root/branches/streaming-rework/src/metrichalo/mh_avdevice.cpp

/* mh_avdevice.cpp
 * Copyright (C) 2007 by Pieter Palmers
 *
 * This file is part of FreeBob.
 *
 * FreeBob 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.
 * FreeBob 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 FreeBob; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA.
 */

#ifdef ENABLE_METRIC_HALO
#warning Metric Halo support is currently useless

#include "metrichalo/mh_avdevice.h"
#include "configrom.h"

#include "libfreebobavc/ieee1394service.h"
#include "libfreebobavc/avc_definitions.h"

#include "debugmodule/debugmodule.h"

#include <string>
#include <stdint.h>
#include <assert.h>
#include <netinet/in.h>

#include <libraw1394/csr.h>

namespace MetricHalo {

IMPL_DEBUG_MODULE( MHAvDevice, MHAvDevice, DEBUG_LEVEL_NORMAL );

// to define the supported devices
static VendorModelEntry supportedDeviceList[] =
{
    {0x00000000, 0x0000, "Metric Halo", "XXX"},
};

MHAvDevice::MHAvDevice( std::auto_ptr< ConfigRom >( configRom ),
                    Ieee1394Service& ieee1394service,
                    int nodeId,
                    int verboseLevel )
    : m_configRom( configRom )
    , m_1394Service( &ieee1394service )
    , m_model( NULL )
    , m_nodeId( nodeId )
    , m_verboseLevel( verboseLevel )
    , m_id(0)
    , m_iso_recv_channel ( -1 )
    , m_iso_send_channel ( -1 )
    
{
    setDebugLevel( verboseLevel );
    
    debugOutput( DEBUG_LEVEL_VERBOSE, "Created MetricHalo::MHAvDevice (NodeID %d)\n",
                 nodeId );

}

MHAvDevice::~MHAvDevice()
{

}

ConfigRom&
MHAvDevice::getConfigRom() const
{
    return *m_configRom;
}

bool
MHAvDevice::probe( ConfigRom& configRom )
{
    unsigned int vendorId = configRom.getNodeVendorId();
    unsigned int modelId = configRom.getModelId();

    for ( unsigned int i = 0;
          i < ( sizeof( supportedDeviceList )/sizeof( VendorModelEntry ) );
          ++i )
    {
        if ( ( supportedDeviceList[i].vendor_id == vendorId )
             && ( supportedDeviceList[i].model_id == modelId ) 
           )
        {
            return true;
        }
    }

    return false;
}

bool
MHAvDevice::discover()
{
    unsigned int vendorId = m_configRom->getNodeVendorId();
    unsigned int modelId = m_configRom->getModelId();

    for ( unsigned int i = 0;
          i < ( sizeof( supportedDeviceList )/sizeof( VendorModelEntry ) );
          ++i )
    {
        if ( ( supportedDeviceList[i].vendor_id == vendorId )
             && ( supportedDeviceList[i].model_id == modelId ) 
           )
        {
            m_model = &(supportedDeviceList[i]);
        }
    }

    if (m_model != NULL) {
        debugOutput( DEBUG_LEVEL_VERBOSE, "found %s %s\n",
                m_model->vendor_name, m_model->model_name);
        return true;
    }

    return false;
}

int 
MHAvDevice::getSamplingFrequency( ) {
    return 0;
}

bool
MHAvDevice::setSamplingFrequency( ESamplingFrequency samplingFrequency )
{

    return false;
}

bool MHAvDevice::setId( unsigned int id) {
    debugOutput( DEBUG_LEVEL_VERBOSE, "Set id to %d...\n", id);
    m_id=id;
    return true;
}

void
MHAvDevice::showDevice() const
{
    debugOutput(DEBUG_LEVEL_VERBOSE,
        "%s %s at node %d\n", m_model->vendor_name, m_model->model_name,
        m_nodeId);
}

bool
MHAvDevice::prepare() {

    return true;
}

int 
MHAvDevice::getStreamCount() {
    return 0; // one receive, one transmit
}

FreebobStreaming::StreamProcessor *
MHAvDevice::getStreamProcessorByIndex(int i) {

//    switch (i) {
//    case 0:
//        return m_receiveProcessor;
//    case 1:
//        return m_transmitProcessor;
//    default:
//        return NULL;
//    }
//    return 0;
    return NULL;
}

int
MHAvDevice::startStreamByIndex(int i) {

    // NOTE: this assumes that you have two streams
    switch (i) {
    case 0:
        // TODO: do the stuff that is nescessary to make the device
        // transmit a stream

        // Set the streamprocessor channel to the one obtained by 
        // the connection management
//        m_receiveProcessor->setChannel(m_iso_recv_channel);

        break;
    case 1:
        // TODO: do the stuff that is nescessary to make the device
        // receive a stream

        // Set the streamprocessor channel to the one obtained by 
        // the connection management
//        m_transmitProcessor->setChannel(m_iso_send_channel);

        break;
        
    default: // Invalid stream index
        return -1;
    }

    return 0;
}

int
MHAvDevice::stopStreamByIndex(int i) {

    // TODO: connection management: break connection
    // cfr the start function

    // NOTE: this assumes that you have two streams
    switch (i) {
    case 0:
        break;
    case 1:
        break;
        
    default: // Invalid stream index
        return -1;
    }

    return 0;
}

signed int MHAvDevice::getIsoRecvChannel(void) {
    return m_iso_recv_channel;
}

signed int MHAvDevice::getIsoSendChannel(void) {
    return m_iso_send_channel;
}

}

#endif //#ifdef ENABLE_METRIC_HALO