MPEG Audio common tables
2 
+ * copyright (c) 2002 Fabrice Bellard
3 
+ *
4 
+ * This file is part of FFmpeg.
5 
+ *
6 
+ * FFmpeg is free software; you can redistribute it and/or
7 
+ * modify it under the terms of the GNU Lesser General Public
8 
+ * License as published by the Free Software Foundation; either
9 
+ * version 2.1 of the License, or (at your option) any later version.
10 
+ *
11 
+ * FFmpeg is distributed in the hope that it will be useful,
12 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 
+ * Lesser General Public License for more details.
15 
+ *
16 
+ * You should have received a copy of the GNU Lesser General Public
17 
+ * License along with FFmpeg; if not, write to the Free Software
18 
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 
+ */
20 
+
21 
+/**
22 
+ * @file mpegaudiodata.h
23 
+ * mpeg audio layer common tables.
24 
+ */
25 
+
26 
+#ifndef MPEGAUDIODATA_H
27 
+#define MPEGAUDIODATA_H
28 
+
29 
+#include "common.h"
30 
+
31 
+extern const uint16_t mpa_bitrate_tab[2][3][15];
32 
+extern const uint16_t mpa_freq_tab[3];
33 
+extern const int32_t mpa_enwindow[257];
34 
+extern const int sblimit_table[5];
35 
+extern const int quant_steps[17];
36 
+extern const int quant_bits[17];
37 
+extern const unsigned char *alloc_tables[5];
38 
+
39 
+#endif /* MPEGAUDIODATA_H */
libavcodec/mpegaudiodec.c
History View file @ 4991c05
... ... 
@@ -132,6 +132,7 @@ typedef struct HuffTable {
132 132 
     const uint16_t *codes;
133 133 
 } HuffTable;
134 134
135 
+#include "mpegaudiodata.h"
135 136 
 #include "mpegaudiodectab.h"
136 137
137 138 
 static void compute_antialias_integer(MPADecodeContext *s, GranuleDef *g);
libavcodec/mpegaudiodectab.h
History View file @ 4991c05
... ... 
@@ -24,203 +24,6 @@
24 24 
  * mpeg audio layer decoder tables.
25 25 
  */
26 26
27 
-const uint16_t mpa_bitrate_tab[2][3][15] = {
28 
-    { {0, 32, 64, 96, 128, 160, 192, 224, 256, 288, 320, 352, 384, 416, 448 },
29 
-      {0, 32, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320, 384 },
30 
-      {0, 32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 } },
31 
-    { {0, 32, 48, 56, 64, 80, 96, 112, 128, 144, 160, 176, 192, 224, 256},
32 
-      {0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160},
33 
-      {0, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160}
34 
-    }
35 
-};
36 
-
37 
-const uint16_t mpa_freq_tab[3] = { 44100, 48000, 32000 };
38 
-
39 
-/*******************************************************/
40 
-/* half mpeg encoding window (full precision) */
41 
-const int32_t mpa_enwindow[257] = {
42 
-     0,    -1,    -1,    -1,    -1,    -1,    -1,    -2,
43 
-    -2,    -2,    -2,    -3,    -3,    -4,    -4,    -5,
44 
-    -5,    -6,    -7,    -7,    -8,    -9,   -10,   -11,
45 
-   -13,   -14,   -16,   -17,   -19,   -21,   -24,   -26,
46 
-   -29,   -31,   -35,   -38,   -41,   -45,   -49,   -53,
47 
-   -58,   -63,   -68,   -73,   -79,   -85,   -91,   -97,
48 
-  -104,  -111,  -117,  -125,  -132,  -139,  -147,  -154,
49 
-  -161,  -169,  -176,  -183,  -190,  -196,  -202,  -208,
50 
-   213,   218,   222,   225,   227,   228,   228,   227,
51 
-   224,   221,   215,   208,   200,   189,   177,   163,
52 
-   146,   127,   106,    83,    57,    29,    -2,   -36,
53 
-   -72,  -111,  -153,  -197,  -244,  -294,  -347,  -401,
54 
-  -459,  -519,  -581,  -645,  -711,  -779,  -848,  -919,
55 
-  -991, -1064, -1137, -1210, -1283, -1356, -1428, -1498,
56 
- -1567, -1634, -1698, -1759, -1817, -1870, -1919, -1962,
57 
- -2001, -2032, -2057, -2075, -2085, -2087, -2080, -2063,
58 
-  2037,  2000,  1952,  1893,  1822,  1739,  1644,  1535,
59 
-  1414,  1280,  1131,   970,   794,   605,   402,   185,
60 
-   -45,  -288,  -545,  -814, -1095, -1388, -1692, -2006,
61 
- -2330, -2663, -3004, -3351, -3705, -4063, -4425, -4788,
62 
- -5153, -5517, -5879, -6237, -6589, -6935, -7271, -7597,
63 
- -7910, -8209, -8491, -8755, -8998, -9219, -9416, -9585,
64 
- -9727, -9838, -9916, -9959, -9966, -9935, -9863, -9750,
65 
- -9592, -9389, -9139, -8840, -8492, -8092, -7640, -7134,
66 
-  6574,  5959,  5288,  4561,  3776,  2935,  2037,  1082,
67 
-    70,  -998, -2122, -3300, -4533, -5818, -7154, -8540,
68 
- -9975,-11455,-12980,-14548,-16155,-17799,-19478,-21189,
69 
--22929,-24694,-26482,-28289,-30112,-31947,-33791,-35640,
70 
--37489,-39336,-41176,-43006,-44821,-46617,-48390,-50137,
71 
--51853,-53534,-55178,-56778,-58333,-59838,-61289,-62684,
72 
--64019,-65290,-66494,-67629,-68692,-69679,-70590,-71420,
73 
--72169,-72835,-73415,-73908,-74313,-74630,-74856,-74992,
74 
- 75038,
75 
-};
76 
-
77 
-/*******************************************************/
78 
-/* layer 2 tables */
79 
-
80 
-const int sblimit_table[5] = { 27 , 30 , 8, 12 , 30 };
81 
-
82 
-const int quant_steps[17] = {
83 
-    3,     5,    7,    9,    15,
84 
-    31,    63,  127,  255,   511,
85 
-    1023,  2047, 4095, 8191, 16383,
86 
-    32767, 65535
87 
-};
88 
-
89 
-/* we use a negative value if grouped */
90 
-const int quant_bits[17] = {
91 
-    -5,  -7,  3, -10, 4,
92 
-     5,  6,  7,  8,  9,
93 
-    10, 11, 12, 13, 14,
94 
-    15, 16
95 
-};
96 
-
97 
-/* encoding tables which give the quantization index. Note how it is
98 
-   possible to store them efficiently ! */
99 
-static const unsigned char alloc_table_0[] = {
100 
- 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
101 
- 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
102 
- 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
103 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
104 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
105 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
106 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
107 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
108 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
109 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
110 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
111 
- 3,  0,  1,  2,  3,  4,  5, 16,
112 
- 3,  0,  1,  2,  3,  4,  5, 16,
113 
- 3,  0,  1,  2,  3,  4,  5, 16,
114 
- 3,  0,  1,  2,  3,  4,  5, 16,
115 
- 3,  0,  1,  2,  3,  4,  5, 16,
116 
- 3,  0,  1,  2,  3,  4,  5, 16,
117 
- 3,  0,  1,  2,  3,  4,  5, 16,
118 
- 3,  0,  1,  2,  3,  4,  5, 16,
119 
- 3,  0,  1,  2,  3,  4,  5, 16,
120 
- 3,  0,  1,  2,  3,  4,  5, 16,
121 
- 3,  0,  1,  2,  3,  4,  5, 16,
122 
- 3,  0,  1,  2,  3,  4,  5, 16,
123 
- 2,  0,  1, 16,
124 
- 2,  0,  1, 16,
125 
- 2,  0,  1, 16,
126 
- 2,  0,  1, 16,
127 
-};
128 
-
129 
-static const unsigned char alloc_table_1[] = {
130 
- 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
131 
- 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
132 
- 4,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
133 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
134 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
135 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
136 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
137 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
138 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
139 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
140 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
141 
- 3,  0,  1,  2,  3,  4,  5, 16,
142 
- 3,  0,  1,  2,  3,  4,  5, 16,
143 
- 3,  0,  1,  2,  3,  4,  5, 16,
144 
- 3,  0,  1,  2,  3,  4,  5, 16,
145 
- 3,  0,  1,  2,  3,  4,  5, 16,
146 
- 3,  0,  1,  2,  3,  4,  5, 16,
147 
- 3,  0,  1,  2,  3,  4,  5, 16,
148 
- 3,  0,  1,  2,  3,  4,  5, 16,
149 
- 3,  0,  1,  2,  3,  4,  5, 16,
150 
- 3,  0,  1,  2,  3,  4,  5, 16,
151 
- 3,  0,  1,  2,  3,  4,  5, 16,
152 
- 3,  0,  1,  2,  3,  4,  5, 16,
153 
- 2,  0,  1, 16,
154 
- 2,  0,  1, 16,
155 
- 2,  0,  1, 16,
156 
- 2,  0,  1, 16,
157 
- 2,  0,  1, 16,
158 
- 2,  0,  1, 16,
159 
- 2,  0,  1, 16,
160 
-};
161 
-
162 
-static const unsigned char alloc_table_2[] = {
163 
- 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
164 
- 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
165 
- 3,  0,  1,  3,  4,  5,  6,  7,
166 
- 3,  0,  1,  3,  4,  5,  6,  7,
167 
- 3,  0,  1,  3,  4,  5,  6,  7,
168 
- 3,  0,  1,  3,  4,  5,  6,  7,
169 
- 3,  0,  1,  3,  4,  5,  6,  7,
170 
- 3,  0,  1,  3,  4,  5,  6,  7,
171 
-};
172 
-
173 
-static const unsigned char alloc_table_3[] = {
174 
- 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
175 
- 4,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
176 
- 3,  0,  1,  3,  4,  5,  6,  7,
177 
- 3,  0,  1,  3,  4,  5,  6,  7,
178 
- 3,  0,  1,  3,  4,  5,  6,  7,
179 
- 3,  0,  1,  3,  4,  5,  6,  7,
180 
- 3,  0,  1,  3,  4,  5,  6,  7,
181 
- 3,  0,  1,  3,  4,  5,  6,  7,
182 
- 3,  0,  1,  3,  4,  5,  6,  7,
183 
- 3,  0,  1,  3,  4,  5,  6,  7,
184 
- 3,  0,  1,  3,  4,  5,  6,  7,
185 
- 3,  0,  1,  3,  4,  5,  6,  7,
186 
-};
187 
-
188 
-static const unsigned char alloc_table_4[] = {
189 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
190 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
191 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
192 
- 4,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
193 
- 3,  0,  1,  3,  4,  5,  6,  7,
194 
- 3,  0,  1,  3,  4,  5,  6,  7,
195 
- 3,  0,  1,  3,  4,  5,  6,  7,
196 
- 3,  0,  1,  3,  4,  5,  6,  7,
197 
- 3,  0,  1,  3,  4,  5,  6,  7,
198 
- 3,  0,  1,  3,  4,  5,  6,  7,
199 
- 3,  0,  1,  3,  4,  5,  6,  7,
200 
- 2,  0,  1,  3,
201 
- 2,  0,  1,  3,
202 
- 2,  0,  1,  3,
203 
- 2,  0,  1,  3,
204 
- 2,  0,  1,  3,
205 
- 2,  0,  1,  3,
206 
- 2,  0,  1,  3,
207 
- 2,  0,  1,  3,
208 
- 2,  0,  1,  3,
209 
- 2,  0,  1,  3,
210 
- 2,  0,  1,  3,
211 
- 2,  0,  1,  3,
212 
- 2,  0,  1,  3,
213 
- 2,  0,  1,  3,
214 
- 2,  0,  1,  3,
215 
- 2,  0,  1,  3,
216 
- 2,  0,  1,  3,
217 
- 2,  0,  1,  3,
218 
- 2,  0,  1,  3,
219 
-};
220 
-
221 
-const unsigned char *alloc_tables[5] =
222 
-{ alloc_table_0, alloc_table_1, alloc_table_2, alloc_table_3, alloc_table_4, };
223 
-
224 27 
 /*******************************************************/
225 28 
 /* layer 3 tables */
226 29