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BonDriver_Splitter.cpp
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BonDriver_Splitter.cpp
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#define _CRT_SECURE_NO_WARNINGS
#include "BonDriver_Splitter.h"
static void InitCrc32Table()
{
DWORD i, j, crc;
for (i = 0; i < 256; i++)
{
crc = i << 24;
for (j = 0; j < 8; j++)
crc = (crc << 1) ^ ((crc & 0x80000000) ? 0x04c11db7 : 0);
g_Crc32Table[i] = crc;
}
}
static DWORD CalcCRC32(BYTE *p, DWORD len)
{
DWORD i, crc = 0xffffffff;
for (i = 0; i < len; i++)
crc = (crc << 8) ^ g_Crc32Table[(crc >> 24) ^ p[i]];
return crc;
}
static int Init(HMODULE hModule)
{
char szIniPath[MAX_PATH + 16] = {};
GetModuleFileNameA(hModule, szIniPath, MAX_PATH);
char *p = strrchr(szIniPath, '.');
if (!p)
return -1;
p++;
strcpy(p, "ini");
char dbgbuf[1024];
HANDLE hFile = CreateFileA(szIniPath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
wsprintfA(dbgbuf, "ini file not found: [%s]\n", szIniPath);
OutputDebugStringA(dbgbuf);
return -2;
}
CloseHandle(hFile);
g_UseServiceID = GetPrivateProfileIntA("OPTION", "USESERVICEID", 1, szIniPath);
g_ModPMT = GetPrivateProfileIntA("OPTION", "MODPMT", 0, szIniPath);
g_TsSync = GetPrivateProfileIntA("OPTION", "TSSYNC", 0, szIniPath);
g_dwDelFlag = 0;
char buf[512];
GetPrivateProfileStringA("OPTION", "DEL", "", buf, sizeof(buf), szIniPath);
if (buf[0] != '\0')
{
const char *name[] = { "EIT", "H-EIT", "M-EIT", "L-EIT", "CAT", "NIT", "SDT", "TOT", "SDTT", "BIT", "CDT", "ECM", "EMM", "TYPED", NULL };
p = buf;
int n, cnt = 1;
while (*p != '\0')
{
if (*p == ',')
cnt++;
p++;
}
char **pp = new char *[cnt];
p = buf;
n = 0;
do
{
while (*p == '\t' || *p == ' ')
p++;
pp[n++] = p;
while (*p != '\t' && *p != ' ' && *p != ',' && *p != '\0')
p++;
if (*p != ',' && *p != '\0')
{
*p++ = '\0';
while (*p != ',' && *p != '\0')
p++;
}
*p++ = '\0';
} while (n < cnt);
for (int i = 0; i < cnt; i++)
{
for (int j = 0; name[j] != NULL; j++)
{
if (strcmp(pp[i], name[j]) == 0)
{
if (j == 0)
g_dwDelFlag |= 0x7; // EIT = H-EIT | M-EIT | L-EIT
else
g_dwDelFlag |= (1 << (j - 1));
break;
}
}
}
delete[] pp;
}
g_TsFifoSize = GetPrivateProfileIntA("SYSTEM", "TS_FIFO_SIZE", 128, szIniPath);
g_TsPacketBufSize = GetPrivateProfileIntA("SYSTEM", "TSPACKET_BUFSIZE", (188 * 256), szIniPath);
char szPath[sizeof(szIniPath) + sizeof(buf)];
p = strrchr(szIniPath, '\\');
if (!p)
return -3;
p++;
strncpy(szPath, szIniPath, p - szIniPath);
szPath[p - szIniPath] = '\0';
p = &szPath[p - szIniPath];
char key[4];
key[2] = '\0';
for (int i = 0; i < MAX_DRIVER; i++)
{
key[0] = (char)('0' + (i / 10));
key[1] = (char)('0' + (i % 10));
GetPrivateProfileStringA("BONDRIVER", key, "", buf, sizeof(buf), szIniPath);
if (buf[0] == '\0')
break;
if (((buf[0] >= 'A' && buf[0] <= 'Z') || (buf[0] >= 'a' && buf[0] <= 'z')) && buf[1] == ':' && buf[2] == '\\')
g_vBonDrivers.push_back(buf);
else
{
strcpy(p, buf);
g_vBonDrivers.push_back(szPath);
}
}
for (size_t i = 0; i < g_vBonDrivers.size(); i++)
{
hFile = CreateFileA(g_vBonDrivers[i].c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
wsprintfA(dbgbuf, "BonDriver not found: [%s]\n", g_vBonDrivers[i].c_str());
OutputDebugStringA(dbgbuf);
return -4;
}
CloseHandle(hFile);
}
char section[8];
strcpy(section, "SPACE");
section[7] = '\0';
key[3] = '\0';
for (int i = 0; i < MAX_SPACE; i++)
{
section[5] = (char)('0' + (i / 10));
section[6] = (char)('0' + (i % 10));
GetPrivateProfileStringA(section, "NAME", "", buf, sizeof(buf), szIniPath);
if (buf[0] == '\0')
break;
stSpace s;
if (MultiByteToWideChar(CP_UTF8, 0, buf, -1, s.SpaceName, _countof(s.SpaceName)) == 0)
{
wsprintfA(dbgbuf, "MultiByteToWideChar() error(Space name): [%s]\n", buf);
OutputDebugStringA(dbgbuf);
return -5;
}
for (int j = 0; j < MAX_CH; j++)
{
key[0] = (char)('0' + (j / 100));
key[1] = (char)('0' + ((j % 100) / 10));
key[2] = (char)('0' + (j % 10));
GetPrivateProfileStringA(section, key, "", buf, sizeof(buf), szIniPath);
if (buf[0] == '\0')
break;
int n = 0;
char *cp[5];
BOOL bOk = FALSE;
p = cp[n++] = buf;
for (;;)
{
p = strchr(p, '\t');
if (p)
{
*p++ = '\0';
cp[n++] = p;
if (g_UseServiceID)
{
if (n > 4)
{
bOk = TRUE;
break;
}
}
else
{
if (n > 3)
{
bOk = TRUE;
break;
}
}
}
else
break;
}
if (bOk == FALSE)
{
GetPrivateProfileStringA(section, key, "", buf, sizeof(buf), szIniPath);
wsprintfA(dbgbuf, "setting error(column num): line[%s]\n", buf);
OutputDebugStringA(dbgbuf);
return -6;
}
DWORD dw = strtoul(cp[1], NULL, 0);
if (dw >= g_vBonDrivers.size())
{
GetPrivateProfileStringA(section, key, "", buf, sizeof(buf), szIniPath);
wsprintfA(dbgbuf, "setting error(BonDriverNo): line[%s]\n", buf);
OutputDebugStringA(dbgbuf);
return -7;
}
stChannel c;
if (MultiByteToWideChar(CP_UTF8, 0, cp[0], -1, c.ChName, _countof(c.ChName)) == 0)
{
wsprintfA(dbgbuf, "MultiByteToWideChar() error(Channel name): [%s]\n", cp[0]);
OutputDebugStringA(dbgbuf);
return -8;
}
c.BonNo = (int)dw;
c.BonSpace = strtoul(cp[2], NULL, 0);
c.BonChannel = strtoul(cp[3], NULL, 0);
if (g_UseServiceID)
c.ServiceID = strtoul(cp[4], NULL, 0);
else
c.ServiceID = 0;
s.vstChannel.push_back(c);
}
g_vstSpace.push_back(s);
}
if (g_UseServiceID)
InitCrc32Table();
#ifdef _DEBUG
for (size_t i = 0; i < g_vBonDrivers.size(); i++)
{
_RPT2(_CRT_WARN, "[%02d][%s]\n", i, g_vBonDrivers[i].c_str());
}
_RPT0(_CRT_WARN, "-----\n");
for (size_t i = 0; i < g_vstSpace.size(); i++)
{
wsprintfA(buf, "[SPACE%02d][%ls]\n", i, g_vstSpace[i].SpaceName);
_RPT1(_CRT_WARN, "%s", buf);
for (size_t j = 0; j < g_vstSpace[i].vstChannel.size(); j++)
{
wsprintfA(buf, "[%03d][%ls][%d][%u][%u][%u]\n",
j,
g_vstSpace[i].vstChannel[j].ChName,
g_vstSpace[i].vstChannel[j].BonNo,
g_vstSpace[i].vstChannel[j].BonSpace,
g_vstSpace[i].vstChannel[j].BonChannel,
g_vstSpace[i].vstChannel[j].ServiceID);
_RPT1(_CRT_WARN, "%s", buf);
}
_RPT0(_CRT_WARN, "-----\n");
}
wsprintfA(buf, "g_TsFifoSize[%u] g_TsPacketBufSize[%u]\ng_ModPMT[%s] g_TsSync[%s] g_dwDelFlag[0x%x]\n",
(DWORD)g_TsFifoSize,
g_TsPacketBufSize,
g_ModPMT ? "TRUE" : "FALSE",
g_TsSync ? "TRUE" : "FALSE",
g_dwDelFlag);
_RPT1(_CRT_WARN, "%s", buf);
#endif
return 0;
}
cBonDriverSplitter::cBonDriverSplitter() : m_eCloseTuner(TRUE, TRUE), m_StopTsSplit(TRUE, FALSE)
{
m_spThis = this;
m_hBonModule = NULL;
m_pIBon2 = NULL;
m_LastBuf = NULL;
m_bTuner = FALSE;
m_iBonNo = -1;
m_dwSpace = m_dwChannel = 0x7fffffff; // INT_MAX
m_dwServiceID = 0xffffffff;
m_hTsRead = m_hTsSplit = NULL;
m_bStopTsRead = m_bChannelChanged = FALSE;
}
cBonDriverSplitter::~cBonDriverSplitter()
{
m_bonLock.Enter();
if (m_hBonModule != NULL)
{
CloseTuner();
if (m_pIBon2 != NULL)
m_pIBon2->Release();
::FreeLibrary(m_hBonModule);
}
m_bonLock.Leave();
m_writeLock.Enter();
TsFlush(g_UseServiceID);
delete m_LastBuf;
m_writeLock.Leave();
m_spThis = NULL;
}
const BOOL cBonDriverSplitter::OpenTuner(void)
{
if (m_bTuner)
return TRUE;
m_eCloseTuner.Reset();
m_bTuner = TRUE;
return TRUE;
}
void cBonDriverSplitter::CloseTuner(void)
{
if (m_bTuner)
{
m_bonLock.Enter();
if (m_pIBon2 != NULL)
{
if (m_hTsRead != NULL)
{
m_bStopTsRead = TRUE;
::WaitForSingleObject(m_hTsRead, INFINITE);
::CloseHandle(m_hTsRead);
m_hTsRead = NULL;
}
m_pIBon2->CloseTuner();
}
m_bonLock.Leave();
m_eCloseTuner.Set();
m_bTuner = FALSE;
}
}
const BOOL cBonDriverSplitter::SetChannel(const BYTE/*bCh*/)
{
return FALSE;
}
const float cBonDriverSplitter::GetSignalLevel(void)
{
float f;
m_bonLock.Enter();
if (m_bTuner && m_pIBon2 != NULL)
f = m_pIBon2->GetSignalLevel();
else
f = 0;
m_bonLock.Leave();
return f;
}
const DWORD cBonDriverSplitter::WaitTsStream(const DWORD dwTimeOut)
{
if (!m_bTuner)
return WAIT_ABANDONED;
HANDLE h[2] = { m_eCloseTuner, m_fifoTS.GetEventHandle() };
DWORD ret = ::WaitForMultipleObjects(2, h, FALSE, (dwTimeOut) ? dwTimeOut : INFINITE);
switch (ret)
{
case WAIT_ABANDONED:
case WAIT_OBJECT_0:
return WAIT_ABANDONED;
case WAIT_OBJECT_0 + 1:
ret = WAIT_OBJECT_0;
case WAIT_TIMEOUT: // fall-through
return ret;
default:
return WAIT_FAILED;
}
}
const DWORD cBonDriverSplitter::GetReadyCount(void)
{
if (!m_bTuner)
return 0;
return (DWORD)m_fifoTS.Size();
}
const BOOL cBonDriverSplitter::GetTsStream(BYTE *pDst, DWORD *pdwSize, DWORD *pdwRemain)
{
if (!m_bTuner)
return FALSE;
BYTE *pSrc;
if (GetTsStream(&pSrc, pdwSize, pdwRemain))
{
if (*pdwSize)
::memcpy(pDst, pSrc, *pdwSize);
return TRUE;
}
return FALSE;
}
const BOOL cBonDriverSplitter::GetTsStream(BYTE **ppDst, DWORD *pdwSize, DWORD *pdwRemain)
{
if (!m_bTuner)
return FALSE;
BOOL b;
m_writeLock.Enter();
if (m_fifoTS.Size() != 0)
{
delete m_LastBuf;
m_fifoTS.Pop(&m_LastBuf);
*ppDst = m_LastBuf->pbBuf;
*pdwSize = m_LastBuf->dwSize;
*pdwRemain = (DWORD)m_fifoTS.Size();
b = TRUE;
}
else
{
*pdwSize = 0;
*pdwRemain = 0;
b = FALSE;
}
m_writeLock.Leave();
return b;
}
void cBonDriverSplitter::PurgeTsStream(void)
{
if (!m_bTuner)
return;
m_bonLock.Enter();
if (m_pIBon2 != NULL)
m_pIBon2->PurgeTsStream();
m_bonLock.Leave();
m_writeLock.Enter();
TsFlush(g_UseServiceID);
m_writeLock.Leave();
}
void cBonDriverSplitter::Release(void)
{
m_sInstanceLock.Enter();
delete this;
m_sInstanceLock.Leave();
}
LPCTSTR cBonDriverSplitter::GetTunerName(void)
{
return TUNER_NAME;
}
const BOOL cBonDriverSplitter::IsTunerOpening(void)
{
return FALSE;
}
LPCTSTR cBonDriverSplitter::EnumTuningSpace(const DWORD dwSpace)
{
if (!m_bTuner)
return NULL;
if (dwSpace >= g_vstSpace.size())
return NULL;
return g_vstSpace[dwSpace].SpaceName;
}
LPCTSTR cBonDriverSplitter::EnumChannelName(const DWORD dwSpace, const DWORD dwChannel)
{
if (!m_bTuner)
return NULL;
if (dwSpace >= g_vstSpace.size())
return NULL;
if (dwChannel >= g_vstSpace[dwSpace].vstChannel.size())
return NULL;
return g_vstSpace[dwSpace].vstChannel[dwChannel].ChName;
}
const BOOL cBonDriverSplitter::SetChannel(const DWORD dwSpace, const DWORD dwChannel)
{
BOOL bLoad, bChange;
#ifdef _DEBUG
char buf[1024];
int n;
n = ::wsprintfA(buf, "--- Request SetChannel(%u, %u) ---\n", dwSpace, dwChannel);
#else
char dbgbuf[1024];
#endif
if (!m_bTuner)
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : Tuner unopened\n");
#endif
goto err1;
}
if (dwSpace >= g_vstSpace.size())
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : dwSpace[%u] >= g_vstSpace.size()[%u]\n", dwSpace, (DWORD)g_vstSpace.size());
#endif
goto err1;
}
if (dwChannel >= g_vstSpace[dwSpace].vstChannel.size())
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : dwChannel[%u] >= vstChannel.size()[%u]\n", dwChannel, (DWORD)g_vstSpace[dwSpace].vstChannel.size());
#endif
goto err1;
}
DWORD dwOldServiceID;
{
LOCK(m_bonLock);
bLoad = FALSE;
if (g_vstSpace[dwSpace].vstChannel[dwChannel].BonNo != m_iBonNo)
bLoad = TRUE;
dwOldServiceID = m_dwServiceID;
bChange = TRUE;
if (g_UseServiceID)
{
if (!bLoad && m_dwSpace != 0x7fffffff/*&& m_dwChannel != 0x7fffffff*/)
{
if ((g_vstSpace[dwSpace].vstChannel[dwChannel].BonSpace == g_vstSpace[m_dwSpace].vstChannel[m_dwChannel].BonSpace) &&
(g_vstSpace[dwSpace].vstChannel[dwChannel].BonChannel == g_vstSpace[m_dwSpace].vstChannel[m_dwChannel].BonChannel))
{
bChange = FALSE;
}
}
m_bChannelChanged = TRUE;
m_dwServiceID = g_vstSpace[dwSpace].vstChannel[dwChannel].ServiceID;
}
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " bChange[%s] bLoad[%s] BonNo[%d] BonSpace[%u] BonChannel[%u]\n",
bChange ? "TRUE" : "FALSE",
bLoad ? "TRUE" : "FALSE",
g_vstSpace[dwSpace].vstChannel[dwChannel].BonNo,
g_vstSpace[dwSpace].vstChannel[dwChannel].BonSpace,
g_vstSpace[dwSpace].vstChannel[dwChannel].BonChannel);
_RPT1(_CRT_WARN, "%s", buf);
n = 0;
#endif
if (bChange)
{
if (bLoad)
{
if (m_hBonModule != NULL)
{
if (m_pIBon2 != NULL)
{
if (m_hTsRead != NULL)
{
m_bStopTsRead = TRUE;
::WaitForSingleObject(m_hTsRead, INFINITE);
::CloseHandle(m_hTsRead);
m_hTsRead = NULL;
}
m_pIBon2->CloseTuner();
m_pIBon2->Release();
m_pIBon2 = NULL;
}
::FreeLibrary(m_hBonModule);
m_hBonModule = NULL;
m_iBonNo = -1;
}
int iBonNo = g_vstSpace[dwSpace].vstChannel[dwChannel].BonNo;
HMODULE hModule = ::LoadLibraryA(g_vBonDrivers[iBonNo].c_str());
if (hModule == NULL)
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : LoadLibrary(\"%s\") error\n", g_vBonDrivers[iBonNo].c_str());
#else
::wsprintfA(dbgbuf, "*** LoadLibrary(\"%s\") error ***\n", g_vBonDrivers[iBonNo].c_str());
::OutputDebugStringA(dbgbuf);
#endif
goto err0;
}
IBonDriver *pIBon = NULL;
IBonDriver2 *pIBon2 = NULL;
IBonDriver *(*f)() = (IBonDriver *(*)())::GetProcAddress(hModule, "CreateBonDriver");
if (f)
{
pIBon = f();
if (pIBon)
pIBon2 = dynamic_cast<IBonDriver2 *>(pIBon);
}
if (pIBon2 == NULL)
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : CreateBonDriver() error / pIBon[%p] pIBon2[%p]\n", pIBon, pIBon2);
#else
::wsprintfA(dbgbuf, "*** CreateBonDriver() error / pIBon[%p] pIBon2[%p] ***\n", pIBon, pIBon2);
::OutputDebugStringA(dbgbuf);
#endif
if (pIBon)
pIBon->Release();
::FreeLibrary(hModule);
goto err0;
}
if (pIBon->OpenTuner() == FALSE)
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : OpenTuner() error\n");
#else
::wsprintfA(dbgbuf, "*** pIBon->OpenTuner() error ***\n");
::OutputDebugStringA(dbgbuf);
#endif
pIBon->Release();
::FreeLibrary(hModule);
goto err0;
}
m_iBonNo = iBonNo;
m_hBonModule = hModule;
m_pIBon2 = pIBon2;
::Sleep(10); // for Windows PT1/2 SDK
}
if (m_pIBon2->SetChannel(g_vstSpace[dwSpace].vstChannel[dwChannel].BonSpace, g_vstSpace[dwSpace].vstChannel[dwChannel].BonChannel) == FALSE)
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : m_pIBon2->SetChannel(%u, %u) error\n", g_vstSpace[dwSpace].vstChannel[dwChannel].BonSpace, g_vstSpace[dwSpace].vstChannel[dwChannel].BonChannel);
#else
::wsprintfA(dbgbuf, "*** m_pIBon2->SetChannel(%u, %u) error ***\n", g_vstSpace[dwSpace].vstChannel[dwChannel].BonSpace, g_vstSpace[dwSpace].vstChannel[dwChannel].BonChannel);
::OutputDebugStringA(dbgbuf);
#endif
goto err0;
}
}
}
m_writeLock.Enter();
TsFlush(g_UseServiceID);
m_writeLock.Leave();
if (m_hTsRead == NULL)
{
m_bStopTsRead = FALSE;
m_hTsRead = ::CreateThread(NULL, 0, TsReader, this, 0, NULL);
if (m_hTsRead == NULL)
{
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [FALSE] : CreateThread() error\n");
#endif
goto err0;
}
}
m_dwSpace = dwSpace;
m_dwChannel = dwChannel;
#ifdef _DEBUG
n += ::wsprintfA(&buf[n], " -> [TRUE] : ok\n");
_RPT1(_CRT_WARN, "%s", buf);
#endif
return TRUE;
err0:
m_bChannelChanged = FALSE;
m_dwServiceID = dwOldServiceID;
err1:
#ifdef _DEBUG
_RPT1(_CRT_WARN, "%s", buf);
#endif
return FALSE;
}
const DWORD cBonDriverSplitter::GetCurSpace(void)
{
return m_dwSpace;
}
const DWORD cBonDriverSplitter::GetCurChannel(void)
{
return m_dwChannel;
}
DWORD WINAPI cBonDriverSplitter::TsReader(LPVOID pv)
{
cBonDriverSplitter *pThis = static_cast<cBonDriverSplitter *>(pv);
DWORD dwSize, dwRemain;
DWORD &pos = pThis->m_dwPos;
const DWORD TsPacketBufSize = g_TsPacketBufSize;
BYTE *pBuf, *pTsBuf = new BYTE[TsPacketBufSize];
if (g_UseServiceID)
{
pThis->m_hTsSplit = ::CreateThread(NULL, 0, TsSplitter, pThis, 0, NULL);
if (pThis->m_hTsSplit == NULL)
return 100;
}
pos = 0;
// 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 (!pThis->m_bStopTsRead)
{
dwSize = dwRemain = 0;
pThis->m_writeLock.Enter();
if (pThis->m_pIBon2->GetTsStream(&pBuf, &dwSize, &dwRemain) && (dwSize != 0))
{
if ((pos + dwSize) < TsPacketBufSize)
{
::memcpy(&pTsBuf[pos], pBuf, dwSize);
pos += dwSize;
}
else
{
TS_DATA *pData;
DWORD left, dwLen = TsPacketBufSize - pos;
::memcpy(&pTsBuf[pos], pBuf, dwLen);
pData = new TS_DATA(pTsBuf, TsPacketBufSize);
if (g_UseServiceID)
pThis->m_fifoRawTS.Push(pData);
else
pThis->m_fifoTS.Push(pData);
pTsBuf = new BYTE[TsPacketBufSize];
left = dwSize - dwLen;
pBuf += dwLen;
while (left >= TsPacketBufSize)
{
::memcpy(pTsBuf, pBuf, TsPacketBufSize);
pData = new TS_DATA(pTsBuf, TsPacketBufSize);
if (g_UseServiceID)
pThis->m_fifoRawTS.Push(pData);
else
pThis->m_fifoTS.Push(pData);
pTsBuf = new BYTE[TsPacketBufSize];
left -= TsPacketBufSize;
pBuf += TsPacketBufSize;
}
if (left != 0)
::memcpy(pTsBuf, pBuf, left);
pos = left;
}
}
pThis->m_writeLock.Leave();
if (dwRemain == 0)
::Sleep(WAIT_TIME);
}
if (SUCCEEDED(hr))
::CoUninitialize();
delete[] pTsBuf;
if (g_UseServiceID)
{
pThis->m_StopTsSplit.Set();
::WaitForSingleObject(pThis->m_hTsSplit, INFINITE);
::CloseHandle(pThis->m_hTsSplit);
pThis->m_hTsSplit = NULL;
pThis->m_StopTsSplit.Reset();
}
return 0;
}
#define MAX_PID 0x2000 // (8 * sizeof(int))で割り切れる
#define PID_SET(pid, map) ((map)->bits[(pid) / (8 * sizeof(int))] |= (1 << ((pid) % (8 * sizeof(int)))))
#define PID_CLR(pid, map) ((map)->bits[(pid) / (8 * sizeof(int))] &= ~(1 << ((pid) % (8 * sizeof(int)))))
#define PID_ISSET(pid, map) ((map)->bits[(pid) / (8 * sizeof(int))] & (1 << ((pid) % (8 * sizeof(int)))))
#define PID_MERGE(dst, src) {for(int i=0;i<(int)(MAX_PID / (8 * sizeof(int)));i++){(dst)->bits[i] |= (src)->bits[i];}}
#define PID_ZERO(map) (::memset((map), 0 , sizeof(*(map))))
struct pid_set {
int bits[MAX_PID / (8 * sizeof(int))];
};
#define FLAG_HEIT 0x0001
#define FLAG_MEIT 0x0002
#define FLAG_LEIT 0x0004
#define FLAG_CAT 0x0008
#define FLAG_NIT 0x0010
#define FLAG_SDT 0x0020
#define FLAG_TOT 0x0040
#define FLAG_SDTT 0x0080
#define FLAG_BIT 0x0100
#define FLAG_CDT 0x0200
#define FLAG_ECM 0x0400
#define FLAG_EMM 0x0800
#define FLAG_TYPED 0x1000
DWORD WINAPI cBonDriverSplitter::TsSplitter(LPVOID pv)
{
cBonDriverSplitter *pThis = static_cast<cBonDriverSplitter *>(pv);
BYTE *pTsBuf, pPAT[TS_PKTSIZE];
BYTE pPMT[4104 + TS_PKTSIZE]; // 4104 = 8(TSヘッダ + pointer_field + table_idからsection_length) + 4096(セクション長最大値)
BYTE pPMTPackets[TS_PKTSIZE * 32];
DWORD pos;
int iNumSplit;
unsigned char pat_ci, rpmt_ci, wpmt_ci, lpmt_version, lcat_version, ver;
unsigned short ltsid, pidPMT, pidEMM, pmt_tail;
BOOL bChangePMT, bSplitPMT, bPMTComplete;
pid_set pids, save_pids[2], *p_new_pids, *p_old_pids;
const DWORD TsPacketBufSize = g_TsPacketBufSize;
pTsBuf = new BYTE[TsPacketBufSize];
pos = 0;
pat_ci = 0x10; // 0x1(payloadのみ) << 4 | 0x0(ci初期値)
lpmt_version = lcat_version = wpmt_ci = 0xff;
ltsid = pidPMT = pidEMM = 0xffff; // 現在のTSID及びPMT,EMMのPID
bChangePMT = bSplitPMT = bPMTComplete = FALSE;
PID_ZERO(&pids);
p_new_pids = &save_pids[0];
p_old_pids = &save_pids[1];
PID_ZERO(p_new_pids);
PID_ZERO(p_old_pids);
HANDLE h[2] = { pThis->m_StopTsSplit, pThis->m_fifoRawTS.GetEventHandle() };
for (;;)
{
DWORD dwRet = ::WaitForMultipleObjects(2, h, FALSE, INFINITE);
switch (dwRet)
{
case WAIT_OBJECT_0:
goto end;
case WAIT_OBJECT_0 + 1:
{
TS_DATA *pRawBuf = NULL;
pThis->m_fifoRawTS.Pop(&pRawBuf);
if (pRawBuf == NULL) // イベントのトリガからPop()までの間に別スレッドにFlush()される可能性はゼロではない
break;
BYTE *pSrc, *pSrcHead = NULL;
DWORD dwLeft;
if (g_TsSync)
{
pThis->TsSync(pRawBuf->pbBuf, pRawBuf->dwSize, &pSrcHead, &dwLeft);
pSrc = pSrcHead;
}
else
{
pSrc = pRawBuf->pbBuf;
dwLeft = pRawBuf->dwSize; // 必ずTS_PKTSIZEの倍数で来る
}
while (dwLeft > 0)
{
unsigned short pid = GetPID(&pSrc[1]);
if (pid == 0x0000) // PAT
{
// ビットエラー無しかつpayload先頭かつadaptation_field無し、PSIのpointer_fieldは0x00の前提
if (!(pSrc[1] & 0x80) && (pSrc[1] & 0x40) && !(pSrc[3] & 0x20) && (pSrc[4] == 0x00))
{
// section_length
// 9 = transport_stream_idからlast_section_numberまでの5バイト + CRC_32の4バイト
int len = (((int)(pSrc[6] & 0x0f) << 8) | pSrc[7]) - 9;
// 13 = TSパケットの頭から最初のprogram_numberまでのオフセット
int off = 13;
// PATは1TSパケットに収まってる前提
while ((len >= 4) && ((off + 4) < TS_PKTSIZE))
{
unsigned short sid = GetSID(&pSrc[off]);
if (pThis->m_dwServiceID == sid)
{
pid = GetPID(&pSrc[off + 2]);
break;
}
off += 4;
len -= 4;
}
if (pid != 0x0000) // 対象ServiceIDのPMTのPIDが取得できた
{
// transport_stream_id
unsigned short tsid = ((unsigned short)pSrc[8] << 8) | pSrc[9];
if (pidPMT != pid || ltsid != tsid) // PMTのPIDが更新された or チャンネルが変更された
{
// TSヘッダ
pPAT[0] = 0x47;
pPAT[1] = 0x60;
pPAT[2] = 0x00;
pPAT[3] = pat_ci;
// pointer_field
pPAT[4] = 0x00;
// PAT
pPAT[5] = 0x00; // table_id
pPAT[6] = 0xb0; // section_syntax_indicator(1) + '0'(1) + reserved(2) + section_length(4/12)
pPAT[7] = 0x11; // section_length(8/12)
pPAT[8] = tsid >> 8;
pPAT[9] = tsid & 0xff;
pPAT[10] = 0xc1; // reserved(2) + version_number(5) + current_next_indicator(1)
pPAT[11] = 0x00; // section_number
pPAT[12] = 0x00; // last_section_number
pPAT[13] = 0x00; // program_number(8/16)
pPAT[14] = 0x00; // program_number(8/16)
pPAT[15] = 0xe0; // reserved(3) + network_PID(5/13)
pPAT[16] = 0x10; // network_PID(8/13)
// 対象ServiceIDのテーブルコピー
pPAT[17] = pSrc[off];
pPAT[18] = pSrc[off + 1];
pPAT[19] = pSrc[off + 2];
pPAT[20] = pSrc[off + 3];
// CRC_32
DWORD crc = CalcCRC32(&pPAT[5], 16);
pPAT[21] = (BYTE)(crc >> 24);
pPAT[22] = (BYTE)((crc >> 16) & 0xff);
pPAT[23] = (BYTE)((crc >> 8) & 0xff);
pPAT[24] = (BYTE)(crc & 0xff);
::memset(&pPAT[25], 0xff, TS_PKTSIZE - 25);
ltsid = tsid;
pidPMT = pid;
// PAT更新時には必ずPMT及びCATの更新処理を行う
lpmt_version = lcat_version = 0xff;
pidEMM = 0xffff;
// PATより先に分割PMTの先頭が来ていた場合、そのPMTは破棄
bSplitPMT = FALSE;
// なんとなく
wpmt_ci = 0xff;
}
else
{
if (pat_ci == 0x1f)
pat_ci = 0x10;
else
pat_ci++;
pPAT[3] = pat_ci;
}
::memcpy(&pTsBuf[pos], pPAT, TS_PKTSIZE);
pos += TS_PKTSIZE;
}
}
}
else if (pid == 0x0001) // CAT
{
if (!(g_dwDelFlag & FLAG_CAT))
{
// ビットエラー無しかつpayload先頭かつadaptation_field無し、PSIのpointer_fieldは0x00の前提
if (!(pSrc[1] & 0x80) && (pSrc[1] & 0x40) && !(pSrc[3] & 0x20) && (pSrc[4] == 0x00))
{
// version_number
ver = (pSrc[10] >> 1) & 0x1f;
if (ver != lcat_version)
{
// section_length
// 9 = 2つ目のreservedからlast_section_numberまでの5バイト + CRC_32の4バイト
int len = (((int)(pSrc[6] & 0x0f) << 8) | pSrc[7]) - 9;
// 13 = TSパケットの頭から最初のdescriptorまでのオフセット
int off = 13;
// CATも1TSパケットに収まってる前提
while (len >= 2)
{
if ((off + 2) > TS_PKTSIZE)
break;
int cdesc_len = 2 + pSrc[off + 1];
if (cdesc_len > len || (off + cdesc_len) > TS_PKTSIZE) // descriptor長さ異常
break;
if (pSrc[off] == 0x09) // Conditional Access Descriptor
{
if (pSrc[off + 1] >= 4 && (pSrc[off + 4] & 0xe0) == 0xe0) // 内容が妥当なら
{
// EMM PIDセット
pid = GetPID(&pSrc[off + 4]);
if (pid != pidEMM)
{
if (pidEMM != 0xffff)
PID_CLR(pidEMM, &pids);
if (!(g_dwDelFlag & FLAG_EMM))
{
PID_SET(pid, &pids);
pidEMM = pid;
}
}
break; // EMMが複数のPIDで送られてくる事は無い前提
}
}
off += cdesc_len;
len -= cdesc_len;
}
lcat_version = ver;
}
::memcpy(&pTsBuf[pos], pSrc, TS_PKTSIZE);
pos += TS_PKTSIZE;
}
}
}
else if (pid == pidPMT) // PMT
{
// ビットエラーがあったら無視
if (pSrc[1] & 0x80)
goto next;
// 分割PMTをまとめる必要が無ければ
if (!g_ModPMT)
{
// とりあえずコピーしてしまう
::memcpy(&pTsBuf[pos], pSrc, TS_PKTSIZE);
pos += TS_PKTSIZE;
}
int len;
BYTE *p;
// payload先頭か？(adaptation_field無し、PSIのpointer_fieldは0x00の前提)
if ((pSrc[1] & 0x40) && !(pSrc[3] & 0x20) && (pSrc[4] == 0x00))
{
// version_number
ver = (pSrc[10] >> 1) & 0x1f;
if (ver != lpmt_version) // バージョンが更新された
{
bChangePMT = TRUE; // PMT更新処理開始
bSplitPMT = FALSE;
lpmt_version = ver;
// 分割PMTをまとめる場合は
if (g_ModPMT)
{
// 送信用PMTも更新を行う
bPMTComplete = FALSE;
// 送信用PMT用CI初期値保存