static void *TsReader(LPVOID pv)
{
IBonDriver *pIBon = static_cast<IBonDriver *>(pv);
// TS取得開始
BYTE *pBuf;
DWORD dwSize, dwRemain;
timespec ts;
ts.tv_sec = 0;
ts.tv_nsec = 10 * 1000 * 1000; // 10ms
while (!bStop)
{
// TSストリーム取得
dwSize = dwRemain = 0;
if (pIBon->GetTsStream(&pBuf, &dwSize, &dwRemain) && (dwSize != 0))
{
// この時点でpBufに長さdwSize分のTSストリームを取得した状態なので、それを書き出し
// (もしバッファリングやデスクランブルやTS分離処理を入れるならこの辺で)
int len, left = (int)dwSize;
do
{
len = write(wfd, pBuf, left);
if (len < 0)
{
perror("write");
bStop = TRUE;
break;
}
left -= len;
pBuf += len;
} while (left > 0);
}
// 取得待ちTSデータが無ければ適当な時間待つ
if (dwRemain == 0)
nanosleep(&ts, NULL);
}
return NULL;
}
DWORD WINAPI cProxyServer::TsReader(LPVOID pv)
{
stTsReaderArg *pArg = static_cast<stTsReaderArg *>(pv);
IBonDriver *pIBon = pArg->pIBon;
volatile BOOL &StopTsRead = pArg->StopTsRead;
volatile BOOL &ChannelChanged = pArg->ChannelChanged;
DWORD &pos = pArg->pos;
std::list<cProxyServer *> &TsReceiversList = pArg->TsReceiversList;
cCriticalSection &TsLock = pArg->TsLock;
DWORD dwSize, dwRemain, now, before = 0;
float fSignalLevel = 0;
DWORD ret = 300;
const DWORD TsPacketBufSize = g_TsPacketBufSize;
BYTE *pBuf, *pTsBuf = new BYTE[TsPacketBufSize];
#if _DEBUG && DETAILLOG
DWORD Counter = 0;
#endif
// 内部でCOMを使用しているBonDriverに対する対策
HRESULT hr = ::CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE | COINIT_SPEED_OVER_MEMORY);
// TS読み込みループ
while (!StopTsRead)
{
dwSize = dwRemain = 0;
{
LOCK(TsLock);
if ((((now = ::GetTickCount()) - before) >= 1000) || ChannelChanged)
{
fSignalLevel = pIBon->GetSignalLevel();
before = now;
ChannelChanged = FALSE;
}
if (pIBon->GetTsStream(&pBuf, &dwSize, &dwRemain) && (dwSize != 0))
{
if ((pos + dwSize) < TsPacketBufSize)
{
::memcpy(&pTsBuf[pos], pBuf, dwSize);
pos += dwSize;
if (dwRemain == 0)
{
for (std::list<cProxyServer *>::iterator it = TsReceiversList.begin(); it != TsReceiversList.end(); ++it)
(*it)->makePacket(eGetTsStream, pTsBuf, pos, fSignalLevel);
#if _DEBUG && DETAILLOG
_RPT3(_CRT_WARN, "makePacket0() : %u : size[%x] / dwRemain[%d]\n", Counter++, pos, dwRemain);
#endif
pos = 0;
}
}
else
{
DWORD left, dwLen = TsPacketBufSize - pos;
::memcpy(&pTsBuf[pos], pBuf, dwLen);
for (std::list<cProxyServer *>::iterator it = TsReceiversList.begin(); it != TsReceiversList.end(); ++it)
(*it)->makePacket(eGetTsStream, pTsBuf, TsPacketBufSize, fSignalLevel);
#if _DEBUG && DETAILLOG
_RPT3(_CRT_WARN, "makePacket1() : %u : size[%x] / dwRemain[%d]\n", Counter++, TsPacketBufSize, dwRemain);
#endif
left = dwSize - dwLen;
pBuf += dwLen;
while (left >= TsPacketBufSize)
{
for (std::list<cProxyServer *>::iterator it = TsReceiversList.begin(); it != TsReceiversList.end(); ++it)
(*it)->makePacket(eGetTsStream, pBuf, TsPacketBufSize, fSignalLevel);
#if _DEBUG && DETAILLOG
_RPT2(_CRT_WARN, "makePacket2() : %u : size[%x]\n", Counter++, TsPacketBufSize);
#endif
left -= TsPacketBufSize;
pBuf += TsPacketBufSize;
}
if (left != 0)
{
if (dwRemain == 0)
{
for (std::list<cProxyServer *>::iterator it = TsReceiversList.begin(); it != TsReceiversList.end(); ++it)
(*it)->makePacket(eGetTsStream, pBuf, left, fSignalLevel);
#if _DEBUG && DETAILLOG
_RPT3(_CRT_WARN, "makePacket3() : %u : size[%x] / dwRemain[%d]\n", Counter++, left, dwRemain);
#endif
left = 0;
}
else
::memcpy(pTsBuf, pBuf, left);
}
pos = left;
}
}
}
if (dwRemain == 0)
::Sleep(WAIT_TIME);
}
if (SUCCEEDED(hr))
::CoUninitialize();
delete[] pTsBuf;
return ret;
}