Request minimum buffer even if need_pool is FALSE

When tee is used, it will not request a pool, but still it wants to
know how many buffers are required.

https://bugzilla.gnome.org/show_bug.cgi?id=730758
This commit is contained in:
Nicolas Dufresne 2017-09-06 13:55:13 -04:00
parent 5d6fbcb0af
commit 2bf665486e
2 changed files with 20 additions and 24 deletions

View file

@ -1463,6 +1463,7 @@ gst_x_image_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
GstXImageSink *ximagesink = GST_X_IMAGE_SINK (bsink);
GstBufferPool *pool = NULL;
GstCaps *caps;
GstVideoInfo info;
guint size;
gboolean need_pool;
@ -1471,26 +1472,23 @@ gst_x_image_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
if (caps == NULL)
goto no_caps;
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
/* the normal size of a frame */
size = info.size;
if (need_pool) {
GstVideoInfo info;
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
pool = gst_x_image_sink_create_pool (ximagesink, caps, info.size, 0);
/* the normal size of a frame */
size = info.size;
if (pool == NULL)
goto no_pool;
}
if (pool) {
/* we need at least 2 buffer because we hold on to the last one */
gst_query_add_allocation_pool (query, pool, size, 2, 0);
/* we need at least 2 buffer because we hold on to the last one */
gst_query_add_allocation_pool (query, pool, size, 2, 0);
if (pool)
gst_object_unref (pool);
}
/* we also support various metadata */
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);

View file

@ -1051,6 +1051,7 @@ gst_xv_image_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
GstXvImageSink *xvimagesink = GST_XV_IMAGE_SINK (bsink);
GstBufferPool *pool = NULL;
GstCaps *caps;
GstVideoInfo info;
guint size;
gboolean need_pool;
@ -1059,27 +1060,24 @@ gst_xv_image_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
if (caps == NULL)
goto no_caps;
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
/* the normal size of a frame */
size = info.size;
if (need_pool) {
GstVideoInfo info;
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
GST_DEBUG_OBJECT (xvimagesink, "create new pool");
pool = gst_xv_image_sink_create_pool (xvimagesink, caps, info.size, 0);
/* the normal size of a frame */
size = info.size;
if (pool == NULL)
goto no_pool;
}
if (pool) {
/* we need at least 2 buffer because we hold on to the last one */
gst_query_add_allocation_pool (query, pool, size, 2, 0);
/* we need at least 2 buffer because we hold on to the last one */
gst_query_add_allocation_pool (query, pool, size, 2, 0);
if (pool)
gst_object_unref (pool);
}
/* we also support various metadata */
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);