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Request minimum buffer even if need_pool is FALSE

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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 115fb15a40
commit 346474c25d
1 changed files with 11 additions and 9 deletions
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20
ext/qt/gstqtsink.cc
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@ -421,6 +421,7 @@ gst_qt_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
if (caps == NULL)
goto no_caps;
/* FIXME re-using buffer pool breaks renegotiation */
if ((pool = qt_sink->pool))
gst_object_ref (pool);
@ -439,30 +440,31 @@ gst_qt_sink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
pool = NULL;
}
gst_structure_free (config);
}
if (pool == NULL && need_pool) {
} else {
GstVideoInfo info;
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
GST_DEBUG_OBJECT (qt_sink, "create new pool");
pool = gst_gl_buffer_pool_new (qt_sink->context);
/* the normal size of a frame */
size = info.size;
}
if (pool == NULL && need_pool) {
GST_DEBUG_OBJECT (qt_sink, "create new pool");
pool = gst_gl_buffer_pool_new (qt_sink->context);
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, caps, size, 0, 0);
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 */
if (pool) {
gst_query_add_allocation_pool (query, pool, size, 2, 0);
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, 0);