mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2025-01-11 09:55:36 +00:00
Code Issues 1 Projects Releases Wiki Activity

add tests to gst-plugins-base add a volume element test clean up volume a little more for basetransform

Browse source 
Original commit message from CVS:
add tests to gst-plugins-base
add a volume element test
clean up volume a little more for basetransform
This commit is contained in:
Thomas Vander Stichele 2005-08-20 18:07:10 +00:00
parent b05796c9d9
commit 7da31ee8b4
12 changed files with 846 additions and 115 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Makefile.am
View file

@ -28,6 +28,7 @@ SUBDIRS = \
$(SUBDIRS_EXAMPLES) \
tools \
$(SUBDIRS_GCONF) \
check \
docs \
po \
common \
@ -35,6 +36,7 @@ SUBDIRS = \
pkgconfig
DIST_SUBDIRS = \
check \
docs \
gst-libs \
gst sys ext \

1
check/.gitignore vendored Normal file
View file

@ -0,0 +1 @@
test-registry.xml

31
check/Makefile.am Normal file
View file

@ -0,0 +1,31 @@
include $(top_srcdir)/common/check.mak
CHECK_REGISTRY=$(top_builddir)/check/test-registry.xml
TESTS_ENVIRONMENT=\
GST_REGISTRY=$(CHECK_REGISTRY)
# ths core dumps of some machines have PIDs appended
CLEANFILES = core.* test-registry.xml
clean-local: clean-local-check
$(CHECK_REGISTRY):
$(TESTS_ENVIRONMENT) \
GST_PLUGIN_PATH_ONLY=yes \
GST_PLUGIN_PATH=$(top_builddir)/gst \
$(GST_TOOLS_DIR)/gst-register-@GST_MAJORMINOR@
TESTS = $(GST_TOOLS_DIR)/gst-register-@GST_MAJORMINOR@ \
$(check_PROGRAMS)
check_PROGRAMS = elements/volume
AM_CFLAGS = $(GST_OBJ_CFLAGS) $(GST_CHECK_CFLAGS)
LDADD = $(GST_OBJ_LIBS) $(GST_CHECK_LIBS)
# valgrind testing
VALGRIND_TESTS_DISABLE = \
$(GST_TOOLS_DIR)/gst-register-@GST_MAJORMINOR@
SUPPRESSIONS = $(top_srcdir)/common/gst.supp

2
check/elements/.gitignore vendored Normal file
View file

@ -0,0 +1,2 @@
.dirstamp
volume

319
check/elements/volume.c Normal file
View file

@ -0,0 +1,319 @@
/* 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/check/gstcheck.h>
GList *buffers = NULL;
gboolean have_eos = FALSE;
/* 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 */
GstPad *mysrcpad, *mysinkpad;
#define VOLUME_CAPS_TEMPLATE_STRING \
"audio/x-raw-int, " \
"channels = (int) [ 1, MAX ], " \
"rate = (int) [ 1, MAX ], " \
"endianness = (int) BYTE_ORDER, " \
"width = (int) 16, " \
"depth = (int) 16, " \
"signed = (bool) TRUE"
#define VOLUME_CAPS_STRING \
"audio/x-raw-int, " \
"channels = (int) 1, " \
"rate = (int) 44100, " \
"endianness = (int) BYTE_ORDER, " \
"width = (int) 16, " \
"depth = (int) 16, " \
"signed = (bool) TRUE"
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)
);
GstFlowReturn
chain_func (GstPad * pad, GstBuffer * buffer)
{
GST_DEBUG ("chain_func: received buffer %p", buffer);
buffers = g_list_append (buffers, buffer);
return GST_FLOW_OK;
}
gboolean
event_func (GstPad * pad, GstEvent * event)
{
if (GST_EVENT_TYPE (event) == GST_EVENT_EOS) {
/* we take the lock here because it's good practice to so, even though
* no buffers will be pushed anymore anyway */
GST_STREAM_LOCK (pad);
have_eos = TRUE;
GST_STREAM_UNLOCK (pad);
gst_event_unref (event);
return TRUE;
}
gst_event_unref (event);
return FALSE;
}
GstElement *
setup_volume ()
{
GstElement *volume;
GstPad *srcpad, *sinkpad;
GST_DEBUG ("setup_volume");
volume = gst_element_factory_make ("volume", "volume");
fail_if (volume == NULL, "Could not create a volume");
/* sending pad */
mysrcpad =
gst_pad_new_from_template (gst_static_pad_template_get (&srctemplate),
"src");
fail_if (mysrcpad == NULL, "Could not create a mysrcpad");
ASSERT_OBJECT_REFCOUNT (mysrcpad, "mysrcpad", 1);
sinkpad = gst_element_get_pad (volume, "sink");
fail_if (sinkpad == NULL, "Could not get source pad from volume");
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
gst_pad_set_caps (mysrcpad, NULL);
fail_unless (gst_pad_link (mysrcpad, sinkpad) == GST_PAD_LINK_OK,
"Could not link source and volume sink pads");
gst_object_unref (sinkpad); /* because we got it higher up */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 1);
/* receiving pad */
mysinkpad =
gst_pad_new_from_template (gst_static_pad_template_get (&sinktemplate),
"sink");
fail_if (mysinkpad == NULL, "Could not create a mysinkpad");
srcpad = gst_element_get_pad (volume, "src");
fail_if (srcpad == NULL, "Could not get source pad from volume");
gst_pad_set_caps (mysinkpad, NULL);
gst_pad_set_chain_function (mysinkpad, chain_func);
gst_pad_set_event_function (mysinkpad, event_func);
fail_unless (gst_pad_link (srcpad, mysinkpad) == GST_PAD_LINK_OK,
"Could not link volume source and mysink pads");
gst_object_unref (srcpad); /* because we got it higher up */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
return volume;
}
void
cleanup_volume (GstElement * volume)
{
GstPad *srcpad, *sinkpad;
GST_DEBUG ("cleanup_volume");
fail_unless (gst_element_set_state (volume, GST_STATE_NULL) ==
GST_STATE_SUCCESS, "could not set to null");
ASSERT_OBJECT_REFCOUNT (volume, "volume", 1);
/* clean up floating src pad */
sinkpad = gst_element_get_pad (volume, "sink");
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
gst_pad_unlink (mysrcpad, sinkpad);
/* pad refs held by both creator and this function (through _get) */
ASSERT_OBJECT_REFCOUNT (mysrcpad, "srcpad", 1);
gst_object_unref (mysrcpad);
mysrcpad = NULL;
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
gst_object_unref (sinkpad);
/* one more ref is held by volume itself */
/* clean up floating sink pad */
srcpad = gst_element_get_pad (volume, "src");
gst_pad_unlink (srcpad, mysinkpad);
/* pad refs held by both creator and this function (through _get) */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 2);
gst_object_unref (srcpad);
/* one more ref is held by volume itself */
ASSERT_OBJECT_REFCOUNT (mysinkpad, "mysinkpad", 1);
gst_object_unref (mysinkpad);
mysinkpad = NULL;
ASSERT_OBJECT_REFCOUNT (volume, "volume", 1);
gst_object_unref (volume);
}
GST_START_TEST (test_unity)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
gint16 in[2] = { 16384, -256 };
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_SUCCESS, "could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
memcpy (GST_BUFFER_DATA (inbuffer), in, 4);
gst_buffer_set_caps (inbuffer, gst_caps_from_string (VOLUME_CAPS_STRING));
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
gst_pad_push (mysrcpad, inbuffer);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (g_list_length (buffers) == 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 8192, -128 };
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_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);
gst_buffer_set_caps (inbuffer, gst_caps_from_string (VOLUME_CAPS_STRING));
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 ... */
gst_pad_push (mysrcpad, inbuffer);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (g_list_length (buffers) == 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 32767, -512 }; /* notice the clamped sample */
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_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);
gst_buffer_set_caps (inbuffer, gst_caps_from_string (VOLUME_CAPS_STRING));
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 ... */
gst_pad_push (mysrcpad, inbuffer);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (g_list_length (buffers) == 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
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_unity);
tcase_add_test (tc_chain, test_half);
tcase_add_test (tc_chain, test_double);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = volume_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;
}

2
common

@ -1 +1 @@
Subproject commit 8ff526a316f9b576e727b8e32cba0a53cdec07a6
Subproject commit 4cc6f465857331531a09aff0a23dc0b133e7f669

7
configure.ac
View file

@ -238,6 +238,12 @@ fi
AC_SUBST(GST_BASE_LIBS)
PKG_CHECK_MODULES(GST_CHECK, gstreamer-check-$GST_MAJORMINOR >= $GST_REQ,
HAVE_GST_CHECK="yes", HAVE_GST_CHECK="no")
AC_PATH_PROG(VALGRIND_PATH, valgrind, no)
AM_CONDITIONAL(HAVE_VALGRIND, test ! "x$VALGRIND_PATH" = "xno")
dnl Determine endianness
AC_C_BIGENDIAN
@ -927,6 +933,7 @@ gconf/gstreamer.schemas
pkgconfig/Makefile
pkgconfig/gstreamer-plugins-base.pc
pkgconfig/gstreamer-plugins-base-uninstalled.pc
check/Makefile
docs/Makefile
docs/libs/Makefile
docs/plugins/Makefile

244
gst/volume/gstvolume.c
View file

@ -1,6 +1,7 @@
/* -*- c-basic-offset: 2 -*-
* GStreamer
* Copyright (C) 1999-2001 Erik Walthinsen <omega@cse.ogi.edu>
* Copyright (C) 2005 Andy Wingo <wingo@pobox.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
@ -101,28 +102,27 @@ static GstStaticPadTemplate volume_src_factory = GST_STATIC_PAD_TEMPLATE ("src",
static void gst_volume_interface_init (GstImplementsInterfaceClass * klass);
static void gst_volume_mixer_init (GstMixerClass * iface);
#define _init_interfaces(type) \
{ \
static const GInterfaceInfo voliface_info = { \
(GInterfaceInitFunc) gst_volume_interface_init, \
NULL, \
NULL \
}; \
static const GInterfaceInfo volmixer_info = { \
(GInterfaceInitFunc) gst_volume_mixer_init, \
NULL, \
NULL \
}; \
\
g_type_add_interface_static (type, GST_TYPE_IMPLEMENTS_INTERFACE, \
&voliface_info); \
g_type_add_interface_static (type, GST_TYPE_MIXER, &volmixer_info); \
#define _init_interfaces(type) \
{ \
static const GInterfaceInfo voliface_info = { \
(GInterfaceInitFunc) gst_volume_interface_init, \
NULL, \
NULL \
}; \
static const GInterfaceInfo volmixer_info = { \
(GInterfaceInitFunc) gst_volume_mixer_init, \
NULL, \
NULL \
}; \
\
g_type_add_interface_static (type, GST_TYPE_IMPLEMENTS_INTERFACE, \
&voliface_info); \
g_type_add_interface_static (type, GST_TYPE_MIXER, &volmixer_info); \
}
GST_BOILERPLATE_FULL (GstVolume, gst_volume, GstBaseTransform,
GST_TYPE_BASE_TRANSFORM, _init_interfaces);
static void volume_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void volume_get_property (GObject * object, guint prop_id,
@ -132,9 +132,13 @@ static void volume_update_mute (const GValue * value, gpointer data);
static GstFlowReturn volume_transform (GstBaseTransform * base,
GstBuffer * inbuf, GstBuffer * outbuf);
static void volume_process_float (GstVolume * filter, GstClockTime tstamp,
gboolean volume_set_caps (GstBaseTransform * base, GstCaps * incaps,
GstCaps * outcaps);
static void volume_process_float (GstVolume * this, GstClockTime tstamp,
gpointer bytes, gint n_bytes);
static void volume_process_int16 (GstVolume * filter, GstClockTime tstamp,
static void volume_process_int16 (GstVolume * this, GstClockTime tstamp,
gpointer bytes, gint n_bytes);
static gboolean
@ -153,61 +157,61 @@ gst_volume_interface_init (GstImplementsInterfaceClass * klass)
static const GList *
gst_volume_list_tracks (GstMixer * mixer)
{
GstVolume *filter = GST_VOLUME (mixer);
GstVolume *this = GST_VOLUME (mixer);
g_return_val_if_fail (filter != NULL, NULL);
g_return_val_if_fail (GST_IS_VOLUME (filter), NULL);
g_return_val_if_fail (this != NULL, NULL);
g_return_val_if_fail (GST_IS_VOLUME (this), NULL);
return filter->tracklist;
return this->tracklist;
}
static void
gst_volume_set_volume (GstMixer * mixer, GstMixerTrack * track, gint * volumes)
{
GstVolume *filter = GST_VOLUME (mixer);
GstVolume *this = GST_VOLUME (mixer);
g_return_if_fail (filter != NULL);
g_return_if_fail (GST_IS_VOLUME (filter));
g_return_if_fail (this != NULL);
g_return_if_fail (GST_IS_VOLUME (this));
filter->volume_f = (gfloat) volumes[0] / VOLUME_STEPS;
filter->volume_i = filter->volume_f * VOLUME_UNITY_INT;
this->volume_f = (gfloat) volumes[0] / VOLUME_STEPS;
this->volume_i = this->volume_f * VOLUME_UNITY_INT;
if (filter->mute) {
filter->real_vol_f = 0.0;
filter->real_vol_i = 0;
if (this->mute) {
this->real_vol_f = 0.0;
this->real_vol_i = 0;
} else {
filter->real_vol_f = filter->volume_f;
filter->real_vol_i = filter->volume_i;
this->real_vol_f = this->volume_f;
this->real_vol_i = this->volume_i;
}
}
static void
gst_volume_get_volume (GstMixer * mixer, GstMixerTrack * track, gint * volumes)
{
GstVolume *filter = GST_VOLUME (mixer);
GstVolume *this = GST_VOLUME (mixer);
g_return_if_fail (filter != NULL);
g_return_if_fail (GST_IS_VOLUME (filter));
g_return_if_fail (this != NULL);
g_return_if_fail (GST_IS_VOLUME (this));
volumes[0] = (gint) filter->volume_f * VOLUME_STEPS;
volumes[0] = (gint) this->volume_f * VOLUME_STEPS;
}
static void
gst_volume_set_mute (GstMixer * mixer, GstMixerTrack * track, gboolean mute)
{
GstVolume *filter = GST_VOLUME (mixer);
GstVolume *this = GST_VOLUME (mixer);
g_return_if_fail (filter != NULL);
g_return_if_fail (GST_IS_VOLUME (filter));
g_return_if_fail (this != NULL);
g_return_if_fail (GST_IS_VOLUME (this));
filter->mute = mute;
this->mute = mute;
if (filter->mute) {
filter->real_vol_f = 0.0;
filter->real_vol_i = 0;
if (this->mute) {
this->real_vol_f = 0.0;
this->real_vol_i = 0;
} else {
filter->real_vol_f = filter->volume_f;
filter->real_vol_i = filter->volume_i;
this->real_vol_f = this->volume_f;
this->real_vol_i = this->volume_i;
}
}
@ -269,19 +273,21 @@ gst_volume_class_init (GstVolumeClass * klass)
GST_BASE_TRANSFORM_CLASS (klass)->transform =
GST_DEBUG_FUNCPTR (volume_transform);
GST_BASE_TRANSFORM_CLASS (klass)->set_caps =
GST_DEBUG_FUNCPTR (volume_set_caps);
}
static void
gst_volume_init (GstVolume * filter)
gst_volume_init (GstVolume * this)
{
GstMixerTrack *track = NULL;
filter->mute = FALSE;
filter->volume_i = VOLUME_UNITY_INT;
filter->volume_f = 1.0;
filter->real_vol_i = VOLUME_UNITY_INT;
filter->real_vol_f = 1.0;
filter->tracklist = NULL;
this->mute = FALSE;
this->volume_i = VOLUME_UNITY_INT;
this->volume_f = 1.0;
this->real_vol_i = VOLUME_UNITY_INT;
this->real_vol_f = 1.0;
this->tracklist = NULL;
track = g_object_new (GST_TYPE_MIXER_TRACK, NULL);
@ -291,50 +297,26 @@ gst_volume_init (GstVolume * filter)
track->min_volume = 0;
track->max_volume = VOLUME_STEPS;
track->flags = GST_MIXER_TRACK_SOFTWARE;
filter->tracklist = g_list_append (filter->tracklist, track);
this->tracklist = g_list_append (this->tracklist, track);
}
}
/* based on the caps' structure, install the correct volume_process method */
static void
volume_typefind (GstVolume * filter, const GstStructure * structure)
volume_funcfind (GstVolume * this, const GstStructure * structure)
{
const gchar *mimetype;
mimetype = gst_structure_get_name (structure);
if (strcmp (mimetype, "audio/x-raw-int") == 0)
filter->process = volume_process_int16;
this->process = volume_process_int16;
else if (strcmp (mimetype, "audio/x-raw-float") == 0)
filter->process = volume_process_float;
}
static GstFlowReturn
volume_transform (GstBaseTransform * base, GstBuffer * inbuf,
GstBuffer * outbuf)
{
GstVolume *filter = GST_VOLUME (base);
if (G_UNLIKELY (!filter->process)) {
GstCaps *caps = GST_BUFFER_CAPS (inbuf);
if (gst_caps_get_size (caps) == 1)
volume_typefind (filter, gst_caps_get_structure (caps, 0));
if (!filter->process) {
GST_ELEMENT_ERROR (filter, CORE, NEGOTIATION,
("Invalid caps on first buffer"), NULL);
return GST_FLOW_UNEXPECTED;
}
}
filter->process (filter, GST_BUFFER_TIMESTAMP (outbuf),
GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
return GST_FLOW_OK;
this->process = volume_process_float;
}
static void
volume_process_float (GstVolume * filter, GstClockTime tstamp,
volume_process_float (GstVolume * this, GstClockTime tstamp,
gpointer bytes, gint n_bytes)
{
gfloat *data;
@ -344,12 +326,12 @@ volume_process_float (GstVolume * filter, GstClockTime tstamp,
num_samples = n_bytes / sizeof (gfloat);
for (i = 0; i < num_samples; i++) {
*data++ *= filter->real_vol_f;
*data++ *= this->real_vol_f;
}
}
static void
volume_process_int16 (GstVolume * filter, GstClockTime tstamp,
volume_process_int16 (GstVolume * this, GstClockTime tstamp,
gpointer bytes, gint n_bytes)
{
gint16 *data;
@ -358,14 +340,14 @@ volume_process_int16 (GstVolume * filter, GstClockTime tstamp,
data = (gint16 *) bytes;
num_samples = n_bytes / sizeof (gint16);
/* need... liboil... */
/* FIXME: need... liboil... */
/* only clamp if the gain is greater than 1.0 */
if (filter->real_vol_i > VOLUME_UNITY_INT) {
if (this->real_vol_i > VOLUME_UNITY_INT) {
for (i = 0; i < num_samples; i++) {
/* we use bitshifting instead of dividing by UNITY_INT for speed */
val = (gint) * data;
*data++ =
(gint16) CLAMP ((filter->real_vol_i *
(gint16) CLAMP ((this->real_vol_i *
val) >> VOLUME_UNITY_BIT_SHIFT, VOLUME_MIN_INT16,
VOLUME_MAX_INT16);
}
@ -373,48 +355,82 @@ volume_process_int16 (GstVolume * filter, GstClockTime tstamp,
for (i = 0; i < num_samples; i++) {
/* we use bitshifting instead of dividing by UNITY_INT for speed */
val = (gint) * data;
*data++ = (gint16) ((filter->real_vol_i * val) >> VOLUME_UNITY_BIT_SHIFT);
*data++ = (gint16) ((this->real_vol_i * val) >> VOLUME_UNITY_BIT_SHIFT);
}
}
}
/* GstBaseTransform vmethod implementations */
/* get notified of caps and plug in the correct process function */
gboolean
volume_set_caps (GstBaseTransform * base, GstCaps * incaps, GstCaps * outcaps)
{
GstVolume *this = GST_VOLUME (base);
volume_funcfind (this, gst_caps_get_structure (incaps, 0));
if (!this->process) {
GST_ELEMENT_ERROR (this, CORE, NEGOTIATION,
("Invalid incoming caps: %" GST_PTR_FORMAT, incaps), NULL);
return FALSE;
}
return TRUE;
}
/* call the plugged-in process function for this instance
* needs to be done with this indirection since volume_transform is
* a class-global method
*/
static GstFlowReturn
volume_transform (GstBaseTransform * base, GstBuffer * inbuf,
GstBuffer * outbuf)
{
GstVolume *this = GST_VOLUME (base);
this->process (this, GST_BUFFER_TIMESTAMP (outbuf),
GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
return GST_FLOW_OK;
}
static void
volume_update_mute (const GValue * value, gpointer data)
{
GstVolume *filter = (GstVolume *) data;
GstVolume *this = (GstVolume *) data;
g_return_if_fail (GST_IS_VOLUME (filter));
g_return_if_fail (GST_IS_VOLUME (this));
if (G_VALUE_HOLDS_BOOLEAN (value)) {
filter->mute = g_value_get_boolean (value);
this->mute = g_value_get_boolean (value);
} else if (G_VALUE_HOLDS_INT (value)) {
filter->mute = (g_value_get_int (value) == 1);
this->mute = (g_value_get_int (value) == 1);
}
if (filter->mute) {
filter->real_vol_f = 0.0;
filter->real_vol_i = 0;
if (this->mute) {
this->real_vol_f = 0.0;
this->real_vol_i = 0;
} else {
filter->real_vol_f = filter->volume_f;
filter->real_vol_i = filter->volume_i;
this->real_vol_f = this->volume_f;
this->real_vol_i = this->volume_i;
}
}
static void
volume_update_volume (const GValue * value, gpointer data)
{
GstVolume *filter = (GstVolume *) data;
GstVolume *this = (GstVolume *) data;
g_return_if_fail (GST_IS_VOLUME (filter));
g_return_if_fail (GST_IS_VOLUME (this));
filter->volume_f = g_value_get_double (value);
filter->volume_i = filter->volume_f * VOLUME_UNITY_INT;
if (filter->mute) {
filter->real_vol_f = 0.0;
filter->real_vol_i = 0;
this->volume_f = g_value_get_double (value);
this->volume_i = this->volume_f * VOLUME_UNITY_INT;
if (this->mute) {
this->real_vol_f = 0.0;
this->real_vol_i = 0;
} else {
filter->real_vol_f = filter->volume_f;
filter->real_vol_i = filter->volume_i;
this->real_vol_f = this->volume_f;
this->real_vol_i = this->volume_i;
}
}
@ -422,14 +438,14 @@ static void
volume_set_property (GObject * object, guint prop_id, const GValue * value,
GParamSpec * pspec)
{
GstVolume *filter = GST_VOLUME (object);
GstVolume *this = GST_VOLUME (object);
switch (prop_id) {
case PROP_MUTE:
volume_update_mute (value, filter);
volume_update_mute (value, this);
break;
case PROP_VOLUME:
volume_update_volume (value, filter);
volume_update_volume (value, this);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -441,14 +457,14 @@ static void
volume_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstVolume *filter = GST_VOLUME (object);
GstVolume *this = GST_VOLUME (object);
switch (prop_id) {
case PROP_MUTE:
g_value_set_boolean (value, filter->mute);
g_value_set_boolean (value, this->mute);
break;
case PROP_VOLUME:
g_value_set_double (value, filter->volume_f);
g_value_set_double (value, this->volume_f);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -467,4 +483,4 @@ GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"volume",
"element for controlling audio volume",
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN)
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN);

1
tests/check/.gitignore vendored Normal file
View file

@ -0,0 +1 @@
test-registry.xml

31
tests/check/Makefile.am Normal file
View file

@ -0,0 +1,31 @@
include $(top_srcdir)/common/check.mak
CHECK_REGISTRY=$(top_builddir)/check/test-registry.xml
TESTS_ENVIRONMENT=\
GST_REGISTRY=$(CHECK_REGISTRY)
# ths core dumps of some machines have PIDs appended
CLEANFILES = core.* test-registry.xml
clean-local: clean-local-check
$(CHECK_REGISTRY):
$(TESTS_ENVIRONMENT) \
GST_PLUGIN_PATH_ONLY=yes \
GST_PLUGIN_PATH=$(top_builddir)/gst \
$(GST_TOOLS_DIR)/gst-register-@GST_MAJORMINOR@
TESTS = $(GST_TOOLS_DIR)/gst-register-@GST_MAJORMINOR@ \
$(check_PROGRAMS)
check_PROGRAMS = elements/volume
AM_CFLAGS = $(GST_OBJ_CFLAGS) $(GST_CHECK_CFLAGS)
LDADD = $(GST_OBJ_LIBS) $(GST_CHECK_LIBS)
# valgrind testing
VALGRIND_TESTS_DISABLE = \
$(GST_TOOLS_DIR)/gst-register-@GST_MAJORMINOR@
SUPPRESSIONS = $(top_srcdir)/common/gst.supp

2
tests/check/elements/.gitignore vendored Normal file
View file

@ -0,0 +1,2 @@
.dirstamp
volume

319
tests/check/elements/volume.c Normal file
View file

@ -0,0 +1,319 @@
/* 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/check/gstcheck.h>
GList *buffers = NULL;
gboolean have_eos = FALSE;
/* 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 */
GstPad *mysrcpad, *mysinkpad;
#define VOLUME_CAPS_TEMPLATE_STRING \
"audio/x-raw-int, " \
"channels = (int) [ 1, MAX ], " \
"rate = (int) [ 1, MAX ], " \
"endianness = (int) BYTE_ORDER, " \
"width = (int) 16, " \
"depth = (int) 16, " \
"signed = (bool) TRUE"
#define VOLUME_CAPS_STRING \
"audio/x-raw-int, " \
"channels = (int) 1, " \
"rate = (int) 44100, " \
"endianness = (int) BYTE_ORDER, " \
"width = (int) 16, " \
"depth = (int) 16, " \
"signed = (bool) TRUE"
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)
);
GstFlowReturn
chain_func (GstPad * pad, GstBuffer * buffer)
{
GST_DEBUG ("chain_func: received buffer %p", buffer);
buffers = g_list_append (buffers, buffer);
return GST_FLOW_OK;
}
gboolean
event_func (GstPad * pad, GstEvent * event)
{
if (GST_EVENT_TYPE (event) == GST_EVENT_EOS) {
/* we take the lock here because it's good practice to so, even though
* no buffers will be pushed anymore anyway */
GST_STREAM_LOCK (pad);
have_eos = TRUE;
GST_STREAM_UNLOCK (pad);
gst_event_unref (event);
return TRUE;
}
gst_event_unref (event);
return FALSE;
}
GstElement *
setup_volume ()
{
GstElement *volume;
GstPad *srcpad, *sinkpad;
GST_DEBUG ("setup_volume");
volume = gst_element_factory_make ("volume", "volume");
fail_if (volume == NULL, "Could not create a volume");
/* sending pad */
mysrcpad =
gst_pad_new_from_template (gst_static_pad_template_get (&srctemplate),
"src");
fail_if (mysrcpad == NULL, "Could not create a mysrcpad");
ASSERT_OBJECT_REFCOUNT (mysrcpad, "mysrcpad", 1);
sinkpad = gst_element_get_pad (volume, "sink");
fail_if (sinkpad == NULL, "Could not get source pad from volume");
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
gst_pad_set_caps (mysrcpad, NULL);
fail_unless (gst_pad_link (mysrcpad, sinkpad) == GST_PAD_LINK_OK,
"Could not link source and volume sink pads");
gst_object_unref (sinkpad); /* because we got it higher up */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 1);
/* receiving pad */
mysinkpad =
gst_pad_new_from_template (gst_static_pad_template_get (&sinktemplate),
"sink");
fail_if (mysinkpad == NULL, "Could not create a mysinkpad");
srcpad = gst_element_get_pad (volume, "src");
fail_if (srcpad == NULL, "Could not get source pad from volume");
gst_pad_set_caps (mysinkpad, NULL);
gst_pad_set_chain_function (mysinkpad, chain_func);
gst_pad_set_event_function (mysinkpad, event_func);
fail_unless (gst_pad_link (srcpad, mysinkpad) == GST_PAD_LINK_OK,
"Could not link volume source and mysink pads");
gst_object_unref (srcpad); /* because we got it higher up */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
return volume;
}
void
cleanup_volume (GstElement * volume)
{
GstPad *srcpad, *sinkpad;
GST_DEBUG ("cleanup_volume");
fail_unless (gst_element_set_state (volume, GST_STATE_NULL) ==
GST_STATE_SUCCESS, "could not set to null");
ASSERT_OBJECT_REFCOUNT (volume, "volume", 1);
/* clean up floating src pad */
sinkpad = gst_element_get_pad (volume, "sink");
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
gst_pad_unlink (mysrcpad, sinkpad);
/* pad refs held by both creator and this function (through _get) */
ASSERT_OBJECT_REFCOUNT (mysrcpad, "srcpad", 1);
gst_object_unref (mysrcpad);
mysrcpad = NULL;
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
gst_object_unref (sinkpad);
/* one more ref is held by volume itself */
/* clean up floating sink pad */
srcpad = gst_element_get_pad (volume, "src");
gst_pad_unlink (srcpad, mysinkpad);
/* pad refs held by both creator and this function (through _get) */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 2);
gst_object_unref (srcpad);
/* one more ref is held by volume itself */
ASSERT_OBJECT_REFCOUNT (mysinkpad, "mysinkpad", 1);
gst_object_unref (mysinkpad);
mysinkpad = NULL;
ASSERT_OBJECT_REFCOUNT (volume, "volume", 1);
gst_object_unref (volume);
}
GST_START_TEST (test_unity)
{
GstElement *volume;
GstBuffer *inbuffer, *outbuffer;
gint16 in[2] = { 16384, -256 };
volume = setup_volume ();
fail_unless (gst_element_set_state (volume,
GST_STATE_PLAYING) == GST_STATE_SUCCESS, "could not set to playing");
inbuffer = gst_buffer_new_and_alloc (4);
memcpy (GST_BUFFER_DATA (inbuffer), in, 4);
gst_buffer_set_caps (inbuffer, gst_caps_from_string (VOLUME_CAPS_STRING));
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
/* pushing gives away my reference ... */
gst_pad_push (mysrcpad, inbuffer);
/* ... but it ends up being collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (g_list_length (buffers) == 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_half)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 8192, -128 };
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_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);
gst_buffer_set_caps (inbuffer, gst_caps_from_string (VOLUME_CAPS_STRING));
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 ... */
gst_pad_push (mysrcpad, inbuffer);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (g_list_length (buffers) == 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
GST_START_TEST (test_double)
{
GstElement *volume;
GstBuffer *inbuffer;
GstBuffer *outbuffer;
gint16 in[2] = { 16384, -256 };
gint16 out[2] = { 32767, -512 }; /* notice the clamped sample */
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_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);
gst_buffer_set_caps (inbuffer, gst_caps_from_string (VOLUME_CAPS_STRING));
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 ... */
gst_pad_push (mysrcpad, inbuffer);
/* ... but it ends up being modified inplace and
* collected on the global buffer list */
ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
fail_unless (g_list_length (buffers) == 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
fail_unless (inbuffer == outbuffer);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), out, 4) == 0);
/* cleanup */
cleanup_volume (volume);
}
GST_END_TEST;
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_unity);
tcase_add_test (tc_chain, test_half);
tcase_add_test (tc_chain, test_double);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = volume_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;
}