diff --git a/tests/check/elements/glimagesink.c b/tests/check/elements/glimagesink.c new file mode 100644 index 0000000000..3c6bb8d30d --- /dev/null +++ b/tests/check/elements/glimagesink.c @@ -0,0 +1,236 @@ +/* GStreamer + * + * Unit tests for glimagesink + * + * Copyright (C) 2014 Julien Isorce + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include +#include + +static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src", + GST_PAD_SRC, + GST_PAD_ALWAYS, + GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("RGBA")) + ); + +static GMainLoop *loop = NULL; +static GstElement *sinkelement = NULL; +static GstPad *srcpad = NULL; + +/* On OSX it's required to have a main loop running in the + * main thread while using the display connection. + * So the call that use this display connection needs to be + * done in another thread. + * On other platforms a direct call can be done. */ + +#ifdef __APPLE__ +#define DO_CALL(func, data) G_STMT_START { \ + GThread *thread = g_thread_new (NULL, \ + (GThreadFunc) func, data); \ + g_main_loop_run (loop); \ + g_thread_join (thread); \ + thread = NULL; \ +} G_STMT_END +#else +#define DO_CALL(func, data) func (data) +#endif + +#define PAD_FUNC(name, type, param, check) \ + static gpointer do_##name##_func (type * param) { \ + fail_unless (gst_pad_##name (srcpad, param) == check); \ + if (loop) \ + g_main_loop_quit (loop); \ + return NULL; \ +} + +/* *INDENT-OFF* */ +PAD_FUNC (peer_query, GstQuery, query, TRUE) +PAD_FUNC (push, GstBuffer, buf, GST_FLOW_OK) +/* *INDENT-ON* */ + +static void +setup_glimagesink (void) +{ + GstCaps *caps = NULL; + + sinkelement = gst_check_setup_element ("glimagesink"); + srcpad = gst_check_setup_src_pad (sinkelement, &srctemplate); + gst_pad_set_active (srcpad, TRUE); + + caps = + gst_caps_from_string + ("video/x-raw, width=320, height=240, format=RGBA, framerate=30/1"); + gst_check_setup_events (srcpad, sinkelement, caps, GST_FORMAT_TIME); + gst_caps_unref (caps); +} + +static void +cleanup_glimagesink (void) +{ + gst_element_set_state (sinkelement, GST_STATE_NULL); + gst_element_get_state (sinkelement, NULL, NULL, GST_CLOCK_TIME_NONE); + gst_pad_set_active (srcpad, FALSE); + gst_check_teardown_src_pad (sinkelement); + gst_check_teardown_element (sinkelement); +} + +/* Verify that glimagesink releases the buffers it currently + * owns, upon a drain query. */ +GST_START_TEST (test_query_drain) +{ + GstBuffer *buf = NULL; + GstBufferPool *originpool = NULL; + GstBufferPool *pool = NULL; + GstCaps *caps = NULL; + GstQuery *query = NULL; + GstStructure *config = NULL; + gint i = 0; + guint min = 0; + guint max = 0; + guint size = 0; + const gint maxbuffers = 4; + +#ifdef __APPLE__ + loop = g_main_loop_new (NULL, FALSE); +#endif + + setup_glimagesink (); + + /* GstBaseSink handles the drain query as well. */ + g_object_set (sinkelement, "enable-last-sample", TRUE, NULL); + + ASSERT_SET_STATE (sinkelement, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC); + + caps = gst_pad_get_current_caps (srcpad); + fail_unless (gst_caps_is_fixed (caps)); + + /* Let's retreive the GstGLBufferPool to change its min + * and max nb buffers. For that just send an allocation + * query and change the pool config. */ + query = gst_query_new_allocation (caps, TRUE); + DO_CALL (do_peer_query_func, query); + + fail_unless (gst_query_get_n_allocation_pools (query) == 1); + + gst_query_parse_nth_allocation_pool (query, 0, &originpool, &size, &min, + &max); + fail_unless (originpool != NULL); + gst_query_unref (query); + + config = gst_buffer_pool_get_config (originpool); + gst_buffer_pool_config_set_params (config, caps, size, maxbuffers, + maxbuffers); + fail_unless (gst_buffer_pool_set_config (originpool, config)); + + /* The gl pool is setup and ready to be activated. */ + fail_unless (gst_buffer_pool_set_active (originpool, TRUE)); + + /* Let's build an upstream pool that will be feed with + * gl buffers. */ + pool = gst_buffer_pool_new (); + config = gst_buffer_pool_get_config (pool); + gst_buffer_pool_config_set_params (config, caps, size, maxbuffers, + maxbuffers); + fail_unless (gst_buffer_pool_set_config (pool, config)); + gst_caps_unref (caps); + + fail_unless (gst_buffer_pool_set_active (pool, TRUE)); + + /* Unpopulate the pool and forget about its initial buffers + * It is necessary because the pool has to know there are + * N outstanding buffers. */ + for (i = 0; i < maxbuffers; ++i) { + fail_unless (gst_buffer_pool_acquire_buffer (pool, &buf, + NULL) == GST_FLOW_OK); + gst_object_replace ((GstObject **) & buf->pool, NULL); + gst_buffer_unref (buf); + } + + /* Transfer buffers from the gl pool to the upstream pool. */ + for (i = 0; i < maxbuffers; ++i) { + fail_unless (gst_buffer_pool_acquire_buffer (originpool, &buf, + NULL) == GST_FLOW_OK); + gst_object_replace ((GstObject **) & buf->pool, (GstObject *) pool); + gst_buffer_unref (buf); + } + + /* Push a lot of buffers like if a real pipeline was running. */ + for (i = 0; i < 10 * maxbuffers; ++i) { + fail_unless (gst_buffer_pool_acquire_buffer (pool, &buf, + NULL) == GST_FLOW_OK); + DO_CALL (do_push_func, buf); + } + + /* Claim back buffers to the upstream pool. This is the point + * of this unit test, i.e. this test checks that glimagesink + * releases the buffers it currently owns, upon drain query. */ + query = gst_query_new_drain (); + DO_CALL (do_peer_query_func, query); + + /* Transfer buffers back to the downstream pool to be release + * properly. This also make sure that all buffers are returned. + * Indeed gst_buffer_pool_acquire_buffer is blocking here and + * we have set a maximum. */ + for (i = 0; i < maxbuffers; ++i) { + fail_unless (gst_buffer_pool_acquire_buffer (pool, &buf, + NULL) == GST_FLOW_OK); + gst_object_replace ((GstObject **) & buf->pool, (GstObject *) originpool); + gst_buffer_unref (buf); + } + + fail_unless (gst_buffer_pool_set_active (originpool, FALSE)); + gst_object_unref (originpool); + + /* At this point the gl pool contains all its buffers. We can + * inactivate it to release the textures. Note that only the gl + * pool can release the textures properly because it has a + * reference on the gl context. */ + fail_unless (gst_buffer_pool_set_active (pool, FALSE)); + gst_object_unref (pool); + + cleanup_glimagesink (); + + if (loop) + g_main_loop_unref (loop); +} + +GST_END_TEST; + +static Suite * +glimagesink_suite (void) +{ + Suite *s = suite_create ("glimagesink"); + TCase *tc = tcase_create ("general"); + + tcase_set_timeout (tc, 5); + + tcase_add_checked_fixture (tc, setup_glimagesink, NULL); + tcase_add_test (tc, test_query_drain); + suite_add_tcase (s, tc); + + return s; +} + +GST_CHECK_MAIN (glimagesink)