frodovdr/vdr-plugin-streamdev
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Restructured cStreamdevStreamer: Moved inbound buffer into actual subclass.

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This commit is contained in:
Frank Schmirler 2012-12-16 12:40:44 +01:00
parent 0677f48329
commit f5da0ea1fc
7 changed files with 52 additions and 30 deletions
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1
HISTORY
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@ -1,6 +1,7 @@
VDR Plugin 'streamdev' Revision History
---------------------------------------
- Restructured cStreamdevStreamer: Moved inbound buffer into actual subclass.
- In cStreamdevStreamer dropped Activate(bool) and moved its code into Start().
- Moved cStreamdevFilterStreamer to livefilter.[hc]
- Return HTTP/1.1 compliant response headers plus some always useful headers

21
server/livefilter.c
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@ -11,18 +11,19 @@
# define TS_SYNC_BYTE 0x47
#endif
#define FILTERBUFSIZE (1000 * TS_SIZE)
// --- cStreamdevLiveFilter -------------------------------------------------
class cStreamdevLiveFilter: public cFilter {
private:
cStreamdevStreamer *m_Streamer;
cStreamdevFilterStreamer *m_Streamer;
protected:
virtual void Process(u_short Pid, u_char Tid, const u_char *Data, int Length);
public:
cStreamdevLiveFilter(cStreamdevStreamer *Streamer);
cStreamdevLiveFilter(cStreamdevFilterStreamer *Streamer);
void Set(u_short Pid, u_char Tid, u_char Mask) {
cFilter::Set(Pid, Tid, Mask);
@ -32,7 +33,7 @@ public:
}
};
cStreamdevLiveFilter::cStreamdevLiveFilter(cStreamdevStreamer *Streamer) {
cStreamdevLiveFilter::cStreamdevLiveFilter(cStreamdevFilterStreamer *Streamer) {
m_Streamer = Streamer;
}
@ -54,9 +55,7 @@ void cStreamdevLiveFilter::Process(u_short Pid, u_char Tid, const u_char *Data,
length -= chunk;
pos += chunk;
int p = m_Streamer->Put(buffer, TS_SIZE);
if (p != TS_SIZE)
m_Streamer->ReportOverflow(TS_SIZE - p);
m_Streamer->Receive(buffer);
}
}
@ -68,6 +67,8 @@ cStreamdevFilterStreamer::cStreamdevFilterStreamer():
m_Filter(NULL)/*,
m_Channel(NULL)*/
{
m_ReceiveBuffer = new cStreamdevBuffer(FILTERBUFSIZE, TS_SIZE);
m_ReceiveBuffer->SetTimeouts(0, 500);
}
cStreamdevFilterStreamer::~cStreamdevFilterStreamer()
@ -77,6 +78,14 @@ cStreamdevFilterStreamer::~cStreamdevFilterStreamer()
m_Device = NULL;
DELETENULL(m_Filter);
Stop();
delete m_ReceiveBuffer;
}
void cStreamdevFilterStreamer::Receive(uchar *Data)
{
int p = m_ReceiveBuffer->PutTS(Data, TS_SIZE);
if (p != TS_SIZE)
m_ReceiveBuffer->ReportOverflow(TS_SIZE - p);
}
void cStreamdevFilterStreamer::Attach(void)

6
server/livefilter.h
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@ -14,6 +14,11 @@ class cStreamdevFilterStreamer: public cStreamdevStreamer {
private:
cDevice *m_Device;
cStreamdevLiveFilter *m_Filter;
cStreamdevBuffer *m_ReceiveBuffer;
protected:
virtual uchar* GetFromReceiver(int &Count) { return m_ReceiveBuffer->Get(Count); }
virtual void DelFromReceiver(int Count) { m_ReceiveBuffer->Del(Count); }
public:
cStreamdevFilterStreamer();
@ -21,6 +26,7 @@ public:
void SetDevice(cDevice *Device);
bool SetFilter(u_short Pid, u_char Tid, u_char Mask, bool On);
void Receive(uchar *Data);
virtual void Attach(void);
virtual void Detach(void);

24
server/livestreamer.c
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@ -21,18 +21,17 @@ class cStreamdevLiveReceiver: public cReceiver {
friend class cStreamdevStreamer;
private:
cStreamdevStreamer *m_Streamer;
cStreamdevLiveStreamer *m_Streamer;
protected:
virtual void Receive(uchar *Data, int Length);
public:
cStreamdevLiveReceiver(cStreamdevStreamer *Streamer, const cChannel *Channel, int Priority, const int *Pids);
cStreamdevLiveReceiver(cStreamdevLiveStreamer *Streamer, const cChannel *Channel, int Priority, const int *Pids);
virtual ~cStreamdevLiveReceiver();
};
cStreamdevLiveReceiver::cStreamdevLiveReceiver(cStreamdevStreamer *Streamer, const cChannel *Channel,
int Priority, const int *Pids):
cStreamdevLiveReceiver::cStreamdevLiveReceiver(cStreamdevLiveStreamer *Streamer, const cChannel *Channel, int Priority, const int *Pids):
cReceiver(Channel, Priority),
m_Streamer(Streamer)
{
@ -48,9 +47,7 @@ cStreamdevLiveReceiver::~cStreamdevLiveReceiver()
}
void cStreamdevLiveReceiver::Receive(uchar *Data, int Length) {
int p = m_Streamer->Receive(Data, Length);
if (p != Length)
m_Streamer->ReportOverflow(Length - p);
m_Streamer->Receive(Data, Length);
}
// --- cStreamdevPatFilter ----------------------------------------------------
@ -341,18 +338,18 @@ cStreamdevLiveStreamer::cStreamdevLiveStreamer(int Priority, const cServerConnec
m_PatFilter(NULL),
m_Remux(NULL)
{
m_ReceiveBuffer = new cStreamdevBuffer(LIVEBUFSIZE, TS_SIZE *2, true, "streamdev-livestreamer"),
m_ReceiveBuffer->SetTimeouts(0, 100);
}
cStreamdevLiveStreamer::~cStreamdevLiveStreamer()
{
Dprintf("Desctructing Live streamer\n");
Stop();
if(m_PatFilter) {
Detach();
DELETENULL(m_PatFilter);
}
DELETENULL(m_Receiver);
delete m_Remux;
delete m_ReceiveBuffer;
}
bool cStreamdevLiveStreamer::HasPid(int Pid)
@ -522,6 +519,13 @@ bool cStreamdevLiveStreamer::SetChannel(const cChannel *Channel, eStreamType Str
}
}
void cStreamdevLiveStreamer::Receive(uchar *Data, int Length)
{
int p = m_ReceiveBuffer->PutTS(Data, Length);
if (p != Length)
m_ReceiveBuffer->ReportOverflow(Length - p);
}
int cStreamdevLiveStreamer::Put(const uchar *Data, int Count)
{
// insert si data

11
server/livestreamer.h
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@ -7,6 +7,8 @@
#include "server/streamer.h"
#include "common.h"
#define LIVEBUFSIZE (20000 * TS_SIZE)
namespace Streamdev {
class cTSRemux;
}
@ -24,12 +26,19 @@ private:
const cChannel *m_Channel;
cDevice *m_Device;
cStreamdevLiveReceiver *m_Receiver;
cStreamdevBuffer *m_ReceiveBuffer;
cStreamdevPatFilter *m_PatFilter;
Streamdev::cTSRemux *m_Remux;
void StartReceiver(void);
bool HasPid(int Pid);
protected:
virtual uchar* GetFromReceiver(int &Count) { return m_ReceiveBuffer->Get(Count); }
virtual void DelFromReceiver(int Count) { m_ReceiveBuffer->Del(Count); }
virtual int Put(const uchar *Data, int Count);
public:
cStreamdevLiveStreamer(int Priority, const cServerConnection *Connection);
virtual ~cStreamdevLiveStreamer();
@ -42,7 +51,7 @@ public:
void GetSignal(int *DevNum, int *Strength, int *Quality) const;
cString ToText() const;
virtual int Put(const uchar *Data, int Count);
void Receive(uchar *Data, int Length);
virtual uchar *Get(int &Count);
virtual void Del(int Count);

8
server/streamer.c
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@ -109,18 +109,14 @@ cStreamdevStreamer::cStreamdevStreamer(const char *Name, const cServerConnection
cThread(Name),
m_Connection(Connection),
m_Writer(NULL),
m_RingBuffer(new cStreamdevBuffer(STREAMERBUFSIZE, TS_SIZE * 2,
true, "streamdev-streamer")),
m_SendBuffer(new cStreamdevBuffer(WRITERBUFSIZE, TS_SIZE * 2))
{
m_RingBuffer->SetTimeouts(0, 100);
m_SendBuffer->SetTimeouts(100, 100);
}
cStreamdevStreamer::~cStreamdevStreamer()
{
Dprintf("Desctructing streamer\n");
delete m_RingBuffer;
delete m_SendBuffer;
}
@ -152,12 +148,12 @@ void cStreamdevStreamer::Action(void)
SetPriority(-3);
while (Running()) {
int got;
uchar *block = m_RingBuffer->Get(got);
uchar *block = GetFromReceiver(got);
if (block) {
int count = Put(block, got);
if (count)
m_RingBuffer->Del(count);
DelFromReceiver(count);
}
}
}

9
server/streamer.h
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@ -17,7 +17,6 @@ class cServerConnection;
#define TS_SIZE 188
#endif
#define STREAMERBUFSIZE (20000 * TS_SIZE)
#define WRITERBUFSIZE (20000 * TS_SIZE)
// --- cStreamdevBuffer -------------------------------------------------------
@ -67,10 +66,12 @@ class cStreamdevStreamer: public cThread {
private:
const cServerConnection *m_Connection;
cStreamdevWriter *m_Writer;
cStreamdevBuffer *m_RingBuffer;
cStreamdevBuffer *m_SendBuffer;
protected:
virtual uchar* GetFromReceiver(int &Count) = 0;
virtual void DelFromReceiver(int Count) = 0;
virtual int Put(const uchar *Data, int Count) { return m_SendBuffer->PutTS(Data, Count); }
virtual void Action(void);
bool IsRunning(void) const { return m_Writer; }
@ -85,10 +86,6 @@ public:
virtual void Stop(void);
bool Abort(void);
int Receive(uchar *Data, int Length) { return m_RingBuffer->PutTS(Data, Length); }
void ReportOverflow(int Bytes) { m_RingBuffer->ReportOverflow(Bytes); }
virtual int Put(const uchar *Data, int Count) { return m_SendBuffer->PutTS(Data, Count); }
virtual uchar *Get(int &Count) { return m_SendBuffer->Get(Count); }
virtual void Del(int Count) { m_SendBuffer->Del(Count); }