diff options
Diffstat (limited to 'dvbapi.h')
| -rw-r--r-- | dvbapi.h | 31 |
1 files changed, 23 insertions, 8 deletions
@@ -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); |