$(SUBDIRS_EXAMPLES) \
tools \
$(SUBDIRS_GCONF) \
+ check \
docs \
po \
common \
pkgconfig
DIST_SUBDIRS = \
+ check \
docs \
gst-libs \
gst sys ext \
--- /dev/null
+test-registry.xml
--- /dev/null
+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
--- /dev/null
+.dirstamp
+volume
--- /dev/null
+/* 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;
+}
-Subproject commit 8ff526a316f9b576e727b8e32cba0a53cdec07a6
+Subproject commit 4cc6f465857331531a09aff0a23dc0b133e7f669
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
pkgconfig/Makefile
pkgconfig/gstreamer-plugins-base.pc
pkgconfig/gstreamer-plugins-base-uninstalled.pc
+check/Makefile
docs/Makefile
docs/libs/Makefile
docs/plugins/Makefile
/* -*- 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
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,
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
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;
}
}
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);
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;
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;
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);
}
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;
}
}
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);
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);
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);
--- /dev/null
+test-registry.xml
--- /dev/null
+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
--- /dev/null
+.dirstamp
+volume
--- /dev/null
+/* 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;
+}