mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-10-02 08:42:32 +00:00
Code Issues 1 Projects Releases Wiki Activity

playbin: Fix wrong AV element pair selection when rank is very large value

Browse source 
If user set very high rank to an element (e.g., integer max),
integer overflow can happen while multiplication operation

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/690>
This commit is contained in:
Seungha Yang 2020-06-06 20:22:28 +09:00
parent cc516695b0
commit 9c3cff287e
2 changed files with 8 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
gst/playback/gstplaybin2.c
View file

@ -4023,10 +4023,10 @@ avelement_compare (gconstpointer p1, gconstpointer p2)
if (v1->sink && v2->sink) {
fs1 = (GstPluginFeature *) v1->sink;
fs2 = (GstPluginFeature *) v2->sink;
v1_rank =
gst_plugin_feature_get_rank (fd1) * gst_plugin_feature_get_rank (fs1);
v2_rank =
gst_plugin_feature_get_rank (fd2) * gst_plugin_feature_get_rank (fs2);
v1_rank = (gint64) gst_plugin_feature_get_rank (fd1) *
gst_plugin_feature_get_rank (fs1);
v2_rank = (gint64) gst_plugin_feature_get_rank (fd2) *
gst_plugin_feature_get_rank (fs2);
} else {
v1_rank = gst_plugin_feature_get_rank (fd1);
v2_rank = gst_plugin_feature_get_rank (fd2);

8
gst/playback/gstplaybin3.c
View file

@ -3348,10 +3348,10 @@ avelement_compare (gconstpointer p1, gconstpointer p2)
if (v1->sink && v2->sink) {
fs1 = (GstPluginFeature *) v1->sink;
fs2 = (GstPluginFeature *) v2->sink;
v1_rank =
gst_plugin_feature_get_rank (fd1) * gst_plugin_feature_get_rank (fs1);
v2_rank =
gst_plugin_feature_get_rank (fd2) * gst_plugin_feature_get_rank (fs2);
v1_rank = (gint64) gst_plugin_feature_get_rank (fd1) *
gst_plugin_feature_get_rank (fs1);
v2_rank = (gint64) gst_plugin_feature_get_rank (fd2) *
gst_plugin_feature_get_rank (fs2);
} else {
v1_rank = gst_plugin_feature_get_rank (fd1);
v2_rank = gst_plugin_feature_get_rank (fd2);