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gstreamer/tests/check/elements/volume.c
Stefan Sauer 0019bcaa47 controller: port to new location and api changes
2011-11-04 20:14:54 +01:00

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/* GStreamer
*
* unit test for volume
*
* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <unistd.h>
#include <gst/base/gstbasetransform.h>
#include <gst/check/gstcheck.h>
#include <gst/interfaces/streamvolume.h>
#include <gst/controller/gstinterpolationcontrolsource.h>
/* 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 *mysrcpad, *mysinkpad;
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
#define FORMATS1 "{ S8, S16LE, S24LE, S32LE, F32LE, F64LE }"
#define FORMATS2 "S8"
#define FORMATS3 "S16LE"
#define FORMATS4 "S24LE"
#define FORMATS5 "S32LE"
#define FORMATS6 "F32LE"
#define FORMATS7 "F64LE"
#define FORMATS8 "U16LE"
#else
#define FORMATS1 "{ S8, S16BE, S24BE, S32BE, F32BE, F64BE }"
#define FORMATS2 "S8"
#define FORMATS3 "S16BE"
#define FORMATS4 "S24BE"
#define FORMATS5 "S32BE"
#define FORMATS6 "F32BE"
#define FORMATS7 "F64BE"
#define FORMATS8 "U16BE"
#endif
#define VOLUME_CAPS_TEMPLATE_STRING \
"audio/x-raw, " \
"format = (string) "FORMATS1", " \
"channels = (int) [ 1, MAX ], " \
"rate = (int) [ 1, MAX ]"
#define VOLUME_CAPS_STRING_S8 \
"audio/x-raw, " \
"formats = (string) "FORMATS2", " \
"channels = (int) 1, " \
"rate = (int) 44100"
#define VOLUME_CAPS_STRING_S16 \
"audio/x-raw, " \
"formats = (string) "FORMATS3", " \
"channels = (int) 1, " \
"rate = (int) 44100"
#define VOLUME_CAPS_STRING_S24 \
"audio/x-raw, " \
"formats = (string) "FORMATS4", " \
"channels = (int) 1, " \
"rate = (int) 44100"
#define VOLUME_CAPS_STRING_S32 \
"audio/x-raw, " \
"formats = (string) "FORMATS5", " \
"channels = (int) 1, " \
"rate = (int) 44100"
#define VOLUME_CAPS_STRING_F32 \
"audio/x-raw, " \
"formats = (string) "FORMATS6", " \
"channels = (int) 1, " \
"rate = (int) 44100"
#define VOLUME_CAPS_STRING_F64 \
"audio/x-raw, " \
"formats = (string) "FORMATS7", " \
"channels = (int) 1, " \
"rate = (int) 44100"
#define VOLUME_WRONG_CAPS_STRING \
"audio/x-raw, " \
"formats = (string) "FORMATS8", " \
"channels = (int) 1, " \
"rate = (int) 44100"
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VOLUME_CAPS_TEMPLATE_STRING)
);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (VOLUME_CAPS_TEMPLATE_STRING)
);
static GstElement *
setup_volume (void)
{
GstElement *volume;
GST_DEBUG ("setup_volume");
volume = gst_check_setup_element ("volume");
mysrcpad = gst_check_setup_src_pad (volume, &srctemplate, NULL);
mysinkpad = gst_check_setup_sink_pad (volume, &sinktemplate, NULL);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
return volume;
}
static void
cleanup_volume (GstElement * volume)
{
GST_DEBUG ("cleanup_volume");
g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
g_list_free (buffers);
buffers = NULL;
gst_pad_set_active (mysrcpad, FALSE);
gst_pad_set_active (mysinkpad, FALSE);
gst_check_teardown_src_pad (volume);
gst_check_teardown_sink_pad (volume);
gst_check_teardown_element (volume);
}
GST_START_TEST (test_get_set)
{
GstElement *volume = gst_element_factory_make ("volume", NULL);
gdouble val;
fail_unless (volume != NULL);
g_object_get (G_OBJECT (volume), "volume", &val, NULL);
fail_unless (val == 1.0);
fail_unless (val == gst_stream_volume_get_volume (GST_STREAM_VOLUME (volume),
GST_STREAM_VOLUME_FORMAT_LINEAR));
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
g_object_get (G_OBJECT (volume), "volume", &val, NULL);
fail_unless (val == 0.5);
fail_unless (val == gst_stream_volume_get_volume (GST_STREAM_VOLUME (volume),
GST_STREAM_VOLUME_FORMAT_LINEAR));
gst_stream_volume_set_volume (GST_STREAM_VOLUME (volume),
GST_STREAM_VOLUME_FORMAT_LINEAR, 1.0);
g_object_get (G_OBJECT (volume), "volume", &val, NULL);
fail_unless (val == 1.0);
fail_unless (val == gst_stream_volume_get_volume (GST_STREAM_VOLUME (volume),
GST_STREAM_VOLUME_FORMAT_LINEAR));
gst_object_unref (volume);
}
GST_END_TEST;
GST_START_TEST (test_unity_s8)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint8 in[2] = { 64, -16 };
gint8 *res;
gsize size;
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (2);
gst_buffer_fill (inbuffer, 0, in, 2);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S8);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", in[0], in[1], res[0], res[1]);
fail_unless (memcmp (res, in, 2) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half_s8)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint8 in[2] = { 64, -16 };
gint8 out[2] = { 32, -8 };
gint8 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (2);
gst_buffer_fill (inbuffer, 0, in, 2);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S8);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 2) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double_s8)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint8 in[2] = { 64, -16 };
gint8 out[2] = { 127, -32 }; /* notice the clamped sample */
gint8 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 2.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (2);
gst_buffer_fill (inbuffer, 0, in, 2);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S8);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 2) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_ten_s8)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint8 in[2] = { 64, -10 };
gint8 out[2] = { 127, -100 }; /* notice the clamped sample */
gint8 *res;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 10.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (2);
memcpy (GST_BUFFER_DATA (inbuffer), in, 2);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 2) == 0);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S8);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = (gint8 *) GST_BUFFER_DATA (outbuffer);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 2) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_mute_s8)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint8 in[2] = { 64, -16 };
gint8 out[2] = { 0, 0 };
gint8 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "mute", TRUE, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (2);
gst_buffer_fill (inbuffer, 0, in, 2);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S8);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 2) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_unity_s16)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -256 };
gint16 *res;
gsize size;
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", in[0], in[1], res[0], res[1]);
fail_unless (memcmp (res, in, 4) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half_s16)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 8192, -128 };
gint16 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 4) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double_s16)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 32767, -512 }; /* notice the clamped sample */
gint16 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 2.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 4) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_ten_s16)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -10 };
gint16 out[2] = { 32767, -100 }; /* notice the clamped sample */
gint16 *res;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 10.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
memcpy (GST_BUFFER_DATA (inbuffer), in, 4);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 4) == 0);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = (gint16 *) GST_BUFFER_DATA (outbuffer);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_mute_s16)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 0, 0 };
gint16 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "mute", TRUE, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 4) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
#if (G_BYTE_ORDER == G_LITTLE_ENDIAN)
#define get_unaligned_i24(_x) ( (((guint8*)_x)[0]) | ((((guint8*)_x)[1]) << 8) | ((((gint8*)_x)[2]) << 16) )
#define write_unaligned_u24(_x,samp) do { (((guint8*)_x)[0]) = samp & 0xFF; (((guint8*)_x)[1]) = (samp >> 8) & 0xFF; (((guint8*)_x)[2]) = (samp >> 16) & 0xFF; } while (0)
#else /* BIG ENDIAN */
#define get_unaligned_i24(_x) ( (((guint8*)_x)[2]) | ((((guint8*)_x)[1]) << 8) | ((((gint8*)_x)[0]) << 16) )
#define write_unaligned_u24(_x,samp) do { (((guint8*)_x)[0]) = (samp >> 16) & 0xFF; (((guint8*)_x)[1]) = (samp >> 8) & 0xFF; (((guint8*)_x)[2]) = samp & 0xFF; } while (0)
#endif
GST_START_TEST (test_unity_s24)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint32 in_32[2] = { 4194304, -4096 };
guint8 in[6];
guint8 *res;
gint32 res_32[2];
gsize size;
write_unaligned_u24 (in, in_32[0]);
write_unaligned_u24 (in + 3, in_32[1]);
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (6);
gst_buffer_fill (inbuffer, 0, in, 6);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S24);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
res_32[0] = get_unaligned_i24 (res);
res_32[1] = get_unaligned_i24 ((res + 3));
GST_INFO ("expected %+5d %+5d real %+5d %+5d", in_32[0], in_32[1], res_32[0],
res_32[1]);
fail_unless (memcmp (res, in, 6) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half_s24)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in_32[2] = { 4194304, -4096 };
guint8 in[6];
guint8 *res;
gint32 res_32[2];
gint32 out_32[2] = { 2097152, -2048 };
gsize size;
write_unaligned_u24 (in, in_32[0]);
write_unaligned_u24 (in + 3, in_32[1]);
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (6);
gst_buffer_fill (inbuffer, 0, in, 6);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S24);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
res_32[0] = get_unaligned_i24 (res);
res_32[1] = get_unaligned_i24 ((res + 3));
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out_32[0], out_32[1],
res_32[0], res_32[1]);
fail_unless (memcmp (res_32, out_32, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double_s24)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in_32[2] = { 4194304, -4096 };
guint8 in[6];
guint8 *res;
gint32 res_32[2];
gint32 out_32[2] = { 8388607, -8192 }; /* notice the clamped sample */
gsize size;
write_unaligned_u24 (in, in_32[0]);
write_unaligned_u24 (in + 3, in_32[1]);
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 2.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (6);
gst_buffer_fill (inbuffer, 0, in, 6);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S24);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
res_32[0] = get_unaligned_i24 (res);
res_32[1] = get_unaligned_i24 ((res + 3));
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out_32[0], out_32[1],
res_32[0], res_32[1]);
fail_unless (memcmp (res_32, out_32, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_ten_s24)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in_32[2] = { 4194304, -10 };
guint8 in[6];
guint8 *res;
gint32 res_32[2];
gint32 out_32[2] = { 8388607, -100 }; /* notice the clamped sample */
write_unaligned_u24 (in, in_32[0]);
write_unaligned_u24 (in + 3, in_32[1]);
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 10.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (6);
memcpy (GST_BUFFER_DATA (inbuffer), in, 6);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 6) == 0);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S24);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = GST_BUFFER_DATA (outbuffer);
res_32[0] = get_unaligned_i24 (res);
res_32[1] = get_unaligned_i24 ((res + 3));
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out_32[0], out_32[1],
res_32[0], res_32[1]);
fail_unless (memcmp (res_32, out_32, 8) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_mute_s24)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in_32[2] = { 4194304, -4096 };
guint8 in[6];
guint8 *res;
gint32 res_32[2];
gint32 out_32[2] = { 0, 0 }; /* notice the clamped sample */
gsize size;
write_unaligned_u24 (in, in_32[0]);
write_unaligned_u24 (in + 3, in_32[1]);
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "mute", TRUE, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (6);
gst_buffer_fill (inbuffer, 0, in, 6);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S24);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
res_32[0] = get_unaligned_i24 (res);
res_32[1] = get_unaligned_i24 ((res + 3));
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out_32[0], out_32[1],
res_32[0], res_32[1]);
fail_unless (memcmp (res_32, out_32, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_unity_s32)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint32 in[2] = { 1073741824, -65536 };
gint32 *res;
gsize size;
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", in[0], in[1], res[0], res[1]);
fail_unless (memcmp (res, in, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half_s32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in[2] = { 1073741824, -65536 };
gint32 out[2] = { 536870912, -32768 };
gint32 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double_s32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in[2] = { 1073741824, -65536 };
gint32 out[2] = { 2147483647, -131072 }; /* notice the clamped sample */
gint32 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 2.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_ten_s32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in[2] = { 1073741824, -10 };
gint32 out[2] = { 2147483647, -100 }; /* notice the clamped sample */
gint32 *res;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 10.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
memcpy (GST_BUFFER_DATA (inbuffer), in, 8);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 8) == 0);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = (gint32 *) GST_BUFFER_DATA (outbuffer);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 8) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_mute_s32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gint32 in[2] = { 1073741824, -65536 };
gint32 out[2] = { 0, 0 };
gint32 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "mute", TRUE, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", out[0], out[1], res[0],
res[1]);
fail_unless (memcmp (res, out, 8) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_unity_f32)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gfloat in[2] = { 0.75, -0.25 };
gfloat *res;
gsize size;
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", in[0], in[1], res[0],
res[1]);
fail_unless_equals_float (res[0], in[0]);
fail_unless_equals_float (res[1], in[1]);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half_f32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gfloat in[2] = { 0.75, -0.25 };
gfloat out[2] = { 0.375, -0.125 };
gfloat *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double_f32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gfloat in[2] = { 0.75, -0.25 };
gfloat out[2] = { 1.5, -0.5 }; /* nothing is clamped */
gfloat *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 2.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_ten_f32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gfloat in[2] = { 0.75, -0.25 };
gfloat out[2] = { 7.5, -2.5 }; /* nothing is clamped */
gfloat *res;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 10.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
memcpy (GST_BUFFER_DATA (inbuffer), in, 8);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 8) == 0);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = (gfloat *) GST_BUFFER_DATA (outbuffer);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_mute_f32)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gfloat in[2] = { 0.75, -0.25 };
gfloat out[2] = { 0, 0 };
gfloat *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "mute", TRUE, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (8);
gst_buffer_fill (inbuffer, 0, in, 8);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F32);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_unity_f64)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gdouble in[2] = { 0.75, -0.25 };
gdouble *res;
gsize size;
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (16);
gst_buffer_fill (inbuffer, 0, in, 16);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F64);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", in[0], in[1], res[0],
res[1]);
fail_unless_equals_float (res[0], in[0]);
fail_unless_equals_float (res[1], in[1]);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half_f64)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gdouble in[2] = { 0.75, -0.25 };
gdouble out[2] = { 0.375, -0.125 };
gdouble *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 0.5, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (16);
gst_buffer_fill (inbuffer, 0, in, 16);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F64);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double_f64)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gdouble in[2] = { 0.75, -0.25 };
gdouble out[2] = { 1.5, -0.5 }; /* nothing is clamped */
gdouble *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 2.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (16);
gst_buffer_fill (inbuffer, 0, in, 16);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F64);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_ten_f64)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gdouble in[2] = { 0.75, -0.25 };
gdouble out[2] = { 7.5, -2.5 }; /* nothing is clamped */
gdouble *res;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 10.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (16);
memcpy (GST_BUFFER_DATA (inbuffer), in, 16);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 16) == 0);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F64);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = (gdouble *) GST_BUFFER_DATA (outbuffer);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_mute_f64)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
GstCaps *caps;
gdouble in[2] = { 0.75, -0.25 };
gdouble out[2] = { 0, 0 };
gdouble *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "mute", TRUE, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (16);
gst_buffer_fill (inbuffer, 0, in, 16);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_F64);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* FIXME: reffing the inbuffer should make the transformation not be
* inplace
gst_buffer_ref (inbuffer);
*/
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+1.4f %+1.4f real %+1.4f %+1.4f", out[0], out[1],
res[0], res[1]);
fail_unless_equals_float (res[0], out[0]);
fail_unless_equals_float (res[1], out[1]);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_wrong_caps)
{
GstElement *volume;
GstBuffer *inbuffer;
gint16 in[2] = { 16384, -256 };
GstBus *bus;
GstMessage *message;
GstCaps *caps;
volume = setup_volume ();
bus = gst_bus_new ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_WRONG_CAPS_STRING);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_ref (inbuffer);
/* set a bus here so we avoid getting state change messages */
gst_element_set_bus (volume, bus);
/* pushing gives an error because it can't negotiate with wrong caps */
fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer),
GST_FLOW_NOT_NEGOTIATED);
/* ... and the buffer would have been lost if we didn't ref it ourselves */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
gst_buffer_unref (inbuffer);
fail_unless_equals_int (g_list_length (buffers), 0);
/* volume_set_caps should not have been called since basetransform caught
* the negotiation problem */
fail_if ((message = gst_bus_pop (bus)) != NULL);
/* cleanup */
gst_element_set_bus (volume, NULL);
gst_object_unref (GST_OBJECT (bus));
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_passthrough)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -256 };
gint16 *res;
gsize size;
volume = setup_volume ();
g_object_set (G_OBJECT (volume), "volume", 1.0, NULL);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", in[0], in[1], res[0], res[1]);
fail_unless (memcmp (res, in, 4) == 0);
gst_buffer_unmap (outbuffer, res, size);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_controller_usability)
{
GstInterpolationControlSource *csource;
GstController *c;
GstElement *volume;
GValue value = { 0, };
/* note: the volume element should init the controller library for us */
volume = setup_volume ();
c = gst_controller_new (G_OBJECT (volume), "volume", NULL);
fail_unless (GST_IS_CONTROLLER (c));
/* this shouldn't crash, whether this mode is implemented or not */
csource = gst_interpolation_control_source_new ();
gst_interpolation_control_source_set_interpolation_mode (csource,
GST_INTERPOLATE_CUBIC);
gst_controller_set_control_source (c, "volume", GST_CONTROL_SOURCE (csource));
g_object_unref (csource);
g_value_init (&value, G_TYPE_DOUBLE);
g_value_set_double (&value, 0.0);
gst_interpolation_control_source_set (csource, 0 * GST_SECOND, &value);
g_value_set_double (&value, 1.0);
gst_interpolation_control_source_set (csource, 5 * GST_SECOND, &value);
g_value_set_double (&value, 0.0);
gst_interpolation_control_source_set (csource, 10 * GST_SECOND, &value);
g_value_unset (&value);
g_object_unref (c);
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_controller_processing)
{
GstInterpolationControlSource *csource;
GstController *c;
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[2] = { 16384, -256 };
gint16 *res;
gsize size;
volume = setup_volume ();
c = gst_controller_new (G_OBJECT (volume), "volume", NULL);
fail_unless (GST_IS_CONTROLLER (c));
csource = gst_interpolation_control_source_new ();
gst_interpolation_control_source_set_interpolation_mode (csource,
GST_INTERPOLATE_CUBIC);
gst_controller_set_control_source (c, "volume", GST_CONTROL_SOURCE (csource));
g_object_unref (csource);
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
gst_buffer_fill (inbuffer, 0, in, 4);
caps = gst_caps_from_string (VOLUME_CAPS_STRING_S16);
gst_buffer_set_caps (inbuffer, caps);
GST_BUFFER_TIMESTAMP (inbuffer) = 0;
gst_caps_unref (caps);
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ);
GST_INFO ("expected %+5d %+5d real %+5d %+5d", in[0], in[1], res[0], res[1]);
fail_unless (memcmp (res, in, 4) == 0);
gst_buffer_unmap (outbuffer, res, size);
g_object_unref (c);
cleanup_volume (volume);
}
GST_END_TEST;
static Suite *
volume_suite (void)
{
Suite *s = suite_create ("volume");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_get_set);
tcase_add_test (tc_chain, test_unity_s8);
tcase_add_test (tc_chain, test_half_s8);
tcase_add_test (tc_chain, test_double_s8);
tcase_add_test (tc_chain, test_ten_s8);
tcase_add_test (tc_chain, test_mute_s8);
tcase_add_test (tc_chain, test_unity_s16);
tcase_add_test (tc_chain, test_half_s16);
tcase_add_test (tc_chain, test_double_s16);
tcase_add_test (tc_chain, test_ten_s16);
tcase_add_test (tc_chain, test_mute_s16);
tcase_add_test (tc_chain, test_unity_s24);
tcase_add_test (tc_chain, test_half_s24);
tcase_add_test (tc_chain, test_double_s24);
tcase_add_test (tc_chain, test_ten_s24);
tcase_add_test (tc_chain, test_mute_s24);
tcase_add_test (tc_chain, test_unity_s32);
tcase_add_test (tc_chain, test_half_s32);
tcase_add_test (tc_chain, test_double_s32);
tcase_add_test (tc_chain, test_ten_s32);
tcase_add_test (tc_chain, test_mute_s32);
tcase_add_test (tc_chain, test_unity_f32);
tcase_add_test (tc_chain, test_half_f32);
tcase_add_test (tc_chain, test_double_f32);
tcase_add_test (tc_chain, test_ten_f32);
tcase_add_test (tc_chain, test_mute_f32);
tcase_add_test (tc_chain, test_unity_f64);
tcase_add_test (tc_chain, test_half_f64);
tcase_add_test (tc_chain, test_double_f64);
tcase_add_test (tc_chain, test_ten_f64);
tcase_add_test (tc_chain, test_mute_f64);
tcase_add_test (tc_chain, test_wrong_caps);
tcase_add_test (tc_chain, test_passthrough);
tcase_add_test (tc_chain, test_controller_usability);
tcase_add_test (tc_chain, test_controller_processing);
return s;
}
GST_CHECK_MAIN (volume)
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