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videofilter: improve propose_allocation

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When we are in passthrough, call the parent implementation. Otherwise we have to
suggest allocation parameters ourselves.
This commit is contained in:
Wim Taymans 2012-02-22 15:27:59 +01:00
parent 17715ac8ae
commit 18e45a8a5f
1 changed files with 6 additions and 1 deletions
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7
gst-libs/gst/video/gstvideofilter.c
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@ -53,7 +53,8 @@ G_DEFINE_ABSTRACT_TYPE (GstVideoFilter, gst_video_filter,
/* Answer the allocation query downstream. This is only called for /* Answer the allocation query downstream. This is only called for
* non-passthrough cases */ * non-passthrough cases */
static gboolean static gboolean
gst_video_filter_propose_allocation (GstBaseTransform * trans, GstQuery * query) gst_video_filter_propose_allocation (GstBaseTransform * trans,
gboolean passthrough, GstQuery * query)
{ {
GstVideoFilter *filter = GST_VIDEO_FILTER_CAST (trans); GstVideoFilter *filter = GST_VIDEO_FILTER_CAST (trans);
GstVideoInfo info; GstVideoInfo info;
@ -62,6 +63,10 @@ gst_video_filter_propose_allocation (GstBaseTransform * trans, GstQuery * query)
gboolean need_pool; gboolean need_pool;
guint size; guint size;
if (passthrough)
return GST_BASE_TRANSFORM_CLASS (parent_class)->propose_allocation (trans,
passthrough, query);
gst_query_parse_allocation (query, &caps, &need_pool); gst_query_parse_allocation (query, &caps, &need_pool);
if (caps == NULL) if (caps == NULL)