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kaffeine/kaffeine/src/input/dvb/dvbstream.cpp

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/*
* dvbstream.cpp
*
* Copyright (C) 2003-2007 Christophe Thommeret <hftom@free.fr>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/stat.h>
#include <resolv.h>
#include <fcntl.h>
#include <unistd.h>
#include <signal.h>
#include <values.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <errno.h>
#include <math.h>
#include <linux/dvb/dmx.h>
#include <tqdir.h>
#include <tqprogressdialog.h>
#include <tdelocale.h>
#include <tdeapplication.h>
#include <tdemessagebox.h>
#include "dvbstream.h"
#include "dvbevents.h"
#include "gdvb.h"
#include "dvbcam.h"
#include "kaffeinedvbplugin.h"
#define MAXTUNETRY 1
DvbStream::DvbStream( Device *d, const TQString &charset, EventTable *et )
{
dvbDevice = d;
isRunning = false;
timeShifting = false;
waitPause = 0;
delOut = 0;
fdFrontend = fdDvr = 0;
ndmx = 0;
currentTransponder = Transponder();
frontendName = TQString("/dev/dvb/adapter%1/frontend%2").arg( dvbDevice->adapter ).arg( dvbDevice->tuner );
dvrName = TQString("/dev/dvb/adapter%1/dvr%2").arg( dvbDevice->adapter ).arg( dvbDevice->tuner );
demuxName = TQString("/dev/dvb/adapter%1/demux%2").arg( dvbDevice->adapter ).arg( dvbDevice->tuner );
out.setAutoDelete( true );
TQString deviceType="NONE";
switch ( dvbDevice->type ) {
case FE_QPSK: deviceType = "DVBS"; break;
case FE_OFDM: deviceType = "DVBT"; break;
case FE_QAM: deviceType = "DVBC"; break;
case FE_ATSC: deviceType = "DVBA"; break;
}
dvbEvents = new DVBevents( deviceType, dvbDevice->adapter, dvbDevice->tuner, charset, et );
camProbed = false;
cam = NULL;
plug = NULL;
connect( &statusTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(checkStatus()) );
}
void DvbStream::setPlug( KaffeineDvbPlugin *p )
{
plug = p;
}
void DvbStream::probeCam()
{
int ci_type=0;
if ( camProbed )
return;
if ( (ci_type=DvbCam::probe( dvbDevice->adapter, 0 ))>0 ) {
cam = new DvbCam( dvbDevice->adapter, 0, dvbDevice->tuner, ci_type, dvbDevice->camMaxService );
dvbDevice->hasCAM = true;
}
camProbed = true;
}
void DvbStream::showCamDialog()
{
if ( cam )
dvbDevice->camMaxService = cam->showCamDialog();
}
TQStringList DvbStream::getSources( bool all )
{
if ( !all ) {
if ( dvbDevice->type==FE_OFDM )
return TQStringList( "Terrestrial" );
if ( dvbDevice->type==FE_QAM )
return TQStringList( "Cable" );
if ( dvbDevice->type==FE_ATSC )
return TQStringList( "Atsc" );
}
TQStringList source;
int i;
if ( dvbDevice->type==FE_QPSK ) {
for ( i=0; i<dvbDevice->numLnb; i++ )
source+= dvbDevice->lnb[i].source;
}
else {
TQString s = dvbDevice->source;
source+= s.remove(0,2);
}
return source;
}
bool DvbStream::canSource( ChannelDesc *chan )
{
if ( chan->tp.type!=dvbDevice->type ) {
return false;
}
if ( dvbDevice->type!=FE_QPSK ) {
if ( chan->tp.type==dvbDevice->type )
return true;
else
return false;
}
if ( chan->tp.S2 && !dvbDevice->doS2 )
return false;
int i;
for ( i=0; i<dvbDevice->numLnb; i++ ) {
if ( dvbDevice->lnb[i].source.contains(chan->tp.source) )
return true;
}
return false;
}
int DvbStream::getPriority()
{
return dvbDevice->priority;
}
int DvbStream::getSatPos( const TQString &src )
{
int i;
if ( dvbDevice->type!=FE_QPSK )
return -1;
for ( i=0; i<dvbDevice->numLnb; i++ )
if ( dvbDevice->lnb[i].source.contains(src) )
return i;
return -1;
}
bool DvbStream::openFe()
{
if ( fdFrontend ) {
fprintf(stderr,"openFe: fdFrontend != 0\n");
return false;
}
fdFrontend = open( frontendName.ascii(), O_RDWR /*| O_NONBLOCK*/ );
if ( fdFrontend<0 ) {
perror("openFe:");
fdFrontend = 0;
return false;
}
return true;
}
bool DvbStream::closeFe()
{
if ( !fdFrontend )
return true;
if ( close( fdFrontend )<0 ) {
perror("closeFe: ");
return false;
}
fprintf(stderr,"Frontend closed\n");
fdFrontend = 0;
currentTransponder = Transponder();
return true;
}
void DvbStream::connectStatus( bool con )
{
if ( con )
statusTimer.start( 1000 );
else
statusTimer.stop();
}
ChannelDesc DvbStream::getLiveChannel()
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->hasLive() )
return out.at(i)->channel;
}
return ChannelDesc();
}
bool DvbStream::hasLive()
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->hasLive() )
return true;
}
return false;
}
bool DvbStream::hasRec()
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->hasRec() )
return true;
}
return false;
}
bool DvbStream::hasBroadcast()
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->hasBroadcast() )
return true;
}
return false;
}
bool DvbStream::liveIsRecording()
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->hasLive() ) {
if ( out.at(i)->hasRec() )
return true;
else
return false;
}
}
return false;
}
Transponder DvbStream::getCurrentTransponder()
{
return currentTransponder;
}
unsigned long DvbStream::getCurrentFreq()
{
return currentTransponder.freq;
}
bool DvbStream::isTuned()
{
if ( fdFrontend )
return true;
else
return false;
}
bool DvbStream::tuneDvb( ChannelDesc *chan, bool dvr )
{
unsigned long lof=0;
int res, hiband=0;
struct dvb_frontend_info fe_info;
fe_status_t status;
unsigned long freq=chan->tp.freq;
unsigned long srate=chan->tp.sr;
int lnbPos = getSatPos( chan->tp.source );
int rotorMove = 0;
int loop=0, i;
struct dtv_property cmdargs[20];
struct dtv_properties cmdseq;
int inversion;
int bandwidth;
if ( chan->tp.S2 && !dvbDevice->doS2 )
return false;
closeFe();
if ( !openFe() )
return false;
if ( (res = ioctl( fdFrontend, FE_GET_INFO, &fe_info ) < 0) ) {
perror("FE_GET_INFO: ");
return false;
}
probeCam();
fprintf(stderr, "Using DVB device %d:%d \"%s\"\n", dvbDevice->adapter, dvbDevice->tuner, fe_info.name);
freq*=1000;
srate*=1000;
TQTime t1 = TQTime::currentTime();
if ( chan->tp.inversion==INVERSION_AUTO ) {
if ( fe_info.caps & FE_CAN_INVERSION_AUTO )
inversion = chan->tp.inversion;
else {
fprintf(stderr,"Can NOT inversion_auto\n");
inversion = INVERSION_OFF;
}
}
else
inversion=chan->tp.inversion;
switch( fe_info.type ) {
case FE_OFDM : {
TQString s = fe_info.name;
//if ( s.contains("TerraTec/qanu USB2.0 Highspeed DVB-T Receiver") ) // cinergyT2 hack
// freq+=167000;
if (freq < 1000000)
freq*=1000UL;
cmdargs[0].cmd = DTV_DELIVERY_SYSTEM; cmdargs[0].u.data = SYS_DVBT;
cmdargs[1].cmd = DTV_FREQUENCY; cmdargs[1].u.data = freq;
cmdargs[2].cmd = DTV_MODULATION; cmdargs[2].u.data = chan->tp.modulation;
cmdargs[3].cmd = DTV_CODE_RATE_HP; cmdargs[3].u.data = chan->tp.coderateH;
cmdargs[4].cmd = DTV_CODE_RATE_LP; cmdargs[4].u.data = chan->tp.coderateL;
cmdargs[5].cmd = DTV_GUARD_INTERVAL; cmdargs[5].u.data = chan->tp.guard;
cmdargs[6].cmd = DTV_TRANSMISSION_MODE; cmdargs[6].u.data = chan->tp.transmission;
cmdargs[7].cmd = DTV_HIERARCHY; cmdargs[7].u.data = chan->tp.hierarchy;
if ( chan->tp.bandwidth==BANDWIDTH_8_MHZ )
bandwidth = 8000000;
else if ( chan->tp.bandwidth==BANDWIDTH_7_MHZ )
bandwidth = 7000000;
else if ( chan->tp.bandwidth==BANDWIDTH_6_MHZ )
bandwidth = 6000000;
cmdargs[8].cmd = DTV_BANDWIDTH_HZ; cmdargs[8].u.data = bandwidth;
cmdargs[9].cmd = DTV_INVERSION; cmdargs[9].u.data = inversion;
cmdargs[10].cmd = DTV_TUNE;
cmdseq.num = 11;
cmdseq.props = cmdargs;
fprintf(stderr,"tuning DVB-T to %lu Hz\n", freq);
fprintf(stderr,"inv:%d bw:%d fecH:%d fecL:%d mod:%d tm:%d gi:%d hier:%d\n", chan->tp.inversion,
chan->tp.bandwidth, chan->tp.coderateH, chan->tp.coderateL, chan->tp.modulation,
chan->tp.transmission, chan->tp.guard, chan->tp.hierarchy );
break;
}
case FE_QAM : {
cmdargs[0].cmd = DTV_DELIVERY_SYSTEM; cmdargs[0].u.data = SYS_DVBC_ANNEX_AC;
cmdargs[1].cmd = DTV_FREQUENCY; cmdargs[1].u.data = freq;
cmdargs[2].cmd = DTV_MODULATION; cmdargs[2].u.data = chan->tp.modulation;
cmdargs[3].cmd = DTV_SYMBOL_RATE; cmdargs[3].u.data = srate;
cmdargs[4].cmd = DTV_INNER_FEC; cmdargs[4].u.data = chan->tp.coderateH;
cmdargs[5].cmd = DTV_INVERSION; cmdargs[5].u.data = inversion;
cmdargs[6].cmd = DTV_TUNE;
cmdseq.num = 7;
cmdseq.props = cmdargs;
fprintf(stderr,"tuning DVB-C to %lu\n", freq);
fprintf(stderr,"inv:%d sr:%lu fecH:%d mod:%d\n", chan->tp.inversion,
srate, chan->tp.coderateH, chan->tp.modulation );
break;
}
case FE_QPSK : {
fprintf(stderr,"tuning DVB-S to %lu %c %lu\n", freq, chan->tp.pol, srate);
if (freq > 2200000) {
if ( dvbDevice->lnb[lnbPos].switchFreq ) { // Dual LO
if ( freq<(dvbDevice->lnb[lnbPos].switchFreq*1000) ) {
lof = dvbDevice->lnb[lnbPos].loFreq*1000;
}
else {
lof = dvbDevice->lnb[lnbPos].hiFreq*1000;
hiband = 1;
}
}
else {
if ( dvbDevice->lnb[lnbPos].hiFreq ) { // C Band Multipoint
if ( (chan->tp.pol=='h') || (chan->tp.pol=='H') )
lof = (dvbDevice->lnb[lnbPos].hiFreq*1000);
else
lof = (dvbDevice->lnb[lnbPos].loFreq*1000);
}
else // Single LO
lof = (dvbDevice->lnb[lnbPos].loFreq*1000);
}
if ( freq<lof )
freq = ( lof-freq );
else
freq = ( freq-lof );
}
fprintf(stderr,"inv:%d fecH:%d mod:%d\n", chan->tp.inversion, chan->tp.coderateH, chan->tp.modulation );
if ( setDiseqc( lnbPos, chan, hiband, rotorMove, dvr )!=0 ) {
closeFe();
return false;
}
fprintf( stderr, "Diseqc settings time = %d ms\n", t1.msecsTo( TQTime::currentTime() ) );
t1 = TQTime::currentTime();
if ( chan->tp.S2 ) {
fprintf(stderr,"\nTHIS IS DVB-S2 >>>>>>>>>>>>>>>>>>>\n");
cmdargs[0].cmd = DTV_DELIVERY_SYSTEM; cmdargs[0].u.data = SYS_DVBS2;
cmdargs[1].cmd = DTV_FREQUENCY; cmdargs[1].u.data = freq;
cmdargs[2].cmd = DTV_MODULATION; cmdargs[2].u.data = chan->tp.modulation;
cmdargs[3].cmd = DTV_SYMBOL_RATE; cmdargs[3].u.data = srate;
cmdargs[4].cmd = DTV_INNER_FEC; cmdargs[4].u.data = chan->tp.coderateH;
cmdargs[5].cmd = DTV_PILOT; cmdargs[5].u.data = PILOT_AUTO;
cmdargs[6].cmd = DTV_ROLLOFF; cmdargs[6].u.data = chan->tp.rolloff;
cmdargs[7].cmd = DTV_INVERSION; cmdargs[7].u.data = inversion;
cmdargs[8].cmd = DTV_TUNE;
cmdseq.num = 9;
cmdseq.props = cmdargs;
}
else {
cmdargs[0].cmd = DTV_DELIVERY_SYSTEM; cmdargs[0].u.data = SYS_DVBS;
cmdargs[1].cmd = DTV_FREQUENCY; cmdargs[1].u.data = freq;
cmdargs[2].cmd = DTV_MODULATION; cmdargs[2].u.data = chan->tp.modulation;
if ( chan->tp.modulation==QAM_AUTO )
cmdargs[2].u.data = QPSK;
cmdargs[3].cmd = DTV_SYMBOL_RATE; cmdargs[3].u.data = srate;
cmdargs[4].cmd = DTV_INNER_FEC; cmdargs[4].u.data = chan->tp.coderateH;
cmdargs[5].cmd = DTV_INVERSION; cmdargs[5].u.data = inversion;
cmdargs[6].cmd = DTV_TUNE;
cmdseq.num = 7;
cmdseq.props = cmdargs;
}
break;
}
case FE_ATSC : {
cmdargs[0].cmd = DTV_DELIVERY_SYSTEM; cmdargs[0].u.data = SYS_ATSC;
cmdargs[1].cmd = DTV_FREQUENCY; cmdargs[1].u.data = freq;
cmdargs[2].cmd = DTV_MODULATION; cmdargs[2].u.data = chan->tp.modulation;
cmdargs[3].cmd = DTV_INVERSION; cmdargs[3].u.data = inversion;
cmdargs[4].cmd = DTV_TUNE;
cmdseq.num = 5;
cmdseq.props = cmdargs;
fprintf(stderr,"tuning ATSC to %lu\n", freq);
fprintf(stderr,"inv:%d mod:%d\n", chan->tp.inversion, chan->tp.modulation );
break;
}
}
if ( rotorMove ) {
if ( ioctl( fdFrontend, FE_SET_PROPERTY, &cmdseq )<0 ) {
perror("ERROR tuning\n");
closeFe();
return false;
}
moveRotor( lnbPos, chan, hiband, dvr );
loop = 2;
}
while ( loop>-1 ) {
if ( ioctl( fdFrontend, FE_SET_PROPERTY, &cmdseq )<0 ) {
perror("ERROR tuning\n");
closeFe();
return false;
}
TQTime lockTime = TQTime::currentTime();
do {
usleep( 100000 );
fprintf( stderr, "." );
if ( ioctl( fdFrontend, FE_READ_STATUS, &status )==-1 ) {
perror( "FE_READ_STATUS" );
break;
}
if ( status & FE_HAS_LOCK ) {
fprintf(stderr," LOCKED.");
loop = 0;
break;
}
} while ( lockTime.msecsTo( TQTime::currentTime() )<=dvbDevice->tuningTimeout );
fprintf(stderr,"\n");
--loop;
}
if ( !( status & FE_HAS_LOCK ) ) {
fprintf( stderr, "\nNot able to lock to the signal on the given frequency\n" );
closeFe();
return false;
}
fprintf( stderr, "Tuning time = %d ms\n", t1.msecsTo( TQTime::currentTime() ) );
if ( rotorMove )
dvbDevice->lnb[lnbPos].currentSource = chan->tp.source;
if ( !dvr )
return true;
if ( ( fdDvr = open( dvrName.ascii(), O_RDONLY|O_NONBLOCK)) < 0 ) {
perror("DVR DEVICE: ");
closeFe();
fdDvr = 0;
return false;
}
pfd.fd=fdDvr;
pfd.events=POLLIN|POLLPRI;
currentTransponder = chan->tp;
return true;
}
int DvbStream::setDiseqc( int switchPos, ChannelDesc *chan, int hiband, int &rotor, bool dvr )
{
struct dvb_diseqc_master_cmd switchCmd[] = {
{ { 0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf2, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf1, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf3, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf4, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf6, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf5, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf7, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf8, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xfa, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xf9, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xfb, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xfc, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xfe, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xfd, 0x00, 0x00 }, 4 },
{ { 0xe0, 0x10, 0x38, 0xff, 0x00, 0x00 }, 4 },
};
int i;
int voltage18 = ( (chan->tp.pol=='H')||(chan->tp.pol=='h') );
int ci = 4 * switchPos + 2 * hiband + (voltage18 ? 1 : 0);
bool secMini = false;
bool hasRotor = false;
bool hasSwitch = true;
if ( dvbDevice->numLnb<2 )
hasSwitch = false;
if ( dvbDevice->lnb[switchPos].rotorType!=0 && dvbDevice->lnb[switchPos].rotorType!=3 )
hasRotor = true;
if ( dvbDevice->numLnb==2 && dvbDevice->secMini )
secMini = true;
if ( dvbDevice->secTwice )
diseqcTwice = 2;
else
diseqcTwice = 1;
fprintf( stderr, "DiSEqC: switch pos %i, %sV, %sband (index %d)\n", switchPos, voltage18 ? "18" : "13", hiband ? "hi" : "lo", ci );
if ( ci < 0 || ci >= (int)(sizeof(switchCmd)/sizeof(struct dvb_diseqc_master_cmd)) )
return -EINVAL;
if ( ioctl(fdFrontend, FE_SET_TONE, SEC_TONE_OFF) )
perror("FE_SET_TONE failed");
usleep(15*1000);
if ( ioctl(fdFrontend, FE_SET_VOLTAGE, ci%2 ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13) )
perror("FE_SET_VOLTAGE failed");
if ( hasSwitch ) {
if ( !secMini ) {
fprintf( stderr, "DiSEqC: %02x %02x %02x %02x %02x %02x\n", switchCmd[ci].msg[0], switchCmd[ci].msg[1], switchCmd[ci].msg[2], switchCmd[ci].msg[3], switchCmd[ci].msg[4], switchCmd[ci].msg[5] );
for ( i=0; i<diseqcTwice; ++i ) {
usleep(15*1000);
if ( ioctl(fdFrontend, FE_DISEQC_SEND_MASTER_CMD, &switchCmd[ci]) )
perror("FE_DISEQC_SEND_MASTER_CMD failed");
}
}
else {
fprintf( stderr, "DiSEqC: mini_diseqc\n" );
for ( i=0; i<diseqcTwice; ++i ) {
usleep(15*1000);
if ( ioctl(fdFrontend, FE_DISEQC_SEND_BURST, (ci/4)%2 ? SEC_MINI_B : SEC_MINI_A) )
perror("FE_DISEQC_SEND_BURST failed");
}
}
}
if ( hasRotor && chan->tp.source!=dvbDevice->lnb[switchPos].currentSource ) {
rotor = 1;
return 0;
}
if ( (ci/2)%2 ) {
usleep(15*1000);
if ( ioctl(fdFrontend, FE_SET_TONE, SEC_TONE_ON) )
perror("FE_SET_TONE failed");
}
return 0;
}
void DvbStream::moveRotor( int switchPos, ChannelDesc *chan, int hiband, bool dvr )
{
int i, j, index=-1;
double angle=0.0, oldAngle=0.0;
int rotor=0;
int voltage18 = ( (chan->tp.pol=='H')||(chan->tp.pol=='h') );
int ci = 4 * switchPos + 2 * hiband + (voltage18 ? 1 : 0);
TQString msg;
fprintf( stderr, "Driving rotor to %s\n", chan->tp.source.ascii() );
for ( i=0; i<(int)dvbDevice->lnb[switchPos].source.count(); i++ ) {
if ( dvbDevice->lnb[switchPos].source[i]==chan->tp.source ) {
index = i;
break;
}
}
angle = getSourceAngle( chan->tp.source );
if ( dvbDevice->lnb[switchPos].rotorType==1 ) {
fprintf( stderr, "Rotor: gotoX=%f\n", angle );
gotoX( angle );
}
else {
int pos = dvbDevice->lnb[switchPos].position[index];
fprintf( stderr, "Rotor: gotoN=%d\n", pos );
rotorCommand( 9, pos );
}
if ( dvbDevice->lnb[switchPos].currentSource.isEmpty() ) {
rotor = 10;
msg = i18n("Moving rotor from unknown position...");
}
else {
oldAngle = getSourceAngle( dvbDevice->lnb[switchPos].currentSource );
fprintf( stderr, "old rotor pos: %f °\n", oldAngle );
fprintf( stderr, "new rotor pos: %f °\n", angle );
angle = fabs(angle-oldAngle);
fprintf( stderr, "Rotation angle: %f °\n", angle );
if ( voltage18 )
rotor = (int)(angle*dvbDevice->lnb[switchPos].speed18v)+1;
else
rotor = (int)(angle*dvbDevice->lnb[switchPos].speed13v)+1;
msg = i18n("Moving rotor...");
}
fprintf( stderr, "Rotation time: %d sec.\n", rotor );
if ( !dvr ) {
for ( j=0; j<(rotor*2); j++ ) {
usleep( 500000 );
}
}
else {
TQProgressDialog progress( msg, i18n("Cancel"), rotor*2, 0, "progress", true );
for ( j=0; j<(rotor*2); j++ ) {
progress.setProgress( j );
tqApp->processEvents();
if ( progress.wasCanceled() )
break;
usleep( 500000 );
}
progress.setProgress( rotor*2 );
tqApp->processEvents();
}
if ( (ci/2)%2 ) {
usleep(15*1000);
if ( ioctl(fdFrontend, FE_SET_TONE, SEC_TONE_ON) )
perror("FE_SET_TONE failed");
}
}
double DvbStream::getSourceAngle( TQString source )
{
double angle=1.0;
int pos = source.findRev("-");
source.remove(0,pos+1);
source = source.upper();
if ( source.endsWith("W") )
angle = -1.0;
source.truncate( source.length()-1 );
angle*= source.toDouble();
return getAzimuth( angle );
}
#define TO_RADS (M_PI / 180.0)
#define TO_DEC (180.0 / M_PI)
double DvbStream::getAzimuth( double angle )
{
double latitude = dvbDevice->usalsLatitude;
double longitude = dvbDevice->usalsLongitude;
double P, Ue, Us, az, x, el, Azimuth;
P = latitude*TO_RADS; // Earth Station Latitude
Ue = longitude*TO_RADS; // Earth Station Longitude
Us = angle*TO_RADS; // Satellite Longitude
az = M_PI+atan( tan( Us-Ue )/sin( P ) );
x = acos( cos(Us-Ue)*cos(P) );
el = atan( ( cos( x )-0.1513 )/sin( x ) );
Azimuth = atan( ( -cos(el)*sin(az) )/( sin(el)*cos(P)-cos(el)*sin(P)*cos(az)) )* TO_DEC;
return Azimuth;
}
void DvbStream::gotoX( double azimuth )
{
double USALS=0.0;
int CMD1=0x00, CMD2=0x00;
int DecimalLookup[10] = { 0x00, 0x02, 0x03, 0x05, 0x06, 0x08, 0x0A, 0x0B, 0x0D, 0x0E };
if ( azimuth>0.0 )
CMD1 = 0xE0; // East
else
CMD1 = 0xD0; // West
USALS = fabs( azimuth );
while (USALS > 16) {
CMD1++;
USALS-= 16;
}
while (USALS >= 1.0) {
CMD2+=0x10;
USALS--;
}
USALS*= 10.0;
int rd = (int)USALS;
USALS-= rd;
if ( USALS>0.5 )
++rd;
CMD2+= DecimalLookup[rd];
rotorCommand( 12, CMD1, CMD2 );
}
void DvbStream::rotorCommand( int cmd, int n1, int n2, int n3 )
{
struct dvb_diseqc_master_cmd cmds[] = {
{ { 0xe0, 0x31, 0x60, 0x00, 0x00, 0x00 }, 3 }, //0 Stop Positioner movement
{ { 0xe0, 0x31, 0x63, 0x00, 0x00, 0x00 }, 3 }, //1 Disable Limits
{ { 0xe0, 0x31, 0x66, 0x00, 0x00, 0x00 }, 3 }, //2 Set East Limit
{ { 0xe0, 0x31, 0x67, 0x00, 0x00, 0x00 }, 3 }, //3 Set West Limit
{ { 0xe0, 0x31, 0x68, 0x00, 0x00, 0x00 }, 4 }, //4 Drive Motor East continously
{ { 0xe0, 0x31, 0x68, (__u8)(256-n1), 0x00, 0x00 }, 4 }, //5 Drive Motor East nn steps
{ { 0xe0, 0x31, 0x69, (__u8)(256-n1), 0x00, 0x00 }, 4 }, //6 Drive Motor West nn steps
{ { 0xe0, 0x31, 0x69, 0x00, 0x00, 0x00 }, 4 }, //7 Drive Motor West continously
{ { 0xe0, 0x31, 0x6a, (__u8)(n1), 0x00, 0x00 }, 4 }, //8 Store nn
{ { 0xe0, 0x31, 0x6b, (__u8)(n1), 0x00, 0x00 }, 4 }, //9 Goto nn
{ { 0xe0, 0x31, 0x6f, (__u8)(n1), (__u8)(n2), (__u8)(n3) }, 4}, //10 Recalculate Position
{ { 0xe0, 0x31, 0x6a, 0x00, 0x00, 0x00 }, 4 }, //11 Enable Limits
{ { 0xe0, 0x31, 0x6e, (__u8)(n1), (__u8)(n2), 0x00 }, 5 }, //12 Gotoxx
{ { 0xe0, 0x10, 0x38, 0xF4, 0x00, 0x00 }, 4 } //13 User
};
int i;
for ( i=0; i<diseqcTwice; ++i ) {
usleep(15*1000);
if ( ioctl( fdFrontend, FE_DISEQC_SEND_MASTER_CMD, &cmds[cmd] ) )
perror("Rotor : FE_DISEQC_SEND_MASTER_CMD failed");
}
}
bool DvbStream::setPids( DVBout *o )
{
int i, dmx;
struct dmx_pes_filter_params pesFilterParams;
dmx_pes_type_t pestype = DMX_PES_OTHER;
TQValueList<int> pidList;
pidList = o->pidsList();
for ( i=0; i<(int)pidList.count(); i++ ) {
if ( ( dmx = open( demuxName.ascii(), O_RDWR)) < 0 ) {
fprintf(stderr,"FD %i: ",i);
perror("DEMUX DEVICE: ");
return false;
}
else
o->dmx.append(dmx);
}
for ( i=0; i<(int)pidList.count(); i++ ) {
pesFilterParams.pid = pidList[i];
pesFilterParams.input = DMX_IN_FRONTEND;
pesFilterParams.output = DMX_OUT_TS_TAP;
pesFilterParams.pes_type = pestype;
pesFilterParams.flags = DMX_IMMEDIATE_START;
if ( ioctl( o->dmx[i], DMX_SET_PES_FILTER, &pesFilterParams) < 0) {
fprintf( stderr, "FILTER %i: ", pidList[i] );
perror("DMX SET PES FILTER");
}
}
ndmx +=pidList.count();
return true;
}
void DvbStream::removePids( DVBout *o )
{
int i;
for ( i=0; i<(int)o->dmx.count(); i++ )
close( o->dmx[i] );
ndmx -=o->dmx.count();
}
void DvbStream::removeOut( DVBout *o )
{
disconnect( o, TQT_SIGNAL(endRecord(DVBout*,RecTimer*,bool)), this, TQT_SLOT(recordEnded(DVBout*,RecTimer*,bool)) );
disconnect( o, TQT_SIGNAL(playDvb()), this, TQT_SLOT(receivePlayDvb()) );
disconnect( o, TQT_SIGNAL(shifting(bool)), this, TQT_SLOT(receiveShifting(bool)) );
delOut = o;
while ( delOut )
usleep(100);
}
bool DvbStream::checkStatus()
{
int32_t strength;
fe_status_t festatus;
bool ret=true;
strength=0;
ioctl(fdFrontend,FE_READ_SIGNAL_STRENGTH,&strength);
emit signalStatus(strength*100/65535);
strength=0;
ioctl(fdFrontend,FE_READ_SNR,&strength);
emit snrStatus(strength*100/65535);
memset( &festatus, 0, sizeof(festatus) );
ioctl(fdFrontend,FE_READ_STATUS,&festatus);
if (festatus & FE_HAS_LOCK)
emit lockStatus( true );
else {
emit lockStatus( false );
ret = false;
}
return ret;
}
int DvbStream::getSNR()
{
int32_t snr=0;
if ( fdFrontend ) {
ioctl( fdFrontend, FE_READ_SNR, &snr );
snr = snr*100/65535;
}
return snr;
}
bool DvbStream::hasVideo()
{
if ( getLiveChannel().vpid )
return true;
return false;
}
void DvbStream::run()
{
int READSIZE = 188*20;
int BUFSIZE = 188*100;
int WSIZE = 188*64;
unsigned char buf[READSIZE];
unsigned char thBuf[BUFSIZE];
int n, i, thWrite=0;
DVBout *o=0;
signal( SIGPIPE, SIG_IGN );
while ( isRunning ) {
if ( poll( &pfd, 1, 100 ) ) {
n = read( fdDvr, buf, READSIZE );
if ( n && !(n%188) ) {
//fprintf( stderr, "DVR0: read : %d\n", n );
memcpy( thBuf+thWrite, buf, n );
thWrite+=n;
if ( thWrite>=WSIZE ) {
for ( i=0; i<(int)out.count(); i++ )
out.at(i)->process( thBuf, thWrite );
thWrite = 0;
}
}
else
fprintf( stderr, "DVR0: read failed : %d\n", n );
}
if ( waitPause>0 ) {
o = 0;
for ( i=0; i<(int)out.count(); i++ )
if ( out.at(i)->hasLive() )
o = out.at(i);
if ( o ) {
if ( o->doPause( timeShiftFileName ) )
waitPause = 0;
else
waitPause = -1;
}
else
waitPause = -1;
}
if ( delOut ) {
out.remove( delOut );
delOut = 0;
}
}
fprintf(stderr,"dvbstream::run() end\n");
}
bool DvbStream::doPause( const TQString &name )
{
//if ( !hasVideo() ) return false;
if ( !timeShifting ) {
timeShiftFileName = name;
waitPause = 1;
while ( waitPause>0 )
usleep(100);
if ( waitPause<0 )
return false;
else
receiveShifting( true );
return true;
}
return false;
}
bool DvbStream::timeShiftMode()
{
return timeShifting;
}
void DvbStream::receiveShifting( bool b )
{
timeShifting = b;
emit shifting( b );
}
bool DvbStream::running() const
{
return isRunning;
}
void DvbStream::receivePlayDvb()
{
TDEApplication::kApplication()->postEvent( this, new TQTimerEvent( 500 ) );
}
void DvbStream::timerEvent( TQTimerEvent* ev )
{
switch ( ev->timerId() ) {
case 500:
emit playDvb();
}
}
void DvbStream::recordEnded( DVBout *o, RecTimer* t, bool kill )
{
int i;
if ( kill ) {
removePids( o );
if ( cam )
cam->stopService( &(o->channel) );
removeOut( o );
if ( out.count()==0 )
stop();
}
recordingState();
if ( t )
emit timerEnded( t );
}
void DvbStream::recordingState()
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->hasRec() ) {
emit isRecording( true );
return;
}
}
emit isRecording( false );
}
void DvbStream::updateTimer( RecTimer *t, int ms )
{
int i;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->recTimer==t ) {
if ( ms )
out.at(i)->changeTimer( ms );
else
out.at(i)->stopRec();
return;
}
}
if ( !ms )
emit timerEnded( t ); // not running
}
void DvbStream::stopBroadcast()
{
int i;
DVBout *o=0;
TQPtrList<DVBout> p;
for ( i=0; i<(int)out.count(); i++ ) {
o = out.at(i);
o->stopBroadcast();
if ( !o->hasLive() && !o->hasRec() )
p.append( o );
}
for ( i=0; i<(int)p.count(); i++ ) {
removePids( p.at(i) );
if ( cam )
cam->stopService( &(p.at(i)->channel) );
removeOut( p.at(i) );
}
if ( out.count()==0 )
stop();
emit isBroadcasting( false );
}
int DvbStream::canStartBroadcast( bool &live, ChannelDesc *chan )
{
int i, ret=0;
for ( i=0; i<(int)out.count(); i++ ) {
if ( (chan->tp!=out.at(i)->channel.tp) && out.at(i)->hasRec() )
return ErrIsRecording;
if ( chan->fta && cam && !cam->canPlay( chan ) )
return ErrCamUsed;
if ( out.at(i)->hasLive() && chan->tp!=out.at(i)->channel.tp )
live = true;
}
return ret;
}
bool DvbStream::startBroadcast( TQPtrList<ChannelDesc> *list, Ts2Rtp *rtp )
{
int i, j;
bool stop=false, newout;
DVBout *o=0;
int no=0;
ChannelDesc *chan=list->at(0);
TQPtrList<ChannelDesc> broadcastList;
broadcastList.setAutoDelete( true );
if ( !isTuned() ) {
for ( i=0; i<MAXTUNETRY; i++ ) {
if ( tuneDvb( chan ) ) {
i = -1;
break;
}
else
usleep(100000);
}
if ( i<0 )
stop = true;
else
return false;
}
for ( i=0; i<(int)list->count(); i++ ) {
newout = false;
o = 0;
for ( j=0; j<(int)out.count(); j++ ) {
if ( out.at(j)->channel.name==list->at(i)->name )
o = out.at(j);
}
if ( !o ) {
o = new DVBout( *list->at(i), dvbDevice->adapter, dvbDevice->tuner, plug );
connect( o, TQT_SIGNAL(endRecord(DVBout*,RecTimer*,bool)), this, TQT_SLOT(recordEnded(DVBout*,RecTimer*,bool)) );
connect( o, TQT_SIGNAL(playDvb()), this, TQT_SLOT(receivePlayDvb()) );
connect( o, TQT_SIGNAL(shifting(bool)), this, TQT_SLOT(receiveShifting(bool)) );
out.append( o );
if ( !setPids( o ) ) {
removePids( o );
removeOut( o );
o = 0;
}
else
newout = true;
}
if ( o ) {
if ( !o->goBroadcast( rtp ) ) {
if ( newout ) {
removePids( o );
removeOut( o );
}
}
else {
broadcastList.append( new ChannelDesc( *list->at(i) ) );
no++;
if ( list->at(i)->fta && cam )
cam->startService( list->at(i) );
}
}
}
if ( !no && stop )
stopFrontend();
else
rtp->addChannels( &broadcastList );
fprintf(stderr,"NOUT: %d\n", out.count() );
if ( !no )
return false;
else
startReading();
emit isBroadcasting( true );
return true;
}
int DvbStream::canStartTimer( bool &live, ChannelDesc *chan )
{
int i, ret=0;
DVBout *o;
for ( i=0; i<(int)out.count(); i++ ) {
o = out.at(i);
if ( (chan->tp!=o->channel.tp) && o->hasRec() )
return ErrIsRecording;
if ( (o->channel.name==chan->name) && o->hasRec() )
return ErrIsRecording;
if ( chan->fta && cam && !cam->canPlay( chan ) )
return ErrCamUsed;
if ( o->hasLive() ) {
if ( chan->tp!=o->channel.tp )
live = true;
}
}
return ret;
}
bool DvbStream::startTimer( ChannelDesc *chan, TQString path, int maxsize, RecTimer *t, TQString name )
{
int i;
bool stop=false, newout=false;
DVBout *o=0;
TQPtrList<DVBout> p;
for ( i=0; i<(int)out.count(); i++ ) {
if ( out.at(i)->channel.name==chan->name )
o = out.at(i);
else {
if ( out.at(i)->hasBroadcast() && out.at(i)->channel.tp!=chan->tp ) {
p.append( out.at(i) );
}
}
}
for ( i=0; i<(int)p.count(); i++ ) {
p.at(i)->stopBroadcast();
removePids( p.at(i) );
removeOut( p.at(i) );
}
if ( p.count() ) {
emit isBroadcasting( false );
this->stop();
}
if ( !isTuned() ) {
for ( i=0; i<MAXTUNETRY; i++ ) {
if ( tuneDvb( chan ) ) {
i = -1;
break;
}
else
usleep(100000);
}
if ( i<0 )
stop = true;
else
return false;
}
if ( !o ) {
o = new DVBout( *chan, dvbDevice->adapter, dvbDevice->tuner, plug );
connect( o, TQT_SIGNAL(endRecord(DVBout*,RecTimer*,bool)), this, TQT_SLOT(recordEnded(DVBout*,RecTimer*,bool)) );
connect( o, TQT_SIGNAL(playDvb()), this, TQT_SLOT(receivePlayDvb()) );
connect( o, TQT_SIGNAL(shifting(bool)), this, TQT_SLOT(receiveShifting(bool)) );
out.append( o );
if ( !setPids( o ) ) {
if ( stop )
stopFrontend();
removePids( o );
removeOut( o );
return false;
}
newout = true;
}
if ( t->mode && !name.contains("%date") )
name+= "-%date";
name = name.replace( "%chan", chan->name ).replace("%date", t->begin.toString( "yyyyMMdd-hhmmss" ) ).replace("%name", t->name );
name = name.replace( "/", "_" ).replace( ">", "_" ).replace("<","_").replace(":","_").replace('"',"_").replace("\\","_").replace("|","_");
name = path+name;
if ( !o->goRec( name, maxsize, t ) ) {
if ( stop )
stopFrontend();
if ( newout ) {
removePids( o );
removeOut( o );
}
return false;
}
fprintf(stderr,"NOUT: %d\n", out.count() );
if ( chan->fta && cam )
cam->startService( chan );
startReading();
recordingState();
return true;
}
int DvbStream::goLive( ChannelDesc *chan, const TQString &pipeName, int ringBufSize )
{
int i;
bool stop=false;
DVBout *o=0;
for ( i=0; i<(int)out.count(); i++ ) {
if ( (chan->tp!=out.at(i)->channel.tp) && out.at(i)->hasRec() )
return ErrIsRecording;
if ( (chan->tp!=out.at(i)->channel.tp) && out.at(i)->hasBroadcast() )
return ErrIsBroadcasting;
if ( chan->fta && cam && !cam->canPlay( chan ) )
return ErrCamUsed;
if ( out.at(i)->channel.name==chan->name )
o = out.at(i);
}
if ( !isTuned() ) {
for ( i=0; i<MAXTUNETRY; i++ ) {
if ( tuneDvb( chan ) ) {
i = -1;
break;
}
else
usleep(100000);
}
if ( i<0 )
stop = true;
else
return ErrCantTune;
}
if ( !o ) {
o = new DVBout( *chan, dvbDevice->adapter, dvbDevice->tuner, plug );
connect( o, TQT_SIGNAL(endRecord(DVBout*,RecTimer*,bool)), this, TQT_SLOT(recordEnded(DVBout*,RecTimer*,bool)) );
connect( o, TQT_SIGNAL(playDvb()), this, TQT_SLOT(receivePlayDvb()) );
connect( o, TQT_SIGNAL(shifting(bool)), this, TQT_SLOT(receiveShifting(bool)) );
out.append( o );
if ( !setPids( o ) ) {
if ( stop )
stopFrontend();
removePids( o );
removeOut( o );
return ErrCantSetPids;
}
}
if ( o->hasRec() )
i = ErrDontSwitchAudio;
else
i = 0;
o->goLive( pipeName, ringBufSize );
fprintf(stderr,"NOUT: %d\n", out.count() );
if ( chan->fta && cam )
cam->startService( chan );
startReading();
return i;
}
void DvbStream::preStopLive()
{
int i;
DVBout *o;
for ( i=0; i<(int)out.count(); i++ ) {
o = out.at(i);
if ( o->hasLive() ) {
o->preStopLive();
break;
}
}
}
void DvbStream::stopLive( ChannelDesc *chan )
{
int i;
DVBout *o;
TQPtrList<DVBout> p;
bool camUsed = false;
fprintf(stderr,"Asked to stop\n");
for ( i=0; i<(int)out.count(); i++ ) {
o = out.at(i);
if ( o->hasLive() ) {
o->stopLive();
if ( !o->hasRec() && !o->hasBroadcast() ) {
p.append( o );
}
break;
}
}
for ( i=0; i<(int)p.count(); i++ ) {
removePids( p.at(i) );
if ( cam )
cam->stopService( &(p.at(i)->channel) );
removeOut( p.at(i) );
}
fprintf(stderr,"Live stopped\n");
if ( out.count()==0 && chan->tp!=currentTransponder )
stop();
}
void DvbStream::startReading()
{
if ( !isRunning ) {
isRunning = true;
start();
dvbEvents->go( currentTransponder.source, currentTransponder.freq, true );
}
}
void DvbStream::stop()
{
isRunning = false;
if ( !wait(10000) ) {
terminate();
wait();
fprintf(stderr,"dvbstream::run() terminated\n");
}
dvbEvents->stop();
stopFrontend();
}
void DvbStream::stopFrontend()
{
if ( fdDvr ) {
close( fdDvr );
fprintf(stderr,"fdDvr closed\n");
fdDvr = 0;
}
closeFe();
}
void DvbStream::setScanning( bool b )
{
connectStatus( b );
}
void DvbStream::stopScan()
{
closeFe();
}
DvbStream::~DvbStream()
{
stop();
if ( cam ) {
delete cam;
}
delete dvbEvents;
}
#include "dvbstream.moc"
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