gstreamer/tests/check/elements/opus.c
2014-02-08 20:08:29 +01:00

393 lines
11 KiB
C

/* GStreamer
*
* unit test for opus
*
* Copyright (C) <2011> Vincent Penquerc'h <vincent.penquerch@collbaora.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 <unistd.h>
#include <gst/check/gstcheck.h>
#if G_BYTE_ORDER == G_BIG_ENDIAN
#define AFORMAT "S16BE"
#else
#define AFORMAT "S16LE"
#endif
#define AUDIO_CAPS_STRING "audio/x-raw, " \
"format = (string) " AFORMAT ", "\
"layout = (string) interleaved, " \
"rate = (int) 48000, " \
"channels = (int) 1 "
static const guint8 opus_ogg_id_header[19] = {
0x4f, 0x70, 0x75, 0x73, 0x48, 0x65, 0x61, 0x64, 0x00, 0x02, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
/* A lot of these taken from the vorbisdec test */
/* For ease of programming we use globals to keep refs for our floating
* src and sink pads we create; otherwise we always have to do get_pad,
* get_peer, and then remove references in every test function */
static GstPad *mydecsrcpad, *mydecsinkpad;
static GstPad *myencsrcpad, *myencsinkpad;
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
static GstElement *
setup_opusdec (void)
{
GstElement *opusdec;
GST_DEBUG ("setup_opusdec");
opusdec = gst_check_setup_element ("opusdec");
mydecsrcpad = gst_check_setup_src_pad (opusdec, &srctemplate);
mydecsinkpad = gst_check_setup_sink_pad (opusdec, &sinktemplate);
gst_pad_set_active (mydecsrcpad, TRUE);
gst_pad_set_active (mydecsinkpad, TRUE);
return opusdec;
}
static void
cleanup_opusdec (GstElement * opusdec)
{
GST_DEBUG ("cleanup_opusdec");
gst_element_set_state (opusdec, GST_STATE_NULL);
gst_pad_set_active (mydecsrcpad, FALSE);
gst_pad_set_active (mydecsinkpad, FALSE);
gst_check_teardown_src_pad (opusdec);
gst_check_teardown_sink_pad (opusdec);
gst_check_teardown_element (opusdec);
}
static GstElement *
setup_opusenc (void)
{
GstElement *opusenc;
GST_DEBUG ("setup_opusenc");
opusenc = gst_check_setup_element ("opusenc");
myencsrcpad = gst_check_setup_src_pad (opusenc, &srctemplate);
myencsinkpad = gst_check_setup_sink_pad (opusenc, &sinktemplate);
gst_pad_set_active (myencsrcpad, TRUE);
gst_pad_set_active (myencsinkpad, TRUE);
return opusenc;
}
static void
cleanup_opusenc (GstElement * opusenc)
{
GST_DEBUG ("cleanup_opusenc");
gst_element_set_state (opusenc, GST_STATE_NULL);
gst_pad_set_active (myencsrcpad, FALSE);
gst_pad_set_active (myencsinkpad, FALSE);
gst_check_teardown_src_pad (opusenc);
gst_check_teardown_sink_pad (opusenc);
gst_check_teardown_element (opusenc);
}
static void
check_buffers (guint expected)
{
GstBuffer *outbuffer;
guint i, num_buffers;
/* check buffers are the type we expect */
num_buffers = g_list_length (buffers);
fail_unless (num_buffers >= expected);
for (i = 0; i < num_buffers; ++i) {
outbuffer = GST_BUFFER (buffers->data);
fail_if (outbuffer == NULL);
fail_if (gst_buffer_get_size (outbuffer) == 0);
buffers = g_list_remove (buffers, outbuffer);
ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
gst_buffer_unref (outbuffer);
outbuffer = NULL;
}
}
GST_START_TEST (test_opus_id_header)
{
GstElement *opusdec;
GstBuffer *inbuffer;
GstCaps *caps;
opusdec = setup_opusdec ();
fail_unless (gst_element_set_state (opusdec,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
caps = gst_caps_new_empty_simple ("audio/x-opus");
gst_check_setup_events (mydecsrcpad, opusdec, caps, GST_FORMAT_TIME);
gst_caps_unref (caps);
inbuffer = gst_buffer_new_and_alloc (sizeof (opus_ogg_id_header));
gst_buffer_fill (inbuffer, 0, opus_ogg_id_header,
sizeof (opus_ogg_id_header));
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mydecsrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
check_buffers (0);
/* cleanup */
cleanup_opusdec (opusdec);
}
GST_END_TEST;
GST_START_TEST (test_opus_encode_nothing)
{
GstElement *opusenc;
opusenc = setup_opusenc ();
fail_unless (gst_element_set_state (opusenc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
fail_unless (gst_pad_push_event (myencsrcpad, gst_event_new_eos ()) == TRUE);
fail_unless (gst_element_set_state (opusenc,
GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS,
"could not set to ready");
/* cleanup */
cleanup_opusenc (opusenc);
}
GST_END_TEST;
GST_START_TEST (test_opus_decode_nothing)
{
GstElement *opusdec;
opusdec = setup_opusdec ();
fail_unless (gst_element_set_state (opusdec,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
fail_unless (gst_pad_push_event (mydecsrcpad, gst_event_new_eos ()) == TRUE);
fail_unless (gst_element_set_state (opusdec,
GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS,
"could not set to ready");
/* cleanup */
cleanup_opusdec (opusdec);
}
GST_END_TEST;
GST_START_TEST (test_opus_encode_samples)
{
const unsigned int nsamples = 4096;
GstElement *opusenc;
GstBuffer *inbuffer;
GstCaps *caps;
opusenc = setup_opusenc ();
fail_unless (gst_element_set_state (opusenc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (nsamples * 2);
gst_buffer_memset (inbuffer, 0, 0, nsamples * 2);
GST_BUFFER_TIMESTAMP (inbuffer) = GST_BUFFER_OFFSET (inbuffer) = 0;
GST_BUFFER_DURATION (inbuffer) = GST_CLOCK_TIME_NONE;
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
caps = gst_caps_from_string (AUDIO_CAPS_STRING);
fail_unless (caps != NULL);
gst_check_setup_events (myencsrcpad, opusenc, caps, GST_FORMAT_TIME);
gst_caps_unref (caps);
gst_buffer_ref (inbuffer);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (myencsrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
fail_unless (gst_pad_push_event (myencsrcpad, gst_event_new_eos ()) == TRUE);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless (gst_element_set_state (opusenc,
GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS,
"could not set to ready");
/* default frame size is 20 ms, at 48000 Hz that's 960 samples */
check_buffers ((nsamples + 959) / 960);
/* cleanup */
cleanup_opusenc (opusenc);
g_list_free (buffers);
}
GST_END_TEST;
GST_START_TEST (test_opus_encode_properties)
{
const unsigned int nsamples = 4096;
enum
{ steps = 20 };
GstElement *opusenc;
GstBuffer *inbuffer;
GstCaps *caps;
unsigned int step;
static const struct
{
const char *param;
int value;
} param_changes[steps] = {
{
"frame-size", 40}, {
"inband-fec", 1}, {
"complexity", 5}, {
"bandwidth", 1104}, {
"frame-size", 2}, {
"max-payload-size", 80}, {
"frame-size", 60}, {
"max-payload-size", 900}, {
"complexity", 1}, {
"bitrate", 30000}, {
"frame-size", 10}, {
"bitrate", 300000}, {
"inband-fec", 0}, {
"frame-size", 5}, {
"bandwidth", 1101}, {
"frame-size", 10}, {
"bitrate", 500000}, {
"frame-size", 5}, {
"bitrate", 80000}, {
"complexity", 8},};
opusenc = setup_opusenc ();
fail_unless (gst_element_set_state (opusenc,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
caps = gst_caps_from_string (AUDIO_CAPS_STRING);
fail_unless (caps != NULL);
gst_check_setup_events (myencsrcpad, opusenc, caps, GST_FORMAT_TIME);
for (step = 0; step < steps; ++step) {
GstSegment segment;
gst_segment_init (&segment, GST_FORMAT_TIME);
gst_pad_push_event (myencsrcpad, gst_event_new_segment (&segment));
inbuffer = gst_buffer_new_and_alloc (nsamples * 2);
gst_buffer_memset (inbuffer, 0, 0, nsamples * 2);
GST_BUFFER_TIMESTAMP (inbuffer) = GST_BUFFER_OFFSET (inbuffer) = 0;
GST_BUFFER_DURATION (inbuffer) = GST_CLOCK_TIME_NONE;
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (myencsrcpad, inbuffer) == GST_FLOW_OK);
/* ... and nothing ends up on the global buffer list */
fail_unless (gst_pad_push_event (myencsrcpad,
gst_event_new_eos ()) == TRUE);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
/* change random parameters */
g_object_set (opusenc, param_changes[step].param, param_changes[step].value,
NULL);
check_buffers (1);
fail_unless (gst_pad_push_event (myencsrcpad,
gst_event_new_flush_start ()) == TRUE);
fail_unless (gst_pad_push_event (myencsrcpad,
gst_event_new_flush_stop (TRUE)) == TRUE);
}
gst_caps_unref (caps);
fail_unless (gst_element_set_state (opusenc,
GST_STATE_READY) == GST_STATE_CHANGE_SUCCESS,
"could not set to ready");
/* cleanup */
cleanup_opusenc (opusenc);
g_list_free (buffers);
}
GST_END_TEST;
static Suite *
opus_suite (void)
{
Suite *s = suite_create ("opus");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
#define X if (0)
tcase_add_test (tc_chain, test_opus_id_header);
tcase_add_test (tc_chain, test_opus_encode_nothing);
tcase_add_test (tc_chain, test_opus_decode_nothing);
tcase_add_test (tc_chain, test_opus_encode_samples);
tcase_add_test (tc_chain, test_opus_encode_properties);
#undef X
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = opus_suite ();
SRunner *sr = srunner_create (s);
gst_check_init (&argc, &argv);
srunner_run_all (sr, CK_NORMAL);
nf = srunner_ntests_failed (sr);
srunner_free (sr);
return nf;
}