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 2017-09-05 16:20:44 -04:00
parent 38b5a9bf33
commit 6669ccdae5

View file

@ -202,6 +202,7 @@ gst_gtk_gl_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
GstBufferPool *pool = NULL;
GstStructure *config;
GstCaps *caps;
GstVideoInfo info;
guint size;
gboolean need_pool;
GstStructure *allocation_meta = NULL;
@ -215,18 +216,16 @@ gst_gtk_gl_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 (gtk_sink, "create new pool");
pool = gst_gl_buffer_pool_new (gtk_sink->context);
/* the normal size of a frame */
size = info.size;
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, caps, size, 0, 0);
gst_buffer_pool_config_add_option (config,
@ -234,12 +233,13 @@ gst_gtk_gl_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
if (!gst_buffer_pool_set_config (pool, config))
goto config_failed;
/* we need at least 2 buffer because we hold on to the last one */
gst_query_add_allocation_pool (query, pool, size, 2, 0);
gst_object_unref (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);
if (pool)
gst_object_unref (pool);
GST_OBJECT_LOCK (gtk_sink);
display_width = gtk_sink->display_width;
display_height = gtk_sink->display_height;