/*
* WMA compatible decoder
- * copyright (c) 2002 The FFmpeg Project
+ * copyright (c) 2002 The Libav Project
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file wmadata.h
+ * @file
* Various WMA tables.
*/
-static const uint16_t wma_critical_freqs[25] = {
+#ifndef AVCODEC_WMADATA_H
+#define AVCODEC_WMADATA_H
+
+#include <stdint.h>
+#include "wma.h"
+
+const uint16_t ff_wma_critical_freqs[25] = {
100, 200, 300, 400, 510, 630, 770, 920,
1080, 1270, 1480, 1720, 2000, 2320, 2700, 3150,
3700, 4400, 5300, 6400, 7700, 9500, 12000, 15500,
{ 17, 4, 8, 8, 4, 12, 12, 8, 8, 24, 16, 20, 24, 32, 40, 60, 80, 152, },
};
-static const uint16_t hgain_huffcodes[37] = {
+const uint16_t ff_wma_hgain_huffcodes[37] = {
0x00003, 0x002e7, 0x00001, 0x005cd, 0x0005d, 0x005c9, 0x0005e, 0x00003,
0x00016, 0x0000b, 0x00001, 0x00006, 0x00001, 0x00006, 0x00004, 0x00005,
0x00004, 0x00007, 0x00003, 0x00007, 0x00004, 0x0000a, 0x0000a, 0x00002,
0x005c8, 0x000b8, 0x005ca, 0x005cb, 0x005cc,
};
-static const uint8_t hgain_huffbits[37] = {
+const uint8_t ff_wma_hgain_huffbits[37] = {
10, 12, 10, 13, 9, 13, 9, 8,
7, 5, 5, 4, 4, 3, 3, 3,
4, 3, 4, 4, 5, 5, 6, 8,
13, 10, 13, 13, 13,
};
-static const float lsp_codebook[NB_LSP_COEFS][16] = {
+const float ff_wma_lsp_codebook[NB_LSP_COEFS][16] = {
{ 1.98732877, 1.97944528, 1.97179088, 1.96260549, 1.95038374, 1.93336114, 1.90719232, 1.86191415, },
{ 1.97260000, 1.96083160, 1.94982586, 1.93806164, 1.92516608, 1.91010199, 1.89232331, 1.87149812,
1.84564818, 1.81358067, 1.77620070, 1.73265264, 1.67907855, 1.60959081, 1.50829650, 1.33120330, },
{ -1.56144989, -1.65944032, -1.72689685, -1.77857740, -1.82203011, -1.86220079, -1.90283983, -1.94820479, },
};
-static const uint32_t scale_huffcodes[121] = {
- 0x3ffe8, 0x3ffe6, 0x3ffe7, 0x3ffe5, 0x7fff5, 0x7fff1, 0x7ffed, 0x7fff6,
- 0x7ffee, 0x7ffef, 0x7fff0, 0x7fffc, 0x7fffd, 0x7ffff, 0x7fffe, 0x7fff7,
- 0x7fff8, 0x7fffb, 0x7fff9, 0x3ffe4, 0x7fffa, 0x3ffe3, 0x1ffef, 0x1fff0,
- 0x0fff5, 0x1ffee, 0x0fff2, 0x0fff3, 0x0fff4, 0x0fff1, 0x07ff6, 0x07ff7,
- 0x03ff9, 0x03ff5, 0x03ff7, 0x03ff3, 0x03ff6, 0x03ff2, 0x01ff7, 0x01ff5,
- 0x00ff9, 0x00ff7, 0x00ff6, 0x007f9, 0x00ff4, 0x007f8, 0x003f9, 0x003f7,
- 0x003f5, 0x001f8, 0x001f7, 0x000fa, 0x000f8, 0x000f6, 0x00079, 0x0003a,
- 0x00038, 0x0001a, 0x0000b, 0x00004, 0x00000, 0x0000a, 0x0000c, 0x0001b,
- 0x00039, 0x0003b, 0x00078, 0x0007a, 0x000f7, 0x000f9, 0x001f6, 0x001f9,
- 0x003f4, 0x003f6, 0x003f8, 0x007f5, 0x007f4, 0x007f6, 0x007f7, 0x00ff5,
- 0x00ff8, 0x01ff4, 0x01ff6, 0x01ff8, 0x03ff8, 0x03ff4, 0x0fff0, 0x07ff4,
- 0x0fff6, 0x07ff5, 0x3ffe2, 0x7ffd9, 0x7ffda, 0x7ffdb, 0x7ffdc, 0x7ffdd,
- 0x7ffde, 0x7ffd8, 0x7ffd2, 0x7ffd3, 0x7ffd4, 0x7ffd5, 0x7ffd6, 0x7fff2,
- 0x7ffdf, 0x7ffe7, 0x7ffe8, 0x7ffe9, 0x7ffea, 0x7ffeb, 0x7ffe6, 0x7ffe0,
- 0x7ffe1, 0x7ffe2, 0x7ffe3, 0x7ffe4, 0x7ffe5, 0x7ffd7, 0x7ffec, 0x7fff4,
- 0x7fff3,
-};
-
-static const uint8_t scale_huffbits[121] = {
- 18, 18, 18, 18, 19, 19, 19, 19,
- 19, 19, 19, 19, 19, 19, 19, 19,
- 19, 19, 19, 18, 19, 18, 17, 17,
- 16, 17, 16, 16, 16, 16, 15, 15,
- 14, 14, 14, 14, 14, 14, 13, 13,
- 12, 12, 12, 11, 12, 11, 10, 10,
- 10, 9, 9, 8, 8, 8, 7, 6,
- 6, 5, 4, 3, 1, 4, 4, 5,
- 6, 6, 7, 7, 8, 8, 9, 9,
- 10, 10, 10, 11, 11, 11, 11, 12,
- 12, 13, 13, 13, 14, 14, 16, 15,
- 16, 15, 18, 19, 19, 19, 19, 19,
- 19, 19, 19, 19, 19, 19, 19, 19,
- 19, 19, 19, 19, 19, 19, 19, 19,
- 19, 19, 19, 19, 19, 19, 19, 19,
- 19,
-};
-
static const uint32_t coef0_huffcodes[666] = {
0x00258, 0x0003d, 0x00000, 0x00005, 0x00008, 0x00008, 0x0000c, 0x0001b,
0x0001f, 0x00015, 0x00024, 0x00032, 0x0003a, 0x00026, 0x0002c, 0x0002f,
static const CoefVLCTable coef_vlcs[6] = {
{
- sizeof(coef0_huffbits), coef0_huffcodes, coef0_huffbits, levels0,
+ sizeof(coef0_huffbits), sizeof(levels0)/2, coef0_huffcodes, coef0_huffbits, levels0,
},
{
- sizeof(coef1_huffbits), coef1_huffcodes, coef1_huffbits, levels1,
+ sizeof(coef1_huffbits), sizeof(levels1)/2, coef1_huffcodes, coef1_huffbits, levels1,
},
{
- sizeof(coef2_huffbits), coef2_huffcodes, coef2_huffbits, levels2,
+ sizeof(coef2_huffbits), sizeof(levels2)/2, coef2_huffcodes, coef2_huffbits, levels2,
},
{
- sizeof(coef3_huffbits), coef3_huffcodes, coef3_huffbits, levels3,
+ sizeof(coef3_huffbits), sizeof(levels3)/2, coef3_huffcodes, coef3_huffbits, levels3,
},
{
- sizeof(coef4_huffbits), coef4_huffcodes, coef4_huffbits, levels4,
+ sizeof(coef4_huffbits), sizeof(levels4)/2, coef4_huffcodes, coef4_huffbits, levels4,
},
{
- sizeof(coef5_huffbits), coef5_huffcodes, coef5_huffbits, levels5,
+ sizeof(coef5_huffbits), sizeof(levels5)/2, coef5_huffcodes, coef5_huffbits, levels5,
},
};
+
+#endif /* AVCODEC_WMADATA_H */
projects / ffmpeg / blobdiff