| /* GStreamer |
| * |
| * Unit tests for protection library. |
| * |
| * Copyright (C) <2015> YouView TV Ltd. |
| * |
| * 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. |
| */ |
| |
| #include <gst/check/gstcheck.h> |
| #include <gst/gstprotection.h> |
| |
| #ifndef GST_PACKAGE_NAME |
| #define GST_PACKAGE_NAME "gstreamer" |
| #endif |
| |
| #ifndef GST_PACKAGE_ORIGIN |
| #define GST_PACKAGE_ORIGIN "https://developer.gnome.org/gstreamer/" |
| #endif |
| |
| static GType gst_protection_test_get_type (void); |
| |
| #define GST_TYPE_PROTECTION_TEST (gst_protection_test_get_type ()) |
| #define GST_PROTECTION_TEST(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PROTECTION_TEST, GstProtectionTest)) |
| #define GST_PROTECTION_TEST_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PROTECTION_TEST, GstProtectionTestClass)) |
| #define GST_IS_PROTECTION_TEST(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PROTECTION_TEST)) |
| #define GST_IS_PROTECTION_TEST_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PROTECTION_TEST)) |
| #define GST_PROTECTION_TEST_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PROTECTION_TEST, GstProtectionTestClass)) |
| #define GST_PROTECTION_TEST_NAME "protection-test" |
| |
| #define CLEARKEY_SYSTEM_ID "78f32170-d883-11e0-9572-0800200c9a66" |
| |
| typedef struct _GstProtectionTest |
| { |
| GstElement parent; |
| |
| gint test; |
| } GstProtectionTest; |
| |
| typedef struct _GstProtectionTestClass |
| { |
| GstElementClass parent_class; |
| } GstProtectionTestClass; |
| |
| typedef struct _PluginInitContext |
| { |
| const gchar *name; |
| guint rank; |
| GType type; |
| } PluginInitContext; |
| |
| static GstStaticPadTemplate gst_decrypt_sink_template = |
| GST_STATIC_PAD_TEMPLATE ("sink", |
| GST_PAD_SINK, |
| GST_PAD_ALWAYS, |
| GST_STATIC_CAPS |
| ("application/x-cenc, original-media-type=(string)video/x-h264, " |
| GST_PROTECTION_SYSTEM_ID_CAPS_FIELD "=(string)" CLEARKEY_SYSTEM_ID) |
| ); |
| |
| static void |
| gst_protection_test_class_init (GObjectClass * klass) |
| { |
| } |
| |
| static void |
| gst_protection_test_base_init (GstProtectionTestClass * klass) |
| { |
| GstElementClass *element_class = GST_ELEMENT_CLASS (klass); |
| |
| gst_element_class_add_pad_template (element_class, |
| gst_static_pad_template_get (&gst_decrypt_sink_template)); |
| |
| gst_element_class_set_metadata (element_class, |
| "Decryptor element for unit tests", |
| GST_ELEMENT_FACTORY_KLASS_DECRYPTOR, |
| "Use in unit tests", "Alex Ashley <alex.ashley@youview.com>"); |
| } |
| |
| static GType |
| gst_protection_test_get_type (void) |
| { |
| static volatile gsize protection_test_type = 0; |
| |
| if (g_once_init_enter (&protection_test_type)) { |
| GType type; |
| const GTypeInfo info = { |
| sizeof (GstProtectionTestClass), |
| (GBaseInitFunc) gst_protection_test_base_init, /* base_init */ |
| NULL, /* base_finalize */ |
| (GClassInitFunc) gst_protection_test_class_init, /* class_init */ |
| NULL, /* class_finalize */ |
| NULL, /* class_data */ |
| sizeof (GstProtectionTest), |
| 0, /* n_preallocs */ |
| NULL, /* instance_init */ |
| NULL /* value_table */ |
| }; |
| type = |
| g_type_register_static (GST_TYPE_ELEMENT, "GstProtectionTest", &info, |
| 0); |
| g_once_init_leave (&protection_test_type, type); |
| } |
| return protection_test_type; |
| } |
| |
| static gboolean |
| protection_plugin_init_func (GstPlugin * plugin, gpointer user_data) |
| { |
| PluginInitContext *context = (PluginInitContext *) user_data; |
| gboolean ret; |
| |
| ret = |
| gst_element_register (plugin, context->name, context->rank, |
| context->type); |
| return ret; |
| } |
| |
| static gboolean |
| protection_create_plugin (GstRegistry * registry, const gchar * name, |
| GType type) |
| { |
| gboolean ret; |
| PluginInitContext context; |
| |
| context.name = name; |
| context.rank = GST_RANK_MARGINAL; |
| context.type = type; |
| ret = gst_plugin_register_static_full (GST_VERSION_MAJOR, /* version */ |
| GST_VERSION_MINOR, /* version */ |
| name, /* name */ |
| "Protection unit test", /* description */ |
| protection_plugin_init_func, /* init function */ |
| "0.0.0", /* version string */ |
| GST_LICENSE_UNKNOWN, /* license */ |
| __FILE__, /* source */ |
| GST_PACKAGE_NAME, /* package */ |
| GST_PACKAGE_ORIGIN, /* origin */ |
| &context /* user_data */ |
| ); |
| return ret; |
| } |
| |
| static void |
| test_setup (void) |
| { |
| GstRegistry *registry; |
| |
| registry = gst_registry_get (); |
| protection_create_plugin (registry, GST_PROTECTION_TEST_NAME, |
| GST_TYPE_PROTECTION_TEST); |
| } |
| |
| static void |
| test_teardown (void) |
| { |
| } |
| |
| |
| GST_START_TEST (test_decryptor_element_class) |
| { |
| GstElement *elem; |
| const gchar *selected_id; |
| const gchar *sys_ids[] = { |
| CLEARKEY_SYSTEM_ID, |
| "69f908af-4816-46ea-910c-cd5dcccb0a3a", |
| "5e629af5-38da-4063-8977-97ffbd9902d4", |
| NULL |
| }; |
| |
| #ifdef DEBUG_PLUGINS |
| GList *list, *walk; |
| |
| list = gst_registry_get_plugin_list (gst_registry_get ()); |
| for (walk = list; walk; walk = g_list_next (walk)) { |
| GstPlugin *plugin = (GstPlugin *) walk->data; |
| g_print ("Element %s\n", gst_plugin_get_name (plugin)); |
| } |
| #endif |
| |
| elem = gst_element_factory_make (GST_PROTECTION_TEST_NAME, NULL); |
| fail_unless (GST_IS_ELEMENT (elem)); |
| |
| selected_id = gst_protection_select_system (sys_ids); |
| fail_if (selected_id == NULL); |
| |
| selected_id = gst_protection_select_system (&sys_ids[1]); |
| fail_unless (selected_id == NULL); |
| |
| selected_id = gst_protection_select_system (&sys_ids[3]); |
| fail_unless (selected_id == NULL); |
| |
| gst_object_unref (elem); |
| } |
| |
| GST_END_TEST; |
| |
| GST_START_TEST (test_protection_metadata) |
| { |
| GstBuffer *buf = NULL; |
| GstBuffer *iv, *kid; |
| GstBuffer *fetched_iv = NULL, *fetched_key_id = NULL; |
| GstStructure *meta_info; |
| GstProtectionMeta *meta = NULL; |
| const GstMetaInfo *info = NULL; |
| const GValue *value; |
| |
| /* Check correct type info is returned */ |
| info = gst_protection_meta_get_info (); |
| fail_unless (info != NULL); |
| fail_unless (info->api == GST_PROTECTION_META_API_TYPE); |
| |
| iv = gst_buffer_new_allocate (NULL, 16, NULL); |
| gst_buffer_memset (iv, 0, 'i', 16); |
| ASSERT_MINI_OBJECT_REFCOUNT (iv, "iv", 1); |
| kid = gst_buffer_new_allocate (NULL, 16, NULL); |
| gst_buffer_memset (kid, 0, 'k', 16); |
| ASSERT_MINI_OBJECT_REFCOUNT (kid, "kid", 1); |
| meta_info = gst_structure_new ("application/x-cenc", |
| "encrypted", G_TYPE_BOOLEAN, TRUE, |
| "iv", GST_TYPE_BUFFER, iv, |
| "iv_size", G_TYPE_UINT, 16, "kid", GST_TYPE_BUFFER, kid, NULL); |
| ASSERT_MINI_OBJECT_REFCOUNT (kid, "kid", 2); |
| ASSERT_MINI_OBJECT_REFCOUNT (iv, "iv", 2); |
| |
| buf = gst_buffer_new_allocate (NULL, 1024, NULL); |
| /* Test attaching protection metadata to buffer */ |
| meta = gst_buffer_add_protection_meta (buf, meta_info); |
| fail_unless (meta != NULL); |
| /* gst_buffer_new_allocate takes ownership of info GstStructure */ |
| ASSERT_MINI_OBJECT_REFCOUNT (buf, "Buffer", 1); |
| |
| /* Test detaching protection metadata from buffer, and check that |
| * contained data is correct */ |
| meta = NULL; |
| meta = gst_buffer_get_protection_meta (buf); |
| fail_unless (meta != NULL); |
| ASSERT_MINI_OBJECT_REFCOUNT (buf, "Buffer", 1); |
| value = gst_structure_get_value (meta->info, "iv"); |
| fail_unless (value != NULL); |
| fetched_iv = gst_value_get_buffer (value); |
| fail_unless (fetched_iv != NULL); |
| fail_unless (gst_buffer_get_size (fetched_iv) == 16); |
| value = gst_structure_get_value (meta->info, "kid"); |
| fail_unless (value != NULL); |
| fetched_key_id = gst_value_get_buffer (value); |
| fail_unless (fetched_key_id != NULL); |
| fail_unless (gst_buffer_get_size (fetched_key_id) == 16); |
| |
| gst_buffer_remove_meta (buf, (GstMeta *) meta); |
| |
| /* Check that refcounts are decremented after metadata is freed */ |
| ASSERT_MINI_OBJECT_REFCOUNT (buf, "Buffer", 1); |
| ASSERT_MINI_OBJECT_REFCOUNT (iv, "IV", 1); |
| ASSERT_MINI_OBJECT_REFCOUNT (kid, "KID", 1); |
| |
| gst_buffer_unref (buf); |
| gst_buffer_unref (iv); |
| gst_buffer_unref (kid); |
| } |
| |
| GST_END_TEST; |
| |
| static Suite * |
| protection_suite (void) |
| { |
| Suite *s = suite_create ("protection library"); |
| TCase *tc_chain = tcase_create ("general"); |
| |
| suite_add_tcase (s, tc_chain); |
| tcase_add_test (tc_chain, test_decryptor_element_class); |
| tcase_add_test (tc_chain, test_protection_metadata); |
| tcase_add_unchecked_fixture (tc_chain, test_setup, test_teardown); |
| |
| return s; |
| } |
| |
| GST_CHECK_MAIN (protection); |