/* $Id: output.c,v 1.8 2004/02/02 23:34:07 rasc Exp $ DVBSNOOP a dvb sniffer and mpeg2 stream analyzer tool http://dvbsnoop.sourceforge.net/ (c) 2001-2004 Rainer.Scherg@gmx.de (rasc) -- Output Module $Log: output.c,v $ Revision 1.8 2004/02/02 23:34:07 rasc - output indent changed to avoid \r (which sucks on logged output) - EBU PES data started (teletext, vps, wss, ...) - bugfix: PES synch. data stream - some other stuff Revision 1.7 2004/01/02 16:40:37 rasc DSM-CC INT/UNT descriptors complete minor changes and fixes Revision 1.6 2004/01/01 20:09:26 rasc DSM-CC INT/UNT descriptors PES-sync changed, TS sync changed, descriptor scope other changes Revision 1.5 2003/11/26 23:54:48 rasc -- bugfixes on Linkage descriptor Revision 1.4 2003/11/26 16:27:46 rasc - mpeg4 descriptors - simplified bit decoding and output function Revision 1.3 2003/07/08 19:59:50 rasc restructuring... some new, some fixes, trying to include DSM-CC, Well someone a ISO13818-6 and latest version of ISO 18313-1 to spare? */ #include #include #include #include #include #include "output.h" /* -- Module Global Vars */ static int verbose_level = 0; static int col0 = 0; //2 static int indent_level = 0; int table_indent [] = {0,4,8,12,15,18,21,24,27,30}; #define MAX_INDENT_LEVEL ( (sizeof(table_indent)/sizeof(int)) - 1) /* -- set indent-level -- and sends a '\r' to reset indent prints - +1 = indent plus one level - -1 = unindent one level - 0 = reset to Level 0 */ void indent (int v) { if (v == 0) indent_level = 0; else indent_level += v; if (indent_level < 0) indent_level = 0; if (indent_level >= MAX_INDENT_LEVEL) indent_level = MAX_INDENT_LEVEL; //2 fputc ('\r',stdout); //2 print_indent(); // out_nl2 (0); } /* -- set verbosity level -- 0 = highest, 9 = lowest level -- print message upto (including) this verbosity level */ void setVerboseLevel (int v) { verbose_level = v; } int getVerboseLevel () { return verbose_level; } /* -- output special printf -- out_nl will append \n at the end of the output */ void out(int verbose, const char *msgfmt,...) { va_list args; if (verbose print_indent(); //2 va_start (args,msgfmt); vfprintf (stdout, msgfmt, args); va_end (args); } } void out_nl(int verbose, const char *msgfmt,...) { va_list args; if (verbose print_indent(); //2 va_start (args,msgfmt); vfprintf (stdout, msgfmt, args); va_end (args); out_nl2(verbose); } } /* -- just print a NL */ void out_nl2 (int verbose) { if (verbose fputc ('\n',stdout); col0 = 1; //2 //2 print_indent(); } } void print_indent (void) { int i; if (! col0) return; //2 for (i=0; i fputc (' ',stdout); } col0 = 0; //2 }
