static int _v4w_start(V4wState *s, void *arg)
{
int i;
s->frame_count=-1;
i = v4w_open_videodevice(s);
if (s->rotregvalue==0) {
//RemoveGraphFromRot(s->rotregvalue);
if (s->m_pNullRenderer!=NULL)
s->m_pGraph->RemoveFilter(s->m_pNullRenderer);
if (s->m_pIDXFilter!=NULL)
s->m_pGraph->RemoveFilter(s->m_pIDXFilter);
if (s->m_pDeviceFilter!=NULL)
s->m_pGraph->RemoveFilter(s->m_pDeviceFilter);
s->m_pBuilder=NULL;
s->m_pControl=NULL;
s->m_pIDXFilter=NULL;
if (s->m_pDXFilter!=NULL)
s->m_pDXFilter->Release();
s->m_pDXFilter=NULL;
s->m_pGraph=NULL;
s->m_pNullRenderer=NULL;
s->m_pDeviceFilter=NULL;
CoUninitialize();
s_callback = NULL;
flushq(&s->rq,0);
ms_message("v4w: graph not started (err=%i)", i);
s->rotregvalue=0;
s->pix_fmt = MS_YUV420P;
}
return i;
}
static int try_format(V4wState *s, int format, MSVideoSize *vsize)
{
int i = v4w_open_videodevice(s, format, vsize);
if (i==-14)
{
if (s->m_pNullRenderer!=NULL)
s->m_pGraph->RemoveFilter(s->m_pNullRenderer);
if (s->m_pIDXFilter!=NULL)
s->m_pGraph->RemoveFilter(s->m_pIDXFilter);
if (s->m_pDeviceFilter!=NULL)
s->m_pGraph->RemoveFilter(s->m_pDeviceFilter);
s->m_pBuilder=NULL;
s->m_pControl=NULL;
s->m_pIDXFilter=NULL;
if (s->m_pDXFilter!=NULL)
s->m_pDXFilter->Release();
s->m_pDXFilter=NULL;
s->m_pGraph=NULL;
s->m_pNullRenderer=NULL;
s->m_pDeviceFilter=NULL;
CoUninitialize();
}
return i;
}
