void CClip::SetOut(LPCTSTR strVal)
{
m_rtOut = StringToReftime(strVal);
}
HRESULT CXSUBSubtitle::ParseSample (IMediaSample* pSample)
{
CAutoLock cAutoLock(&m_csCritSec);
HRESULT hr = E_FAIL;
CheckPointer (pSample, E_POINTER);
BYTE* pData = NULL;
int lSampleLen;
hr = pSample->GetPointer(&pData);
if (FAILED(hr) || pData == NULL) {
return hr;
}
lSampleLen = pSample->GetActualDataLength();
if (lSampleLen < (27 + 7 * 2 + 4 * 3)) {
return E_FAIL;
}
if (pData[0] != '[' || pData[13] != '-' || pData[26] != ']') {
return E_FAIL;
}
REFERENCE_TIME rtStart = INVALID_TIME, rtStop = INVALID_TIME;
CString tmp((char*)pData, 26);
rtStart = StringToReftime(tmp.Mid(1, 12));
rtStop = StringToReftime(tmp.Mid(14, 12));
if (rtStop <= rtStart) {
return E_FAIL;
}
CompositionObject* pSub = DNew CompositionObject;
pSub->m_rtStart = rtStart;
pSub->m_rtStop = rtStop;
CGolombBuffer gb(pData + 27, lSampleLen - 27);
pSub->m_width = gb.ReadShortLE();
pSub->m_height = gb.ReadShortLE();
pSub->m_horizontal_position = gb.ReadShortLE();
pSub->m_vertical_position = gb.ReadShortLE();
// skip bottom right position
gb.ReadShortLE();
gb.ReadShortLE();
// length of the RLE data
gb.ReadShortLE();
// Palette, 4 color entries
HDMV_PALETTE Palette[4];
for (int entry=0; entry < 4; entry++) {
Palette[entry].entry_id = entry;
Palette[entry].Y = gb.ReadByte(); // red
Palette[entry].Cr = gb.ReadByte(); // green
Palette[entry].Cb = gb.ReadByte(); // blue
if (entry) {
Palette[entry].T = 0xFF; // first entry - background, fully transparent
}
}
pSub->SetPalette(4, Palette, false, true);
int RLESize = gb.GetSize() - gb.GetPos();
pSub->SetRLEData(gb.GetBufferPos(), RLESize, RLESize);
m_pObjects.AddTail(pSub);
hr = S_OK;
return hr;
}
void CClip::SetIn(LPCTSTR strVal)
{
m_rtIn = StringToReftime(strVal);
}