Commit dbd1b849 authored by Sebastian Dröge's avatar Sebastian Dröge 🍵
Browse files

gst/audiofx/: Add new audiodynamic element which can act as a compressor or...

gst/audiofx/: Add new audiodynamic element which can act as a compressor or expander. Supported are hard-knee and sof...

Original commit message from CVS:
reviewed by: Stefan Kost  <ensonic@users.sf.net>
* gst/audiofx/Makefile.am:
* gst/audiofx/audiodynamic.c:
(gst_audio_dynamic_characteristics_get_type),
(gst_audio_dynamic_mode_get_type),
(gst_audio_dynamic_set_process_function),
(gst_audio_dynamic_base_init), (gst_audio_dynamic_class_init),
(gst_audio_dynamic_init), (gst_audio_dynamic_set_property),
(gst_audio_dynamic_get_property), (gst_audio_dynamic_setup),
(gst_audio_dynamic_transform_hard_knee_compressor_int),
(gst_audio_dynamic_transform_hard_knee_compressor_float),
(gst_audio_dynamic_transform_soft_knee_compressor_int),
(gst_audio_dynamic_transform_soft_knee_compressor_float),
(gst_audio_dynamic_transform_hard_knee_expander_int),
(gst_audio_dynamic_transform_hard_knee_expander_float),
(gst_audio_dynamic_transform_soft_knee_expander_int),
(gst_audio_dynamic_transform_soft_knee_expander_float),
(gst_audio_dynamic_transform_ip):
* gst/audiofx/audiodynamic.h:
* gst/audiofx/audiofx.c: (plugin_init):
Add new audiodynamic element which can act as a compressor or
expander. Supported are hard-knee and soft-knee operation modes with
user-specified ratio and threshold.
Attack and release parameters are not yet implemented but will follow.
* docs/plugins/Makefile.am:
* docs/plugins/gst-plugins-good-plugins-docs.sgml:
* docs/plugins/gst-plugins-good-plugins-sections.txt:
* docs/plugins/gst-plugins-good-plugins.args:
* docs/plugins/inspect/plugin-audiofx.xml:
Integrate audiodynamic into the docs.
* tests/check/Makefile.am:
* tests/check/elements/audiodynamic.c: (setup_dynamic),
(cleanup_dynamic), (GST_START_TEST), (dynamic_suite), (main):
Add unit test for audiodynamic.
parent d5dbe58a
2007-03-08 Sebastian Dröge <slomo@circular-chaos.org>
reviewed by: Stefan Kost <ensonic@users.sf.net>
* gst/audiofx/Makefile.am:
* gst/audiofx/audiodynamic.c:
(gst_audio_dynamic_characteristics_get_type),
(gst_audio_dynamic_mode_get_type),
(gst_audio_dynamic_set_process_function),
(gst_audio_dynamic_base_init), (gst_audio_dynamic_class_init),
(gst_audio_dynamic_init), (gst_audio_dynamic_set_property),
(gst_audio_dynamic_get_property), (gst_audio_dynamic_setup),
(gst_audio_dynamic_transform_hard_knee_compressor_int),
(gst_audio_dynamic_transform_hard_knee_compressor_float),
(gst_audio_dynamic_transform_soft_knee_compressor_int),
(gst_audio_dynamic_transform_soft_knee_compressor_float),
(gst_audio_dynamic_transform_hard_knee_expander_int),
(gst_audio_dynamic_transform_hard_knee_expander_float),
(gst_audio_dynamic_transform_soft_knee_expander_int),
(gst_audio_dynamic_transform_soft_knee_expander_float),
(gst_audio_dynamic_transform_ip):
* gst/audiofx/audiodynamic.h:
* gst/audiofx/audiofx.c: (plugin_init):
Add new audiodynamic element which can act as a compressor or
expander. Supported are hard-knee and soft-knee operation modes with
user-specified ratio and threshold.
Attack and release parameters are not yet implemented but will follow.
* docs/plugins/Makefile.am:
* docs/plugins/gst-plugins-good-plugins-docs.sgml:
* docs/plugins/gst-plugins-good-plugins-sections.txt:
* docs/plugins/gst-plugins-good-plugins.args:
* docs/plugins/inspect/plugin-audiofx.xml:
Integrate audiodynamic into the docs.
* tests/check/Makefile.am:
* tests/check/elements/audiodynamic.c: (setup_dynamic),
(cleanup_dynamic), (GST_START_TEST), (dynamic_suite), (main):
Add unit test for audiodynamic.
2007-03-07 Jan Schmidt <thaytan@mad.scientist.com>
* ext/raw1394/gstdv1394src.c: (gst_dv1394src_start):
......
......@@ -81,6 +81,7 @@ EXTRA_HFILES = \
$(top_srcdir)/gst/audiofx/audiopanorama.h \
$(top_srcdir)/gst/audiofx/audioinvert.h \
$(top_srcdir)/gst/audiofx/audioamplify.h \
$(top_srcdir)/gst/audiofx/audiodynamic.h \
$(top_srcdir)/gst/autodetect/gstautoaudiosink.h \
$(top_srcdir)/gst/autodetect/gstautovideosink.h \
$(top_srcdir)/gst/avi/gstavidemux.h \
......
......@@ -17,6 +17,7 @@
<xi:include href="xml/element-audiopanorama.xml" />
<xi:include href="xml/element-audioinvert.xml" />
<xi:include href="xml/element-audioamplify.xml" />
<xi:include href="xml/element-audiodynamic.xml" />
<xi:include href="xml/element-autoaudiosink.xml" />
<xi:include href="xml/element-autovideosink.xml" />
<xi:include href="xml/element-avidemux.xml" />
......
......@@ -57,6 +57,16 @@ GST_AUDIO_AMPLIFY
GST_AUDIO_AMPLIFY_CLASS
</SECTION>
<SECTION>
<FILE>element-audiodynamic</FILE>
GstAudioDynamic
<TITLE>audiodynamic</TITLE>
<SUBSECTION Standard>
GstAudioDynamicClass
GST_AUDIO_DYNAMIC
GST_AUDIO_DYNAMIC_CLASS
</SECTION>
<SECTION>
<FILE>element-autoaudiosink</FILE>
GstAutoAudioSink
......
......@@ -16668,3 +16668,43 @@
<DEFAULT>Normal Clipping (default)</DEFAULT>
</ARG>
<ARG>
<NAME>GstAudioDynamic::characteristics</NAME>
<TYPE>GstAudioDynamicCharacteristics</TYPE>
<RANGE></RANGE>
<FLAGS>rw</FLAGS>
<NICK>Characteristics</NICK>
<BLURB>Selects whether the ratio should be applied smooth (soft-knee) or hard (hard-knee).</BLURB>
<DEFAULT>Hard Knee (default)</DEFAULT>
</ARG>
<ARG>
<NAME>GstAudioDynamic::mode</NAME>
<TYPE>GstAudioDynamicMode</TYPE>
<RANGE></RANGE>
<FLAGS>rw</FLAGS>
<NICK>Mode</NICK>
<BLURB>Selects whether the filter should work on loud samples (compressor) orquiet samples (expander).</BLURB>
<DEFAULT>Compressor (default)</DEFAULT>
</ARG>
<ARG>
<NAME>GstAudioDynamic::ratio</NAME>
<TYPE>gfloat</TYPE>
<RANGE>[0,inf]</RANGE>
<FLAGS>rw</FLAGS>
<NICK>Ratio</NICK>
<BLURB>Ratio that should be applied.</BLURB>
<DEFAULT>1</DEFAULT>
</ARG>
<ARG>
<NAME>GstAudioDynamic::threshold</NAME>
<TYPE>gfloat</TYPE>
<RANGE>[0,1]</RANGE>
<FLAGS>rw</FLAGS>
<NICK>Threshold</NICK>
<BLURB>Threshold until the filter is activated.</BLURB>
<DEFAULT>0</DEFAULT>
</ARG>
......@@ -16,6 +16,13 @@
<description>Amplifies an audio stream by a given factor</description>
<author>Sebastian Dröge &lt;slomo@circular-chaos.org&gt;</author>
</element>
<element>
<name>audiodynamic</name>
<longname>AudioDynamic</longname>
<class>Filter/Effect/Audio</class>
<description>Compressor and Expander</description>
<author>Sebastian Dröge &lt;slomo@circular-chaos.org&gt;</author>
</element>
<element>
<name>audioinvert</name>
<longname>AudioInvert</longname>
......
......@@ -6,7 +6,8 @@ plugin_LTLIBRARIES = libgstaudiofx.la
libgstaudiofx_la_SOURCES = audiofx.c\
audiopanorama.c \
audioinvert.c \
audioamplify.c
audioamplify.c \
audiodynamic.c
# flags used to compile this plugin
libgstaudiofx_la_CFLAGS = $(GST_CFLAGS) \
......@@ -23,4 +24,6 @@ libgstaudiofx_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
# headers we need but don't want installed
noinst_HEADERS = audiopanorama.h \
audioinvert.h \
audioamplify.h
audioamplify.h \
audiodynamic.h
This diff is collapsed.
/*
* GStreamer
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_AUDIO_DYNAMIC_H__
#define __GST_AUDIO_DYNAMIC_H__
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
#include <gst/audio/audio.h>
#include <gst/audio/gstaudiofilter.h>
G_BEGIN_DECLS
#define GST_TYPE_AUDIO_DYNAMIC (gst_audio_dynamic_get_type())
#define GST_AUDIO_DYNAMIC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_DYNAMIC,GstAudioDynamic))
#define GST_IS_AUDIO_DYNAMIC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_DYNAMIC))
#define GST_AUDIO_DYNAMIC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_DYNAMIC,GstAudioDynamicClass))
#define GST_IS_AUDIO_DYNAMIC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_DYNAMIC))
#define GST_AUDIO_DYNAMIC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_DYNAMIC,GstAudioDynamicClass))
typedef struct _GstAudioDynamic GstAudioDynamic;
typedef struct _GstAudioDynamicClass GstAudioDynamicClass;
typedef void (*GstAudioDynamicProcessFunc) (GstAudioDynamic *, guint8 *, guint);
struct _GstAudioDynamic
{
GstAudioFilter audiofilter;
gfloat degree;
/* < private > */
GstAudioDynamicProcessFunc process;
gint width;
gboolean is_float;
gint characteristics;
gint mode;
gfloat threshold;
gfloat ratio;
};
struct _GstAudioDynamicClass
{
GstAudioFilterClass parent;
};
GType gst_audio_dynamic_get_type (void);
G_END_DECLS
#endif /* __GST_AUDIO_DYNAMIC_H__ */
......@@ -28,6 +28,7 @@
#include "audiopanorama.h"
#include "audioinvert.h"
#include "audioamplify.h"
#include "audiodynamic.h"
/* entry point to initialize the plug-in
* initialize the plug-in itself
......@@ -45,7 +46,9 @@ plugin_init (GstPlugin * plugin)
gst_element_register (plugin, "audioinvert", GST_RANK_NONE,
GST_TYPE_AUDIO_INVERT) &&
gst_element_register (plugin, "audioamplify", GST_RANK_NONE,
GST_TYPE_AUDIO_AMPLIFY));
GST_TYPE_AUDIO_AMPLIFY) &&
gst_element_register (plugin, "audiodynamic", GST_RANK_NONE,
GST_TYPE_AUDIO_DYNAMIC));
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
......
......@@ -40,6 +40,7 @@ check_PROGRAMS = \
elements/audiopanorama \
elements/audioinvert \
elements/audioamplify \
elements/audiodynamic \
elements/avimux \
elements/id3demux \
elements/level \
......
/* GStreamer
*
* unit test for audiodynamic
*
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* Greatly based on the audiopanorama unit test
* Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
*
* 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>
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 DYNAMIC_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 ("audio/x-raw-int, "
"channels = (int) 1, "
"rate = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 16, " "depth = (int) 16, " "signed = (bool) TRUE")
);
static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-int, "
"channels = (int) 1, "
"rate = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 16, " "depth = (int) 16, " "signed = (bool) TRUE")
);
GstElement *
setup_dynamic ()
{
GstElement *dynamic;
GST_DEBUG ("setup_dynamic");
dynamic = gst_check_setup_element ("audiodynamic");
mysrcpad = gst_check_setup_src_pad (dynamic, &srctemplate, NULL);
mysinkpad = gst_check_setup_sink_pad (dynamic, &sinktemplate, NULL);
gst_pad_set_active (mysrcpad, TRUE);
gst_pad_set_active (mysinkpad, TRUE);
return dynamic;
}
void
cleanup_dynamic (GstElement * dynamic)
{
GST_DEBUG ("cleanup_dynamic");
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 (dynamic);
gst_check_teardown_sink_pad (dynamic);
gst_check_teardown_element (dynamic);
}
GST_START_TEST (test_passthrough)
{
GstElement *dynamic;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[6] = { 24576, -16384, 256, -128, 0, -24576 };
gint16 *res;
dynamic = setup_dynamic ();
fail_unless (gst_element_set_state (dynamic,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
inbuffer = gst_buffer_new_and_alloc (12);
memcpy (GST_BUFFER_DATA (inbuffer), in, 12);
fail_unless (memcmp (GST_BUFFER_DATA (inbuffer), in, 12) == 0);
caps = gst_caps_from_string (DYNAMIC_CAPS_STRING);
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 */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gint16 *) GST_BUFFER_DATA (outbuffer);
GST_INFO
("expected %+5ld %+5ld %+5ld %+5ld %+5ld %+5ld real %+5ld %+5ld %+5ld %+5ld %+5ld %+5ld",
in[0], in[1], in[2], in[3], in[4], in[5], res[0], res[1], res[2], res[3],
res[4], res[5]);
fail_unless (memcmp (GST_BUFFER_DATA (outbuffer), in, 12) == 0);
/* cleanup */
cleanup_dynamic (dynamic);
}
GST_END_TEST;
GST_START_TEST (test_compress_hard_50_50)
{
GstElement *dynamic;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[8] = { -30000, 24576, -16384, 256, -128, 0, -24576, 30000 };
gint16 *res;
dynamic = setup_dynamic ();
g_object_set (G_OBJECT (dynamic), "mode", 0, NULL);
g_object_set (G_OBJECT (dynamic), "characteristics", 0, NULL);
g_object_set (G_OBJECT (dynamic), "ratio", 0.5, NULL);
g_object_set (G_OBJECT (dynamic), "threshold", 0.5, NULL);
fail_unless (gst_element_set_state (dynamic,
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 (DYNAMIC_CAPS_STRING);
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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gint16 *) GST_BUFFER_DATA (outbuffer);
fail_unless (res[0] > in[0]);
fail_unless (res[1] < in[1]);
fail_unless (res[2] == in[2]);
fail_unless (res[3] == in[3]);
fail_unless (res[4] == in[4]);
fail_unless (res[5] == in[5]);
fail_unless (res[6] > in[6]);
fail_unless (res[7] < in[7]);
/* cleanup */
cleanup_dynamic (dynamic);
}
GST_END_TEST;
GST_START_TEST (test_compress_soft_50_50)
{
GstElement *dynamic;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[8] = { -30000, 24576, -16384, 256, -128, 0, -24576, 30000 };
gint16 *res;
dynamic = setup_dynamic ();
g_object_set (G_OBJECT (dynamic), "mode", 0, NULL);
g_object_set (G_OBJECT (dynamic), "characteristics", 1, NULL);
g_object_set (G_OBJECT (dynamic), "ratio", 0.5, NULL);
g_object_set (G_OBJECT (dynamic), "threshold", 0.5, NULL);
fail_unless (gst_element_set_state (dynamic,
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 (DYNAMIC_CAPS_STRING);
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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gint16 *) GST_BUFFER_DATA (outbuffer);
fail_unless (res[0] > in[0]);
fail_unless (res[1] < in[1]);
fail_unless (res[2] == in[2]);
fail_unless (res[3] == in[3]);
fail_unless (res[4] == in[4]);
fail_unless (res[5] == in[5]);
fail_unless (res[6] > in[6]);
fail_unless (res[7] < in[7]);
/* cleanup */
cleanup_dynamic (dynamic);
}
GST_END_TEST;
GST_START_TEST (test_compress_hard_100_50)
{
GstElement *dynamic;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[8] = { -30000, 24576, -16384, 256, -128, 0, -24576, 30000 };
gint16 *res;
dynamic = setup_dynamic ();
g_object_set (G_OBJECT (dynamic), "mode", 0, NULL);
g_object_set (G_OBJECT (dynamic), "characteristics", 0, NULL);
g_object_set (G_OBJECT (dynamic), "ratio", 0.5, NULL);
g_object_set (G_OBJECT (dynamic), "threshold", 1.0, NULL);
fail_unless (gst_element_set_state (dynamic,
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 (DYNAMIC_CAPS_STRING);
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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gint16 *) GST_BUFFER_DATA (outbuffer);
fail_unless (res[0] == in[0]);
fail_unless (res[1] == in[1]);
fail_unless (res[2] == in[2]);
fail_unless (res[3] == in[3]);
fail_unless (res[4] == in[4]);
fail_unless (res[5] == in[5]);
fail_unless (res[6] == in[6]);
fail_unless (res[7] == in[7]);
/* cleanup */
cleanup_dynamic (dynamic);
}
GST_END_TEST;
GST_START_TEST (test_expand_hard_50_200)
{
GstElement *dynamic;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[8] = { -30000, 24576, -16383, 256, -128, 0, -24576, 30000 };
gint16 *res;
dynamic = setup_dynamic ();
g_object_set (G_OBJECT (dynamic), "mode", 1, NULL);
g_object_set (G_OBJECT (dynamic), "characteristics", 0, NULL);
g_object_set (G_OBJECT (dynamic), "ratio", 2.0, NULL);
g_object_set (G_OBJECT (dynamic), "threshold", 0.5, NULL);
fail_unless (gst_element_set_state (dynamic,
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 (DYNAMIC_CAPS_STRING);
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);
/* ... and puts a new buffer on the global list */
fail_unless_equals_int (g_list_length (buffers), 1);
fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL);
res = (gint16 *) GST_BUFFER_DATA (outbuffer);
fail_unless (res[0] == in[0]);
fail_unless (res[1] == in[1]);
fail_unless (res[2] > in[2]);
fail_unless (res[3] < in[3]);
fail_unless (res[4] > in[4]);
fail_unless (res[5] == in[5]);
fail_unless (res[6] == in[6]);
fail_unless (res[7] == in[7]);
/* cleanup */
cleanup_dynamic (dynamic);
}
GST_END_TEST;
GST_START_TEST (test_expand_soft_50_200)
{
GstElement *dynamic;
GstBuffer *inbuffer, *outbuffer;
GstCaps *caps;
gint16 in[8] = { -30000, 24576, -16383, 256, -128, 0, -24576, 30000 };
gint16 *res;
dynamic = setup_dynamic ();
g_object_set (G_OBJECT (dynamic), "mode", 1, NULL);
g_object_set (G_OBJECT (dynamic), "characteristics", 1, NULL);
g_object_set (G_OBJECT (dynamic), "ratio", 2.0, NULL);
g_object_set (G_OBJECT (dynamic), "threshold", 0.5, NULL);
fail_unless (gst_element_set_state (dynamic,
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 (DYNAMIC_CAPS_STRING);
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);
/* ... and puts a new buffer on the global list */