Commit 917ea30a authored by Tim-Philipp Müller's avatar Tim-Philipp Müller 🐠

tests: audiodecoder: add unit test for tag handling

https://bugzilla.gnome.org/show_bug.cgi?id=679768
parent 5ccc8432
......@@ -938,6 +938,231 @@ GST_START_TEST (audiodecoder_query_caps_with_custom_getcaps)
GST_END_TEST;
static GstTagList *
pad_get_sticky_tags (GstPad * pad, GstTagScope scope)
{
GstTagList *tags = NULL;
GstEvent *event;
guint i = 0;
do {
event = gst_pad_get_sticky_event (pad, GST_EVENT_TAG, i++);
if (event == NULL)
break;
gst_event_parse_tag (event, &tags);
if (scope == gst_tag_list_get_scope (tags))
tags = gst_tag_list_ref (tags);
else
tags = NULL;
gst_event_unref (event);
}
while (tags == NULL);
return tags;
}
#define tag_list_peek_string(list,tag,p_s) \
gst_tag_list_peek_string_index(list,tag,0,p_s)
/* Check tag transformations and updates */
GST_START_TEST (audiodecoder_tag_handling)
{
GstTagList *global_tags;
GstTagList *tags;
GstSegment segment;
const gchar *s = NULL;
guint u = 0;
setup_audiodecodertester (NULL, NULL);
gst_pad_set_active (mysrcpad, TRUE);
gst_element_set_state (dec, GST_STATE_PLAYING);
gst_pad_set_active (mysinkpad, TRUE);
send_startup_events ();
/* push a new segment */
gst_segment_init (&segment, GST_FORMAT_TIME);
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_segment (&segment)));
/* =======================================================================
* SCENARIO 0: global tags passthrough; check upstream/decoder tag merging
* ======================================================================= */
/* push some global tags (these should be passed through and not messed with) */
global_tags = gst_tag_list_new (GST_TAG_TITLE, "Global", NULL);
gst_tag_list_set_scope (global_tags, GST_TAG_SCOPE_GLOBAL);
fail_unless (gst_pad_push_event (mysrcpad,
gst_event_new_tag (gst_tag_list_ref (global_tags))));
/* create some (upstream) stream tags */
tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Upstream Codec",
GST_TAG_DESCRIPTION, "Upstream Description", NULL);
gst_tag_list_set_scope (tags, GST_TAG_SCOPE_STREAM);
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_tag (tags)));
tags = NULL;
/* decoder tags: override/add AUDIO_CODEC, BITRATE and MAXIMUM_BITRATE */
{
GstTagList *decoder_tags;
decoder_tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Decoder Codec",
GST_TAG_BITRATE, 250000, GST_TAG_MAXIMUM_BITRATE, 255000, NULL);
gst_audio_decoder_merge_tags (GST_AUDIO_DECODER (dec),
decoder_tags, GST_TAG_MERGE_REPLACE);
gst_tag_list_unref (decoder_tags);
}
/* push buffer (this will call gst_audio_decoder_merge_tags with the above) */
fail_unless (gst_pad_push (mysrcpad, create_test_buffer (0)) == GST_FLOW_OK);
gst_buffer_unref (buffers->data);
buffers = g_list_delete_link (buffers, buffers);
/* check global tags: should not have been tampered with */
tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_GLOBAL);
fail_unless (tags != NULL);
GST_INFO ("global tags: %" GST_PTR_FORMAT, tags);
fail_unless (gst_tag_list_is_equal (tags, global_tags));
/* check merged stream tags */
tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
fail_unless (tags != NULL);
GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
/* upstream audio codec should've been replaced with audiodecoder one */
fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
fail_unless_equals_string (s, "Decoder Codec");
/* no upstream bitrate, so audiodecoder one should've been added */
fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
fail_unless_equals_int (u, 250000);
/* no upstream maximum-bitrate, so audiodecoder one should've been added */
fail_unless (gst_tag_list_get_uint (tags, GST_TAG_MAXIMUM_BITRATE, &u));
fail_unless_equals_int (u, 255000);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_MAXIMUM_BITRATE) == 1);
/* upstream description should've been maintained */
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 1);
/* and that should be all: AUDIO_CODEC, DESCRIPTION, BITRATE, MAX BITRATE */
fail_unless_equals_int (gst_tag_list_n_tags (tags), 4);
gst_tag_list_unref (tags);
s = NULL;
/* ===================================================================
* SCENARIO 1: upstream sends updated tags, decoder tags stay the same
* =================================================================== */
/* push same upstream stream tags again */
tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Upstream Codec",
GST_TAG_DESCRIPTION, "Upstream Description", NULL);
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_tag (tags)));
tags = NULL;
/* decoder tags are still:
* audio-codec = "Decoder Codec", bitrate=250000, maximum-bitrate=255000 */
/* check possibly updated merged stream tags, should be same as before */
tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
fail_unless (tags != NULL);
GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
/* upstream audio codec still be the one merge-replaced by the subclass */
fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
fail_unless_equals_string (s, "Decoder Codec");
/* no upstream bitrate, so audiodecoder one should've been added */
fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
fail_unless_equals_int (u, 250000);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_MAXIMUM_BITRATE) == 1);
/* upstream description should've been maintained */
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 1);
/* and that should be all: AUDIO_CODEC, DESCRIPTION, BITRATE, MAX BITRATE */
fail_unless_equals_int (gst_tag_list_n_tags (tags), 4);
gst_tag_list_unref (tags);
s = NULL;
/* =============================================================
* SCENARIO 2: decoder updates tags, upstream tags stay the same
* ============================================================= */
/* new decoder tags: override AUDIO_CODEC, update/add BITRATE,
* no MAXIMUM_BITRATE this time (which means it should not appear
* any longer in the output tags now) (bitrate is a different value now) */
{
GstTagList *decoder_tags;
decoder_tags = gst_tag_list_new (GST_TAG_AUDIO_CODEC, "Decoder Codec",
GST_TAG_BITRATE, 275000, NULL);
gst_audio_decoder_merge_tags (GST_AUDIO_DECODER (dec),
decoder_tags, GST_TAG_MERGE_REPLACE);
gst_tag_list_unref (decoder_tags);
}
/* push another buffer to make decoder update tags */
fail_unless (gst_pad_push (mysrcpad, create_test_buffer (2)) == GST_FLOW_OK);
gst_buffer_unref (buffers->data);
buffers = g_list_delete_link (buffers, buffers);
/* check updated merged stream tags, the decoder bits should be different */
tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
fail_unless (tags != NULL);
GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
/* upstream audio codec still replaced by the subclass's (wasn't updated) */
fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
fail_unless_equals_string (s, "Decoder Codec");
/* no upstream bitrate, so audiodecoder one should've been added, was updated */
fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
fail_unless_equals_int (u, 275000);
/* no upstream maximum-bitrate, and audiodecoder removed it now */
fail_unless (!gst_tag_list_get_uint (tags, GST_TAG_MAXIMUM_BITRATE, &u));
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
/* upstream description should've been maintained */
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 1);
/* and that should be all, just AUDIO_CODEC, DESCRIPTION, BITRATE */
fail_unless_equals_int (gst_tag_list_n_tags (tags), 3);
gst_tag_list_unref (tags);
s = NULL;
/* =================================================================
* SCENARIO 3: stream-start event should clear upstream tags
* ================================================================= */
/* also tests if the stream-start event clears the upstream tags */
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_stream_start ("x")));
/* push another buffer to make decoder update tags */
fail_unless (gst_pad_push (mysrcpad, create_test_buffer (3)) == GST_FLOW_OK);
gst_buffer_unref (buffers->data);
buffers = g_list_delete_link (buffers, buffers);
/* check updated merged stream tags, should be just decoder tags now */
tags = pad_get_sticky_tags (mysinkpad, GST_TAG_SCOPE_STREAM);
fail_unless (tags != NULL);
GST_INFO ("stream tags: %" GST_PTR_FORMAT, tags);
fail_unless (tag_list_peek_string (tags, GST_TAG_AUDIO_CODEC, &s));
fail_unless_equals_string (s, "Decoder Codec");
fail_unless (gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &u));
fail_unless_equals_int (u, 275000);
/* no upstream maximum-bitrate, and audiodecoder removed it now */
fail_unless (!gst_tag_list_get_uint (tags, GST_TAG_MAXIMUM_BITRATE, &u));
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_AUDIO_CODEC) == 1);
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_BITRATE) == 1);
/* no more description tag since no more upstream tags */
fail_unless (gst_tag_list_get_tag_size (tags, GST_TAG_DESCRIPTION) == 0);
/* and that should be all, just AUDIO_CODEC, BITRATE */
fail_unless_equals_int (gst_tag_list_n_tags (tags), 2);
gst_tag_list_unref (tags);
s = NULL;
/* clean up */
fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()));
fail_unless (buffers == NULL);
cleanup_audiodecodertest ();
gst_tag_list_unref (global_tags);
}
GST_END_TEST;
static Suite *
gst_audiodecoder_suite (void)
......@@ -956,6 +1181,7 @@ gst_audiodecoder_suite (void)
tcase_add_test (tc, audiodecoder_first_data_is_gap);
tcase_add_test (tc, audiodecoder_buffer_after_segment);
tcase_add_test (tc, audiodecoder_output_too_many_frames);
tcase_add_test (tc, audiodecoder_tag_handling);
tcase_add_test (tc, audiodecoder_query_caps_with_fixed_caps_peer);
tcase_add_test (tc, audiodecoder_query_caps_with_range_caps_peer);
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment