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tests: audiodecoder: add unit test for tag handling
https://bugzilla.gnome.org/show_bug.cgi?id=679768
This commit is contained in:
Tim-Philipp Müller
parent
5ccc8432e0
commit
917ea30aaf
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@ -938,6 +938,231 @@ GST_START_TEST (audiodecoder_query_caps_with_custom_getcaps)
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GST_END_TEST;
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static GstTagList *
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pad_get_sticky_tags (GstPad * pad, GstTagScope scope)
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{
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GstTagList *tags = NULL;
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GstEvent *event;
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guint i = 0;
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do {
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event = gst_pad_get_sticky_event (pad, GST_EVENT_TAG, i++);
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if (event == NULL)
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break;
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gst_event_parse_tag (event, &tags);
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if (scope == gst_tag_list_get_scope (tags))
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tags = gst_tag_list_ref (tags);
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else
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tags = NULL;
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gst_event_unref (event);
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}
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while (tags == NULL);
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return tags;
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}
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#define tag_list_peek_string(list,tag,p_s) \
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gst_tag_list_peek_string_index(list,tag,0,p_s)
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/* Check tag transformations and updates */
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GST_START_TEST (audiodecoder_tag_handling)
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{
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GstTagList *global_tags;
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GstTagList *tags;
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GstSegment segment;
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const gchar *s = NULL;
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guint u = 0;
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setup_audiodecodertester (NULL, NULL);
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gst_pad_set_active (mysrcpad, TRUE);
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gst_element_set_state (dec, GST_STATE_PLAYING);
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gst_pad_set_active (mysinkpad, TRUE);
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send_startup_events ();
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/* push a new segment */
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gst_segment_init (&segment, GST_FORMAT_TIME);
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fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_segment (&segment)));
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/* =======================================================================
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* SCENARIO 0: global tags passthrough; check upstream/decoder tag merging
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* ======================================================================= */
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/* push some global tags (these should be passed through and not messed with) */
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global_tags = gst_tag_list_new (GST_TAG_TITLE, "Global", NULL);
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gst_tag_list_set_scope (global_tags, GST_TAG_SCOPE_GLOBAL);
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fail_unless (gst_pad_push_event (mysrcpad,
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gst_event_new_tag (gst_tag_list_ref (global_tags))));
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/* create some (upstream) stream tags */
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tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Upstream Codec",
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GST_TAG_DESCRIPTION, "Upstream Description", NULL);
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gst_tag_list_set_scope (tags, GST_TAG_SCOPE_STREAM);
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fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_tag (tags)));
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tags = NULL;
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/* decoder tags: override/add AUDIO_CODEC, BITRATE and MAXIMUM_BITRATE */
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{
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GstTagList *decoder_tags;
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decoder_tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Decoder Codec",
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GST_TAG_BITRATE, 250000, GST_TAG_MAXIMUM_BITRATE, 255000, NULL);
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gst_audio_decoder_merge_tags (GST_AUDIO_DECODER (dec),
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decoder_tags, GST_TAG_MERGE_REPLACE);
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gst_tag_list_unref (decoder_tags);
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}
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/* push buffer (this will call gst_audio_decoder_merge_tags with the above) */
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fail_unless (gst_pad_push (mysrcpad, create_test_buffer (0)) == GST_FLOW_OK);
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gst_buffer_unref (buffers->data);
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buffers = g_list_delete_link (buffers, buffers);
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/* check global tags: should not have been tampered with */
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tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_GLOBAL);
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fail_unless (tags != NULL);
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GST_INFO ("global tags: %" GST_PTR_FORMAT, tags);
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fail_unless (gst_tag_list_is_equal (tags, global_tags));
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/* check merged stream tags */
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tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
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fail_unless (tags != NULL);
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GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
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/* upstream audio codec should've been replaced with audiodecoder one */
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fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
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fail_unless_equals_string (s, "Decoder Codec");
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/* no upstream bitrate, so audiodecoder one should've been added */
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fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
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fail_unless_equals_int (u, 250000);
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/* no upstream maximum-bitrate, so audiodecoder one should've been added */
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fail_unless (gst_tag_list_get_uint (tags, GST_TAG_MAXIMUM_BITRATE, &u));
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fail_unless_equals_int (u, 255000);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_MAXIMUM_BITRATE) == 1);
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/* upstream description should've been maintained */
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 1);
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/* and that should be all: AUDIO_CODEC, DESCRIPTION, BITRATE, MAX BITRATE */
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fail_unless_equals_int (gst_tag_list_n_tags (tags), 4);
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gst_tag_list_unref (tags);
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s = NULL;
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/* ===================================================================
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* SCENARIO 1: upstream sends updated tags, decoder tags stay the same
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* =================================================================== */
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/* push same upstream stream tags again */
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tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Upstream Codec",
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GST_TAG_DESCRIPTION, "Upstream Description", NULL);
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fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_tag (tags)));
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tags = NULL;
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/* decoder tags are still:
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* audio-codec = "Decoder Codec", bitrate=250000, maximum-bitrate=255000 */
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/* check possibly updated merged stream tags, should be same as before */
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tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
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fail_unless (tags != NULL);
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GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
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/* upstream audio codec still be the one merge-replaced by the subclass */
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fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
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fail_unless_equals_string (s, "Decoder Codec");
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/* no upstream bitrate, so audiodecoder one should've been added */
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fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
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fail_unless_equals_int (u, 250000);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_MAXIMUM_BITRATE) == 1);
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/* upstream description should've been maintained */
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 1);
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/* and that should be all: AUDIO_CODEC, DESCRIPTION, BITRATE, MAX BITRATE */
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fail_unless_equals_int (gst_tag_list_n_tags (tags), 4);
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gst_tag_list_unref (tags);
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s = NULL;
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/* =============================================================
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* SCENARIO 2: decoder updates tags, upstream tags stay the same
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* ============================================================= */
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/* new decoder tags: override AUDIO_CODEC, update/add BITRATE,
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* no MAXIMUM_BITRATE this time (which means it should not appear
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* any longer in the output tags now) (bitrate is a different value now) */
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{
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GstTagList *decoder_tags;
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decoder_tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Decoder Codec",
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GST_TAG_BITRATE, 275000, NULL);
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gst_audio_decoder_merge_tags (GST_AUDIO_DECODER (dec),
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decoder_tags, GST_TAG_MERGE_REPLACE);
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gst_tag_list_unref (decoder_tags);
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}
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/* push another buffer to make decoder update tags */
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fail_unless (gst_pad_push (mysrcpad, create_test_buffer (2)) == GST_FLOW_OK);
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gst_buffer_unref (buffers->data);
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buffers = g_list_delete_link (buffers, buffers);
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/* check updated merged stream tags, the decoder bits should be different */
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tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
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fail_unless (tags != NULL);
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GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
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/* upstream audio codec still replaced by the subclass's (wasn't updated) */
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fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
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fail_unless_equals_string (s, "Decoder Codec");
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/* no upstream bitrate, so audiodecoder one should've been added, was updated */
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fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
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fail_unless_equals_int (u, 275000);
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/* no upstream maximum-bitrate, and audiodecoder removed it now */
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fail_unless (!gst_tag_list_get_uint (tags, GST_TAG_MAXIMUM_BITRATE, &u));
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
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/* upstream description should've been maintained */
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 1);
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/* and that should be all, just AUDIO_CODEC, DESCRIPTION, BITRATE */
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fail_unless_equals_int (gst_tag_list_n_tags (tags), 3);
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gst_tag_list_unref (tags);
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s = NULL;
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/* =================================================================
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* SCENARIO 3: stream-start event should clear upstream tags
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* ================================================================= */
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/* also tests if the stream-start event clears the upstream tags */
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fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_stream_start ("x")));
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/* push another buffer to make decoder update tags */
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fail_unless (gst_pad_push (mysrcpad, create_test_buffer (3)) == GST_FLOW_OK);
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gst_buffer_unref (buffers->data);
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buffers = g_list_delete_link (buffers, buffers);
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/* check updated merged stream tags, should be just decoder tags now */
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tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
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fail_unless (tags != NULL);
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GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
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fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
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fail_unless_equals_string (s, "Decoder Codec");
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fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
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fail_unless_equals_int (u, 275000);
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/* no upstream maximum-bitrate, and audiodecoder removed it now */
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fail_unless (!gst_tag_list_get_uint (tags, GST_TAG_MAXIMUM_BITRATE, &u));
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
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/* no more description tag since no more upstream tags */
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fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 0);
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/* and that should be all, just AUDIO_CODEC, BITRATE */
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fail_unless_equals_int (gst_tag_list_n_tags (tags), 2);
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gst_tag_list_unref (tags);
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s = NULL;
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/* clean up */
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fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()));
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fail_unless (buffers == NULL);
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cleanup_audiodecodertest ();
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gst_tag_list_unref (global_tags);
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}
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GST_END_TEST;
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static Suite *
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gst_audiodecoder_suite (void)
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@ -956,6 +1181,7 @@ gst_audiodecoder_suite (void)
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tcase_add_test (tc, audiodecoder_first_data_is_gap);
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tcase_add_test (tc, audiodecoder_buffer_after_segment);
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tcase_add_test (tc, audiodecoder_output_too_many_frames);
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tcase_add_test (tc, audiodecoder_tag_handling);
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tcase_add_test (tc, audiodecoder_query_caps_with_fixed_caps_peer);
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tcase_add_test (tc, audiodecoder_query_caps_with_range_caps_peer);
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