- if(vlc_initialized) return 0;
- av_log(avctx, AV_LOG_DEBUG, "Initing VLC\n");
-
-#define INIT_VLC(vlc, bits, len_counts, symbols, offset, static_size) \
- do { \
- static VLC_TYPE table[static_size][2]; \
- (vlc)->table = table; \
- (vlc)->table_allocated = static_size; \
- build_vlc(vlc, bits, len_counts, symbols, offset); \
- } while (0)
-
-
- INIT_VLC(&band_vlc, MPC8_BANDS_BITS,
- mpc8_bands_len_counts, mpc8_bands_syms, 0, 542);
-
- INIT_VLC(&q1_vlc, MPC8_Q1_BITS,
- mpc8_q1_len_counts, mpc8_q1_syms, 0, 520);
- INIT_VLC(&q9up_vlc, MPC8_Q9UP_BITS,
- mpc8_q9up_len_counts, mpc8_q9up_syms, 0, 524);
-
- INIT_VLC(&scfi_vlc[0], MPC8_SCFI0_BITS,
- mpc8_scfi_len_counts[0], mpc8_scfi0_syms, 0, 1 << MPC8_SCFI0_BITS);
- INIT_VLC(&scfi_vlc[1], MPC8_SCFI1_BITS,
- mpc8_scfi_len_counts[1], mpc8_scfi1_syms, 0, 1 << MPC8_SCFI1_BITS);
-
- INIT_VLC(&dscf_vlc[0], MPC8_DSCF0_BITS,
- mpc8_dscf_len_counts[0], mpc8_dscf0_syms, 0, 560);
- INIT_VLC(&dscf_vlc[1], MPC8_DSCF1_BITS,
- mpc8_dscf_len_counts[1], mpc8_dscf1_syms, 0, 598);
-
- INIT_VLC(&q3_vlc[0], MPC8_Q3_BITS,
- mpc8_q3_len_counts, mpc8_q3_syms, MPC8_Q3_OFFSET, 512);
- INIT_VLC(&q3_vlc[1], MPC8_Q4_BITS,
- mpc8_q4_len_counts, mpc8_q4_syms, MPC8_Q4_OFFSET, 516);
-
- for(i = 0; i < 2; i++){
- res_vlc[i].table = &codes_table[vlc_offsets[0+i]];
- res_vlc[i].table_allocated = vlc_offsets[1+i] - vlc_offsets[0+i];
- build_vlc(&res_vlc[i], MPC8_RES_BITS,
- mpc8_res_len_counts[i], mpc8_res_syms[i], 0);
-
- q2_vlc[i].table = &codes_table[vlc_offsets[2+i]];
- q2_vlc[i].table_allocated = vlc_offsets[3+i] - vlc_offsets[2+i];
- build_vlc(&q2_vlc[i], MPC8_Q2_BITS,
- mpc8_q2_len_counts[i], mpc8_q2_syms[i], 0);
-
- quant_vlc[0][i].table = &codes_table[vlc_offsets[4+i]];
- quant_vlc[0][i].table_allocated = vlc_offsets[5+i] - vlc_offsets[4+i];
- build_vlc(&quant_vlc[0][i], MPC8_Q5_BITS,
- mpc8_q5_len_counts[i], mpc8_q5_syms[i], MPC8_Q5_OFFSET);
- quant_vlc[1][i].table = &codes_table[vlc_offsets[6+i]];
- quant_vlc[1][i].table_allocated = vlc_offsets[7+i] - vlc_offsets[6+i];
- build_vlc(&quant_vlc[1][i], MPC8_Q6_BITS,
- mpc8_q6_len_counts[i], mpc8_q6_syms[i], MPC8_Q6_OFFSET);
- quant_vlc[2][i].table = &codes_table[vlc_offsets[8+i]];
- quant_vlc[2][i].table_allocated = vlc_offsets[9+i] - vlc_offsets[8+i];
- build_vlc(&quant_vlc[2][i], MPC8_Q7_BITS,
- mpc8_q7_len_counts[i], mpc8_q7_syms[i], MPC8_Q7_OFFSET);
- quant_vlc[3][i].table = &codes_table[vlc_offsets[10+i]];
- quant_vlc[3][i].table_allocated = vlc_offsets[11+i] - vlc_offsets[10+i];
- build_vlc(&quant_vlc[3][i], MPC8_Q8_BITS,
- mpc8_q8_len_counts[i], mpc8_q8_syms[i], MPC8_Q8_OFFSET);
- }
- vlc_initialized = 1;
- ff_mpa_synth_init_fixed();