/**
* @file mpegaudiodectab.h
- * mpeg audio layer decoder tables.
+ * mpeg audio layer decoder tables.
*/
const uint16_t mpa_bitrate_tab[2][3][15] = {
/* we use a negative value if grouped */
const int quant_bits[17] = {
- -5, -7, 3, -10, 4,
+ -5, -7, 3, -10, 4,
5, 6, 7, 8, 9,
10, 11, 12, 13, 14,
- 15, 16
+ 15, 16
};
/* encoding tables which give the quantization index. Note how it is
possible to store them efficiently ! */
static const unsigned char alloc_table_0[] = {
- 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
+ 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
};
static const unsigned char alloc_table_1[] = {
- 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 3, 0, 1, 2, 3, 4, 5, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
- 2, 0, 1, 16,
+ 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 4, 0, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 3, 0, 1, 2, 3, 4, 5, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
+ 2, 0, 1, 16,
};
static const unsigned char alloc_table_2[] = {
- 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
+ 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
};
static const unsigned char alloc_table_3[] = {
- 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
+ 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 4, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
};
static const unsigned char alloc_table_4[] = {
4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
- 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 3, 0, 1, 3, 4, 5, 6, 7,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
- 2, 0, 1, 3,
-};
-
-const unsigned char *alloc_tables[5] =
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 3, 0, 1, 3, 4, 5, 6, 7,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+ 2, 0, 1, 3,
+};
+
+const unsigned char *alloc_tables[5] =
{ alloc_table_0, alloc_table_1, alloc_table_2, alloc_table_3, alloc_table_4, };
/*******************************************************/
{ { 6, 5, 5, 5 }, { 9, 9, 9, 9 }, { 6, 9, 9, 9 } },
{ { 6, 5, 7, 3 }, { 9, 9, 12, 6 }, { 6, 9, 12, 6 } },
{ { 11, 10, 0, 0 }, { 18, 18, 0, 0 }, { 15, 18, 0, 0 } },
- { { 7, 7, 7, 0 }, { 12, 12, 12, 0 }, { 6, 15, 12, 0 } },
+ { { 7, 7, 7, 0 }, { 12, 12, 12, 0 }, { 6, 15, 12, 0 } },
{ { 6, 6, 6, 3 }, { 12, 9, 9, 6 }, { 6, 12, 9, 6 } },
{ { 8, 8, 5, 0 }, { 15, 12, 9, 0 }, { 6, 18, 9, 0 } },
};
/* huffman tables for quadrules */
-static uint8_t mpa_quad_codes[2][16] = {
+static const uint8_t mpa_quad_codes[2][16] = {
{ 1, 5, 4, 5, 6, 5, 4, 4, 7, 3, 6, 0, 7, 2, 3, 1, },
{ 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, },
};
-static uint8_t mpa_quad_bits[2][16] = {
+static const uint8_t mpa_quad_bits[2][16] = {
{ 1, 4, 4, 5, 4, 6, 5, 6, 4, 5, 5, 6, 5, 6, 6, 6, },
{ 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, },
};