/* GStreamer unit tests for the interleave element
* Copyright (C) 2008 Sebastian Dröge <slomo@circular-chaos.org>
*
* 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 <stdio.h>
#include <gst/audio/audio.h>
#include <gst/check/gstcheck.h>
#include <gst/audio/audio.h>
GST_START_TEST (test_create_and_unref)
{
GstElement *deinterleave;
deinterleave = gst_element_factory_make ("deinterleave", NULL);
fail_unless (deinterleave != NULL);
gst_element_set_state (deinterleave, GST_STATE_NULL);
gst_object_unref (deinterleave);
}
GST_END_TEST;
static GstPad *mysrcpad, **mysinkpads;
static gint nsinkpads;
static GstBus *bus;
static GstElement *deinterleave;
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw, "
"format = (string) " GST_AUDIO_NE (F32) ", "
"channels = (int) 1, layout = (string) {interleaved, non-interleaved}, rate = (int) {32000, 48000}"));
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw, "
"format = (string) " GST_AUDIO_NE (F32) ", "
"channels = (int) { 2, 3 }, layout = (string) interleaved, rate = (int) {32000, 48000}"));
#define CAPS_32khz \
"audio/x-raw, " \
"format = (string) "GST_AUDIO_NE (F32) ", " \
"channels = (int) 2, layout = (string) interleaved, " \
"rate = (int) 32000"
#define CAPS_48khz \
"audio/x-raw, " \
"format = (string) "GST_AUDIO_NE (F32) ", " \
"channels = (int) 2, layout = (string) interleaved, " \
"rate = (int) 48000"
#define CAPS_48khz_3CH \
"audio/x-raw, " \
"format = (string) "GST_AUDIO_NE (F32) ", " \
"channels = (int) 3, layout = (string) interleaved, " \
"rate = (int) 48000"
static GstFlowReturn
deinterleave_chain_func (GstPad * pad, GstObject * parent, GstBuffer * buffer)
{
gint i;
GstMapInfo map;
gfloat *indata;
fail_unless (GST_IS_BUFFER (buffer));
gst_buffer_map (buffer, &map, GST_MAP_READ);
indata = (gfloat *) map.data;
fail_unless_equals_int (map.size, 48000 * sizeof (gfloat));
fail_unless (indata != NULL);
if (strcmp (GST_PAD_NAME (pad), "sink0") == 0) {
for (i = 0; i < 48000; i++)
fail_unless_equals_float (indata[i], -1.0);
} else if (strcmp (GST_PAD_NAME (pad), "sink1") == 0) {
for (i = 0; i < 48000; i++)
fail_unless_equals_float (indata[i], 1.0);
} else {
g_assert_not_reached ();
}
gst_buffer_unmap (buffer, &map);
gst_buffer_unref (buffer);
return GST_FLOW_OK;
}
static void
deinterleave_pad_added (GstElement * src, GstPad * pad, gpointer data)
{
gchar *name;
gint link = GPOINTER_TO_INT (data);
if (nsinkpads >= link)
return;
name = g_strdup_printf ("sink%d", nsinkpads);
mysinkpads[nsinkpads] =
gst_pad_new_from_static_template (&sinktemplate, name);
g_free (name);
fail_if (mysinkpads[nsinkpads] == NULL);
gst_pad_set_chain_function (mysinkpads[nsinkpads], deinterleave_chain_func);
fail_unless (gst_pad_link (pad, mysinkpads[nsinkpads]) == GST_PAD_LINK_OK);
gst_pad_set_active (mysinkpads[nsinkpads], TRUE);
nsinkpads++;
}
GST_START_TEST (test_2_channels)
{
GstPad *sinkpad;
gint i;
GstBuffer *inbuf;
GstCaps *caps;
gfloat *indata;
GstMapInfo map;
guint64 channel_mask = 0;
mysinkpads = g_new0 (GstPad *, 2);
nsinkpads = 0;
deinterleave = gst_element_factory_make ("deinterleave", NULL);
fail_unless (deinterleave != NULL);
mysrcpad = gst_pad_new_from_static_template (&srctemplate, "src");
fail_unless (mysrcpad != NULL);
gst_pad_set_active (mysrcpad, TRUE);
caps = gst_caps_from_string (CAPS_48khz);
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
gst_caps_set_simple (caps, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
gst_check_setup_events (mysrcpad, deinterleave, caps, GST_FORMAT_TIME);
sinkpad = gst_element_get_static_pad (deinterleave, "sink");
fail_unless (sinkpad != NULL);
fail_unless (gst_pad_link (mysrcpad, sinkpad) == GST_PAD_LINK_OK);
g_object_unref (sinkpad);
g_signal_connect (deinterleave, "pad-added",
G_CALLBACK (deinterleave_pad_added), GINT_TO_POINTER (2));
bus = gst_bus_new ();
gst_element_set_bus (deinterleave, bus);
fail_unless (gst_element_set_state (deinterleave,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS);
inbuf = gst_buffer_new_and_alloc (2 * 48000 * sizeof (gfloat));
inbuf = gst_buffer_make_writable (inbuf);
gst_buffer_map (inbuf, &map, GST_MAP_WRITE);
indata = (gfloat *) map.data;
for (i = 0; i < 2 * 48000; i += 2) {
indata[i] = -1.0;
indata[i + 1] = 1.0;
}
gst_buffer_unmap (inbuf, &map);
fail_unless (gst_pad_push (mysrcpad, inbuf) == GST_FLOW_OK);
fail_unless (gst_element_set_state (deinterleave,
GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
for (i = 0; i < nsinkpads; i++)
g_object_unref (mysinkpads[i]);
g_free (mysinkpads);
mysinkpads = NULL;
g_object_unref (deinterleave);
gst_bus_set_flushing (bus, TRUE);
g_object_unref (bus);
gst_caps_unref (caps);
gst_object_unref (mysrcpad);
}
GST_END_TEST;
GST_START_TEST (test_2_channels_1_linked)
{
GstPad *sinkpad;
gint i;
GstBuffer *inbuf;
GstCaps *caps;
gfloat *indata;
GstMapInfo map;
guint64 channel_mask = 0;
nsinkpads = 0;
mysinkpads = g_new0 (GstPad *, 2);
deinterleave = gst_element_factory_make ("deinterleave", NULL);
fail_unless (deinterleave != NULL);
mysrcpad = gst_pad_new_from_static_template (&srctemplate, "src");
fail_unless (mysrcpad != NULL);
gst_pad_set_active (mysrcpad, TRUE);
caps = gst_caps_from_string (CAPS_48khz);
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
gst_caps_set_simple (caps, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
gst_check_setup_events (mysrcpad, deinterleave, caps, GST_FORMAT_TIME);
sinkpad = gst_element_get_static_pad (deinterleave, "sink");
fail_unless (sinkpad != NULL);
fail_unless (gst_pad_link (mysrcpad, sinkpad) == GST_PAD_LINK_OK);
g_object_unref (sinkpad);
g_signal_connect (deinterleave, "pad-added",
G_CALLBACK (deinterleave_pad_added), GINT_TO_POINTER (1));
bus = gst_bus_new ();
gst_element_set_bus (deinterleave, bus);
fail_unless (gst_element_set_state (deinterleave,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS);
inbuf = gst_buffer_new_and_alloc (2 * 48000 * sizeof (gfloat));
inbuf = gst_buffer_make_writable (inbuf);
gst_buffer_map (inbuf, &map, GST_MAP_WRITE);
indata = (gfloat *) map.data;
for (i = 0; i < 2 * 48000; i += 2) {
indata[i] = -1.0;
indata[i + 1] = 1.0;
}
gst_buffer_unmap (inbuf, &map);
fail_unless (gst_pad_push (mysrcpad, inbuf) == GST_FLOW_OK);
fail_unless (gst_element_set_state (deinterleave,
GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
for (i = 0; i < nsinkpads; i++)
g_object_unref (mysinkpads[i]);
g_free (mysinkpads);
mysinkpads = NULL;
g_object_unref (deinterleave);
gst_bus_set_flushing (bus, TRUE);
g_object_unref (bus);
gst_caps_unref (caps);
gst_object_unref (mysrcpad);
}
GST_END_TEST;
GST_START_TEST (test_2_channels_caps_change)
{
GstPad *sinkpad;
GstCaps *caps, *caps2;
GstCaps *ret_caps;
gint i;
GstBuffer *inbuf;
gfloat *indata;
GstMapInfo map;
guint64 channel_mask;
nsinkpads = 0;
mysinkpads = g_new0 (GstPad *, 2);
deinterleave = gst_element_factory_make ("deinterleave", NULL);
fail_unless (deinterleave != NULL);
mysrcpad = gst_pad_new_from_static_template (&srctemplate, "src");
fail_unless (mysrcpad != NULL);
gst_pad_set_active (mysrcpad, TRUE);
caps = gst_caps_from_string (CAPS_48khz);
channel_mask = 0;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
gst_caps_set_simple (caps, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
sinkpad = gst_element_get_static_pad (deinterleave, "sink");
fail_unless (sinkpad != NULL);
fail_unless (gst_pad_link (mysrcpad, sinkpad) == GST_PAD_LINK_OK);
g_object_unref (sinkpad);
ret_caps = gst_pad_peer_query_caps (mysrcpad, caps);
fail_if (gst_caps_is_empty (ret_caps));
fail_unless (gst_pad_peer_query_accept_caps (mysrcpad, caps));
gst_caps_unref (ret_caps);
gst_check_setup_events (mysrcpad, deinterleave, caps, GST_FORMAT_TIME);
g_signal_connect (deinterleave, "pad-added",
G_CALLBACK (deinterleave_pad_added), GINT_TO_POINTER (2));
bus = gst_bus_new ();
gst_element_set_bus (deinterleave, bus);
fail_unless (gst_element_set_state (deinterleave,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS);
inbuf = gst_buffer_new_and_alloc (2 * 48000 * sizeof (gfloat));
inbuf = gst_buffer_make_writable (inbuf);
gst_buffer_map (inbuf, &map, GST_MAP_WRITE);
indata = (gfloat *) map.data;
for (i = 0; i < 2 * 48000; i += 2) {
indata[i] = -1.0;
indata[i + 1] = 1.0;
}
gst_buffer_unmap (inbuf, &map);
fail_unless (gst_pad_push (mysrcpad, inbuf) == GST_FLOW_OK);
caps2 = gst_caps_from_string (CAPS_32khz);
channel_mask = 0;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
gst_caps_set_simple (caps2, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
ret_caps = gst_pad_peer_query_caps (mysrcpad, caps2);
fail_if (gst_caps_is_empty (ret_caps));
fail_unless (gst_pad_peer_query_accept_caps (mysrcpad, caps2));
gst_caps_unref (ret_caps);
gst_pad_set_caps (mysrcpad, caps2);
inbuf = gst_buffer_new_and_alloc (2 * 48000 * sizeof (gfloat));
inbuf = gst_buffer_make_writable (inbuf);
gst_buffer_map (inbuf, &map, GST_MAP_WRITE);
indata = (gfloat *) map.data;
for (i = 0; i < 2 * 48000; i += 2) {
indata[i] = -1.0;
indata[i + 1] = 1.0;
}
gst_buffer_unmap (inbuf, &map);
/* Should work fine because the caps changed in a compatible way */
fail_unless (gst_pad_push (mysrcpad, inbuf) == GST_FLOW_OK);
gst_caps_unref (caps2);
caps2 = gst_caps_from_string (CAPS_48khz_3CH);
channel_mask = 0;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
channel_mask |=
G_GUINT64_CONSTANT (1) << GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER;
gst_caps_set_simple (caps2, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
ret_caps = gst_pad_peer_query_caps (mysrcpad, caps2);
fail_unless (gst_caps_is_empty (ret_caps));
gst_caps_unref (ret_caps);
fail_if (gst_pad_peer_query_accept_caps (mysrcpad, caps2));
gst_pad_set_caps (mysrcpad, caps2);
inbuf = gst_buffer_new_and_alloc (3 * 48000 * sizeof (gfloat));
inbuf = gst_buffer_make_writable (inbuf);
gst_buffer_map (inbuf, &map, GST_MAP_WRITE);
indata = (gfloat *) map.data;
for (i = 0; i < 3 * 48000; i += 3) {
indata[i] = -1.0;
indata[i + 1] = 1.0;
indata[i + 2] = 0.0;
}
gst_buffer_unmap (inbuf, &map);
/* Should break because the caps changed in an incompatible way */
fail_if (gst_pad_push (mysrcpad, inbuf) == GST_FLOW_OK);
fail_unless (gst_element_set_state (deinterleave,
GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS);
for (i = 0; i < nsinkpads; i++)
g_object_unref (mysinkpads[i]);
g_free (mysinkpads);
mysinkpads = NULL;
g_object_unref (deinterleave);
gst_bus_set_flushing (bus, TRUE);
g_object_unref (bus);
gst_caps_unref (caps);
gst_caps_unref (caps2);
gst_object_unref (mysrcpad);
}
GST_END_TEST;
#define SAMPLES_PER_BUFFER 10
#define NUM_CHANNELS 8
#define SAMPLE_RATE 44100
static guint pads_created;
static void
set_channel_positions (GstCaps * caps, int channels,
GstAudioChannelPosition * channelpositions)
{
int c;
guint64 channel_mask = 0;
for (c = 0; c < channels; c++)
channel_mask |= G_GUINT64_CONSTANT (1) << channelpositions[c];
gst_caps_set_simple (caps, "channel-mask", GST_TYPE_BITMASK, channel_mask,
NULL);
}
static void
src_handoff_float32_8ch (GstElement * src, GstBuffer * buf, GstPad * pad,
gpointer user_data)
{
gfloat *data, *p;
guint size, i, c;
size = sizeof (gfloat) * SAMPLES_PER_BUFFER * NUM_CHANNELS;
data = p = (gfloat *) g_malloc (size);
for (i = 0; i < SAMPLES_PER_BUFFER; ++i) {
for (c = 0; c < NUM_CHANNELS; ++c) {
*p = (gfloat) ((i * NUM_CHANNELS) + c);
++p;
}
}
if (gst_buffer_n_memory (buf)) {
gst_buffer_replace_memory_range (buf, 0, -1,
gst_memory_new_wrapped (0, data, size, 0, size, data, g_free));
} else {
gst_buffer_insert_memory (buf, 0,
gst_memory_new_wrapped (0, data, size, 0, size, data, g_free));
}
GST_BUFFER_OFFSET (buf) = 0;
GST_BUFFER_TIMESTAMP (buf) = 0;
}
static GstPadProbeReturn
src_event_probe (GstPad * pad, GstPadProbeInfo * info, gpointer userdata)
{
GstAudioChannelPosition layout[NUM_CHANNELS];
GstCaps *caps;
guint i;
if ((info->type & GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM)
&& GST_EVENT_TYPE (info->data) == GST_EVENT_STREAM_START) {
gst_pad_remove_probe (pad, info->id);
caps = gst_caps_new_simple ("audio/x-raw",
"format", G_TYPE_STRING, GST_AUDIO_NE (F32),
"channels", G_TYPE_INT, NUM_CHANNELS,
"layout", G_TYPE_STRING, "interleaved",
"rate", G_TYPE_INT, SAMPLE_RATE, NULL);
for (i = 0; i < NUM_CHANNELS; ++i)
layout[i] = GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT + i;
set_channel_positions (caps, NUM_CHANNELS, layout);
gst_pad_set_caps (pad, caps);
gst_caps_unref (caps);
}
return GST_PAD_PROBE_OK;
}
static GstPadProbeReturn
float_buffer_check_probe (GstPad * pad, GstPadProbeInfo * info,
gpointer userdata)
{
GstMapInfo map;
gfloat *data;
guint padnum, numpads;
guint num, i;
GstCaps *caps;
GstStructure *s;
GstAudioChannelPosition *pos;
gint channels;
GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER (info);
GstAudioInfo audio_info;
guint pad_id = GPOINTER_TO_UINT (userdata);
fail_unless_equals_int (sscanf (GST_PAD_NAME (pad), "src_%u", &padnum), 1);
numpads = pads_created;
/* Check caps */
caps = gst_pad_get_current_caps (pad);
fail_unless (caps != NULL);
s = gst_caps_get_structure (caps, 0);
fail_unless (gst_structure_get_int (s, "channels", &channels));
fail_unless_equals_int (channels, 1);
gst_audio_info_init (&audio_info);
fail_unless (gst_audio_info_from_caps (&audio_info, caps));
pos = audio_info.position;
fail_unless (pos != NULL
&& pos[0] == GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT + pad_id);
gst_caps_unref (caps);
gst_buffer_map (buffer, &map, GST_MAP_READ);
data = (gfloat *) map.data;
num = map.size / sizeof (gfloat);
/* Check buffer content */
for (i = 0; i < num; ++i) {
guint val, rest;
val = (guint) data[i];
GST_LOG ("%s[%u]: %8f", GST_PAD_NAME (pad), i, data[i]);
/* can't use the modulo operator in the assertion statement, since due to
* the way it gets expanded it would be interpreted as a printf operator
* in the failure case, which will result in segfaults */
rest = val % numpads;
/* check that the first channel is on pad src0, the second on src1 etc. */
fail_unless_equals_int (rest, padnum);
}
gst_buffer_unmap (buffer, &map);
return GST_PAD_PROBE_OK; /* don't drop data */
}
static void
pad_added_setup_data_check_float32_8ch_cb (GstElement * deinterleave,
GstPad * pad, GstElement * pipeline)
{
GstElement *queue, *sink;
GstPad *sinkpad;
queue = gst_element_factory_make ("queue", NULL);
fail_unless (queue != NULL);
sink = gst_element_factory_make ("fakesink", NULL);
fail_unless (sink != NULL);
gst_bin_add_many (GST_BIN (pipeline), queue, sink, NULL);
gst_element_link_pads_full (queue, "src", sink, "sink",
GST_PAD_LINK_CHECK_NOTHING);
sinkpad = gst_element_get_static_pad (queue, "sink");
fail_unless_equals_int (gst_pad_link (pad, sinkpad), GST_PAD_LINK_OK);
gst_object_unref (sinkpad);
gst_pad_add_probe (pad, GST_PAD_PROBE_TYPE_BUFFER, float_buffer_check_probe,
GUINT_TO_POINTER (pads_created), NULL);
gst_element_set_state (sink, GST_STATE_PLAYING);
gst_element_set_state (queue, GST_STATE_PLAYING);
GST_LOG ("new pad: %s", GST_PAD_NAME (pad));
++pads_created;
}
static GstElement *
make_fake_src_8chans_float32 (void)
{
GstElement *src;
GstPad *pad;
src = gst_element_factory_make ("fakesrc", "src");
fail_unless (src != NULL, "failed to create fakesrc element");
g_object_set (src, "num-buffers", 1, NULL);
g_object_set (src, "signal-handoffs", TRUE, NULL);
g_signal_connect (src, "handoff", G_CALLBACK (src_handoff_float32_8ch), NULL);
pad = gst_element_get_static_pad (src, "src");
gst_pad_add_probe (pad, GST_PAD_PROBE_TYPE_EVENT_DOWNSTREAM, src_event_probe,
NULL, NULL);
gst_object_unref (pad);
return src;
}
GST_START_TEST (test_8_channels_float32)
{
GstElement *pipeline, *src, *deinterleave;
GstMessage *msg;
pipeline = (GstElement *) gst_pipeline_new ("pipeline");
fail_unless (pipeline != NULL, "failed to create pipeline");
src = make_fake_src_8chans_float32 ();
deinterleave = gst_element_factory_make ("deinterleave", "deinterleave");
fail_unless (deinterleave != NULL, "failed to create deinterleave element");
g_object_set (deinterleave, "keep-positions", TRUE, NULL);
gst_bin_add_many (GST_BIN (pipeline), src, deinterleave, NULL);
fail_unless (gst_element_link (src, deinterleave),
"failed to link src <=> deinterleave");
g_signal_connect (deinterleave, "pad-added",
G_CALLBACK (pad_added_setup_data_check_float32_8ch_cb), pipeline);
pads_created = 0;
gst_element_set_state (pipeline, GST_STATE_PLAYING);
msg = gst_bus_poll (GST_ELEMENT_BUS (pipeline), GST_MESSAGE_EOS, -1);
gst_message_unref (msg);
fail_unless_equals_int (pads_created, NUM_CHANNELS);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
}
GST_END_TEST;
static Suite *
deinterleave_suite (void)
{
Suite *s = suite_create ("deinterleave");
TCase *tc_chain = tcase_create ("general");
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_2_channels);
tcase_add_test (tc_chain, test_2_channels_1_linked);
tcase_add_test (tc_chain, test_2_channels_caps_change);
tcase_add_test (tc_chain, test_8_channels_float32);
return s;
}
GST_CHECK_MAIN (deinterleave);