?? stats.c
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/* * stats.c * * Copyright (C) Aaron Holtzman - May 1999 * * This file is part of ac3dec, a free Dolby AC-3 stream decoder. * * ac3dec is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * ac3dec 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Make; see the file COPYING. If not, write to * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. * */#include <stdlib.h>#include <stdio.h>#include "ac3.h"#include "decode.h"#include "stats.h"#include "debug.h"/* Misc LUTs that will go elsewhere soon */static char *service_ids[] = {"CM","ME","VI","HI","D","C","E","VO"};struct mixlev_s{ float clev; char *desc;};struct mixlev_s cmixlev_tbl[4] = {{0.707, "(-3.0 dB)"}, {0.595, "(-4.5 dB)"}, {0.500, "(-6.0 dB)"}, {1.0, "Invalid"}};struct mixlev_s smixlev_tbl[4] = {{0.707, "(-3.0 dB)"}, {0.500, "(-6.0 dB)"}, {0.0, "off "}, {1.0, "Invalid"}};void stats_printf_syncinfo(syncinfo_t *syncinfo){ dprintf("(syncinfo) "); switch (syncinfo->fscod) { case 2: dprintf("32 KHz "); break; case 1: dprintf("44.1 KHz "); break; case 0: dprintf("48 KHz "); break; default: dprintf("Invalid sampling rate "); break; } dprintf("%4d kbps %4d words per frame\n",syncinfo->bit_rate, syncinfo->frame_size);} void stats_printf_bsi(bsi_t *bsi){ dprintf("(bsi) "); dprintf("%s",service_ids[bsi->bsmod]); dprintf(" %d.%d Mode ",bsi->nfchans,bsi->lfeon); if ((bsi->acmod & 0x1) && (bsi->acmod != 0x1)) dprintf(" Centre Mix Level %s ",cmixlev_tbl[bsi->cmixlev].desc); if (bsi->acmod & 0x4) dprintf(" Sur Mix Level %s ",smixlev_tbl[bsi->cmixlev].desc); dprintf("\n");}char *exp_strat_tbl[4] = {"R ","D15 ","D25 ","D45 "};void stats_printf_audblk(audblk_t *audblk){ dprintf("(audblk) "); dprintf("%s ",audblk->cplinu ? "cpl on " : "cpl off"); dprintf("%s ",audblk->baie? "bai " : " "); dprintf("%s ",audblk->snroffste? "snroffst " : " "); dprintf("%s ",audblk->deltbaie? "deltba " : " "); dprintf("(%s %s %s %s %s) ",exp_strat_tbl[audblk->chexpstr[0]], exp_strat_tbl[audblk->chexpstr[1]],exp_strat_tbl[audblk->chexpstr[2]], exp_strat_tbl[audblk->chexpstr[3]],exp_strat_tbl[audblk->chexpstr[4]]); dprintf("\n");}
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