static HRESULT WINAPI MediaSeekingPassThru_GetCurrentPosition(IMediaSeeking * iface, LONGLONG * pCurrent)
{
PassThruImpl *This = impl_from_IMediaSeeking(iface);
IMediaSeeking *seek;
HRESULT hr = S_OK;
TRACE("(%p/%p)->(%p)\n", iface, This, pCurrent);
if (!pCurrent)
return E_POINTER;
EnterCriticalSection(&This->time_cs);
if (This->timevalid)
*pCurrent = This->time_earliest;
else
hr = E_FAIL;
LeaveCriticalSection(&This->time_cs);
if (SUCCEEDED(hr)) {
hr = IMediaSeeking_ConvertTimeFormat(iface, pCurrent, NULL, *pCurrent, &TIME_FORMAT_MEDIA_TIME);
return hr;
}
hr = get_connected(This, &IID_IMediaSeeking, (LPVOID*)&seek);
if (SUCCEEDED(hr)) {
hr = IMediaSeeking_GetCurrentPosition(seek, pCurrent);
IMediaSeeking_Release(seek);
}
else
return E_NOTIMPL;
return hr;
}
static HRESULT WINAPI
IMediaSeeking_fnConvertTimeFormat(IMediaSeeking* iface,LONGLONG* pllOut,const GUID* pidFmtOut,LONGLONG llIn,const GUID* pidFmtIn)
{
CFilterGraph_THIS(iface,mediaseeking);
HRESULT hr = E_NOTIMPL;
HRESULT hrFilter;
DWORD n;
TRACE("(%p)->()\n",This);
EnterCriticalSection( &This->m_csFilters );
for ( n = 0; n < This->m_cActiveFilters; n++ )
{
if ( This->m_pActiveFilters[n].pSeeking != NULL )
{
hrFilter = IMediaSeeking_ConvertTimeFormat( This->m_pActiveFilters[n].pSeeking, pllOut, pidFmtOut, llIn, pidFmtIn );
if ( hr == E_NOTIMPL )
{
hr = hrFilter;
}
else
if ( hrFilter != E_NOTIMPL )
{
if ( SUCCEEDED(hr) )
hr = hrFilter;
}
}
}
LeaveCriticalSection( &This->m_csFilters );
return hr;
}
static HRESULT WINAPI MediaSeekingPassThru_ConvertTimeFormat(IMediaSeeking * iface, LONGLONG * pTarget, const GUID * pTargetFormat, LONGLONG Source, const GUID * pSourceFormat)
{
PassThruImpl *This = impl_from_IMediaSeeking(iface);
IMediaSeeking *seek;
HRESULT hr;
TRACE("(%p/%p)->(%p,%s,%x%08x,%s)\n", iface, This, pTarget, debugstr_guid(pTargetFormat), (DWORD)(Source>>32), (DWORD)Source, debugstr_guid(pSourceFormat));
hr = get_connected(This, &IID_IMediaSeeking, (LPVOID*)&seek);
if (SUCCEEDED(hr)) {
hr = IMediaSeeking_ConvertTimeFormat(seek, pTarget, pTargetFormat, Source, pSourceFormat);
IMediaSeeking_Release(seek);
}
else
return E_NOTIMPL;
return hr;
}