level 2
想设置一下接收图像的帧率，没找到接口
2017年02月28日 06点02分
level 2
zhx19930829
楼主
2
level 1
if (m_hWnd)
{
if (!m_nStartTime)
{
m_nStartTime = nTime;
}
double fps = 0.0;
LARGE_INTEGER qpcNow = {0};
if (m_fFreq)
{
if (QueryPerformanceCounter(&qpcNow))
{
if (m_nLastCounter)
{
m_nFramesSinceUpdate++;
fps = m_fFreq * m_nFramesSinceUpdate / double(qpcNow.QuadPart - m_nLastCounter);
}
}
}
WCHAR szStatusMessage[64];//状态消息
StringCchPrintf(szStatusMessage, _countof(szStatusMessage), L" FPS = %0.2f Time = %I64d", fps, (nTime - m_nStartTime));
if (SetStatusMessage(szStatusMessage, 1000, false))
{
m_nLastCounter = qpcNow.QuadPart;
m_nFramesSinceUpdate = 0;
}
}
demo里面有
2017年03月14日 09点03分
3
{
if (!m_nStartTime)
{
m_nStartTime = nTime;
}
double fps = 0.0;
LARGE_INTEGER qpcNow = {0};
if (m_fFreq)
{
if (QueryPerformanceCounter(&qpcNow))
{
if (m_nLastCounter)
{
m_nFramesSinceUpdate++;
fps = m_fFreq * m_nFramesSinceUpdate / double(qpcNow.QuadPart - m_nLastCounter);
}
}
}
WCHAR szStatusMessage[64];//状态消息
StringCchPrintf(szStatusMessage, _countof(szStatusMessage), L" FPS = %0.2f Time = %I64d", fps, (nTime - m_nStartTime));
if (SetStatusMessage(szStatusMessage, 1000, false))
{
m_nLastCounter = qpcNow.QuadPart;
m_nFramesSinceUpdate = 0;
}
}
demo里面有