Beispiel #1
0
void Frontend::CloseDemux( int fd )
{
  dvb_dmx_close( fd );
}
Beispiel #2
0
int main(int argc, char **argv)
{
	struct arguments args;
	char *homedir = getenv("HOME");
	char *channel = NULL;
	int lnb = -1, idx = -1;
	int vpid = -1, apid = -1, sid = -1;
	int pmtpid = 0;
	int pat_fd = -1, pmt_fd = -1, sid_fd = -1;
	int audio_fd = -1, video_fd = -1;
	int dvr_fd = -1, file_fd = -1;
	int err = -1;
	int r;
	struct dvb_v5_fe_parms *parms = NULL;
	const struct argp argp = {
		.options = options,
		.parser = parse_opt,
		.doc = N_("DVB zap utility"),
		.args_doc = N_("<channel name> [or <frequency> if in monitor mode]"),
	};

#ifdef ENABLE_NLS
	setlocale (LC_ALL, "");
	bindtextdomain (PACKAGE, LOCALEDIR);
	textdomain (PACKAGE);
#endif

	memset(&args, 0, sizeof(args));
	args.sat_number = -1;
	args.lna = LNA_AUTO;
	args.input_format = FILE_DVBV5;

	argp_parse(&argp, argc, argv, ARGP_NO_HELP | ARGP_NO_EXIT, &idx, &args);

	if (idx < argc)
		channel = argv[idx];

	if (!channel) {
		argp_help(&argp, stderr, ARGP_HELP_STD_HELP, PROGRAM_NAME);
		return -1;
	}

	if (args.input_format == FILE_UNKNOWN) {
		fprintf(stderr, _("ERROR: Please specify a valid format\n"));
		argp_help(&argp, stderr, ARGP_HELP_STD_HELP, PROGRAM_NAME);
		return -1;
	}

	if (!args.traffic_monitor && args.search) {
		fprintf(stderr, _("ERROR: search string can be used only on monitor mode\n"));
		argp_help(&argp, stderr, ARGP_HELP_STD_HELP, PROGRAM_NAME);
		return -1;
	}

	if (args.lnb_name) {
		lnb = dvb_sat_search_lnb(args.lnb_name);
		if (lnb < 0) {
			printf(_("Please select one of the LNBf's below:\n"));
			dvb_print_all_lnb();
			exit(1);
		} else {
			printf(_("Using LNBf "));
			dvb_print_lnb(lnb);
		}
	}

	r = asprintf(&args.demux_dev,
		 "/dev/dvb/adapter%i/demux%i", args.adapter, args.demux);
	if (r < 0) {
		fprintf(stderr, _("asprintf error\n"));
		return -1;
	}

	r = asprintf(&args.dvr_dev,
		 "/dev/dvb/adapter%i/dvr%i", args.adapter, args.demux);
	if (r < 0) {
		fprintf(stderr, _("asprintf error\n"));
		return -1;
	}

	if (args.silent < 2)
		fprintf(stderr, _("using demux '%s'\n"), args.demux_dev);

	if (!args.confname) {
		if (!homedir)
			ERROR(_("$HOME not set"));
		r = asprintf(&args.confname, "%s/.tzap/%i/%s",
			 homedir, args.adapter, CHANNEL_FILE);
		if (access(args.confname, R_OK)) {
			free(args.confname);
			r = asprintf(&args.confname, "%s/.tzap/%s",
				homedir, CHANNEL_FILE);
		}
	}
	fprintf(stderr, _("reading channels from file '%s'\n"), args.confname);

	parms = dvb_fe_open(args.adapter, args.frontend, args.verbose, args.force_dvbv3);
	if (!parms)
		goto err;
	if (lnb >= 0)
		parms->lnb = dvb_sat_get_lnb(lnb);
	if (args.sat_number > 0)
		parms->sat_number = args.sat_number % 3;
	parms->diseqc_wait = args.diseqc_wait;
	parms->freq_bpf = args.freq_bpf;
	parms->lna = args.lna;

	r = dvb_fe_set_default_country(parms, args.cc);
	if (r < 0)
		fprintf(stderr, _("Failed to set the country code:%s\n"), args.cc);

	if (parse(&args, parms, channel, &vpid, &apid, &sid))
		goto err;

	if (setup_frontend(&args, parms) < 0)
		goto err;

	if (args.exit_after_tuning) {
		err = 0;
		check_frontend(&args, parms);
		goto err;
	}

	if (args.traffic_monitor) {
		signal(SIGTERM, do_timeout);
		signal(SIGINT, do_timeout);
		if (args.timeout > 0) {
			signal(SIGINT, do_timeout);
			alarm(args.timeout);
		}

		err = do_traffic_monitor(&args, parms);
		goto err;
	}

	if (args.rec_psi) {
		if (sid < 0) {
			fprintf(stderr, _("Service id 0x%04x was not specified at the file\n"),
				sid);
			goto err;
		}

		sid_fd = dvb_dmx_open(args.adapter, args.demux);
		if (sid_fd < 0) {
			perror(_("opening pat demux failed"));
			return -1;
		}
		pmtpid = dvb_get_pmt_pid(sid_fd, sid);
		dvb_dmx_close(sid_fd);
		if (pmtpid <= 0) {
			fprintf(stderr, _("couldn't find pmt-pid for sid %04x\n"),
				sid);

			goto err;
		}

		if ((pat_fd = open(args.demux_dev, O_RDWR)) < 0) {
			perror(_("opening pat demux failed"));
			goto err;
		}
		if (dvb_set_pesfilter(pat_fd, 0, DMX_PES_OTHER,
				args.dvr ? DMX_OUT_TS_TAP : DMX_OUT_DECODER,
				args.dvr ? 64 * 1024 : 0) < 0)
			goto err;

		if ((pmt_fd = open(args.demux_dev, O_RDWR)) < 0) {
			perror(_("opening pmt demux failed"));
			goto err;
		}
		if (dvb_set_pesfilter(pmt_fd, pmtpid, DMX_PES_OTHER,
				args.dvr ? DMX_OUT_TS_TAP : DMX_OUT_DECODER,
				args.dvr ? 64 * 1024 : 0) < 0)
			goto err;
	}

	if (args.all_pids++) {
		vpid = 0x2000;
		apid = 0;
	}
	if (vpid >= 0) {
		if (args.silent < 2) {
			if (vpid == 0x2000)
				fprintf(stderr, _("pass all PID's to TS\n"));
			else
				fprintf(stderr, _("video pid %d\n"), vpid);
		}
		if ((video_fd = open(args.demux_dev, O_RDWR)) < 0) {
			PERROR(_("failed opening '%s'"), args.demux_dev);
			goto err;
		}

		if (args.silent < 2)
			fprintf(stderr, _("  dvb_set_pesfilter %d\n"), vpid);
		if (vpid == 0x2000) {
			if (ioctl(video_fd, DMX_SET_BUFFER_SIZE, 1024 * 1024) == -1)
				perror(_("DMX_SET_BUFFER_SIZE failed"));
			if (dvb_set_pesfilter(video_fd, vpid, DMX_PES_OTHER,
					      DMX_OUT_TS_TAP, 0) < 0)
				goto err;
		} else {
			if (dvb_set_pesfilter(video_fd, vpid, DMX_PES_VIDEO,
				args.dvr ? DMX_OUT_TS_TAP : DMX_OUT_DECODER,
				args.dvr ? 64 * 1024 : 0) < 0)
				goto err;
		}
	}

	if (apid > 0) {
		if (args.silent < 2)
			fprintf(stderr, _("audio pid %d\n"), apid);
		if ((audio_fd = open(args.demux_dev, O_RDWR)) < 0) {
			PERROR(_("failed opening '%s'"), args.demux_dev);
			goto err;
		}
		if (args.silent < 2)
			fprintf(stderr, _("  dvb_set_pesfilter %d\n"), apid);
		if (dvb_set_pesfilter(audio_fd, apid, DMX_PES_AUDIO,
				args.dvr ? DMX_OUT_TS_TAP : DMX_OUT_DECODER,
				args.dvr ? 64 * 1024 : 0) < 0)
			goto err;
	}

	signal(SIGALRM, do_timeout);
	signal(SIGTERM, do_timeout);
	if (args.timeout > 0) {
		signal(SIGINT, do_timeout);
		alarm(args.timeout);
	}

	if (!check_frontend(&args, parms)) {
		err = 1;
		fprintf(stderr, _("frontend doesn't lock\n"));
		goto err;
	}

	if (args.dvr) {
		if (args.filename) {
			file_fd = STDOUT_FILENO;

			if (strcmp(args.filename, "-") != 0) {
				file_fd = open(args.filename,
#ifdef O_LARGEFILE
					 O_LARGEFILE |
#endif
					 O_WRONLY | O_CREAT,
					 0644);
				if (file_fd < 0) {
					PERROR(_("open of '%s' failed"),
					       args.filename);
					return -1;
				}
			}
		}

		if (args.silent < 2)
			get_show_stats(&args, parms, 0);

		if (file_fd >= 0) {
			if ((dvr_fd = open(args.dvr_dev, O_RDONLY)) < 0) {
				PERROR(_("failed opening '%s'"), args.dvr_dev);
				goto err;
			}
			if (!timeout_flag)
				fprintf(stderr, _("Record to file '%s' started\n"), args.filename);
			copy_to_file(dvr_fd, file_fd, args.timeout, args.silent);
		} else {
			if (!timeout_flag)
				fprintf(stderr, _("DVR interface '%s' can now be opened\n"), args.dvr_dev);

			get_show_stats(&args, parms, 1);
		}
		if (args.silent < 2)
			get_show_stats(&args, parms, 0);
	}
	err = 0;

err:
	if (file_fd > 0)
		close(file_fd);
	if (dvr_fd > 0)
		close(dvr_fd);
	if (pat_fd > 0)
		close(pat_fd);
	if (pmt_fd > 0)
		close(pmt_fd);
	if (audio_fd > 0)
		close(audio_fd);
	if (video_fd > 0)
		close(video_fd);
	if (parms)
		dvb_fe_close(parms);
	if (args.confname)
		free(args.confname);
	if (args.demux_dev)
		free(args.demux_dev);
	if (args.dvr_dev)
		free(args.dvr_dev);

	return err;
}