On 02/09/08 18:24, Arthur Konovalov wrote:
> Klaus Schmidinger wrote:
>> I just read your original posting again, and there you described the problem
>> the other way round. So I also tested recording the FTA channel and then switching
>> to the encrypted channel, but this also works fine here.
>>
>> So I'm afraid I don't know what's causing this for you.
>
> Very strange.
> I noticed that message "channel on available" apperars momentarily after
> switching to another channel. It seems like vdr not trying to decode
> anything.
> May be You can provide some lines to vdr code for debugging reason of
> message "channel not available"? I have interest to solve this problem ;)
Please try the attached version of cDevice::GetDevice(const cChannel *Channel, int Priority, bool LiveView),
redirect stdout into a file and send me the result.
Klaus
cDevice *cDevice::GetDevice(const cChannel *Channel, int Priority, bool LiveView)
{
printf("\nGetDevice %d %d %d - '%s'\n", Channel->Number(), Priority, LiveView, *Channel->ToText());//XXX
// Collect the current priorities of all CAM slots that can decrypt the channel:
int NumCamSlots = CamSlots.Count();
int SlotPriority[NumCamSlots];
int NumUsableSlots = 0;
if (Channel->Ca() >= CA_ENCRYPTED_MIN) {
for (cCamSlot *CamSlot = CamSlots.First(); CamSlot; CamSlot = CamSlots.Next(CamSlot)) {
SlotPriority[CamSlot->Index()] = MAXPRIORITY + 1; // assumes it can't be used
if (CamSlot->ModuleStatus() == msReady) {
if (CamSlot->ProvidesCa(Channel->Caids())) {
if (!ChannelCamRelations.CamChecked(Channel->GetChannelID(), CamSlot->SlotNumber())) {
SlotPriority[CamSlot->Index()] = CamSlot->Priority();
NumUsableSlots++;
}
}
}
}
if (!NumUsableSlots)
return NULL; // no CAM is able to decrypt this channel
}
printf("NumUsableSlots = %d\n", NumUsableSlots);//XXX
bool NeedsDetachReceivers = false;
cDevice *d = NULL;
cCamSlot *s = NULL;
uint32_t Impact = 0xFFFFFFFF; // we're looking for a device with the least impact
for (int j = 0; j < NumCamSlots || !NumUsableSlots; j++) {
printf("j = %d\n", j);//XXX
if (NumUsableSlots && SlotPriority[j] > MAXPRIORITY)
continue; // there is no CAM available in this slot
for (int i = 0; i < numDevices; i++) {
printf("i = %d\n", i);//XXX
if (Channel->Ca() && Channel->Ca() <= CA_DVB_MAX && Channel->Ca() != device[i]->CardIndex() + 1)
continue; // a specific card was requested, but not this one
printf("A\n");//XXX
if (NumUsableSlots && !CamSlots.Get(j)->Assign(device[i], true))
continue; // CAM slot can't be used with this device
printf("B\n");//XXX
bool ndr;
if (device[i]->ProvidesChannel(Channel, Priority, &ndr)) { // this device is basicly able to do the job
printf("C %d\n", ndr);//XXX
if (NumUsableSlots && device[i]->CamSlot() && device[i]->CamSlot() != CamSlots.Get(j))
ndr = true; // using a different CAM slot requires detaching receivers
printf("D %d\n", ndr);//XXX
// Put together an integer number that reflects the "impact" using
// this device would have on the overall system. Each condition is represented
// by one bit in the number (or several bits, if the condition is actually
// a numeric value). The sequence in which the conditions are listed corresponds
// to their individual severity, where the one listed first will make the most
// difference, because it results in the most significant bit of the result.
uint32_t imp = 0;
imp <<= 1; imp |= LiveView ? !device[i]->IsPrimaryDevice() || ndr : 0; // prefer the primary device for live viewing if we don't need to detach existing receivers
imp <<= 1; imp |= !device[i]->Receiving() && (device[i] != cTransferControl::ReceiverDevice() || device[i]->IsPrimaryDevice()) || ndr; // use receiving devices if we don't need to detach existing receivers, but avoid primary device in local transfer mode
imp <<= 1; imp |= device[i]->Receiving(); // avoid devices that are receiving
imp <<= 1; imp |= device[i] == cTransferControl::ReceiverDevice(); // avoid the Transfer Mode receiver device
imp <<= 8; imp |= min(max(device[i]->Priority() + MAXPRIORITY, 0), 0xFF); // use the device with the lowest priority (+MAXPRIORITY to assure that values -99..99 can be used)
imp <<= 8; imp |= min(max((NumUsableSlots ? SlotPriority[j] : 0) + MAXPRIORITY, 0), 0xFF); // use the CAM slot with the lowest priority (+MAXPRIORITY to assure that values -99..99 can be used)
imp <<= 1; imp |= ndr; // avoid devices if we need to detach existing receivers
imp <<= 1; imp |= device[i]->IsPrimaryDevice(); // avoid the primary device
imp <<= 1; imp |= NumUsableSlots ? 0 : device[i]->HasCi(); // avoid cards with Common Interface for FTA channels
imp <<= 1; imp |= device[i]->HasDecoder(); // avoid full featured cards
imp <<= 1; imp |= NumUsableSlots ? !ChannelCamRelations.CamDecrypt(Channel->GetChannelID(), j + 1) : 0; // prefer CAMs that are known to decrypt this channel
printf("E %08X %08X\n", Impact, imp);//XXX
if (imp < Impact) {
// This device has less impact than any previous one, so we take it.
Impact = imp;
d = device[i];
NeedsDetachReceivers = ndr;
if (NumUsableSlots)
s = CamSlots.Get(j);
}
}
}
if (!NumUsableSlots)
break; // no CAM necessary, so just one loop over the devices
}
if (d) {
printf("X %d\n", d->CardIndex());//XXX
if (NeedsDetachReceivers)
d->DetachAllReceivers();
if (s) {
if (s->Device() != d) {
if (s->Device())
s->Device()->DetachAllReceivers();
if (d->CamSlot())
d->CamSlot()->Assign(NULL);
s->Assign(d);
}
}
else if (d->CamSlot() && !d->CamSlot()->IsDecrypting())
d->CamSlot()->Assign(NULL);
}
printf("Z\n");//XXX
return d;
}
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