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# Toulouse - France (DVB-T transmitter of Toulouse ( PicduMidi ) )
# Toulouse - France (signal DVB-T transmis depuis l'émetteur de PicduMidi )
#
# ATTENTION ! Ce fichier a ete construit automatiquement a partir
# des frequences obtenues sur : http://www.tvnt.net/multiplex_frequences.htm
# en Avril 2006. Si vous constatez des problemes et voulez apporter des
# modifications au fichier, envoyez le fichier modifie a
# l'adresse linux-dvb@linuxtv.org (depot des fichiers d'init dvb)
# ou a l'auteur du fichier :
# Nicolas Estre <n_estre@yahoo.fr>
#
# T freq bw fec_hi fec_lo mod transmission-mode guard-interval hierarchy
#### Toulouse - PicduMidi ####
#R1
T 738000000 8MHz AUTO NONE QAM64 8k AUTO NONE
#R2
T 690000000 8MHz AUTO NONE QAM64 8k AUTO NONE
#R3
T 706000000 8MHz AUTO NONE QAM64 8k AUTO NONE
#R4
T 482000000 8MHz AUTO NONE QAM64 8k AUTO NONE
#R5
T 514000000 8MHz AUTO NONE QAM64 8k AUTO NONE
#R6
T 594000000 8MHz AUTO NONE QAM64 8k AUTO NONE
or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */ #ifndef LIBDVBVIDEO_H #define LIBDVBVIDEO_H 1 #ifdef __cplusplus extern "C" { #endif #include <stdint.h> /** * Open a DVB video device. * * @param adapter DVB adapter ID. * @param videodeviceid Id of video device of that adapter to open. * @return A unix file descriptor on success, or -1 on failure. */ extern int dvbvideo_open(int adapter, int videodeviceid); // FIXME: this is a stub library #ifdef __cplusplus } #endif #endif // LIBDVBVIDEO_H nux Team <lcd4linux-devel@users.sourceforge.net> * * This file is part of LCD4Linux. * * LCD4Linux 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. * * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA. * */ /* * exported functions: * * int plugin_init_dvb (void) * adds dvb() function * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <fcntl.h> #include <unistd.h> #include <string.h> #include <errno.h> #include <sys/ioctl.h> #include <sys/types.h> #include <asm/types.h> #ifdef HAVE_LINUX_DVB_FRONTEND_H #include <linux/dvb/frontend.h> #else #warning linux/dvb/frontend.h not found: using hardcoded ioctl definitions #define FE_READ_BER _IOR('o', 70, __u32) #define FE_READ_SIGNAL_STRENGTH _IOR('o', 71, __u16) #define FE_READ_SNR _IOR('o', 72, __u16) #define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32) #endif #include "debug.h" #include "plugin.h" #include "hash.h" static char *frontend = "/dev/dvb/adapter0/frontend0"; static HASH DVB; static int get_dvb_stats(void) { int age; int fd; unsigned short snr, sig; unsigned long ber, ucb; char val[16]; /* reread every 1000 msec only */ age = hash_age(&DVB, NULL); if (age > 0 && age <= 1000) return 0; /* open frontend */ fd = open(frontend, O_RDONLY); if (fd == -1) { error("open(%s) failed: %s", frontend, strerror(errno)); return -1; } if (ioctl(fd, FE_READ_SIGNAL_STRENGTH, &sig) != 0) { error("ioctl(FE_READ_SIGNAL_STRENGTH) failed: %s", strerror(errno)); sig = 0; } if (ioctl(fd, FE_READ_SNR, &snr) != 0) { error("ioctl(FE_READ_SNR) failed: %s", strerror(errno)); snr = 0; } if (ioctl(fd, FE_READ_BER, &ber) != 0) { error("ioctl(FE_READ_BER) failed: %s", strerror(errno)); ber = 0; } if (ioctl(fd, FE_READ_UNCORRECTED_BLOCKS, &ucb) != 0) { error("ioctl(FE_READ_UNCORRECTED_BLOCKS) failed: %s", strerror(errno)); ucb = 0; } close(fd); snprintf(val, sizeof(val), "%f", sig / 65535.0); hash_put(&DVB, "signal_strength", val); snprintf(val, sizeof(val), "%f", snr / 65535.0); hash_put(&DVB, "snr", val); snprintf(val, sizeof(val), "%lu", ber); hash_put(&DVB, "ber", val); snprintf(val, sizeof(val), "%lu", ucb); hash_put(&DVB, "uncorrected_blocks", val); return 0; } static void my_dvb(RESULT * result, RESULT * arg1) { char *val; if (get_dvb_stats() < 0) { SetResult(&result, R_STRING, ""); return; } val = hash_get(&DVB, R2S(arg1), NULL); if (val == NULL) val = ""; SetResult(&result, R_STRING, val); } int plugin_init_dvb(void) { hash_create(&DVB); AddFunction("dvb", 1, my_dvb); return 0; } void plugin_exit_dvb(void) { hash_destroy(&DVB); }