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284 lines
7.9 KiB
C
284 lines
7.9 KiB
C
/* GStreamer
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*
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* Unit tests for glimagesink
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*
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* Copyright (C) 2014 Julien Isorce <j.isorce@samsung.com>
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* Copyright (C) 2016 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/check/gstcheck.h>
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("RGBA"))
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);
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static GstElement *sinkelement = NULL;
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static GstPad *srcpad = NULL;
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#define PAD_FUNC(name, type, param, check) \
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static gpointer do_##name##_func (type * param) { \
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fail_unless (gst_pad_##name (srcpad, param) == check); \
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return NULL; \
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}
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/* *INDENT-OFF* */
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PAD_FUNC (peer_query, GstQuery, query, TRUE)
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PAD_FUNC (push, GstBuffer, buf, GST_FLOW_OK)
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/* *INDENT-ON* */
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/* On OSX it's required to have a main loop running in the
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* main thread while using the display connection.
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* So the call that use this display connection needs to be
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* done in another thread.
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* On other platforms a direct call can be done. */
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#ifdef __APPLE__
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static GMainLoop *loop;
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static GThread *thread;
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static GMutex lock;
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static GCond cond;
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static gboolean
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_unlock_mutex (gpointer * unused)
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{
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g_cond_broadcast (&cond);
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g_mutex_unlock (&lock);
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return G_SOURCE_REMOVE;
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}
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static gpointer
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_thread_main (gpointer * unused)
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{
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g_mutex_lock (&lock);
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g_idle_add ((GSourceFunc) _unlock_mutex, NULL);
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g_main_loop_run (loop);
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g_main_loop_unref (loop);
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loop = NULL;
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return NULL;
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}
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static void
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_start_thread (void)
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{
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loop = g_main_loop_new (NULL, FALSE);
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g_mutex_init (&lock);
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g_cond_init (&cond);
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thread = g_thread_new ("GLOSXTestThread", (GThreadFunc) _thread_main, NULL);
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g_mutex_lock (&lock);
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while (!loop) {
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g_cond_wait (&cond, &lock);
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}
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g_mutex_unlock (&lock);
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}
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static void
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_stop_thread (void)
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{
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g_main_loop_quit (loop);
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g_thread_join (thread);
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g_mutex_clear (&lock);
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g_cond_clear (&cond);
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}
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#endif
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static void
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setup_glimagesink (void)
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{
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GstCaps *caps = NULL;
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sinkelement = gst_check_setup_element ("glimagesink");
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srcpad = gst_check_setup_src_pad (sinkelement, &srctemplate);
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gst_pad_set_active (srcpad, TRUE);
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caps =
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gst_caps_from_string
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("video/x-raw, width=320, height=240, format=RGBA, framerate=30/1");
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gst_check_setup_events (srcpad, sinkelement, caps, GST_FORMAT_TIME);
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gst_caps_unref (caps);
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}
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static void
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cleanup_glimagesink (void)
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{
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gst_element_set_state (sinkelement, GST_STATE_NULL);
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gst_element_get_state (sinkelement, NULL, NULL, GST_CLOCK_TIME_NONE);
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gst_pad_set_active (srcpad, FALSE);
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gst_check_teardown_src_pad (sinkelement);
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gst_check_teardown_element (sinkelement);
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}
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/* Verify that glimagesink releases the buffers it currently
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* owns, upon a drain query. */
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GST_START_TEST (test_query_drain)
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{
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GstBuffer *buf = NULL;
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GstBufferPool *originpool = NULL;
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GstBufferPool *pool = NULL;
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GstCaps *caps = NULL;
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GstQuery *query = NULL;
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GstStructure *config = NULL;
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gint i = 0;
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guint min = 0;
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guint max = 0;
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guint size = 0;
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const gint maxbuffers = 4;
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#ifdef __APPLE__
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_start_thread ();
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#endif
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/* GstBaseSink handles the drain query as well. */
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g_object_set (sinkelement, "enable-last-sample", TRUE, NULL);
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ASSERT_SET_STATE (sinkelement, GST_STATE_PLAYING, GST_STATE_CHANGE_ASYNC);
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caps = gst_pad_get_current_caps (srcpad);
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fail_unless (gst_caps_is_fixed (caps));
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/* Let's retrieve the GstGLBufferPool to change its min
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* and max nb buffers. For that just send an allocation
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* query and change the pool config. */
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query = gst_query_new_allocation (caps, TRUE);
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do_peer_query_func (query);
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fail_unless (gst_query_get_n_allocation_pools (query) == 1);
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gst_query_parse_nth_allocation_pool (query, 0, &originpool, &size, &min,
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&max);
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fail_unless (originpool != NULL);
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gst_query_unref (query);
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config = gst_buffer_pool_get_config (originpool);
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gst_buffer_pool_config_set_params (config, caps, size, maxbuffers,
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maxbuffers);
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fail_unless (gst_buffer_pool_set_config (originpool, config));
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/* The gl pool is setup and ready to be activated. */
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fail_unless (gst_buffer_pool_set_active (originpool, TRUE));
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/* Let's build an upstream pool that will be feed with
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* gl buffers. */
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pool = gst_buffer_pool_new ();
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config = gst_buffer_pool_get_config (pool);
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gst_buffer_pool_config_set_params (config, caps, size, maxbuffers,
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maxbuffers);
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fail_unless (gst_buffer_pool_set_config (pool, config));
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gst_caps_unref (caps);
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fail_unless (gst_buffer_pool_set_active (pool, TRUE));
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/* Unpopulate the pool and forget about its initial buffers
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* It is necessary because the pool has to know there are
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* N outstanding buffers. */
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for (i = 0; i < maxbuffers; ++i) {
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fail_unless (gst_buffer_pool_acquire_buffer (pool, &buf,
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NULL) == GST_FLOW_OK);
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gst_object_replace ((GstObject **) & buf->pool, NULL);
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gst_buffer_unref (buf);
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}
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/* Transfer buffers from the gl pool to the upstream pool. */
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for (i = 0; i < maxbuffers; ++i) {
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fail_unless (gst_buffer_pool_acquire_buffer (originpool, &buf,
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NULL) == GST_FLOW_OK);
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gst_object_replace ((GstObject **) & buf->pool, (GstObject *) pool);
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gst_buffer_unref (buf);
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}
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/* Push a lot of buffers like if a real pipeline was running. */
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for (i = 0; i < 10 * maxbuffers; ++i) {
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fail_unless (gst_buffer_pool_acquire_buffer (pool, &buf,
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NULL) == GST_FLOW_OK);
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do_push_func (buf);
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}
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/* Claim back buffers to the upstream pool. This is the point
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* of this unit test, i.e. this test checks that glimagesink
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* releases the buffers it currently owns, upon drain query. */
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query = gst_query_new_drain ();
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do_peer_query_func (query);
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gst_query_unref (query);
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/* Transfer buffers back to the downstream pool to be release
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* properly. This also make sure that all buffers are returned.
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* Indeed gst_buffer_pool_acquire_buffer is blocking here and
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* we have set a maximum. */
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for (i = 0; i < maxbuffers; ++i) {
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fail_unless (gst_buffer_pool_acquire_buffer (pool, &buf,
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NULL) == GST_FLOW_OK);
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gst_object_replace ((GstObject **) & buf->pool, (GstObject *) originpool);
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gst_buffer_unref (buf);
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}
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fail_unless (gst_buffer_pool_set_active (originpool, FALSE));
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gst_object_unref (originpool);
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/* At this point the gl pool contains all its buffers. We can
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* deactivate it to release the textures. Note that only the gl
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* pool can release the textures properly because it has a
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* reference on the gl context. */
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fail_unless (gst_buffer_pool_set_active (pool, FALSE));
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gst_object_unref (pool);
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#ifdef __APPLE__
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_stop_thread ();
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#endif
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}
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GST_END_TEST;
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static Suite *
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glimagesink_suite (void)
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{
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Suite *s = suite_create ("glimagesink");
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TCase *tc = tcase_create ("general");
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tcase_set_timeout (tc, 5);
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tcase_add_checked_fixture (tc, setup_glimagesink, cleanup_glimagesink);
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tcase_add_test (tc, test_query_drain);
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suite_add_tcase (s, tc);
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return s;
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}
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int
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main (int argc, char **argv)
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{
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Suite *s;
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g_setenv ("GST_GL_XINITTHREADS", "1", TRUE);
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g_setenv ("GST_XINITTHREADS", "1", TRUE);
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gst_check_init (&argc, &argv);
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s = glimagesink_suite ();
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return gst_check_run_suite (s, "glimagesink", __FILE__);
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}
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