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-rw-r--r--dvbapi.h31
1 files changed, 23 insertions, 8 deletions
diff --git a/dvbapi.h b/dvbapi.h
index 06028f0..396b5c2 100644
--- a/dvbapi.h
+++ b/dvbapi.h
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: dvbapi.h 1.63 2002/02/24 12:38:08 kls Exp $
+ * $Id: dvbapi.h 1.64 2002/03/03 14:51:20 kls Exp $
*/
#ifndef __DVBAPI_H
@@ -94,12 +94,16 @@ private:
public:
~cDvbApi();
-#define MAXDVBAPI 4
+#define MAXDVBAPI 4 // the maximum number of DVB cards in the system
+#define MAXCACAPS 16 // the maximum number of different CA values per DVB card
+
static int NumDvbApis;
private:
static cDvbApi *dvbApi[MAXDVBAPI];
static int useDvbApi;
int cardIndex;
+ int caCaps[MAXCACAPS];
+ int CanShift(int Ca, int Priority);
public:
static cDvbApi *PrimaryDvbApi;
static void SetUseDvbApi(int n);
@@ -110,9 +114,10 @@ public:
// Sets the primary DVB device to 'n' (which must be in the range
// 1...NumDvbApis) and returns true if this was possible.
static cDvbApi *GetDvbApi(int Ca, int Priority);
- // Selects a free DVB device, starting with the highest device number
- // (but avoiding, if possible, the PrimaryDvbApi).
- // If Ca is not 0, the device with the given number will be returned.
+ // Selects a free DVB device, avoiding the PrimaryDvbApi if possible.
+ // If Ca is not 0, the device with the given number will be returned
+ // in case Ca is <= MAXDVBAPI, or the device that provides the given
+ // value in its caCaps.
// If all DVB devices are currently recording, the one recording the
// lowest priority timer (if any) that is lower than the given Priority
// will be returned.
@@ -120,6 +125,15 @@ public:
// recording and stop recording if necessary.
int CardIndex(void) { return cardIndex; }
// Returns the card index of this DvbApi (0 ... MAXDVBAPI - 1).
+ void SetCaCaps(void);
+ // Sets the CaCaps of this DVB device according to the Setup data.
+ int ProvidesCa(int Ca);
+ // Checks whether this DVB device provides the given value in its
+ // caCaps. Returns 0 if the value is not provided, 1 if only this
+ // value is provided, and > 1 if this and other values are provided.
+ // If the given value is equal to the number of this DVB device,
+ // 1 is returned. If it is 0 (FTA), 1 plus the number of other values
+ // in caCaps is returned.
static bool Probe(const char *FileName);
// Probes for existing DVB devices.
static bool Init(void);
@@ -204,16 +218,17 @@ private:
cPlayBuffer *replayBuffer;
int ca;
int priority;
- int Priority(void) { return priority; }
+ int Priority(void);
// Returns the priority of the current recording session (0..MAXPRIORITY),
- // or -1 if no recording is currently active.
+ // or -1 if no recording is currently active. The primary DVB device will
+ // always return at least Setup.PrimaryLimit-1.
int SetModeRecord(void);
// Initiates recording mode and returns the file handle to read from.
void SetModeReplay(void);
void SetModeNormal(bool FromRecording);
public:
int Ca(void) { return ca; }
- // Returns the ca of the current recording session (0..MAXDVBAPI).
+ // Returns the ca of the current recording session.
int SecondsToFrames(int Seconds);
// Returns the number of frames corresponding to the given number of seconds.
bool Recording(void);