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v4l2object: Allocate pool if needed in decide_allocation

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https://bugzilla.gnome.org/show_bug.cgi?id=720568
This commit is contained in:
Nicolas Dufresne 2013-12-05 18:48:44 -05:00
parent d79eea15fa
commit a77d2a64c1
1 changed files with 8 additions and 0 deletions
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8
sys/v4l2/gstv4l2object.c
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@ -3153,6 +3153,14 @@ gst_v4l2_object_decide_allocation (GstV4l2Object * obj, GstQuery * query)
g_return_val_if_fail (obj->type == V4L2_BUF_TYPE_VIDEO_CAPTURE ||
obj->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, FALSE);
if (obj->pool == NULL) {
GstCaps *caps;
gst_query_parse_allocation (query, &caps, NULL);
if (!gst_v4l2_object_setup_pool (obj, caps))
goto pool_failed;
}
if (gst_query_get_n_allocation_pools (query) > 0) {
gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
update = TRUE;