passthrough: remove obsolete element

It is not built by default. We have identity for some of the needs and otherwise
audio/videofilter base classes.
This commit is contained in:
Stefan Sauer 2011-11-20 20:16:03 +01:00
parent 931f7b2c59
commit cc210b8ff6
6 changed files with 0 additions and 571 deletions

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@ -1,7 +0,0 @@
Makefile
Makefile.in
*.o
*.lo
*.la
.deps
.libs

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@ -1,10 +0,0 @@
plugin_LTLIBRARIES = libgstpassthrough.la
libgstpassthrough_la_SOURCES = gstpassthrough.c
libgstpassthrough_la_CFLAGS = $(GST_CFLAGS)
libgstpassthrough_la_LIBADD =
libgstpassthrough_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstpassthrough_la_LIBTOOLFLAGS = --tag=disable-static
noinst_HEADERS = gstpassthrough.h filter.func

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@ -1,18 +0,0 @@
{
guint j;
static long int sample = 0; /* you can use this to count samples */
/*
* process data here
* *data contains the original 8 or 16 bit samples and is modified in place
* channels are interleaved in input data
*/
/* do nothing */
for (j = 0; j < num_samples; j++)
{
data[j] = data[j];
}
sample += num_samples;
}

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@ -1,306 +0,0 @@
/* -*- c-basic-offset: 2 -*-
* GStreamer
* Copyright (C) 1999-2001 Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gst/gst.h>
#include <gst/audio/audio.h>
#include "gstpassthrough.h"
#define PASSTHRU_BUF_SIZE 4096
#define PASSTHRU_NUM_BUFS 4
enum
{
/* FILL ME */
LAST_SIGNAL
};
/* static guint gst_filter_signals[LAST_SIGNAL] = { 0 }; */
enum
{
ARG_0,
ARG_SILENT
};
static GstStaticPadTemplate passthrough_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_AUDIO_INT_PAD_TEMPLATE_CAPS "; "
GST_AUDIO_FLOAT_STANDARD_PAD_TEMPLATE_CAPS)
);
static GstStaticPadTemplate passthrough_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_AUDIO_INT_PAD_TEMPLATE_CAPS "; "
GST_AUDIO_FLOAT_STANDARD_PAD_TEMPLATE_CAPS)
);
static void passthrough_class_init (GstPassthroughClass * klass);
static void passthrough_base_init (GstPassthroughClass * klass);
static void passthrough_init (GstPassthrough * filter);
static void passthrough_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void passthrough_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstPadLinkReturn passthrough_connect_sink (GstPad * pad,
const GstCaps * caps);
static void passthrough_chain (GstPad * pad, GstData * _data);
static void inline passthrough_fast_float_chain (gfloat * data,
guint numsamples);
static void inline passthrough_fast_16bit_chain (gint16 * data,
guint numsamples);
static void inline passthrough_fast_8bit_chain (gint8 * data, guint numsamples);
static GstElementClass *parent_class = NULL;
static GstPadLinkReturn
passthrough_connect_sink (GstPad * pad, const GstCaps * caps)
{
const gchar *mimetype;
GstPassthrough *filter;
GstStructure *structure;
g_return_val_if_fail (pad != NULL, GST_PAD_LINK_DELAYED);
g_return_val_if_fail (caps != NULL, GST_PAD_LINK_DELAYED);
filter = GST_PASSTHROUGH (gst_pad_get_parent (pad));
g_return_val_if_fail (filter != NULL, GST_PAD_LINK_REFUSED);
g_return_val_if_fail (GST_IS_PASSTHROUGH (filter), GST_PAD_LINK_REFUSED);
structure = gst_caps_get_structure (caps, 0);
mimetype = gst_structure_get_name (structure);
gst_structure_get_int (structure, "rate", &filter->rate);
gst_structure_get_int (structure, "channels", &filter->channels);
gst_structure_get_int (structure, "width", &filter->width);
gst_structure_get_int (structure, "endianness", &filter->endianness);
if (strcmp (mimetype, "audio/x-raw-int") == 0) {
filter->format = GST_PASSTHROUGH_FORMAT_INT;
gst_structure_get_int (structure, "depth", &filter->depth);
gst_structure_get_boolean (structure, "signed", &filter->is_signed);
if (!filter->silent) {
g_print ("Passthrough : channels %d, rate %d\n", filter->channels,
filter->rate);
g_print
("Passthrough : format int, bit width %d, endianness %d, signed %s\n",
filter->width, filter->endianness, filter->is_signed ? "yes" : "no");
}
} else if (strcmp (mimetype, "audio/x-raw-float") == 0) {
filter->format = GST_PASSTHROUGH_FORMAT_FLOAT;
if (!filter->silent) {
g_print ("Passthrough : channels %d, rate %d\n", filter->channels,
filter->rate);
g_print ("Passthrough : format float, width %d\n", filter->width);
}
}
return gst_pad_try_set_caps (filter->srcpad, caps);
}
GType
gst_passthrough_get_type (void)
{
static GType passthrough_type = 0;
if (!passthrough_type) {
static const GTypeInfo passthrough_info = {
sizeof (GstPassthroughClass),
(GBaseInitFunc) passthrough_base_init,
NULL,
(GClassInitFunc) passthrough_class_init,
NULL,
NULL,
sizeof (GstPassthrough),
0,
(GInstanceInitFunc) passthrough_init,
};
passthrough_type =
g_type_register_static (GST_TYPE_ELEMENT, "GstPassthrough",
&passthrough_info, 0);
}
return passthrough_type;
}
static void
passthrough_base_init (GstPassthroughClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&passthrough_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&passthrough_sink_template));
gst_element_class_set_details_simple (element_class, "Passthrough",
"Filter/Effect/Audio",
"Transparent filter for audio/raw (boilerplate for effects)",
"Thomas <thomas@apestaart.org>, " "Andy Wingo <apwingo@eos.ncsu.edu>");
}
static void
passthrough_class_init (GstPassthroughClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_peek_parent (klass);
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_SILENT,
g_param_spec_boolean ("silent", "silent", "silent", TRUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gobject_class->set_property = passthrough_set_property;
gobject_class->get_property = passthrough_get_property;
}
static void
passthrough_init (GstPassthrough * filter)
{
filter->srcpad =
gst_pad_new_from_static_template (&passthrough_src_template, "src");
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
filter->sinkpad =
gst_pad_new_from_static_template (&passthrough_sink_template, "sink");
gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
gst_pad_set_link_function (filter->sinkpad, passthrough_connect_sink);
gst_pad_set_chain_function (filter->sinkpad, passthrough_chain);
filter->silent = FALSE;
}
static void
passthrough_chain (GstPad * pad, GstData * _data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstPassthrough *filter;
gint16 *int_data;
gfloat *float_data;
g_return_if_fail (pad != NULL);
g_return_if_fail (GST_IS_PAD (pad));
g_return_if_fail (buf != NULL);
filter = GST_PASSTHROUGH (gst_pad_get_parent (pad));
g_return_if_fail (filter != NULL);
g_return_if_fail (GST_IS_PASSTHROUGH (filter));
switch (filter->format) {
case GST_PASSTHROUGH_FORMAT_INT:
int_data = (gint16 *) GST_BUFFER_DATA (buf);
switch (filter->width) {
case 16:
passthrough_fast_16bit_chain (int_data, GST_BUFFER_SIZE (buf) / 2);
break;
case 8:
passthrough_fast_8bit_chain ((gint8 *) int_data,
GST_BUFFER_SIZE (buf));
break;
}
break;
case GST_PASSTHROUGH_FORMAT_FLOAT:
float_data = (gfloat *) GST_BUFFER_DATA (buf);
passthrough_fast_float_chain (float_data,
GST_BUFFER_SIZE (buf) / sizeof (gfloat));
break;
}
gst_pad_push (filter->srcpad, GST_DATA (buf));
}
static void inline
passthrough_fast_float_chain (gfloat * data, guint num_samples)
#include "filter.func"
static void inline
passthrough_fast_16bit_chain (gint16 * data, guint num_samples)
#include "filter.func"
static void inline
passthrough_fast_8bit_chain (gint8 * data, guint num_samples)
#include "filter.func"
static void
passthrough_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstPassthrough *filter;
g_return_if_fail (GST_IS_PASSTHROUGH (object));
filter = GST_PASSTHROUGH (object);
switch (prop_id) {
case ARG_SILENT:
filter->silent = g_value_get_boolean (value);
break;
default:
break;
}
}
static void
passthrough_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstPassthrough *filter;
g_return_if_fail (GST_IS_PASSTHROUGH (object));
filter = GST_PASSTHROUGH (object);
switch (prop_id) {
case ARG_SILENT:
g_value_set_boolean (value, filter->silent);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "passthrough",
GST_RANK_NONE, GST_TYPE_PASSTHROUGH);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"passthrough",
"Transparent filter for audio/raw (boilerplate for effects)",
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)

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@ -1,79 +0,0 @@
/* -*- c-basic-offset: 2 -*-
* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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_PASSTHROUGH_H__
#define __GST_PASSTHROUGH_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_PASSTHROUGH \
(gst_passthrough_get_type())
#define GST_PASSTHROUGH(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PASSTHROUGH,GstPassthrough))
#define GST_PASSTHROUGH_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PASSTHROUGH,GstPassthroughClass))
#define GST_PASSTHROUGH_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_PASSTHROUGH,GstPassthroughClass))
#define GST_IS_PASSTHROUGH(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PASSTHROUGH))
#define GST_IS_PASSTHROUGH_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PASSTHROUGH))
typedef struct _GstPassthrough GstPassthrough;
typedef struct _GstPassthroughClass GstPassthroughClass;
typedef enum _GstPassthroughFormat GstPassthroughFormat;
enum _GstPassthroughFormat {
GST_PASSTHROUGH_FORMAT_INT,
GST_PASSTHROUGH_FORMAT_FLOAT
};
struct _GstPassthrough {
GstElement element;
GstPad *sinkpad, *srcpad;
gboolean silent;
/* the next are valid for both int and float */
GstPassthroughFormat format;
guint rate;
guint channels;
guint width;
guint endianness;
guint buffer_size;
/* the next are valid only for int formats */
guint depth;
gboolean is_signed;
};
struct _GstPassthroughClass {
GstElementClass parent_class;
};
GType gst_passthrough_get_type(void);
G_END_DECLS
#endif /* __GST_PASSTHROUGH_H__ */

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@ -1,151 +0,0 @@
<?xml version="1.0" encoding="Windows-1252"?>
<VisualStudioProject
ProjectType="Visual C++"
Version="7.10"
Name="passthrgouh"
ProjectGUID="{979C216F-0ACF-4956-AE00-055A42D678C3}"
Keyword="Win32Proj">
<Platforms>
<Platform
Name="Win32"/>
</Platforms>
<Configurations>
<Configuration
Name="Debug|Win32"
OutputDirectory="../../win32/Debug"
IntermediateDirectory="../../win32/Debug"
ConfigurationType="2"
CharacterSet="2">
<Tool
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="../../../gstreamer/win32;../../../gstreamer;../../../gstreamer/libs;../../../glib;../../../glib/glib;../../../glib/gmodule;&quot;../../gst-libs&quot;;../../../popt/include;../../../libxml2/include/libxml2"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;passthrgouh_EXPORTS;HAVE_CONFIG_H;_USE_MATH_DEFINES"
MinimalRebuild="TRUE"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
UsePrecompiledHeader="0"
WarningLevel="3"
Detect64BitPortabilityProblems="TRUE"
DebugInformationFormat="4"/>
<Tool
Name="VCCustomBuildTool"/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="glib-2.0.lib gmodule-2.0.lib gthread-2.0.lib gobject-2.0.lib libgstreamer.lib gstbytestream.lib iconv.lib intl.lib"
OutputFile="$(OutDir)/gstpassthrgouh.dll"
LinkIncremental="2"
AdditionalLibraryDirectories="../../../gstreamer/win32/Debug;../../../glib/glib;../../../glib/gmodule;../../../glib/gthread;../../../glib/gobject;../../../gettext/lib;../../../libiconv/lib"
ModuleDefinitionFile=""
GenerateDebugInformation="TRUE"
ProgramDatabaseFile="$(OutDir)/passthrgouh.pdb"
SubSystem="2"
OptimizeReferences="2"
ImportLibrary="$(OutDir)/gstpassthrgouh.lib"
TargetMachine="1"/>
<Tool
Name="VCMIDLTool"/>
<Tool
Name="VCPostBuildEventTool"
CommandLine="copy /Y $(TargetPath) c:\gstreamer\plugins"/>
<Tool
Name="VCPreBuildEventTool"/>
<Tool
Name="VCPreLinkEventTool"/>
<Tool
Name="VCResourceCompilerTool"/>
<Tool
Name="VCWebServiceProxyGeneratorTool"/>
<Tool
Name="VCXMLDataGeneratorTool"/>
<Tool
Name="VCWebDeploymentTool"/>
<Tool
Name="VCManagedWrapperGeneratorTool"/>
<Tool
Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
</Configuration>
<Configuration
Name="Release|Win32"
OutputDirectory="../../win32/Release"
IntermediateDirectory="../../win32/Release"
ConfigurationType="2"
CharacterSet="2">
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="../../../gstreamer/win32;../../../gstreamer;../../../gstreamer/libs;../../../glib;../../../glib/glib;../../../glib/gmodule;&quot;../../gst-libs&quot;;../../../popt/include;../../../libxml2/include/libxml2"
PreprocessorDefinitions="WIN32;NDEBUG;GST_DISABLE_GST_DEBUG;_WINDOWS;_USRDLL;passthrgouh_EXPORTS;HAVE_CONFIG_H;_USE_MATH_DEFINES"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
Detect64BitPortabilityProblems="TRUE"
DebugInformationFormat="3"/>
<Tool
Name="VCCustomBuildTool"/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="glib-2.0.lib gmodule-2.0.lib gthread-2.0.lib gobject-2.0.lib libgstreamer.lib gstbytestream.lib iconv.lib intl.lib"
OutputFile="$(OutDir)/gstpassthrgouh.dll"
LinkIncremental="1"
AdditionalLibraryDirectories="../../../gstreamer/win32/Release;../../../glib/glib;../../../glib/gmodule;../../../glib/gthread;../../../glib/gobject;../../../gettext/lib;../../../libiconv/lib"
ModuleDefinitionFile=""
GenerateDebugInformation="TRUE"
SubSystem="2"
OptimizeReferences="2"
EnableCOMDATFolding="2"
ImportLibrary="$(OutDir)/gstpassthrgouh.lib"
TargetMachine="1"/>
<Tool
Name="VCMIDLTool"/>
<Tool
Name="VCPostBuildEventTool"
CommandLine="copy /Y $(TargetPath) c:\gstreamer\plugins"/>
<Tool
Name="VCPreBuildEventTool"/>
<Tool
Name="VCPreLinkEventTool"/>
<Tool
Name="VCResourceCompilerTool"/>
<Tool
Name="VCWebServiceProxyGeneratorTool"/>
<Tool
Name="VCXMLDataGeneratorTool"/>
<Tool
Name="VCWebDeploymentTool"/>
<Tool
Name="VCManagedWrapperGeneratorTool"/>
<Tool
Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
</Configuration>
</Configurations>
<References>
</References>
<Files>
<Filter
Name="Source Files"
Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm;asmx"
UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}">
<File
RelativePath=".\gstpassthrough.c">
</File>
</Filter>
<Filter
Name="Header Files"
Filter="h;hpp;hxx;hm;inl;inc;xsd"
UniqueIdentifier="{93995380-89BD-4b04-88EB-625FBE52EBFB}">
<File
RelativePath=".\filter.func">
</File>
<File
RelativePath=".\gstpassthrough.h">
</File>
</Filter>
<Filter
Name="Resource Files"
Filter="rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx"
UniqueIdentifier="{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}">
</Filter>
</Files>
<Globals>
</Globals>
</VisualStudioProject>