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-rw-r--r--device.c128
1 files changed, 75 insertions, 53 deletions
diff --git a/device.c b/device.c
index 48f5d40f..eacc505e 100644
--- a/device.c
+++ b/device.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: device.c 1.13 2002/08/25 09:16:51 kls Exp $
+ * $Id: device.c 1.14 2002/09/04 17:26:02 kls Exp $
*/
#include "device.h"
@@ -12,6 +12,7 @@
#include <sys/ioctl.h>
#include <sys/mman.h>
#include "eit.h"
+#include "i18n.h"
#include "player.h"
#include "receiver.h"
#include "status.h"
@@ -101,11 +102,6 @@ bool cDevice::SetPrimaryDevice(int n)
return false;
}
-bool cDevice::CanBeReUsed(int Frequency, int Vpid)
-{
- return false;
-}
-
bool cDevice::HasDecoder(void) const
{
return false;
@@ -116,31 +112,26 @@ cOsdBase *cDevice::NewOsd(int x, int y)
return NULL;
}
-cDevice *cDevice::GetDevice(int Ca, int Priority, int Frequency, int Vpid, bool *ReUse)
+cDevice *cDevice::GetDevice(int Index)
+{
+ return (0 <= Index && Index < numDevices) ? device[Index] : NULL;
+}
+
+cDevice *cDevice::GetDevice(const cChannel *Channel, int Priority, bool *NeedsSwitchChannel)
{
- if (ReUse)
- *ReUse = false;
cDevice *d = NULL;
- int Provides[MAXDEVICES];
- // Check which devices provide Ca:
for (int i = 0; i < numDevices; i++) {
- if ((Provides[i] = device[i]->ProvidesCa(Ca)) != 0) { // this device is basicly able to do the job
- //XXX+ dsyslog("GetDevice: %d %d %d %5d %5d", i, device[i]->HasDecoder(), device[i]->Receiving(), Frequency, device[i]->frequency);//XXX
- if (device[i]->CanBeReUsed(Frequency, Vpid)) {
- d = device[i];
- if (ReUse)
- *ReUse = true;
- break;
- }
- if (Priority > device[i]->Priority() // Priority is high enough to use this device
- && (!d // we don't have a device yet, or...
- || device[i]->Priority() < d->Priority() // ...this one has an even lower Priority
- || (device[i]->Priority() == d->Priority() // ...same Priority...
- && Provides[i] < Provides[d->CardIndex()] // ...but this one provides fewer Ca values
- )
- )
+ bool nsc;
+ if (device[i]->ProvidesChannel(Channel, Priority, &nsc) // this device is basicly able to do the job
+ && (!d // we don't have a device yet, or...
+ || device[i]->Priority() < d->Priority() // ...this one has an even lower Priority, or...
+ || device[i]->Priority() == d->Priority() // ...same Priority...
+ && device[i]->ProvidesCa(Channel->ca) < d->ProvidesCa(Channel->ca) // ...but this one provides fewer Ca values
)
- d = device[i];
+ ) {
+ d = device[i];
+ if (NeedsSwitchChannel)
+ *NeedsSwitchChannel = nsc;
}
}
/*XXX+ too complex with multiple recordings per device
@@ -189,9 +180,18 @@ void cDevice::SetVideoFormat(bool VideoFormat16_9)
{
}
-//#define PRINTPIDS(s) { char b[500]; char *q = b; q += sprintf(q, "%d %s ", CardIndex(), s); for (int i = 0; i < MAXPIDHANDLES; i++) q += sprintf(q, " %s%4d %d", i == ptOther ? "* " : "", pidHandles[i].pid, pidHandles[i].used); dsyslog(b); } //XXX+
+//#define PRINTPIDS(s) { char b[500]; char *q = b; q += sprintf(q, "%d %s ", CardIndex(), s); for (int i = 0; i < MAXPIDHANDLES; i++) q += sprintf(q, " %s%4d %d", i == ptOther ? "* " : "", pidHandles[i].pid, pidHandles[i].used); dsyslog(b); }
#define PRINTPIDS(s)
+bool cDevice::HasPid(int Pid)
+{
+ for (int i = 0; i < MAXPIDHANDLES; i++) {
+ if (pidHandles[i].pid == Pid)
+ return true;
+ }
+ return false;
+}
+
bool cDevice::AddPid(int Pid, ePidType PidType)
{
if (Pid) {
@@ -207,10 +207,10 @@ bool cDevice::AddPid(int Pid, ePidType PidType)
// The Pid is already in use
if (++pidHandles[n].used == 2 && n <= ptTeletext) {
// It's a special PID that may have to be switched into "tap" mode
- PRINTPIDS("A");//XXX+
+ PRINTPIDS("A");
return SetPid(&pidHandles[n], n, true);
}
- PRINTPIDS("a");//XXX+
+ PRINTPIDS("a");
return true;
}
else if (PidType < ptOther) {
@@ -226,7 +226,7 @@ bool cDevice::AddPid(int Pid, ePidType PidType)
if (n >= 0) {
pidHandles[n].pid = Pid;
pidHandles[n].used = 1;
- PRINTPIDS("C");//XXX+
+ PRINTPIDS("C");
return SetPid(&pidHandles[n], n, true);
}
}
@@ -238,14 +238,15 @@ void cDevice::DelPid(int Pid)
if (Pid) {
for (int i = 0; i < MAXPIDHANDLES; i++) {
if (pidHandles[i].pid == Pid) {
+ PRINTPIDS("D");
if (--pidHandles[i].used < 2) {
SetPid(&pidHandles[i], i, false);
if (pidHandles[i].used == 0) {
- pidHandles[i].handle = -1;
- pidHandles[i].pid = 0;
- }
+ pidHandles[i].handle = -1;
+ pidHandles[i].pid = 0;
+ }
}
- PRINTPIDS("D");//XXX+
+ PRINTPIDS("E");
}
}
}
@@ -256,11 +257,35 @@ bool cDevice::SetPid(cPidHandle *Handle, int Type, bool On)
return false;
}
-eSetChannelResult cDevice::SetChannel(const cChannel *Channel)
+bool cDevice::ProvidesChannel(const cChannel *Channel, int Priority, bool *NeedsSwitchChannel)
+{
+ return false;
+}
+
+bool cDevice::SwitchChannel(const cChannel *Channel, bool LiveView)
+{
+ if (LiveView)
+ isyslog("switching to channel %d", Channel->number);
+ for (int i = 3; i--;) {
+ switch (SetChannel(Channel, LiveView)) {
+ case scrOk: return true;
+ case scrNotAvailable: return false;
+ case scrNoTransfer: if (Interface)
+ Interface->Error(tr("Can't start Transfer Mode!"));
+ return false;
+ case scrFailed: break; // loop will retry
+ }
+ esyslog("retrying");
+ }
+ return false;
+}
+
+eSetChannelResult cDevice::SetChannel(const cChannel *Channel, bool LiveView)
{
cStatus::MsgChannelSwitch(this, 0);
- StopReplay();
+ if (LiveView)
+ StopReplay();
// Must set this anyway to avoid getting stuck when switching through
// channels with 'Up' and 'Down' keys:
@@ -269,7 +294,7 @@ eSetChannelResult cDevice::SetChannel(const cChannel *Channel)
// If this card can't receive this channel, we must not actually switch
// the channel here, because that would irritate the driver when we
// start replaying in Transfer Mode immediately after switching the channel:
- bool NeedsTransferMode = (IsPrimaryDevice() && !ProvidesCa(Channel->ca));
+ bool NeedsTransferMode = (LiveView && IsPrimaryDevice() && !ProvidesChannel(Channel, Setup.PrimaryLimit));
eSetChannelResult Result = scrOk;
@@ -277,13 +302,18 @@ eSetChannelResult cDevice::SetChannel(const cChannel *Channel)
// use the card that actually can receive it and transfer data from there:
if (NeedsTransferMode) {
- cDevice *CaDevice = GetDevice(Channel->ca, 0);
- if (CaDevice && !CaDevice->Receiving() && CaDevice->SetChannel(Channel) == scrOk)
- cControl::Launch(new cTransferControl(CaDevice, Channel->vpid, Channel->apid1, 0, 0, 0));//XXX+
+ bool NeedsSwitchChannel = false;
+ cDevice *CaDevice = GetDevice(Channel, 0, &NeedsSwitchChannel);
+ if (CaDevice) {
+ if (!NeedsSwitchChannel || CaDevice->SetChannel(Channel, false) == scrOk) // calling SetChannel() directly, not SwitchChannel()!
+ cControl::Launch(new cTransferControl(CaDevice, Channel->vpid, Channel->apid1, 0, 0, 0));//XXX+
+ else
+ Result = scrNoTransfer;
+ }
else
- Result = scrNoTransfer;
+ Result = scrNotAvailable;
}
- else if (!SetChannelDevice(Channel))
+ else if (!SetChannelDevice(Channel, LiveView))
Result = scrFailed;
if (IsPrimaryDevice())
@@ -294,7 +324,7 @@ eSetChannelResult cDevice::SetChannel(const cChannel *Channel)
return Result;
}
-bool cDevice::SetChannelDevice(const cChannel *Channel)
+bool cDevice::SetChannelDevice(const cChannel *Channel, bool LiveView)
{
return false;
}
@@ -357,10 +387,6 @@ bool cDevice::Replaying(void)
bool cDevice::AttachPlayer(cPlayer *Player)
{
- if (Receiving()) {
- esyslog("ERROR: attempt to attach a cPlayer while receiving on device %d - ignored", CardIndex() + 1);
- return false;
- }
if (HasDecoder()) {
if (player)
Detach(player);
@@ -419,9 +445,7 @@ int cDevice::PlayAudio(const uchar *Data, int Length)
int cDevice::Priority(void)
{
- if (IsPrimaryDevice() && !Receiving())
- return Setup.PrimaryLimit - 1;
- int priority = DEFAULTPRIORITY;
+ int priority = IsPrimaryDevice() ? Setup.PrimaryLimit - 1 : DEFAULTPRIORITY;
for (int i = 0; i < MAXRECEIVERS; i++) {
if (receiver[i])
priority = max(receiver[i]->priority, priority);
@@ -551,12 +575,10 @@ int cDevice::GetTSPacket(uchar *Data)
bool cDevice::AttachReceiver(cReceiver *Receiver)
{
- //XXX+ check for same transponder???
if (!Receiver)
return false;
if (Receiver->device == this)
return true;
- StopReplay();
for (int i = 0; i < MAXRECEIVERS; i++) {
if (!receiver[i]) {
for (int n = 0; n < MAXRECEIVEPIDS; n++)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 07:17:56 +0000