XnStatus PlayerImpl::SetSource(XnRecordMedium sourceType, const XnChar* strSource)
{
XnStatus nRetVal = XN_STATUS_OK;
// NOTE: we don't want playback speed to affect getting to the first frame, so perform this
// without playback speed
XnDouble dPlaybackSpeed = GetPlaybackSpeed();
SetPlaybackSpeed(XN_PLAYBACK_SPEED_FASTEST);
//Right now the only record medium we support is a file
m_sourceType = sourceType;
switch (m_sourceType)
{
case XN_RECORD_MEDIUM_FILE:
{
nRetVal = xnOSStrCopy(m_strSource, strSource, sizeof(m_strSource));
XN_IS_STATUS_OK(nRetVal);
nRetVal = ModulePlayer().SetInputStream(ModuleHandle(), this, &s_fileInputStream);
XN_IS_STATUS_OK(nRetVal);
break;
}
default:
XN_ASSERT(FALSE);
return XN_STATUS_BAD_PARAM;
}
// now re-set playback speed
nRetVal = SetPlaybackSpeed(dPlaybackSpeed);
XN_IS_STATUS_OK(nRetVal);
return XN_STATUS_OK;
}
XnStatus PlayerImpl::Init(XnNodeHandle hPlayer)
{
XN_VALIDATE_PTR(hPlayer, XN_STATUS_ERROR);
XnModuleInstance* pModuleInstance = hPlayer->pModuleInstance;
XN_VALIDATE_PTR(pModuleInstance, XN_STATUS_ERROR);
XnModuleNodeHandle hModule = pModuleInstance->hNode;
XN_VALIDATE_PTR(hModule, XN_STATUS_ERROR);
XN_VALIDATE_PTR(pModuleInstance->pLoaded, XN_STATUS_ERROR);
XN_VALIDATE_PTR(pModuleInstance->pLoaded->pInterface, XN_STATUS_ERROR);
m_hPlayer = hPlayer;
XnStatus nRetVal = ModulePlayer().SetNodeNotifications(ModuleHandle(), this, &s_nodeNotifications);
XN_IS_STATUS_OK(nRetVal);
XnCallbackHandle hDummy; // node will be destroyed anyway
nRetVal = ModulePlayer().RegisterToEndOfFileReached(ModuleHandle(), EndOfFileReachedCallback, this, &hDummy);
XN_IS_STATUS_OK(nRetVal);
return XN_STATUS_OK;
}
XnStatus PlayerImpl::SetSource(XnRecordMedium sourceType, const XnChar* strSource)
{
XnStatus nRetVal = XN_STATUS_OK;
m_sourceType = sourceType;
//Right now the only record medium we support is a file
switch (m_sourceType)
{
case XN_RECORD_MEDIUM_FILE:
{
nRetVal = xnOSStrCopy(m_strSource, strSource, sizeof(m_strSource));
XN_IS_STATUS_OK(nRetVal);
nRetVal = ModulePlayer().SetInputStream(ModuleHandle(), this, &s_fileInputStream);
XN_IS_STATUS_OK(nRetVal);
break;
}
default:
XN_ASSERT(FALSE);
return XN_STATUS_BAD_PARAM;
}
return XN_STATUS_OK;
}
