gstreamer/subprojects/gst-plugins-good/tests/check/elements/vp8dec.c

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/* GStreamer
*
* Copyright (c) 2010 Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* 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/gstcheck.h>
#include <gst/check/gstharness.h>
#include <gst/video/video.h>
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw, "
"format = (string) I420, "
"width = (int) [1, MAX], "
"height = (int) [1, MAX], " "framerate = (fraction) [0, MAX]"));
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw, "
"format = (string) I420, "
"width = (int) [1, MAX], "
"height = (int) [1, MAX], " "framerate = (fraction) [0, MAX]"));
static GstPad *sinkpad, *srcpad;
static GstElement *
setup_vp8dec (const gchar * src_caps_str)
{
GstElement *bin;
GstElement *vp8enc, *vp8dec;
GstCaps *srccaps = NULL;
GstBus *bus;
GstPad *ghostpad, *targetpad;
if (src_caps_str) {
srccaps = gst_caps_from_string (src_caps_str);
fail_unless (srccaps != NULL);
}
bin = gst_bin_new ("bin");
vp8enc = gst_check_setup_element ("vp8enc");
fail_unless (vp8enc != NULL);
vp8dec = gst_check_setup_element ("vp8dec");
fail_unless (vp8dec != NULL);
g_object_set (vp8enc, "name", "encoder", NULL);
g_object_set (vp8dec, "name", "decoder", NULL);
gst_bin_add_many (GST_BIN (bin), vp8enc, vp8dec, NULL);
fail_unless (gst_element_link_pads (vp8enc, "src", vp8dec, "sink"));
targetpad = gst_element_get_static_pad (vp8enc, "sink");
fail_unless (targetpad != NULL);
ghostpad = gst_ghost_pad_new ("sink", targetpad);
fail_unless (ghostpad != NULL);
gst_element_add_pad (bin, ghostpad);
gst_object_unref (targetpad);
targetpad = gst_element_get_static_pad (vp8dec, "src");
fail_unless (targetpad != NULL);
ghostpad = gst_ghost_pad_new ("src", targetpad);
fail_unless (ghostpad != NULL);
gst_element_add_pad (bin, ghostpad);
gst_object_unref (targetpad);
srcpad = gst_check_setup_src_pad (bin, &srctemplate);
sinkpad = gst_check_setup_sink_pad (bin, &sinktemplate);
gst_pad_set_active (srcpad, TRUE);
gst_pad_set_active (sinkpad, TRUE);
gst_check_setup_events (srcpad, bin, srccaps, GST_FORMAT_TIME);
bus = gst_bus_new ();
gst_element_set_bus (bin, bus);
fail_unless (gst_element_set_state (bin,
GST_STATE_PLAYING) != GST_STATE_CHANGE_FAILURE,
"could not set to playing");
if (srccaps)
gst_caps_unref (srccaps);
buffers = NULL;
return bin;
}
static void
cleanup_vp8dec (GstElement * bin)
{
GstBus *bus;
/* Free parsed buffers */
gst_check_drop_buffers ();
bus = GST_ELEMENT_BUS (bin);
gst_bus_set_flushing (bus, TRUE);
gst_object_unref (bus);
gst_pad_set_active (srcpad, FALSE);
gst_pad_set_active (sinkpad, FALSE);
gst_check_teardown_src_pad (bin);
gst_check_teardown_sink_pad (bin);
gst_check_teardown_element (bin);
}
static void
_gst_vp8_test_check_output_caps (gint width, gint height, gint fps_n,
gint fps_d)
{
GstCaps *caps;
GstStructure *structure;
gint caps_w, caps_h, caps_fpsn, caps_fpsd;
caps = gst_pad_get_current_caps (sinkpad);
fail_unless (caps != NULL);
structure = gst_caps_get_structure (caps, 0);
fail_unless (gst_structure_get_int (structure, "width", &caps_w));
fail_unless (gst_structure_get_int (structure, "height", &caps_h));
fail_unless (gst_structure_get_fraction (structure, "framerate", &caps_fpsn,
&caps_fpsd));
fail_unless (width == caps_w);
fail_unless (height == caps_h);
fail_unless (fps_n == caps_fpsn);
fail_unless (fps_d == caps_fpsd);
gst_caps_unref (caps);
}
GST_START_TEST (test_decode_simple)
{
GstElement *bin;
GstBuffer *buffer;
gint i;
GList *l;
GstSegment seg;
bin =
setup_vp8dec
("video/x-raw,format=(string)I420,width=(int)320,height=(int)240,framerate=(fraction)25/1");
gst_segment_init (&seg, GST_FORMAT_TIME);
seg.stop = gst_util_uint64_scale (20, GST_SECOND, 25);
fail_unless (gst_pad_push_event (srcpad, gst_event_new_segment (&seg)));
buffer = gst_buffer_new_and_alloc (320 * 240 + 2 * 160 * 120);
gst_buffer_memset (buffer, 0, 0, -1);
for (i = 0; i < 20; i++) {
GST_BUFFER_TIMESTAMP (buffer) = gst_util_uint64_scale (i, GST_SECOND, 25);
GST_BUFFER_DURATION (buffer) = gst_util_uint64_scale (1, GST_SECOND, 25);
fail_unless (gst_pad_push (srcpad, gst_buffer_ref (buffer)) == GST_FLOW_OK);
}
gst_buffer_unref (buffer);
fail_unless (gst_pad_push_event (srcpad, gst_event_new_eos ()));
/* All buffers must be there now */
fail_unless_equals_int (g_list_length (buffers), 20);
for (l = buffers, i = 0; l; l = l->next, i++) {
buffer = l->data;
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));
}
cleanup_vp8dec (bin);
}
GST_END_TEST;
GST_START_TEST (test_decode_caps_change)
{
GstElement *bin;
GstBuffer *buffer;
GstSegment seg;
GstElement *encoder;
GstCaps *caps;
bin =
setup_vp8dec
("video/x-raw,format=(string)I420,width=(int)320,height=(int)240,framerate=(fraction)25/1");
gst_segment_init (&seg, GST_FORMAT_TIME);
fail_unless (gst_pad_push_event (srcpad, gst_event_new_segment (&seg)));
buffer = gst_buffer_new_and_alloc (320 * 240 + 2 * 160 * 120);
gst_buffer_memset (buffer, 0, 0, -1);
GST_BUFFER_TIMESTAMP (buffer) = gst_util_uint64_scale (0, GST_SECOND, 25);
GST_BUFFER_DURATION (buffer) = gst_util_uint64_scale (1, GST_SECOND, 25);
fail_unless (gst_pad_push (srcpad, buffer) == GST_FLOW_OK);
/* at this point, the output caps should be the same as the input */
_gst_vp8_test_check_output_caps (320, 240, 25, 1);
fail_unless_equals_int (g_list_length (buffers), 1);
g_list_free_full (buffers, (GDestroyNotify) gst_buffer_unref);
buffers = NULL;
/* now change the caps */
encoder = gst_bin_get_by_name (GST_BIN (bin), "encoder");
gst_element_set_state (encoder, GST_STATE_NULL);
gst_element_sync_state_with_parent (encoder);
gst_object_unref (encoder);
caps = gst_caps_from_string
("video/x-raw,format=(string)I420,width=(int)64,"
"height=(int)32,framerate=(fraction)30/1");
fail_unless (gst_pad_push_event (srcpad, gst_event_new_caps (caps)));
fail_unless (gst_pad_push_event (srcpad, gst_event_new_segment (&seg)));
buffer = gst_buffer_new_and_alloc (64 * 32 + 2 * 32 * 16);
gst_buffer_memset (buffer, 0, 0, -1);
gst_caps_unref (caps);
GST_BUFFER_TIMESTAMP (buffer) = gst_util_uint64_scale (0, GST_SECOND, 30);
GST_BUFFER_DURATION (buffer) = gst_util_uint64_scale (1, GST_SECOND, 30);
fail_unless (gst_pad_push (srcpad, buffer) == GST_FLOW_OK);
/* at this point, the output caps should be the same as the input */
_gst_vp8_test_check_output_caps (64, 32, 30, 1);
fail_unless_equals_int (g_list_length (buffers), 1);
g_list_free_full (buffers, (GDestroyNotify) gst_buffer_unref);
buffers = NULL;
cleanup_vp8dec (bin);
}
GST_END_TEST;
GST_START_TEST (test_decode_invalid_resolution)
{
GstHarness *h;
guint8 invalid_width[] = {
0x50, 0x48, 0x00, 0x9d, 0x01, 0x2a, 0x00, 0x00, 0x11, 0x44, 0x39, 0x63,
};
guint8 invalid_height[] = {
0x50, 0x48, 0x00, 0x9d, 0x01, 0x2a, 0x11, 0x44, 0x00, 0x00, 0x39, 0x63,
};
h = gst_harness_new_parse ("vp8dec");
gst_harness_set_src_caps_str (h, "video/x-vp8");
fail_unless_equals_int (GST_FLOW_OK,
gst_harness_push (h,
gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY, invalid_width,
sizeof (invalid_width), 0, sizeof (invalid_width), NULL, NULL)));
fail_unless (gst_harness_try_pull (h) == NULL);
fail_unless_equals_int (GST_FLOW_OK,
gst_harness_push (h,
gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY, invalid_height,
sizeof (invalid_height), 0, sizeof (invalid_height), NULL,
NULL)));
fail_unless (gst_harness_try_pull (h) == NULL);
gst_harness_teardown (h);
}
GST_END_TEST;
static Suite *
vp8dec_suite (void)
{
Suite *s = suite_create ("vp8dec");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_decode_simple);
tcase_add_test (tc_chain, test_decode_caps_change);
tcase_add_test (tc_chain, test_decode_invalid_resolution);
return s;
}
GST_CHECK_MAIN (vp8dec);