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Now using hash tables to speed up cSchedule::GetEvent()

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This commit is contained in:
Klaus Schmidinger
2005-05-28 13:17:20 +02:00
parent b4cbb84489
commit 7701acd968
8 changed files with 153 additions and 22 deletions
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10
epg.h
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@@ -7,7 +7,7 @@
* Original version (as used in VDR before 1.3.0) written by
* Robert Schneider <Robert.Schneider@web.de> and Rolf Hakenes <hakenes@hippomi.de>.
*
* $Id: epg.h 1.24 2005/05/28 10:00:12 kls Exp $
* $Id: epg.h 1.25 2005/05/28 11:32:36 kls Exp $
*/
#ifndef __EPG_H
@@ -47,6 +47,7 @@ public:
class cSchedule;
class cEvent : public cListObject {
friend class cSchedule;
private:
cSchedule *schedule; // The Schedule this event belongs to
u_int16_t eventID; // Event ID of this event
@@ -62,7 +63,7 @@ private:
time_t vps; // Video Programming Service timestamp (VPS, aka "Programme Identification Label", PIL)
time_t seen; // When this event was last seen in the data stream
public:
cEvent(cSchedule *Schedule, u_int16_t EventID);
cEvent(u_int16_t EventID);
~cEvent();
virtual int Compare(const cListObject &ListObject) const;
tChannelID ChannelID(void) const;
@@ -110,6 +111,8 @@ class cSchedule : public cListObject {
private:
tChannelID channelID;
cList<cEvent> events;
cHash<cEvent> eventsHashID;
cHash<cEvent> eventsHashStartTime;
bool hasRunning;
time_t modified;
time_t presentSeen;
@@ -128,6 +131,9 @@ public:
void Cleanup(time_t Time);
void Cleanup(void);
cEvent *AddEvent(cEvent *Event);
void DelEvent(cEvent *Event);
void cSchedule::HashEvent(cEvent *Event);
void cSchedule::UnhashEvent(cEvent *Event);
const cList<cEvent> *Events(void) const { return &events; }
const cEvent *GetPresentEvent(bool CheckRunningStatus = false) const;
const cEvent *GetFollowingEvent(bool CheckRunningStatus = false) const;