Commit 6194c61e authored by Johan Bilien's avatar Johan Bilien

Forgot to add the input files.
parent 6d7c2261
satellite_SOURCES = satellite.c input_satellite.c satellite_tools.c satellite_tools.h
This diff is collapsed.
/*****************************************************************************
* dvb.c : Satellite input module for vlc
*****************************************************************************
* Copyright (C) 2000 VideoLAN
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
* 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, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#include <stdlib.h> /* malloc(), free() */
#include <string.h> /* strdup() */
#include <videolan/vlc.h>
/*****************************************************************************
* Capabilities defined in the other files.
*****************************************************************************/
void _M( access_getfunctions )( function_list_t * p_function_list );
void _M( demux_getfunctions )( function_list_t * p_function_list );
/*****************************************************************************
* Local prototypes.
*****************************************************************************/
/*****************************************************************************
* Build configuration tree.
*****************************************************************************/
MODULE_CONFIG_START
MODULE_CONFIG_STOP
MODULE_INIT_START
SET_DESCRIPTION( "Satellite input module" )
ADD_CAPABILITY( DEMUX, 0 )
ADD_CAPABILITY( ACCESS, 50 )
ADD_SHORTCUT( "satellite" )
MODULE_INIT_STOP
MODULE_ACTIVATE_START
_M( access_getfunctions )( &p_module->p_functions->access );
_M( demux_getfunctions )( &p_module->p_functions->demux );
MODULE_ACTIVATE_STOP
MODULE_DEACTIVATE_START
MODULE_DEACTIVATE_STOP
/*****************************************************************************
* linux_dvb_tools.c : functions to control a DVB card under Linux
*****************************************************************************
* Copyright (C) 1998-2001 VideoLAN
*
* Authors: Damien Lucas <nitrox@via.ecp.fr>
* Johan Bilien <jobi@via.ecp.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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#include <sys/ioctl.h>
#include <stdio.h>
#include <stdint.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/poll.h>
/* DVB Card Drivers */
#include <ost/sec.h>
#include <ost/dmx.h>
#include <ost/frontend.h>
#include "satellite_tools.h"
/*****************************************************************************
* ioctl_SECControl : commands the SEC device
*****************************************************************************/
int ioctl_SECControl( int freq, int pol, int lnb_slof, int diseqc)
{
struct secCommand scmd;
struct secCmdSequence scmds;
int sec;
if((sec = open(SEC,O_RDWR)) < 0)
{
return -1;
}
/* Set the frequency of the transponder, taking into account the
local frequencies of the LNB */
scmds.continuousTone = (freq<lnb_slof) ? SEC_TONE_OFF : SEC_TONE_ON;
/* Set the polarity of the transponder by setting the correct
voltage on the universal LNB */
scmds.voltage = (pol) ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13;
/* In case we have a DiSEqC, set it to the correct address */
scmd.type=0;
scmd.u.diseqc.addr=0x10;
scmd.u.diseqc.cmd=0x38;
scmd.u.diseqc.numParams=1;
scmd.u.diseqc.params[0] = 0xF0 | ((diseqc * 4) & 0x0F) |
(scmds.continuousTone == SEC_TONE_ON ? 1 : 0) |
(scmds.voltage==SEC_VOLTAGE_18 ? 2 : 0);
scmds.miniCommand=SEC_MINI_NONE;
scmds.numCommands=1;
scmds.commands=&scmd;
/* Send the data to the SEC device to prepare the LNB for tuning */
/*intf_Msg("Sec: Sending data\n");*/
if (ioctl(sec, SEC_SEND_SEQUENCE, &scmds) < 0)
{
return -1;
}
close(sec);
return 0;
}
static int check_qpsk( int );
/*****************************************************************************
* ioctl_SetQPSKFrontend : controls the FE device
*****************************************************************************/
int ioctl_SetQPSKFrontend (int freq, int srate, int fec,\
int lnb_lof1, int lnb_lof2, int lnb_slof)
{
FrontendParameters fep;
int front;
int rc;
/* Open the frontend device */
if((front = open(FRONTEND,O_RDWR)) < 0)
{
return -1;
}
/* Set the frequency of the transponder, taking into account the
local frequencies of the LNB */
fep.Frequency = (freq < lnb_slof) ? freq - lnb_lof1 : freq - lnb_lof2;
/* Set symbol rate and FEC */
fep.u.qpsk.SymbolRate = srate;
fep.u.qpsk.FEC_inner = FEC_AUTO;
/* Now send it all to the frontend device */
if (ioctl(front, FE_SET_FRONTEND, &fep) < 0)
{
return -1;
}
/* Check if it worked */
rc=check_qpsk(front);
/* Close front end device */
close(front);
return rc;
}
/******************************************************************
* Check completion of the frontend control sequence
******************************************************************/
static int check_qpsk(int front)
{
struct pollfd pfd[1];
FrontendEvent event;
/* poll for QPSK event to check if tuning worked */
pfd[0].fd = front;
pfd[0].events = POLLIN;
if (poll(pfd,1,3000))
{
if (pfd[0].revents & POLLIN)
{
if ( ioctl(front, FE_GET_EVENT, &event) == -EBUFFEROVERFLOW)
{
return -5;
}
switch(event.type)
{
case FE_UNEXPECTED_EV:
return -2;
case FE_FAILURE_EV:
return -1;
case FE_COMPLETION_EV:
break;
}
}
else
{
/* should come here */
return -3;
}
}
else
{
return -4;
}
return 0;
}
/*****************************************************************************
* ioctl_SetDMXAudioFilter : controls the demux to add a filter
*****************************************************************************/
int ioctl_SetDMXFilter( int i_pid, int * pi_fd , int i_type )
{
struct dmxPesFilterParams s_filter_params;
/* We first open the device */
if ((*pi_fd = open(DMX, O_RDWR|O_NONBLOCK)) < 0)
{
return -1;
}
/* We fill the DEMUX structure : */
s_filter_params.pid = i_pid;
s_filter_params.input = DMX_IN_FRONTEND;
s_filter_params.output = DMX_OUT_TS_TAP;
switch ( i_type )
{
case 1:
s_filter_params.pesType = DMX_PES_VIDEO;
break;
case 2:
s_filter_params.pesType = DMX_PES_AUDIO;
break;
case 3:
s_filter_params.pesType = DMX_PES_OTHER;
break;
}
s_filter_params.flags = DMX_IMMEDIATE_START;
/* We then give the order to the device : */
if (ioctl(*pi_fd, DMX_SET_PES_FILTER, &s_filter_params) < 0)
{
return -1;
}
return 0;
}
/*****************************************************************************
* ioctl_UnsetDMXFilter : removes a filter
*****************************************************************************/
int ioctl_UnsetDMXFilter(int demux)
{
ioctl(demux, DMX_STOP);
close(demux);
return 0;
}
/*****************************************************************************
* linux_dvb_tools.h : functions to control a DVB card under Linux
*****************************************************************************
* Copyright (C) 1998-2001 VideoLAN
*
* Authors: Johan Bilien <jobi@via.ecp.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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
/*****************************************************************************
* Devices location
*****************************************************************************/
#define SEC "/dev/ost/sec"
#define DMX "/dev/ost/demux"
#define FRONTEND "/dev/ost/frontend"
#define DVR "/dev/ost/dvr"
/*****************************************************************************
* Prototypes
*****************************************************************************/
int ioctl_SECControl( int , int , int , int );
int ioctl_SetQPSKFrontend ( int , int , int , int , int , int );
int ioctl_SetDMXFilter( int , int *, int );
int ioctl_UnsetDMXFilter( int );
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