mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-11 10:56:38 +00:00
124 lines
4 KiB
C
124 lines
4 KiB
C
/* GStreamer
|
|
*
|
|
* Copyright (c) 2016 Stian Selnes <stian@pexip.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 <gst/check/gstharness.h>
|
|
#include <gst/check/gstcheck.h>
|
|
#include <gst/video/video.h>
|
|
|
|
#define gst_caps_new_i420(w, h) gst_caps_new_i420_full (w, h, 30, 1, 1, 1)
|
|
static GstCaps *
|
|
gst_caps_new_i420_full (gint width, gint height, gint fps_n, gint fps_d,
|
|
gint par_n, gint par_d)
|
|
{
|
|
GstVideoInfo info;
|
|
gst_video_info_init (&info);
|
|
gst_video_info_set_format (&info, GST_VIDEO_FORMAT_I420, width, height);
|
|
GST_VIDEO_INFO_FPS_N (&info) = fps_n;
|
|
GST_VIDEO_INFO_FPS_D (&info) = fps_d;
|
|
GST_VIDEO_INFO_PAR_N (&info) = par_n;
|
|
GST_VIDEO_INFO_PAR_D (&info) = par_d;
|
|
return gst_video_info_to_caps (&info);
|
|
}
|
|
|
|
GST_START_TEST (test_encode_lag_in_frames)
|
|
{
|
|
GstHarness *h = gst_harness_new_parse ("vp9enc lag-in-frames=5 cpu-used=8 "
|
|
"deadline=1");
|
|
gint i;
|
|
|
|
gst_harness_add_src_parse (h, "videotestsrc is-live=true pattern=black ! "
|
|
"capsfilter caps=\"video/x-raw,format=I420,width=320,height=240,framerate=25/1\"",
|
|
TRUE);
|
|
|
|
/* Push 20 buffers into the encoder */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
gst_harness_src_crank_and_push_many (h, 20, 20));
|
|
|
|
/* Only 5 buffers are allowed to be queued now */
|
|
fail_unless (gst_harness_buffers_received (h) > 15);
|
|
|
|
/* EOS will cause the remaining buffers to be drained */
|
|
fail_unless (gst_harness_push_event (h, gst_event_new_eos ()));
|
|
fail_unless_equals_int (gst_harness_buffers_received (h), 20);
|
|
|
|
for (i = 0; i < 20; i++) {
|
|
GstBuffer *buffer = gst_harness_pull (h);
|
|
|
|
if (i == 0)
|
|
fail_if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DELTA_UNIT));
|
|
|
|
fail_unless_equals_uint64 (GST_BUFFER_TIMESTAMP (buffer),
|
|
gst_util_uint64_scale (i, GST_SECOND, 25));
|
|
fail_unless_equals_uint64 (GST_BUFFER_DURATION (buffer),
|
|
gst_util_uint64_scale (1, GST_SECOND, 25));
|
|
|
|
gst_buffer_unref (buffer);
|
|
}
|
|
|
|
gst_harness_teardown (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
|
|
GST_START_TEST (test_autobitrate_changes_with_caps)
|
|
{
|
|
gint bitrate = 0;
|
|
GstHarness *h = gst_harness_new ("vp9enc");
|
|
gst_harness_set_src_caps (h, gst_caps_new_i420_full (1280, 720, 30, 1, 1, 1));
|
|
|
|
/* Default settings for 720p @ 30fps ~0.8Mbps */
|
|
g_object_get (h->element, "target-bitrate", &bitrate, NULL);
|
|
fail_unless_equals_int (bitrate, 799000);
|
|
|
|
/* Change bits-per-pixel 0.036 to give us ~1Mbps */
|
|
g_object_set (h->element, "bits-per-pixel", 0.037, NULL);
|
|
g_object_get (h->element, "target-bitrate", &bitrate, NULL);
|
|
fail_unless_equals_int (bitrate, 1022000);
|
|
|
|
/* Halving the framerate should halve the auto bitrate */
|
|
gst_harness_set_src_caps (h, gst_caps_new_i420_full (1280, 720, 15, 1, 1, 1));
|
|
g_object_get (h->element, "target-bitrate", &bitrate, NULL);
|
|
fail_unless_equals_int (bitrate, 511000);
|
|
|
|
/* Halving the resolution should quarter the auto bitrate */
|
|
gst_harness_set_src_caps (h, gst_caps_new_i420_full (640, 360, 15, 1, 1, 1));
|
|
g_object_get (h->element, "target-bitrate", &bitrate, NULL);
|
|
fail_unless_equals_int (bitrate, 127000);
|
|
|
|
gst_harness_teardown (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static Suite *
|
|
vp9enc_suite (void)
|
|
{
|
|
Suite *s = suite_create ("vp9enc");
|
|
TCase *tc_chain = tcase_create ("general");
|
|
|
|
suite_add_tcase (s, tc_chain);
|
|
|
|
tcase_add_test (tc_chain, test_encode_lag_in_frames);
|
|
tcase_add_test (tc_chain, test_autobitrate_changes_with_caps);
|
|
|
|
return s;
|
|
}
|
|
|
|
GST_CHECK_MAIN (vp9enc);
|