tests: Add audio/video encoder test

Add simple encoder drain test case

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-libav/-/merge_requests/100>

3 files changed, 244 insertions, 0 deletions

diff --git a/tests/check/elements/avaudenc.c b/tests/check/elements/avaudenc.c
new file mode 100644
index 0000000..e4403d7
--- /dev/null
+++ b/tests/check/elements/avaudenc.c
@@ -0,0 +1,126 @@
+/* GStreamer
+ *
+ * Copyright (C) 2020 Seungha Yang <seungha@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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gst/check/gstcheck.h>
+#include <gst/check/gstharness.h>
+#include <gst/audio/audio.h>
+
+GST_START_TEST (test_audioenc_drain)
+{
+  GstHarness *h;
+  GstAudioInfo info;
+  GstBuffer *in_buf;
+  gint i = 0;
+  gint num_output = 0;
+  GstFlowReturn ret;
+  GstSegment segment;
+  GstCaps *caps;
+  gint samples_per_buffer = 1024;
+  gint rate = 44100;
+  gint size;
+  GstClockTime duration;
+
+  h = gst_harness_new ("avenc_aac");
+  fail_unless (h != NULL);
+
+  gst_audio_info_set_format (&info, GST_AUDIO_FORMAT_F32, rate, 1, NULL);
+
+  caps = gst_audio_info_to_caps (&info);
+  gst_harness_set_src_caps (h, gst_caps_copy (caps));
+
+  duration = gst_util_uint64_scale_int (samples_per_buffer, GST_SECOND, rate);
+  size = samples_per_buffer * GST_AUDIO_INFO_BPF (&info);
+
+  for (i = 0; i < 2; i++) {
+    in_buf = gst_buffer_new_and_alloc (size);
+
+    gst_buffer_memset (in_buf, 0, 0, size);
+
+    /* small rounding error would be expected, but should be fine */
+    GST_BUFFER_PTS (in_buf) = i * duration;
+    GST_BUFFER_DURATION (in_buf) = duration;
+
+    ret = gst_harness_push (h, in_buf);
+
+    fail_unless (ret == GST_FLOW_OK, "GstFlowReturn was %s",
+        gst_flow_get_name (ret));
+  }
+
+  gst_segment_init (&segment, GST_FORMAT_TIME);
+  fail_unless (gst_segment_set_running_time (&segment, GST_FORMAT_TIME,
+          2 * duration));
+
+  /* Push new eos event to drain encoder */
+  fail_unless (gst_harness_push_event (h, gst_event_new_eos ()));
+
+  /* And start new stream */
+  fail_unless (gst_harness_push_event (h,
+          gst_event_new_stream_start ("new-stream-id")));
+  gst_harness_set_src_caps (h, caps);
+  fail_unless (gst_harness_push_event (h, gst_event_new_segment (&segment)));
+
+  in_buf = gst_buffer_new_and_alloc (size);
+
+  GST_BUFFER_PTS (in_buf) = 2 * duration;
+  GST_BUFFER_DURATION (in_buf) = duration;
+
+  ret = gst_harness_push (h, in_buf);
+  fail_unless (ret == GST_FLOW_OK, "GstFlowReturn was %s",
+      gst_flow_get_name (ret));
+
+  /* Finish encoding and drain again */
+  fail_unless (gst_harness_push_event (h, gst_event_new_eos ()));
+  do {
+    GstBuffer *out_buf = NULL;
+
+    out_buf = gst_harness_try_pull (h);
+    if (out_buf) {
+      num_output++;
+      gst_buffer_unref (out_buf);
+      continue;
+    }
+
+    break;
+  } while (1);
+
+  fail_unless (num_output >= 3);
+
+  gst_harness_teardown (h);
+}
+
+GST_END_TEST;
+
+static Suite *
+avaudenc_suite (void)
+{
+  Suite *s = suite_create ("avaudenc");
+  TCase *tc_chain = tcase_create ("general");
+
+  suite_add_tcase (s, tc_chain);
+  tcase_add_test (tc_chain, test_audioenc_drain);
+
+  return s;
+}
+
+GST_CHECK_MAIN (avaudenc)
diff --git a/tests/check/elements/avvidenc.c b/tests/check/elements/avvidenc.c
new file mode 100644
index 0000000..04ca20d
--- /dev/null
+++ b/tests/check/elements/avvidenc.c
@@ -0,0 +1,116 @@
+/* GStreamer
+ *
+ * Copyright (C) 2020 Seungha Yang <seungha@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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gst/check/gstcheck.h>
+#include <gst/check/gstharness.h>
+#include <gst/video/video.h>
+
+GST_START_TEST (test_videoenc_drain)
+{
+  GstHarness *h;
+  GstVideoInfo info;
+  GstBuffer *in_buf;
+  gint i = 0;
+  gint num_output = 0;
+  GstFlowReturn ret;
+  GstSegment segment;
+  GstCaps *caps;
+
+  h = gst_harness_new ("avenc_mjpeg");
+  fail_unless (h != NULL);
+
+  caps = gst_caps_from_string ("video/x-raw,format=I420,width=64,height=64");
+
+  gst_harness_set_src_caps (h, gst_caps_copy (caps));
+  gst_video_info_set_format (&info, GST_VIDEO_FORMAT_I420, 64, 64);
+
+  for (i = 0; i < 2; i++) {
+    in_buf = gst_buffer_new_and_alloc (GST_VIDEO_INFO_SIZE (&info));
+
+    GST_BUFFER_PTS (in_buf) = i * GST_SECOND;
+    GST_BUFFER_DURATION (in_buf) = GST_SECOND;
+
+    ret = gst_harness_push (h, in_buf);
+
+    fail_unless (ret == GST_FLOW_OK, "GstFlowReturn was %s",
+        gst_flow_get_name (ret));
+  }
+
+  gst_segment_init (&segment, GST_FORMAT_TIME);
+  fail_unless (gst_segment_set_running_time (&segment, GST_FORMAT_TIME,
+          2 * GST_SECOND));
+
+  /* Push new eos event to drain encoder */
+  fail_unless (gst_harness_push_event (h, gst_event_new_eos ()));
+
+  /* And start new stream */
+  fail_unless (gst_harness_push_event (h,
+          gst_event_new_stream_start ("new-stream-id")));
+  gst_harness_set_src_caps (h, caps);
+  fail_unless (gst_harness_push_event (h, gst_event_new_segment (&segment)));
+
+  in_buf = gst_buffer_new_and_alloc (GST_VIDEO_INFO_SIZE (&info));
+
+  GST_BUFFER_PTS (in_buf) = 2 * GST_SECOND;
+  GST_BUFFER_DURATION (in_buf) = GST_SECOND;
+
+  ret = gst_harness_push (h, in_buf);
+  fail_unless (ret == GST_FLOW_OK, "GstFlowReturn was %s",
+      gst_flow_get_name (ret));
+
+  /* Finish encoding and drain again */
+  fail_unless (gst_harness_push_event (h, gst_event_new_eos ()));
+  do {
+    GstBuffer *out_buf = NULL;
+
+    out_buf = gst_harness_try_pull (h);
+    if (out_buf) {
+      num_output++;
+      gst_buffer_unref (out_buf);
+      continue;
+    }
+
+    break;
+  } while (1);
+
+  fail_unless_equals_int (num_output, 3);
+
+  gst_harness_teardown (h);
+}
+
+GST_END_TEST;
+
+static Suite *
+avvidenc_suite (void)
+{
+  Suite *s = suite_create ("avvidenc");
+  TCase *tc_chain = tcase_create ("general");
+
+  suite_add_tcase (s, tc_chain);
+  tcase_add_test (tc_chain, test_videoenc_drain);
+
+  return s;
+}
+
+GST_CHECK_MAIN (avvidenc)
diff --git a/tests/check/meson.build b/tests/check/meson.build
index 4387e7b..a967f00 100644
--- a/tests/check/meson.build
+++ b/tests/check/meson.build
@@ -1,7 +1,9 @@
 # name, condition when to skip the test and extra dependencies
 libav_tests = [
+  [ 'elements/avaudenc' ],
   [ 'elements/avdec_adpcm' ],
   [ 'elements/avdemux_ape' ],
+  [ 'elements/avvidenc' ],
   [ 'generic/libavcodec-locking' ],
   [ 'generic/plugin-test' ]
 ]