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a8d6653037
Pools are allowed to change the size in order to adapt padding. So don't check the size. Normally pool will change the size without failing set_config(), but it they endup changing the size before the validate method may fail on a false positive. https://bugzilla.gnome.org/show_bug.cgi?id=741420
290 lines
8.7 KiB
C
290 lines
8.7 KiB
C
/* GStreamer
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* Copyright (C) 2014 Stefan Sauer <ensonic@users.sf.net>
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*
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* gstbufferpool.c: Unit test for GstBufferPool
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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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#include <gst/check/gstcheck.h>
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static GstBufferPool *
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create_pool (guint size, guint min_buf, guint max_buf)
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{
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GstBufferPool *pool = gst_buffer_pool_new ();
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GstStructure *conf = gst_buffer_pool_get_config (pool);
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GstCaps *caps = gst_caps_new_empty_simple ("test/data");
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gst_buffer_pool_config_set_params (conf, caps, size, min_buf, max_buf);
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gst_buffer_pool_set_config (pool, conf);
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gst_caps_unref (caps);
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return pool;
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}
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GST_START_TEST (test_new_buffer_from_empty_pool)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstBuffer *buf = NULL;
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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fail_if (buf == NULL, "acquiring buffer returned NULL");
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gst_buffer_unref (buf);
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gst_buffer_pool_set_active (pool, FALSE);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_buffer_is_recycled)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstBuffer *buf = NULL, *prev;
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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prev = buf;
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gst_buffer_unref (buf);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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fail_unless (buf == prev, "got a fresh buffer instead of previous");
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gst_buffer_unref (buf);
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gst_buffer_pool_set_active (pool, FALSE);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_buffer_out_of_order_reuse)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstBuffer *buf1 = NULL, *buf2 = NULL, *prev;
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_acquire_buffer (pool, &buf1, NULL);
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gst_buffer_pool_acquire_buffer (pool, &buf2, NULL);
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prev = buf2;
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gst_buffer_unref (buf2);
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gst_buffer_pool_acquire_buffer (pool, &buf2, NULL);
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fail_unless (buf2 == prev, "got a fresh buffer instead of previous");
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gst_buffer_unref (buf1);
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gst_buffer_unref (buf2);
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gst_buffer_pool_set_active (pool, FALSE);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_pool_config_buffer_size)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstBuffer *buf = NULL;
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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ck_assert_int_eq (gst_buffer_get_size (buf), 10);
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gst_buffer_unref (buf);
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gst_buffer_pool_set_active (pool, FALSE);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_inactive_pool_returns_flushing)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstFlowReturn ret;
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GstBuffer *buf = NULL;
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ret = gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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ck_assert_int_eq (ret, GST_FLOW_FLUSHING);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_buffer_modify_discard)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstBuffer *buf = NULL, *prev;
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GstMemory *mem;
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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prev = buf;
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/* remove all memory, pool should not reuse this buffer */
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gst_buffer_remove_all_memory (buf);
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gst_buffer_unref (buf);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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fail_if (buf == prev, "got a reused buffer instead of new one");
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prev = buf;
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/* do resize, pool should not reuse this buffer */
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gst_buffer_resize (buf, 5, 2);
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gst_buffer_unref (buf);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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fail_if (buf == prev, "got a reused buffer instead of new one");
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prev = buf;
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/* keep ref to memory, not exclusive so pool should reuse this buffer */
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mem = gst_buffer_get_memory (buf, 0);
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gst_buffer_unref (buf);
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gst_memory_unref (mem);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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fail_unless (buf == prev, "got a fresh buffer instead of previous");
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mem = gst_buffer_get_memory (buf, 0);
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/* exclusive lock so pool should not reuse this buffer */
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gst_memory_lock (mem, GST_LOCK_FLAG_EXCLUSIVE);
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gst_buffer_unref (buf);
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gst_memory_unlock (mem, GST_LOCK_FLAG_EXCLUSIVE);
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gst_memory_unref (mem);
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gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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fail_if (buf == prev, "got a reused buffer instead of new one");
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gst_buffer_unref (buf);
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gst_buffer_pool_set_active (pool, FALSE);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_pool_activation_and_config)
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{
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GstBufferPool *pool = gst_buffer_pool_new ();
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GstStructure *config = gst_buffer_pool_get_config (pool);
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GstCaps *caps = gst_caps_new_empty_simple ("test/data");
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GstBuffer *buffer = NULL;
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/* unconfigured pool cannot be activated */
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fail_if (gst_buffer_pool_set_active (pool, TRUE));
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gst_buffer_pool_config_set_params (config, caps, 10, 10, 0);
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fail_unless (gst_buffer_pool_set_config (pool, config));
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fail_unless (gst_buffer_pool_set_active (pool, TRUE));
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/* setting the same config on an active pool is ok */
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config = gst_buffer_pool_get_config (pool);
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fail_unless (gst_buffer_pool_set_config (pool, config));
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/* setting a different config should deactivate the pool */
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config = gst_buffer_pool_get_config (pool);
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gst_buffer_pool_config_set_params (config, caps, 12, 10, 0);
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fail_unless (gst_buffer_pool_set_config (pool, config));
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fail_if (gst_buffer_pool_is_active (pool));
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/* though it should fail if there is outstanding buffers */
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_acquire_buffer (pool, &buffer, NULL);
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fail_if (buffer == NULL);
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config = gst_buffer_pool_get_config (pool);
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gst_buffer_pool_config_set_params (config, caps, 10, 10, 0);
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fail_if (gst_buffer_pool_set_config (pool, config));
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/* and work when last buffer is back */
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config = gst_buffer_pool_get_config (pool);
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gst_buffer_pool_config_set_params (config, caps, 10, 10, 0);
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gst_buffer_unref (buffer);
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fail_unless (gst_buffer_pool_set_config (pool, config));
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fail_unless (gst_buffer_pool_set_active (pool, TRUE));
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gst_buffer_pool_set_active (pool, FALSE);
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gst_object_unref (pool);
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gst_caps_unref (caps);
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}
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GST_END_TEST;
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GST_START_TEST (test_pool_config_validate)
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{
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GstBufferPool *pool = create_pool (5, 4, 30);
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GstStructure *config = gst_buffer_pool_get_config (pool);
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GstCaps *caps = gst_caps_new_empty_simple ("test/data");
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fail_unless (gst_buffer_pool_config_validate_params (config, caps, 5, 4, 0));
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fail_unless (gst_buffer_pool_config_validate_params (config, caps, 5, 2, 0));
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fail_unless (gst_buffer_pool_config_validate_params (config, caps, 4, 4, 0));
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fail_if (gst_buffer_pool_config_validate_params (config, caps, 5, 6, 0));
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gst_caps_unref (caps);
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caps = gst_caps_new_empty_simple ("test/data2");
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fail_if (gst_buffer_pool_config_validate_params (config, caps, 5, 4, 0));
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gst_caps_unref (caps);
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gst_structure_free (config);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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GST_START_TEST (test_flushing_pool_returns_flushing)
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{
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GstBufferPool *pool = create_pool (10, 0, 0);
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GstFlowReturn ret;
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GstBuffer *buf = NULL;
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gst_buffer_pool_set_active (pool, TRUE);
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gst_buffer_pool_set_flushing (pool, TRUE);
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ret = gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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ck_assert_int_eq (ret, GST_FLOW_FLUSHING);
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gst_buffer_pool_set_flushing (pool, FALSE);
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ret = gst_buffer_pool_acquire_buffer (pool, &buf, NULL);
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ck_assert_int_eq (ret, GST_FLOW_OK);
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gst_buffer_unref (buf);
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gst_object_unref (pool);
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}
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GST_END_TEST;
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static Suite *
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gst_buffer_pool_suite (void)
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{
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Suite *s = suite_create ("GstBufferPool");
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TCase *tc_chain = tcase_create ("buffer_pool tests");
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tcase_set_timeout (tc_chain, 0);
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_new_buffer_from_empty_pool);
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tcase_add_test (tc_chain, test_buffer_is_recycled);
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tcase_add_test (tc_chain, test_buffer_out_of_order_reuse);
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tcase_add_test (tc_chain, test_pool_config_buffer_size);
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tcase_add_test (tc_chain, test_inactive_pool_returns_flushing);
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tcase_add_test (tc_chain, test_buffer_modify_discard);
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tcase_add_test (tc_chain, test_pool_activation_and_config);
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tcase_add_test (tc_chain, test_pool_config_validate);
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tcase_add_test (tc_chain, test_flushing_pool_returns_flushing);
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return s;
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}
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GST_CHECK_MAIN (gst_buffer_pool);
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