tonedetect.cpp

GNU ccAudio2 is a stand-alone portable C++ class framework for manipulating audio data. It has exist

// Copyright (C) 2005 David Sugar, Tycho Softworks
//  
// This program 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 of the License, or
// (at your option) any later version.
// 
// This program 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 this program; if not, write to the Free Software 
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#include "tonetool.h"

#ifndef	VERSION
#define	VERSION	"1.3.0"
#endif

using namespace ost;

static const char *fname(const char *cp)
{
        const char *fn = strrchr(cp, '/');
        if(!fn)
                fn = strrchr(cp, '\\');
        if(fn)
                return ++fn;
        return cp;
}

void Tool::detect(char **argv)
{
	DTMFDetect *dtmf;
	AudioStream input;
	Info info, make;
        const char *target;
        char *option;
	timeout_t framing = 20;
	Linear buffer;
	char result[128];

retry:
        option = *argv;

        if(!strcmp("--", option))
        {
                ++argv;
                goto skip;
        }

        if(!strnicmp("--", option, 2))
                ++option;

	if(!stricmp(option, "-framing"))
	{
		++argv;
		if(*argv)
		{
			cerr << "tonetool: -framing: missing argument" << endl;
			exit(-1);
		}
		framing = atoi(*(argv++));
		goto retry;
	}

	if(!strnicmp(option, "-framing=", 9))
	{
		framing = atoi(option + 9);		
		++argv;
		goto retry;
	}

skip:
        if(*argv && **argv == '-')
        {
	        cerr << "tonetool: " << *argv << ": unknown option" << endl;
                exit(-1);
        }


	while(*argv)
	{
                target = *(argv++);

		input.open(target, modeRead, framing);	

		if(!input.isOpen())
		{
			cerr << "tonetool: " << target << ": cannot access" << endl;
			exit(-1);
		}

		if(!input.isStreamable())
		{
			cerr << "tonetool: " << target << ": unable to load codec" << endl;
			exit(-1);
		}

		input.getInfo(&info);
		dtmf = new DTMFDetect;

		buffer = new Sample[input.getCount()];
		for(;;)
		{
			if(!input.getMono(buffer, 1))
				break;

			dtmf->putSamples(buffer, input.getCount());
		}

		dtmf->getResult(result, sizeof(result));
		cout << fname(target) << ": " << result << endl;
	
		input.close();
		delete[] buffer;
		delete dtmf;
	}
	exit(0);
}