For complete code, refer to the CNVWM demo.
void GetStreamInfo(IltmmWMProfile *pProfile)
{
USES_CONVERSION;
IltmmWMStreamConfig *pStreamConfig = NULL;
BSTR bstrString;
long lStreamCount;
int i;
long lValue;
double fValue;
WCHAR temp[50];
// Show all the information regarding the streams
pProfile->get_StreamCount(&lStreamCount);
for (i=0; i<lStreamCount; i++)
{
pProfile->GetStream(i, &pStreamConfig);
wsprintf(temp, TEXT("[[ Stream %d ]]\n"), i);
wprintf(temp);
// Get the major type of the stream
pStreamConfig->get_StreamType(&bstrString);
wprintf(TEXT("Stream type : %s\n"), bstrString);
SysFreeString(bstrString);
// Get Stream number
pStreamConfig->get_StreamNumber(&lValue);
wprintf(TEXT("Stream number : %d\n"), lValue);
// Get Stream name
pStreamConfig->get_StreamName(&bstrString);
wprintf(TEXT("Stream name : %s\n"), bstrString);
SysFreeString(bstrString);
// Get Connection name
pStreamConfig->get_ConnectionName(&bstrString);
wprintf(TEXT("Stream connection name : %s\n"), bstrString);
SysFreeString(bstrString);
// Get Bitrate
pStreamConfig->get_Bitrate(&lValue);
wprintf(TEXT("Stream bitrate : %d\n"), lValue);
// Get the maximum latency (time in milliseconds) between stream reception and display
pStreamConfig->get_BufferWindow(&lValue);
wprintf(TEXT("Stream buffer window : %d\n"), lValue);
// Get the major type of the media in the stream
pStreamConfig->get_Type(&bstrString);
wprintf(TEXT("Major type of the stream media : %s\n"), bstrString);
SysFreeString(bstrString);
// Get the maximum key frame time interval (in 100-nano seconds)
pStreamConfig->get_MaxKeyFrameSpacing(&fValue);
wprintf(TEXT("Maximum key frame time interval : %.Ef\n"), fValue);
// Get the Quality, range from 0 to 100
// where zero denotes maximum frame rate and 100 denotes maximum quality.
pStreamConfig->get_Quality(&lValue);
if(lValue == -1)
wprintf(TEXT(" ...(Unknown)\n"));
else
wprintf(TEXT("Stream quality : %d\n"), lValue);
wprintf(TEXT("\n"));
pStreamConfig->Release();
}
pProfile->Release();
}
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