deinterlace: Adds tests for caps acceptance

Adds check unit tests for deinterlace for validating
caps accepting and the expected caps output on the
other pad

2 files changed, 162 insertions, 0 deletions

diff --git a/tests/check/Makefile.am b/tests/check/Makefile.am
index 37a9b2842..1d1b703d9 100644
--- a/tests/check/Makefile.am
+++ b/tests/check/Makefile.am
@@ -168,6 +168,9 @@ elements_cmmlenc_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(CFLAGS) $(AM_CFLAGS)
 
 elements_alphacolor_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(CFLAGS) $(AM_CFLAGS)
 
+elements_deinterlace_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(CFLAGS) $(AM_CFLAGS)
+elements_deinterlace_LDADD = $(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_MAJORMINOR) $(LDADD)
+
 elements_deinterleave_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(CFLAGS) $(AM_CFLAGS)
 elements_deinterleave_LDADD = $(GST_PLUGINS_BASE_LIBS) -lgstaudio-$(GST_MAJORMINOR) $(LDADD)
 elements_interleave_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(CFLAGS) $(AM_CFLAGS)
diff --git a/tests/check/elements/deinterlace.c b/tests/check/elements/deinterlace.c
index 5a6ff7bc1..92b84f4ff 100644
--- a/tests/check/elements/deinterlace.c
+++ b/tests/check/elements/deinterlace.c
@@ -23,6 +23,19 @@
 
 #include <stdio.h>
 #include <gst/check/gstcheck.h>
+#include <gst/video/video.h>
+
+static gboolean
+gst_caps_is_interlaced (GstCaps * caps)
+{
+  GstStructure *structure;
+  gboolean interlaced = FALSE;
+
+  fail_unless (gst_caps_is_fixed (caps));
+  structure = gst_caps_get_structure (caps, 0);
+  fail_unless (gst_video_format_parse_caps_interlaced (caps, &interlaced));
+  return interlaced;
+}
 
 GST_START_TEST (test_create_and_unref)
 {
@@ -37,6 +50,149 @@ GST_START_TEST (test_create_and_unref)
 
 GST_END_TEST;
 
+#define CAPS_VIDEO_COMMON \
+    "width=(int)800, height=(int)600, framerate=(fraction)15/1"
+
+#define CAPS_YUY2 \
+    "video/x-raw-yuv, " \
+    CAPS_VIDEO_COMMON ", " \
+    "format=(fourcc)YUY2"
+
+#define CAPS_YUY2_INTERLACED \
+    CAPS_YUY2 ", " \
+    "interlaced=(boolean)true"
+
+#define CAPS_YVYU \
+    "video/x-raw-yuv, " \
+    CAPS_VIDEO_COMMON ", " \
+    "format=(fourcc)YVYU"
+
+#define CAPS_YVYU_INTERLACED \
+    CAPS_YVYU ", " \
+    "interlaced=(boolean)true"
+
+static GstElement *deinterlace;
+static GstPad *srcpad;
+static GstPad *sinkpad;
+
+static void
+setup_deinterlace ()
+{
+  deinterlace = gst_element_factory_make ("deinterlace", NULL);
+  fail_unless (deinterlace != NULL);
+
+  sinkpad = gst_element_get_static_pad (deinterlace, "sink");
+  fail_unless (sinkpad != NULL);
+  srcpad = gst_element_get_static_pad (deinterlace, "src");
+  fail_unless (srcpad != NULL);
+}
+
+static void
+deinterlace_set_caps_and_check (GstCaps * input, gboolean must_deinterlace)
+{
+  GstCaps *othercaps = NULL;
+
+  fail_unless (gst_pad_set_caps (sinkpad, input));
+  g_object_get (srcpad, "caps", &othercaps, NULL);
+
+  if (must_deinterlace) {
+    fail_if (gst_caps_is_interlaced (othercaps));
+  } else {
+    fail_unless (gst_caps_is_equal (input, othercaps));
+  }
+  gst_caps_unref (input);
+  gst_caps_unref (othercaps);
+}
+
+static void
+deinterlace_set_string_caps_and_check (const gchar * input,
+    gboolean must_deinterlace)
+{
+  deinterlace_set_caps_and_check (gst_caps_from_string (input),
+      must_deinterlace);
+}
+
+GST_START_TEST (test_mode_auto_accept_caps)
+{
+  setup_deinterlace ();
+
+  /* auto mode */
+  g_object_set (deinterlace, "mode", 0, NULL);
+  fail_unless (gst_element_set_state (deinterlace, GST_STATE_PLAYING) ==
+      GST_STATE_CHANGE_SUCCESS);
+
+  /* try to set non interlaced caps */
+  deinterlace_set_string_caps_and_check (CAPS_YVYU, FALSE);
+  deinterlace_set_string_caps_and_check (CAPS_YUY2, FALSE);
+
+  /* now try to set interlaced caps */
+  deinterlace_set_string_caps_and_check (CAPS_YVYU_INTERLACED, TRUE);
+  deinterlace_set_string_caps_and_check (CAPS_YUY2_INTERLACED, TRUE);
+
+  /* cleanup */
+  gst_object_unref (sinkpad);
+  gst_object_unref (srcpad);
+  fail_unless (gst_element_set_state (deinterlace, GST_STATE_NULL) ==
+      GST_STATE_CHANGE_SUCCESS);
+  gst_object_unref (deinterlace);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_mode_forced_accept_caps)
+{
+  setup_deinterlace ();
+
+  /* forced mode */
+  g_object_set (deinterlace, "mode", 1, NULL);
+  fail_unless (gst_element_set_state (deinterlace, GST_STATE_PLAYING) ==
+      GST_STATE_CHANGE_SUCCESS);
+
+  /* try to set non interlaced caps */
+  deinterlace_set_string_caps_and_check (CAPS_YVYU, TRUE);
+  deinterlace_set_string_caps_and_check (CAPS_YUY2, TRUE);
+
+  /* now try to set interlaced caps */
+  deinterlace_set_string_caps_and_check (CAPS_YVYU_INTERLACED, TRUE);
+  deinterlace_set_string_caps_and_check (CAPS_YUY2_INTERLACED, TRUE);
+
+  /* cleanup */
+  gst_object_unref (sinkpad);
+  gst_object_unref (srcpad);
+  fail_unless (gst_element_set_state (deinterlace, GST_STATE_NULL) ==
+      GST_STATE_CHANGE_SUCCESS);
+  gst_object_unref (deinterlace);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_mode_disabled_accept_caps)
+{
+  setup_deinterlace ();
+
+  /* disabled mode */
+  g_object_set (deinterlace, "mode", 2, NULL);
+  fail_unless (gst_element_set_state (deinterlace, GST_STATE_PLAYING) ==
+      GST_STATE_CHANGE_SUCCESS);
+
+  /* try to set non interlaced caps */
+  deinterlace_set_string_caps_and_check (CAPS_YVYU, FALSE);
+  deinterlace_set_string_caps_and_check (CAPS_YUY2, FALSE);
+
+  /* now try to set interlaced caps */
+  deinterlace_set_string_caps_and_check (CAPS_YVYU_INTERLACED, FALSE);
+  deinterlace_set_string_caps_and_check (CAPS_YUY2_INTERLACED, FALSE);
+
+  /* cleanup */
+  gst_object_unref (sinkpad);
+  gst_object_unref (srcpad);
+  fail_unless (gst_element_set_state (deinterlace, GST_STATE_NULL) ==
+      GST_STATE_CHANGE_SUCCESS);
+  gst_object_unref (deinterlace);
+}
+
+GST_END_TEST;
+
 static Suite *
 deinterlace_suite (void)
 {
@@ -46,6 +202,9 @@ deinterlace_suite (void)
   suite_add_tcase (s, tc_chain);
   tcase_set_timeout (tc_chain, 180);
   tcase_add_test (tc_chain, test_create_and_unref);
+  tcase_add_test (tc_chain, test_mode_auto_accept_caps);
+  tcase_add_test (tc_chain, test_mode_forced_accept_caps);
+  tcase_add_test (tc_chain, test_mode_disabled_accept_caps);
 
   return s;
 }