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/* GStreamer
*
* unit test for qtdemux
*
* Copyright (C) <2016> Edward Hervey <edward@centricular.com>
*
* 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 "qtdemux.h"
typedef struct
{
GstPad *srcpad;
guint expected_size;
GstClockTime expected_time;
} CommonTestData;
static GstPadProbeReturn
qtdemux_probe (GstPad * pad, GstPadProbeInfo * info, CommonTestData * data)
{
GstBuffer *buf = GST_PAD_PROBE_INFO_BUFFER (info);
fail_unless_equals_int (gst_buffer_get_size (buf), data->expected_size);
fail_unless_equals_uint64 (GST_BUFFER_PTS (buf), data->expected_time);
gst_buffer_unref (buf);
return GST_PAD_PROBE_HANDLED;
}
static void
qtdemux_pad_added_cb (GstElement * element, GstPad * pad, CommonTestData * data)
{
data->srcpad = pad;
gst_pad_add_probe (pad, GST_PAD_PROBE_TYPE_BUFFER,
(GstPadProbeCallback) qtdemux_probe, data, NULL);
}
GST_START_TEST (test_qtdemux_input_gap)
{
GstElement *qtdemux;
GstPad *sinkpad;
CommonTestData data = { 0, };
GstBuffer *inbuf;
GstSegment segment;
GstEvent *event;
guint i, offset;
GstClockTime pts;
/* The goal of this test is to check that qtdemux can properly handle
* fragmented input from dashdemux, with gaps in it.
*
* Input segment :
* - TIME
* Input buffers :
* - The offset is set on buffers, it corresponds to the offset
* within the current fragment.
* - Buffer of the beginning of a fragment has the PTS set, others
* don't.
* - By extension, the beginning of a fragment also has an offset
* of 0.
*/
qtdemux = gst_element_factory_make ("qtdemux", NULL);
gst_element_set_state (qtdemux, GST_STATE_PLAYING);
sinkpad = gst_element_get_static_pad (qtdemux, "sink");
/* We'll want to know when the source pad is added */
g_signal_connect (qtdemux, "pad-added", (GCallback) qtdemux_pad_added_cb,
&data);
/* Send the initial STREAM_START and segment (TIME) event */
event = gst_event_new_stream_start ("TEST");
GST_DEBUG ("Pushing stream-start event");
fail_unless (gst_pad_send_event (sinkpad, event) == TRUE);
gst_segment_init (&segment, GST_FORMAT_TIME);
event = gst_event_new_segment (&segment);
GST_DEBUG ("Pushing segment event");
fail_unless (gst_pad_send_event (sinkpad, event) == TRUE);
/* Feed the init buffer, should create the source pad */
inbuf = gst_buffer_new_and_alloc (init_mp4_len);
gst_buffer_fill (inbuf, 0, init_mp4, init_mp4_len);
GST_BUFFER_PTS (inbuf) = 0;
GST_BUFFER_OFFSET (inbuf) = 0;
GST_DEBUG ("Pushing header buffer");
fail_unless (gst_pad_chain (sinkpad, inbuf) == GST_FLOW_OK);
/* Now send the trun of the first fragment */
inbuf = gst_buffer_new_and_alloc (seg_1_moof_size);
gst_buffer_fill (inbuf, 0, seg_1_m4f, seg_1_moof_size);
GST_BUFFER_PTS (inbuf) = 0;
GST_BUFFER_OFFSET (inbuf) = 0;
GST_DEBUG ("Pushing trun buffer");
fail_unless (gst_pad_chain (sinkpad, inbuf) == GST_FLOW_OK);
fail_if (data.srcpad == NULL);
/* We are now ready to send some buffers with gaps */
offset = seg_1_sample_0_offset;
pts = 0;
GST_DEBUG ("Pushing gap'ed buffers");
for (i = 0; i < 129; i++) {
/* Let's send one every 3 */
if ((i % 3) == 0) {
GST_DEBUG ("Pushing buffer #%d offset:%" G_GUINT32_FORMAT, i, offset);
inbuf = gst_buffer_new_and_alloc (seg_1_sample_sizes[i]);
gst_buffer_fill (inbuf, 0, seg_1_m4f + offset, seg_1_sample_sizes[i]);
GST_BUFFER_OFFSET (inbuf) = offset;
GST_BUFFER_FLAG_SET (inbuf, GST_BUFFER_FLAG_DISCONT);
data.expected_time =
gst_util_uint64_scale (pts, GST_SECOND, seg_1_timescale);
data.expected_size = seg_1_sample_sizes[i];
fail_unless (gst_pad_chain (sinkpad, inbuf) == GST_FLOW_OK);
}
/* Finally move offset forward */
offset += seg_1_sample_sizes[i];
pts += seg_1_sample_duration;
}
}
GST_END_TEST;
static Suite *
qtdemux_suite (void)
{
Suite *s = suite_create ("qtdemux");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_qtdemux_input_gap);
return s;
}
GST_CHECK_MAIN (qtdemux)
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