/*
- * AC3 tables
+ * AC-3 tables
* Copyright (c) 2000, 2001, 2002 Fabrice Bellard.
*
* This file is part of FFmpeg.
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef FFMPEG_AC3TAB_H
-#define FFMPEG_AC3TAB_H
+#ifndef AVCODEC_AC3TAB_H
+#define AVCODEC_AC3TAB_H
-#include "common.h"
+#include "libavutil/common.h"
-extern const uint16_t ff_ac3_frame_sizes[38][3];
-extern const uint8_t ff_ac3_channels[8];
-extern const uint16_t ff_ac3_freqs[3];
-extern const uint16_t ff_ac3_bitratetab[19];
+extern const uint16_t ff_ac3_frame_size_tab[38][3];
+extern const uint8_t ff_ac3_channels_tab[8];
+extern const uint16_t ff_ac3_sample_rate_tab[3];
+extern const uint16_t ff_ac3_bitrate_tab[19];
extern const int16_t ff_ac3_window[256];
-extern const uint8_t ff_ac3_latab[260];
-extern const uint16_t ff_ac3_hth[50][3];
-extern const uint8_t ff_ac3_baptab[64];
-extern const uint8_t ff_sdecaytab[4];
-extern const uint8_t ff_fdecaytab[4];
-extern const uint16_t ff_sgaintab[4];
-extern const uint16_t ff_dbkneetab[4];
-extern const int16_t ff_floortab[8];
-extern const uint16_t ff_fgaintab[8];
-extern const uint8_t ff_ac3_bndsz[50];
+extern const uint8_t ff_ac3_log_add_tab[260];
+extern const uint16_t ff_ac3_hearing_threshold_tab[50][3];
+extern const uint8_t ff_ac3_bap_tab[64];
+extern const uint8_t ff_ac3_slow_decay_tab[4];
+extern const uint8_t ff_ac3_fast_decay_tab[4];
+extern const uint16_t ff_ac3_slow_gain_tab[4];
+extern const uint16_t ff_ac3_db_per_bit_tab[4];
+extern const int16_t ff_ac3_floor_tab[8];
+extern const uint16_t ff_ac3_fast_gain_tab[8];
+extern const uint8_t ff_ac3_critical_band_size_tab[50];
+extern const uint16_t ff_eac3_default_chmap[8];
-#endif /* FFMPEG_AC3TAB_H */
+/** Custom channel map locations bitmask
+ * Other channels described in documentation:
+ * Lc/Rc pair, Lrs/Rrs pair, Ts, Lsd/Rsd pair,
+ * Lw/Rw pair, Lvh/Rvh pair, Cvh, Reserved, LFE2
+ */
+enum CustomChannelMapLocation{
+ AC3_CHMAP_L= 1<<(15-0),
+ AC3_CHMAP_C= 1<<(15-1),
+ AC3_CHMAP_R= 1<<(15-2),
+ AC3_CHMAP_L_SUR= 1<<(15-3),
+ AC3_CHMAP_R_SUR = 1<<(15-4),
+ AC3_CHMAP_C_SUR= 1<<(15-7),
+ AC3_CHMAP_LFE = 1<<(15-15)
+};
+
+#endif /* AVCODEC_AC3TAB_H */