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hal: Remove hal plugin

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hal is not developed anymore and nobody is using the plugin nowadays.
This commit is contained in:
Sebastian Dröge 2011-08-03 10:59:56 +02:00
parent 8266020938
commit f18eccd286
11 changed files with 1 additions and 1176 deletions
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10
configure.ac
View file

@ -315,7 +315,7 @@ dnl Make sure you have a space before and after all plugins
GST_PLUGINS_NONPORTED=" deinterlace flx goom goom2k1 icydemux id3demux \
imagefreeze interleave isomp4 law matroska monoscope shapewipe smpte \
videobox videocrop videomixer \
annodex apetag cairo dv1394 flac gdk_pixbuf hal jpeg libdv libpng \
annodex apetag cairo dv1394 flac gdk_pixbuf jpeg libdv libpng \
oss oss4 shout2 \
soup taglib wavpack "
AC_SUBST(GST_PLUGINS_NONPORTED)
@ -741,12 +741,6 @@ AG_GST_CHECK_FEATURE(GDK_PIXBUF, [GDK pixbuf], gdkpixbuf, [
AG_GST_PKG_CHECK_MODULES(GDK_PIXBUF, gdk-pixbuf-2.0 >= 2.8.0)
])
dnl *** HAL ***
translit(dnm, m, l) AM_CONDITIONAL(USE_HAL, true)
AG_GST_CHECK_FEATURE(HAL, [HAL libraries], halelements, [
AG_GST_PKG_CHECK_MODULES(HAL, [hal >= 0.5.6, dbus-1 >= 0.32])
])
dnl *** Jack ***
translit(dnm, m, l) AM_CONDITIONAL(USE_JACK, true)
AG_GST_CHECK_FEATURE(JACK, Jack, jack, [
@ -997,7 +991,6 @@ AM_CONDITIONAL(USE_DV1394, false)
AM_CONDITIONAL(USE_FLAC, false)
AM_CONDITIONAL(USE_GDK_PIXBUF, false)
AM_CONDITIONAL(USE_GST_V4L2, false)
AM_CONDITIONAL(USE_HAL, false)
AM_CONDITIONAL(USE_JACK, false)
AM_CONDITIONAL(USE_JPEG, false)
AM_CONDITIONAL(USE_LIBCACA, false)
@ -1132,7 +1125,6 @@ ext/cairo/Makefile
ext/dv/Makefile
ext/flac/Makefile
ext/gdk_pixbuf/Makefile
ext/hal/Makefile
ext/jack/Makefile
ext/jpeg/Makefile
ext/libcaca/Makefile

8
ext/Makefile.am
View file

@ -28,12 +28,6 @@ else
GDK_PIXBUF_DIR =
endif
if USE_HAL
HAL_DIR = hal
else
HAL_DIR =
endif
if USE_JACK
JACK_DIR=jack
else
@ -126,7 +120,6 @@ SUBDIRS = \
$(DV1394_DIR) \
$(FLAC_DIR) \
$(GDK_PIXBUF_DIR) \
$(HAL_DIR) \
$(JACK_DIR) \
$(JPEG_DIR) \
$(LIBCACA_DIR) \
@ -148,7 +141,6 @@ DIST_SUBDIRS = \
dv \
flac \
gdk_pixbuf \
hal \
jack \
jpeg \
libcaca \

18
ext/hal/Makefile.am
View file

@ -1,18 +0,0 @@
plugin_LTLIBRARIES = libgsthalelements.la
libgsthalelements_la_SOURCES = \
gsthalaudiosink.c \
gsthalaudiosrc.c \
gsthalelements.c \
hal.c
libgsthalelements_la_CFLAGS = $(GST_CFLAGS) $(HAL_CFLAGS)
libgsthalelements_la_LIBADD = $(GST_LIBS) $(HAL_LIBS)
libgsthalelements_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgsthalelements_la_LIBTOOLFLAGS = --tag=disable-static
noinst_HEADERS = \
gsthalaudiosink.h \
gsthalaudiosrc.h \
gsthalelements.h \
hal.h

251
ext/hal/gsthalaudiosink.c
View file

@ -1,251 +0,0 @@
/* GStreamer
* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* (c) 2006 Jürg Billeter <j@bitron.ch>
*
* 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.
*/
/**
* SECTION:element-halaudiosink
*
* HalAudioSink allows access to output of sound devices by specifying the
* corresponding persistent Unique Device Id (UDI) from the Hardware Abstraction
* Layer (HAL) in the #GstHalAudioSink:udi property.
* It currently always embeds alsasink or osssink as HAL doesn't support other
* sound systems yet. You can also specify the UDI of a device that has ALSA or
* OSS subdevices. If both are present ALSA is preferred.
*
* <refsect2>
* <title>Examples</title>
* |[
* hal-find-by-property --key alsa.type --string playback
* ]| list the UDIs of all your ALSA output devices
* |[
* gst-launch -v audiotestsrc ! halaudiosink udi=/org/freedesktop/Hal/devices/pci_8086_27d8_alsa_playback_0
* ]| test your soundcard by playing a test signal on the specified sound device.
* </refsect2>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gsthalelements.h"
#include "gsthalaudiosink.h"
static void gst_hal_audio_sink_dispose (GObject * object);
static GstStateChangeReturn
gst_hal_audio_sink_change_state (GstElement * element,
GstStateChange transition);
enum
{
PROP_0,
PROP_UDI
};
GST_BOILERPLATE (GstHalAudioSink, gst_hal_audio_sink, GstBin, GST_TYPE_BIN);
static void gst_hal_audio_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_hal_audio_sink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void
gst_hal_audio_sink_base_init (gpointer klass)
{
GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
gst_element_class_add_pad_template (eklass,
gst_static_pad_template_get (&sink_template));
gst_element_class_set_details_simple (eklass, "HAL audio sink",
"Sink/Audio",
"Audio sink for sound device access via HAL",
"Jürg Billeter <j@bitron.ch>");
}
static void
gst_hal_audio_sink_class_init (GstHalAudioSinkClass * klass)
{
GObjectClass *oklass = G_OBJECT_CLASS (klass);
GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
oklass->set_property = gst_hal_audio_sink_set_property;
oklass->get_property = gst_hal_audio_sink_get_property;
oklass->dispose = gst_hal_audio_sink_dispose;
eklass->change_state = gst_hal_audio_sink_change_state;
g_object_class_install_property (oklass, PROP_UDI,
g_param_spec_string ("udi",
"UDI", "Unique Device Id", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
/*
* Hack to make negotiation work.
*/
static void
gst_hal_audio_sink_reset (GstHalAudioSink * sink)
{
GstPad *targetpad;
/* fakesink */
if (sink->kid) {
gst_element_set_state (sink->kid, GST_STATE_NULL);
gst_bin_remove (GST_BIN (sink), sink->kid);
}
sink->kid = gst_element_factory_make ("fakesink", "testsink");
gst_bin_add (GST_BIN (sink), sink->kid);
targetpad = gst_element_get_static_pad (sink->kid, "sink");
gst_ghost_pad_set_target (GST_GHOST_PAD (sink->pad), targetpad);
gst_object_unref (targetpad);
}
static void
gst_hal_audio_sink_init (GstHalAudioSink * sink, GstHalAudioSinkClass * g_class)
{
sink->pad = gst_ghost_pad_new_no_target ("sink", GST_PAD_SINK);
gst_element_add_pad (GST_ELEMENT (sink), sink->pad);
gst_hal_audio_sink_reset (sink);
}
static void
gst_hal_audio_sink_dispose (GObject * object)
{
GstHalAudioSink *sink = GST_HAL_AUDIO_SINK (object);
if (sink->udi) {
g_free (sink->udi);
sink->udi = NULL;
}
GST_CALL_PARENT (G_OBJECT_CLASS, dispose, (object));
}
static gboolean
do_toggle_element (GstHalAudioSink * sink)
{
GstPad *targetpad;
/* kill old element */
if (sink->kid) {
GST_DEBUG_OBJECT (sink, "Removing old kid");
gst_element_set_state (sink->kid, GST_STATE_NULL);
gst_bin_remove (GST_BIN (sink), sink->kid);
sink->kid = NULL;
}
GST_DEBUG_OBJECT (sink, "Creating new kid");
if (!sink->udi)
GST_INFO_OBJECT (sink, "No UDI set for device, using default one");
if (!(sink->kid = gst_hal_get_audio_sink (sink->udi))) {
GST_ELEMENT_ERROR (sink, LIBRARY, SETTINGS, (NULL),
("Failed to render audio sink from Hal"));
return FALSE;
}
gst_element_set_state (sink->kid, GST_STATE (sink));
gst_bin_add (GST_BIN (sink), sink->kid);
/* re-attach ghostpad */
GST_DEBUG_OBJECT (sink, "Creating new ghostpad");
targetpad = gst_element_get_static_pad (sink->kid, "sink");
gst_ghost_pad_set_target (GST_GHOST_PAD (sink->pad), targetpad);
gst_object_unref (targetpad);
GST_DEBUG_OBJECT (sink, "done changing hal audio sink");
return TRUE;
}
static void
gst_hal_audio_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstHalAudioSink *this = GST_HAL_AUDIO_SINK (object);
GST_OBJECT_LOCK (this);
switch (prop_id) {
case PROP_UDI:
if (this->udi)
g_free (this->udi);
this->udi = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (this);
}
static void
gst_hal_audio_sink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstHalAudioSink *this = GST_HAL_AUDIO_SINK (object);
GST_OBJECT_LOCK (this);
switch (prop_id) {
case PROP_UDI:
g_value_set_string (value, this->udi);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (this);
}
static GstStateChangeReturn
gst_hal_audio_sink_change_state (GstElement * element,
GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstHalAudioSink *sink = GST_HAL_AUDIO_SINK (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
if (!do_toggle_element (sink))
return GST_STATE_CHANGE_FAILURE;
break;
default:
break;
}
ret = GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state,
(element, transition), GST_STATE_CHANGE_SUCCESS);
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
gst_hal_audio_sink_reset (sink);
break;
default:
break;
}
return ret;
}

58
ext/hal/gsthalaudiosink.h
View file

@ -1,58 +0,0 @@
/* GStreamer
* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* (c) 2006 Jürg Billeter <j@bitron.ch>
*
* 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_HAL_AUDIO_SINK_H__
#define __GST_HAL_AUDIO_SINK_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_HAL_AUDIO_SINK \
(gst_hal_audio_sink_get_type ())
#define GST_HAL_AUDIO_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_HAL_AUDIO_SINK, \
GstHalAudioSink))
#define GST_HAL_AUDIO_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_HAL_AUDIO_SINK, \
GstHalAudioSinkClass))
#define GST_IS_HAL_AUDIO_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_HAL_AUDIO_SINK))
#define GST_IS_HAL_AUDIO_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_HAL_AUDIO_SINK))
typedef struct _GstHalAudioSink {
GstBin parent;
/* explicit pointers to stuff used */
gchar *udi;
GstElement *kid;
GstPad *pad;
} GstHalAudioSink;
typedef struct _GstHalAudioSinkClass {
GstBinClass parent_class;
} GstHalAudioSinkClass;
GType gst_hal_audio_sink_get_type (void);
G_END_DECLS
#endif /* __GST_HAL_AUDIO_SINK_H__ */

252
ext/hal/gsthalaudiosrc.c
View file

@ -1,252 +0,0 @@
/* GStreamer
* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* (c) 2005 Tim-Philipp Müller <tim centricular net>
* (c) 2006 Jürg Billeter <j@bitron.ch>
*
* 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.
*/
/**
* SECTION:element-halaudiosrc
*
* HalAudioSrc allows access to input of sound devices by specifying the
* corresponding persistent Unique Device Id (UDI) from the Hardware Abstraction
* Layer (HAL) in the #GstHalAudioSrc:udi property.
* It currently always embeds alsasrc or osssrc as HAL doesn't support other
* sound systems yet. You can also specify the UDI of a device that has ALSA or
* OSS subdevices. If both are present ALSA is preferred.
*
* <refsect2>
* <title>Examples</title>
* |[
* hal-find-by-property --key alsa.type --string capture
* ]| list the UDIs of all your ALSA input devices
* |[
* gst-launch -v halaudiosrc udi=/org/freedesktop/Hal/devices/pci_8086_27d8_alsa_capture_0 ! autoaudiosink
* ]| You should now hear yourself with a small delay if you have a microphone
* connected to the specified sound device.
* </refsect2>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gsthalelements.h"
#include "gsthalaudiosrc.h"
static void gst_hal_audio_src_dispose (GObject * object);
static GstStateChangeReturn
gst_hal_audio_src_change_state (GstElement * element,
GstStateChange transition);
enum
{
PROP_0,
PROP_UDI
};
GST_BOILERPLATE (GstHalAudioSrc, gst_hal_audio_src, GstBin, GST_TYPE_BIN);
static void gst_hal_audio_src_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_hal_audio_src_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void
gst_hal_audio_src_base_init (gpointer klass)
{
GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
gst_element_class_add_pad_template (eklass,
gst_static_pad_template_get (&src_template));
gst_element_class_set_details_simple (eklass, "HAL audio source",
"Source/Audio",
"Audio source for sound device access via HAL",
"Jürg Billeter <j@bitron.ch>");
}
static void
gst_hal_audio_src_class_init (GstHalAudioSrcClass * klass)
{
GObjectClass *oklass = G_OBJECT_CLASS (klass);
GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
oklass->set_property = gst_hal_audio_src_set_property;
oklass->get_property = gst_hal_audio_src_get_property;
oklass->dispose = gst_hal_audio_src_dispose;
eklass->change_state = gst_hal_audio_src_change_state;
g_object_class_install_property (oklass, PROP_UDI,
g_param_spec_string ("udi",
"UDI", "Unique Device Id", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
/*
* Hack to make negotiation work.
*/
static void
gst_hal_audio_src_reset (GstHalAudioSrc * src)
{
GstPad *targetpad;
/* fakesrc */
if (src->kid) {
gst_element_set_state (src->kid, GST_STATE_NULL);
gst_bin_remove (GST_BIN (src), src->kid);
}
src->kid = gst_element_factory_make ("fakesrc", "testsrc");
gst_bin_add (GST_BIN (src), src->kid);
targetpad = gst_element_get_static_pad (src->kid, "src");
gst_ghost_pad_set_target (GST_GHOST_PAD (src->pad), targetpad);
gst_object_unref (targetpad);
}
static void
gst_hal_audio_src_init (GstHalAudioSrc * src, GstHalAudioSrcClass * g_class)
{
src->pad = gst_ghost_pad_new_no_target ("src", GST_PAD_SRC);
gst_element_add_pad (GST_ELEMENT (src), src->pad);
gst_hal_audio_src_reset (src);
}
static void
gst_hal_audio_src_dispose (GObject * object)
{
GstHalAudioSrc *src = GST_HAL_AUDIO_SRC (object);
if (src->udi) {
g_free (src->udi);
src->udi = NULL;
}
GST_CALL_PARENT (G_OBJECT_CLASS, dispose, (object));
}
static gboolean
do_toggle_element (GstHalAudioSrc * src)
{
GstPad *targetpad;
/* kill old element */
if (src->kid) {
GST_DEBUG_OBJECT (src, "Removing old kid");
gst_element_set_state (src->kid, GST_STATE_NULL);
gst_bin_remove (GST_BIN (src), src->kid);
src->kid = NULL;
}
GST_DEBUG_OBJECT (src, "Creating new kid");
if (!src->udi)
GST_INFO_OBJECT (src, "No UDI set for device, using default one");
if (!(src->kid = gst_hal_get_audio_src (src->udi))) {
GST_ELEMENT_ERROR (src, LIBRARY, SETTINGS, (NULL),
("Failed to render audio source from Hal"));
return FALSE;
}
gst_element_set_state (src->kid, GST_STATE (src));
gst_bin_add (GST_BIN (src), src->kid);
/* re-attach ghostpad */
GST_DEBUG_OBJECT (src, "Creating new ghostpad");
targetpad = gst_element_get_static_pad (src->kid, "src");
gst_ghost_pad_set_target (GST_GHOST_PAD (src->pad), targetpad);
gst_object_unref (targetpad);
GST_DEBUG_OBJECT (src, "done changing hal audio source");
return TRUE;
}
static void
gst_hal_audio_src_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstHalAudioSrc *this = GST_HAL_AUDIO_SRC (object);
GST_OBJECT_LOCK (this);
switch (prop_id) {
case PROP_UDI:
if (this->udi)
g_free (this->udi);
this->udi = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (this);
}
static void
gst_hal_audio_src_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstHalAudioSrc *this = GST_HAL_AUDIO_SRC (object);
GST_OBJECT_LOCK (this);
switch (prop_id) {
case PROP_UDI:
g_value_set_string (value, this->udi);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (this);
}
static GstStateChangeReturn
gst_hal_audio_src_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstHalAudioSrc *src = GST_HAL_AUDIO_SRC (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
if (!do_toggle_element (src))
return GST_STATE_CHANGE_FAILURE;
break;
default:
break;
}
ret = GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state,
(element, transition), GST_STATE_CHANGE_SUCCESS);
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
gst_hal_audio_src_reset (src);
break;
default:
break;
}
return ret;
}

52
ext/hal/gsthalaudiosrc.h
View file

@ -1,52 +0,0 @@
/* GStreamer
* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* (c) 2005 Tim-Philipp Müller <tim centricular net>
* (c) 2006 Jürg Billeter <j@bitron.ch>
*
* 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_HAL_AUDIO_SRC_H__
#define __GST_HAL_AUDIO_SRC_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_HAL_AUDIO_SRC (gst_hal_audio_src_get_type ())
#define GST_HAL_AUDIO_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_HAL_AUDIO_SRC, GstHalAudioSrc))
#define GST_HAL_AUDIO_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_HAL_AUDIO_SRC, GstHalAudioSrcClass))
#define GST_IS_HAL_AUDIO_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_HAL_AUDIO_SRC))
#define GST_IS_HAL_AUDIO_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_HAL_AUDIO_SRC))
typedef struct _GstHalAudioSrc {
GstBin parent;
/* explicit pointers to stuff used */
gchar *udi;
GstElement *kid;
GstPad *pad;
} GstHalAudioSrc;
typedef struct _GstHalAudioSrcClass {
GstBinClass parent_class;
} GstHalAudioSrcClass;
GType gst_hal_audio_src_get_type (void);
G_END_DECLS
#endif /* __GST_HAL_AUDIO_SRC_H__ */

54
ext/hal/gsthalelements.c
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@ -1,54 +0,0 @@
/* GStreamer
* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* (c) 2006 Jürg Billeter <j@bitron.ch>
*
* 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 <gst/gst.h>
#include "gsthalelements.h"
#include "gsthalaudiosink.h"
#include "gsthalaudiosrc.h"
GST_DEBUG_CATEGORY (hal_debug);
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (hal_debug, "hal", 0,
"HAL/GStreamer audio input/output wrapper elements");
if (!gst_element_register (plugin, "halaudiosink",
GST_RANK_NONE, GST_TYPE_HAL_AUDIO_SINK) ||
!gst_element_register (plugin, "halaudiosrc",
GST_RANK_NONE, GST_TYPE_HAL_AUDIO_SRC)) {
return FALSE;
}
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"halelements",
"elements wrapping the GStreamer/HAL audio input/output devices",
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)

29
ext/hal/gsthalelements.h
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@ -1,29 +0,0 @@
/* GStreamer
* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* (c) 2006 Ronald S. Bultje <rbultje@ronald.bitfreak.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.
*/
#ifndef __GST_HAL_ELEMENTS_H__
#define __GST_HAL_ELEMENTS_H__
#include <hal.h>
GST_DEBUG_CATEGORY_EXTERN (hal_debug);
#define GST_CAT_DEFAULT hal_debug
#endif /* __GST_HAL_ELEMENTS_H__ */

397
ext/hal/hal.c
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@ -1,397 +0,0 @@
/* GStreamer
* Copyright (C) <2002> Thomas Vander Stichele <thomas@apestaart.org>
* Copyright (C) <2006> Jürg Billeter <j@bitron.ch>
* 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.
*/
/*
* this library handles interaction with Hal
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <glib.h>
#include "hal.h"
GST_DEBUG_CATEGORY_EXTERN (hal_debug);
#define GST_CAT_DEFAULT hal_debug
/* compat for older libhal */
#ifndef LIBHAL_FREE_DBUS_ERROR
#define LIBHAL_FREE_DBUS_ERROR(e) dbus_error_free (e)
#endif
/*
* gst_hal_get_alsa_element:
* @ctx: a #LibHalContext which should be used for querying HAL.
* @udi: a #gchar corresponding to the UDI you want to get.
* @device_type: a #GstHalDeviceType specifying the wanted device type.
*
* Get Hal UDI @udi's string value.
*
* Returns: a newly allocated #gchar string containing the appropriate pipeline
* for UDI @udi, or NULL in the case of an error..
*/
static gchar *
gst_hal_get_alsa_element (LibHalContext * ctx, const gchar * udi,
GstHalDeviceType device_type)
{
char *type, *string = NULL;
const char *element = NULL;
DBusError error;
dbus_error_init (&error);
if (!libhal_device_query_capability (ctx, udi, "alsa", &error)) {
if (dbus_error_is_set (&error)) {
GST_DEBUG ("Failed querying %s for alsa capability: %s: %s",
udi, error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
} else {
GST_DEBUG ("UDI %s has no alsa capability", udi);
}
return NULL;
}
type = libhal_device_get_property_string (ctx, udi, "alsa.type", &error);
if (dbus_error_is_set (&error)) {
GST_DEBUG ("UDI %s has alsa capabilities but no alsa.type property: %s, %s",
udi, error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
return NULL;
} else if (!type) {
GST_DEBUG ("UDI %s has empty alsa.type property", udi);
return NULL;
}
if (strcmp (type, "playback") == 0 && device_type == GST_HAL_AUDIOSINK)
element = "alsasink";
else if (strcmp (type, "capture") == 0 && device_type == GST_HAL_AUDIOSRC)
element = "alsasrc";
libhal_free_string (type);
if (element) {
int card, device;
card = libhal_device_get_property_int (ctx, udi, "alsa.card", &error);
if (dbus_error_is_set (&error)) {
GST_DEBUG ("UDI %s has no alsa.card property: %s: %s", udi, error.name,
error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
return NULL;
} else if (card == -1) {
GST_DEBUG ("UDI %s has no alsa.card property", udi);
return NULL;
}
device = libhal_device_get_property_int (ctx, udi, "alsa.device", &error);
if (dbus_error_is_set (&error)) {
GST_DEBUG ("UDI %s has no alsa.device property: %s: %s", udi, error.name,
error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
return NULL;
} else if (device == -1) {
GST_DEBUG ("UDI %s has no alsa.device property", udi);
return NULL;
}
/* This is a bit dodgy, since it makes lots of assumptions about the way
* alsa is set up. In any case, only munge the device string for playback */
if (strcmp (element, "alsasink") == 0 && device == 0) {
/* handle default device specially to use
* dmix, dsnoop, and softvol if appropriate */
string = g_strdup_printf ("%s device=default:%d", element, card);
} else {
string =
g_strdup_printf ("%s device=plughw:%d,%d", element, card, device);
}
}
return string;
}
/*
* gst_hal_get_oss_element:
* @ctx: a #LibHalContext which should be used for querying HAL.
* @udi: a #gchar corresponding to the UDI you want to get.
* @device_type: a #GstHalDeviceType specifying the wanted device type.
*
* Get Hal UDI @udi's string value.
*
* Returns: a newly allocated #gchar string containing the appropriate pipeline
* for UDI @udi, or NULL in the case of an error..
*/
static gchar *
gst_hal_get_oss_element (LibHalContext * ctx, const gchar * udi,
GstHalDeviceType device_type)
{
char *type, *string = NULL;
const char *element = NULL;
DBusError error;
dbus_error_init (&error);
if (!libhal_device_query_capability (ctx, udi, "oss", &error)) {
if (dbus_error_is_set (&error)) {
GST_DEBUG ("Failed querying %s for oss capability: %s: %s", udi,
error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
} else {
GST_DEBUG ("UDI %s has no oss capability", udi);
}
return NULL;
}
type = libhal_device_get_property_string (ctx, udi, "oss.type", &error);
if (dbus_error_is_set (&error)) {
GST_DEBUG ("UDI %s has oss capabilities but no oss.type property: %s, %s",
udi, error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
return NULL;
} else if (!type) {
GST_DEBUG ("UDI %s has empty oss.type property", udi);
return NULL;
}
if (strcmp (type, "pcm") == 0) {
if (device_type == GST_HAL_AUDIOSINK)
element = "osssink";
else if (device_type == GST_HAL_AUDIOSRC)
element = "osssrc";
}
libhal_free_string (type);
if (element) {
char *device = NULL;
device =
libhal_device_get_property_string (ctx, udi, "oss.device_file", &error);
if (dbus_error_is_set (&error)) {
GST_DEBUG
("UDI %s has oss capabilities but no oss.device_file property: %s, %s",
udi, error.name, error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
return NULL;
} else if (!device) {
GST_DEBUG ("UDI %s has empty oss.device_file property", udi);
return NULL;
}
string = g_strdup_printf ("%s device=%s", element, device);
libhal_free_string (device);
}
return string;
}
/*
* gst_hal_get_string:
* @udi: a #gchar corresponding to the UDI you want to get.
* @device_type: a #GstHalDeviceType specifying the wanted device type.
*
* Get Hal UDI @udi's string value.
*
* Returns: a newly allocated #gchar string containing the appropriate pipeline
* for UDI @udi, or NULL in the case of an error..
*/
static gchar *
gst_hal_get_string (const gchar * udi, GstHalDeviceType device_type)
{
DBusError error;
LibHalContext *ctx;
char *string = NULL;
/* Don't query HAL for NULL UDIs. Passing NULL as UDI to HAL gives
* an assertion failure in D-Bus when running with
* DBUS_FATAL_WARNINGS=1. */
if (!udi)
return NULL;
dbus_error_init (&error);
ctx = libhal_ctx_new ();
/* Should only happen on OOM */
g_return_val_if_fail (ctx != NULL, NULL);
if (!libhal_ctx_set_dbus_connection (ctx, dbus_bus_get (DBUS_BUS_SYSTEM,
&error))) {
GST_DEBUG ("Unable to set DBus connection: %s: %s", error.name,
error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
goto ctx_free;
}
if (!libhal_ctx_init (ctx, &error)) {
GST_DEBUG ("Unable to set init HAL context: %s: %s", error.name,
error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
goto ctx_free;
}
/* Now first check if UDI is an alsa device, then oss and then
* check the childs of the given device. If there are alsa and oss
* children the first alsa one is used. */
string = gst_hal_get_alsa_element (ctx, udi, device_type);
if (!string)
string = gst_hal_get_oss_element (ctx, udi, device_type);
if (!string) {
int num_childs;
char **childs = NULL;
/* now try if one of the direct subdevices supports ALSA or OSS */
childs =
libhal_manager_find_device_string_match (ctx, "info.parent", udi,
&num_childs, &error);
if (dbus_error_is_set (&error)) {
GST_DEBUG ("Unable to retrieve childs of %s: %s: %s", udi, error.name,
error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
goto ctx_shutdown;
}
if (childs && num_childs > 0) {
int i;
char *alsa_string = NULL, *oss_string = NULL;
for (i = 0; i < num_childs && !alsa_string; i++) {
alsa_string = gst_hal_get_alsa_element (ctx, childs[i], device_type);
if (!oss_string)
oss_string = gst_hal_get_oss_element (ctx, childs[i], device_type);
}
if (alsa_string) {
string = alsa_string;
g_free (oss_string);
} else if (oss_string) {
string = oss_string;
}
}
libhal_free_string_array (childs);
}
ctx_shutdown:
if (!libhal_ctx_shutdown (ctx, &error)) {
GST_DEBUG ("Closing connection to HAL failed: %s: %s", error.name,
error.message);
LIBHAL_FREE_DBUS_ERROR (&error);
}
ctx_free:
libhal_ctx_free (ctx);
if (string == NULL) {
GST_WARNING ("Problem finding a HAL audio device for udi %s", udi);
} else {
GST_INFO ("Using %s", string);
}
return string;
}
/* external functions */
/**
* gst_hal_render_bin_from_udi:
* @udi: a #gchar string corresponding to a Hal UDI.
*
* Render bin from Hal UDI @udi.
*
* Returns: a #GstElement containing the rendered bin.
*/
GstElement *
gst_hal_render_bin_from_udi (const gchar * udi, GstHalDeviceType type)
{
GstElement *bin = NULL;
gchar *value;
value = gst_hal_get_string (udi, type);
if (value)
bin = gst_parse_bin_from_description (value, TRUE, NULL);
g_free (value);
return bin;
}
/**
* gst_hal_get_audio_sink:
* @udi: a #gchar string corresponding to a Hal UDI.
*
* Render audio output bin from GStreamer Hal UDI.
* If no device with the specified UDI exists or @udi is NULL,
* the default audio sink for the platform is used
* (typically alsasink, osssink or sunaudiosink).
*
* Returns: a #GstElement containing the audio output bin, or NULL if
* everything failed.
*/
GstElement *
gst_hal_get_audio_sink (const gchar * udi)
{
GstElement *ret = NULL;
if (udi)
ret = gst_hal_render_bin_from_udi (udi, GST_HAL_AUDIOSINK);
if (!ret) {
ret = gst_element_factory_make (DEFAULT_AUDIOSINK, NULL);
if (!ret)
GST_ERROR ("Hal audio sink and %s don't work", DEFAULT_AUDIOSINK);
}
return ret;
}
/**
* gst_hal_get_audio_src:
* @udi: a #gchar string corresponding to a Hal UDI.
*
* Render audio acquisition bin from GStreamer Hal UDI.
* If no device with the specified UDI exists or @udi is NULL,
* the default audio source for the plaform is used
* (typically alsasrc, osssrc or sunaudiosrc).
*
* Returns: a #GstElement containing the audio source bin, or NULL if
* everything failed.
*/
GstElement *
gst_hal_get_audio_src (const gchar * udi)
{
GstElement *ret = NULL;
if (udi)
ret = gst_hal_render_bin_from_udi (udi, GST_HAL_AUDIOSRC);
if (!ret) {
ret = gst_element_factory_make (DEFAULT_AUDIOSRC, NULL);
if (!ret)
GST_ERROR ("Hal audio src and %s don't work", DEFAULT_AUDIOSRC);
}
return ret;
}

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ext/hal/hal.h
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@ -1,48 +0,0 @@
/* GStreamer
* Copyright (C) <2002> Thomas Vander Stichele <thomas@apestaart.org>
* Copyright (C) <2006> Jürg Billeter <j@bitron.ch>
*
* 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_HAL_H
#define GST_HAL_H
/*
* this library handles interaction with Hal
*/
#include <gst/gst.h>
#include <dbus/dbus.h>
#include <libhal.h>
G_BEGIN_DECLS
typedef enum
{
GST_HAL_AUDIOSINK,
GST_HAL_AUDIOSRC
} GstHalDeviceType;
GstElement *gst_hal_render_bin_from_udi (const gchar * udi,
GstHalDeviceType type);
GstElement *gst_hal_get_audio_sink (const gchar * udi);
GstElement *gst_hal_get_audio_src (const gchar * udi);
G_END_DECLS
#endif /* GST_HAL_H */