int Tune(unsigned char streamid, unsigned int Frequency, enum DibSpectrumBW Bw )
{
DIBSTATUS Status = DIBSTATUS_SUCCESS;
/* Tuning parameters */
struct DibChannel ChDesc;
unsigned char FrontendId;
unsigned char ChId;
/*** Master Host DMA Stream, using frontend 0 ***/
if (streamid == 0)
{
FrontendId = 0;
}
/*** Slave 1 Host DMA Stream, using frontend 1 ***/
else if (streamid == 4)
{
FrontendId = 1;
}
/*** Slave 2 Host DMA Stream, using frontend 2 ***/
else if (streamid == 5)
{
FrontendId = 2;
}
else
{
printf("Only Stream 0, 4 and 5 can be used in DAB\n");
return -1;
}
ChId = GetChIdFromStrId(streamid);
/** Get the stream in DVBT mode**/
Status = DibGetStream(pContext, globalInfo.Stream[streamid], eSTANDARD_DAB, 0, ePOWER_ON);
if (Status != DIBSTATUS_SUCCESS)
{
printf("DibGetStream Failed \n");
return -1;
}
else
{
printf("DibGetStream Successfull, Stream: %d\n", streamid);
}
/** Attach a frontend **/
Status = DibAddFrontend(pContext, globalInfo.Stream[streamid], globalInfo.Frontend[FrontendId], NULL, 0);
if (Status != DIBSTATUS_SUCCESS)
{
printf("DibAddFrontend Failed \n");
return -1;
}
else
{
printf("DibAddFrontend Successfull, Connect Frontend %d to Stream %d\n",FrontendId,streamid);
}
/* Initialise tune parameters */
ChDesc.Type = eSTANDARD_DAB;
ChDesc.ChannelDescriptor.Bw = Bandwidth;
ChDesc.ChannelDescriptor.RFkHz = Frequency;
ChDesc.ChannelDescriptor.InvSpec = eDIB_SPECTRUM_AUTO;
ChDesc.ChannelDescriptor.Std.Dab.NbActiveSub = -1;
ChDesc.ChannelDescriptor.Std.Dab.TMode = eDIB_DAB_TMODE_AUTO;
/* Tune Channel */
Status = DibGetChannelEx(pContext, globalInfo.Stream[streamid], &ChDesc, &DibChannelHdl[ChId], NULL, NULL);
if ( (Status == DIBSTATUS_SUCCESS)
&& (ChDesc.ChannelDescriptor.ScanStatus == DIB_SCAN_SUCCESS))
{
printf("Tune Successfull DVBT on %d KHz\n", Frequency);
return DIBSTATUS_SUCCESS;
}
else
{
printf("Tune Failed DVBT on %d KHz\n",Frequency);
return DIBSTATUS_ERROR;
}
}
DBG("TSTV:DIBCOM!1009XH: Number of demod %d \t%s[%d]\n\n", globalInfo.NumberOfDemods,__FUNCTION__, __LINE__);
DBG("TSTV:DIBCOM!1009XH: NumberOfStreams: %d\n", globalInfo.NumberOfStreams);
return DIBSTATUS_SUCCESS;
}
static int Tune_DVB(unsigned int Frequency, enum DibSpectrumBW Bw )
{
DBG("TSTV:DIBCOM1009XH: \t%s[%d]\n", __FUNCTION__, __LINE__);
DIBSTATUS Status = DIBSTATUS_SUCCESS;
/* Tuning parameters */
struct DibChannel ChDesc;
#if 0
/** Get the stream in DVBT mode**/
/Status = DibGetStream(pContext, globalInfo.Stream[1], eSTANDARD_DVB, MpegTsMode | (MpegTsSize << 1), ePOWER_ON);
if(Status != DIBSTATUS_SUCCESS)
{
DBG("TSTV:DIBCOM1009XH: DibGetStream failed \t%s[%d]\n", __FUNCTION__, __LINE__);
}
/** Attach a frontend **/
Status = DibAddFrontend(pContext, globalInfo.Stream[1], globalInfo.Frontend[0], NULL, 0);
if(Status != DIBSTATUS_SUCCESS)
{
DBG("TSTV:DIBCOM1009XH: DibAddFrontend failed \t%s[%d]\n", __FUNCTION__, __LINE__);
}
#endif
/* Initialise tune parameters */
ChDesc.ChannelDescriptor.Bw = Bw;
ChDesc.ChannelDescriptor.RFkHz = Frequency;
/* Tune on Stream 2 with FE 1 & FE 2 */
int TuneStream2(unsigned int Frequency, enum DibSpectrumBW Bw )
{
DIBSTATUS Status = DIBSTATUS_SUCCESS;
struct DibChannel ChDesc;
int i;
/*** Get Stream 2: MPEG_TS2 ***/
Status = DibGetStream(pContext, globalInfo.Stream[2], eSTANDARD_ISDBT, MpegTsMode | (MpegTsSize<<1), ePOWER_ON);
if (Status != DIBSTATUS_SUCCESS)
{
printf("DibGetStream 2 Failed \n");
return -1;
}
else
{
printf("DibGetStream 2 Successfull\n");
}
/** Attach frontend 2 to Stream 2 **/
Status = DibAddFrontend(pContext, globalInfo.Stream[2], globalInfo.Frontend[2], NULL, 0);
if (Status != DIBSTATUS_SUCCESS)
{
printf("DibAddFrontend Failed \n");
return -1;
}
else
{
printf("DibAddFrontend Successfull, Connect Frontend 2 to Stream 2\n");
}
/** Attach frontend 3 to Stream 2 **/
Status = DibAddFrontend(pContext, globalInfo.Stream[2], globalInfo.Frontend[3], NULL, 0);
if (Status != DIBSTATUS_SUCCESS)
{
printf("DibAddFrontend Failed \n");
return -1;
}
else
{
printf("DibAddFrontend Successfull, Connect Frontend 3 to Stream 2\n");
}
/* Initialise tune parameters */
/** Physical Layer **/
ChDesc.Type = eSTANDARD_ISDBT;
ChDesc.ChannelDescriptor.Bw = eCOFDM_BW_6_0_MHZ;
/** Common Parameters **/
ChDesc.ChannelDescriptor.RFkHz = Frequency;
ChDesc.ChannelDescriptor.InvSpec = eDIB_SPECTRUM_AUTO;
/** ISDBT Parameters **/
ChDesc.ChannelDescriptor.Std.Isdbt.Nfft = eDIB_FFT_AUTO;
ChDesc.ChannelDescriptor.Std.Isdbt.Guard = eDIB_GUARD_INTERVAL_AUTO;
/*** Partial Reception = AUTO ***/
ChDesc.ChannelDescriptor.Std.Isdbt.PartialReception = -1;
/*** Disable SB mode ***/
ChDesc.ChannelDescriptor.Std.Isdbt.SbMode = 0;
ChDesc.ChannelDescriptor.Std.Isdbt.SbConnTotalSeg = -1;
ChDesc.ChannelDescriptor.Std.Isdbt.SbWantedSeg = -1;
ChDesc.ChannelDescriptor.Std.Isdbt.SbSubchannel = -1;
/*** Initialize Layers ***/
for (i=0;i<3;i++)
{
ChDesc.ChannelDescriptor.Std.Isdbt.layer[i].NbSegments = -1;
ChDesc.ChannelDescriptor.Std.Isdbt.layer[i].Constellation = eDIB_QAM_AUTO;
ChDesc.ChannelDescriptor.Std.Isdbt.layer[i].CodeRate = eDIB_VIT_CODERATE_AUTO;
ChDesc.ChannelDescriptor.Std.Isdbt.layer[i].TimeIntlv = -1;
}
/* Create, initialise a channel and tune on specified frequency */
Status = DibGetChannelEx(pContext, globalInfo.Stream[2], &ChDesc, &DibChannelHdl2, NULL, NULL);
if ( (Status == DIBSTATUS_SUCCESS)
&& (ChDesc.ChannelDescriptor.ScanStatus == DIB_SCAN_SUCCESS))
{
printf("Tune Stream 2 (Fe 2 & Fe 3) Successfull\n");
return DIBSTATUS_SUCCESS;
}
else
{
printf("Tune Stream 2 Failed \n");
return DIBSTATUS_ERROR;
}
}
