mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-12-28 03:00:35 +00:00
Code Issues 1 Projects Releases Wiki Activity

msdk: manage child sessions on parent GstMsdkContext

Browse source 
Sometimes parent context is released before its children get released.
In this case MFXClose of parent session fails.

To make sure that child sessions are closed before closing a parent
session,
Parent context needs to manage child sessions and close them first when
it's released.

https://bugzilla.gnome.org/show_bug.cgi?id=793412
This commit is contained in:
Hyunjun Ko 2018-03-08 11:38:30 -09:00 committed by Sreerenj Balachandran
parent 37ef61586a
commit c9faf0d612
1 changed files with 19 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

22
sys/msdk/gstmsdkcontext.c
View file

@ -59,6 +59,7 @@ struct _GstMsdkContextPrivate
GstMsdkContextJobType job_type;
gint shared_async_depth;
GMutex mutex;
GList *child_session_list;
#ifndef _WIN32
gint fd;
VADisplay dpy;
@ -213,16 +214,29 @@ gst_msdk_context_init (GstMsdkContext * context)
g_mutex_init (&priv->mutex);
}
static void
release_child_session (gpointer session)
{
mfxStatus status;
mfxSession _session = session;
status = MFXDisjoinSession (_session);
if (status != MFX_ERR_NONE)
GST_WARNING ("failed to disjoin (%s)", msdk_status_to_string (status));
msdk_close_session (_session);
}
static void
gst_msdk_context_finalize (GObject * obj)
{
GstMsdkContext *context = GST_MSDK_CONTEXT_CAST (obj);
GstMsdkContextPrivate *priv = context->priv;
if (priv->is_joined) {
MFXDisjoinSession (priv->session);
/* child sessions will be closed when the parent session is closed */
if (priv->is_joined)
goto done;
}
else
g_list_free_full (priv->child_session_list, release_child_session);
msdk_close_session (priv->session);
g_mutex_clear (&priv->mutex);
@ -284,6 +298,8 @@ gst_msdk_context_new_with_parent (GstMsdkContext * parent)
priv->is_joined = TRUE;
priv->hardware = parent_priv->hardware;
priv->job_type = parent_priv->job_type;
parent_priv->child_session_list =
g_list_prepend (parent_priv->child_session_list, priv->session);
#ifndef _WIN32
priv->dpy = parent_priv->dpy;
priv->fd = parent_priv->fd;