static VASurfaceID get_next_free_surface(int *index)
{
VASurfaceStatus surface_status;
int i;
assert(index);
if (multi_thread == 0) {
i = *index;
i++;
if (i == SURFACE_NUM)
i = 0;
*index = i;
return surface_id[i];
}
for (i=0; i<SURFACE_NUM; i++) {
surface_status = (VASurfaceStatus)0;
vaQuerySurfaceStatus(va_dpy, surface_id[i], &surface_status);
if (surface_status == VASurfaceReady)
{
if (0 == pthread_mutex_trylock(&surface_mutex[i]))
{
*index = i;
break;
}
}
}
if (i==SURFACE_NUM)
return VA_INVALID_SURFACE;
else
return surface_id[i];
}
/**
* gst_vaapi_surface_query_status:
* @surface: a #GstVaapiSurface
* @pstatus: return location for the #GstVaapiSurfaceStatus
*
* Finds out any pending operations on the @surface. The
* #GstVaapiSurfaceStatus flags are returned into @pstatus.
*
* Return value: %TRUE on success
*/
gboolean
gst_vaapi_surface_query_status(
GstVaapiSurface *surface,
GstVaapiSurfaceStatus *pstatus
)
{
VASurfaceStatus surface_status;
VAStatus status;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), FALSE);
GST_VAAPI_OBJECT_LOCK_DISPLAY(surface);
status = vaQuerySurfaceStatus(
GST_VAAPI_OBJECT_VADISPLAY(surface),
GST_VAAPI_OBJECT_ID(surface),
&surface_status
);
GST_VAAPI_OBJECT_UNLOCK_DISPLAY(surface);
if (!vaapi_check_status(status, "vaQuerySurfaceStatus()"))
return FALSE;
if (pstatus)
*pstatus = to_GstVaapiSurfaceStatus(surface_status);
return TRUE;
}
bool VaapiSurface::queryStatus(VaapiSurfaceStatus * pStatus)
{
VASurfaceStatus surfaceStatus;
VAStatus status;
if (!pStatus)
return false;
status = vaQuerySurfaceStatus((VADisplay) m_display->getID(),
(VASurfaceID) m_ID, &surfaceStatus);
if (!checkVaapiStatus(status, "vaQuerySurfaceStatus()"))
return false;
*pStatus = (VaapiSurfaceStatus) toVaapiSurfaceStatus(surfaceStatus);
return true;
}
