test |
|
bearmaster
一般會員 發表:36 回覆:45 積分:16 註冊:2004-05-27 發送簡訊給我 |
[code]
hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Interleaved,
SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig);
if(hr != NOERROR)
hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video,
SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig);
if(hr == NOERROR)
{
AM_MEDIA_TYPE *pmt;
hr = StreamConfig->GetFormat(&pmt); if(hr == NOERROR)
{
if(pmt->formattype == FORMAT_VideoInfo)
{
VIDEOINFOHEADER *pvi = (VIDEOINFOHEADER *)pmt->pbFormat;
pvi->dwBitRate; // --> 這可能是你需要的
delete pvi;
}
}
DeleteMediaType(pmt);
}
[\code]
|
bearmaster
一般會員 發表:36 回覆:45 積分:16 註冊:2004-05-27 發送簡訊給我 |
[code] hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Interleaved, SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig); if(hr != NOERROR) hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video, SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig); if(hr == NOERROR) { AM_MEDIA_TYPE *pmt; hr = StreamConfig->GetFormat(&pmt); if(hr == NOERROR) { if(pmt->formattype == FORMAT_VideoInfo) { VIDEOINFOHEADER *pvi = (VIDEOINFOHEADER *)pmt->pbFormat; pvi->dwBitRate; // --> 這可能是你需要的 delete pvi; } } DeleteMediaType(pmt); } |
bearmaster
一般會員 發表:36 回覆:45 積分:16 註冊:2004-05-27 發送簡訊給我 |
hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Interleaved, SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig); if(hr != NOERROR) hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video, SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig); if(hr == NOERROR) { AM_MEDIA_TYPE *pmt; hr = StreamConfig->GetFormat(&pmt); if(hr == NOERROR) { if(pmt->formattype == FORMAT_VideoInfo) { VIDEOINFOHEADER *pvi = (VIDEOINFOHEADER *)pmt->pbFormat; pvi->dwBitRate; // --> 這可能是你需要的 delete pvi; } } DeleteMediaType(pmt); } |
bearmaster
一般會員 發表:36 回覆:45 積分:16 註冊:2004-05-27 發送簡訊給我 |
hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Interleaved, SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig); if(hr != NOERROR) hr = Graph->FindInterface(&PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video, SourceFilter, IID_IAMStreamConfig, (void **)&StreamConfig); if(hr == NOERROR) { AM_MEDIA_TYPE *pmt; hr = StreamConfig->GetFormat(&pmt); if(hr == NOERROR) { if(pmt->formattype == FORMAT_VideoInfo) { VIDEOINFOHEADER *pvi = (VIDEOINFOHEADER *)pmt->pbFormat; pvi->dwBitRate; // --> 這可能是你需要的 delete pvi; } } DeleteMediaType(pmt); } |
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