mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-20 00:31:13 +00:00
hal: Remove hal plugin
hal is not developed anymore and nobody is using the plugin nowadays.
This commit is contained in:
Sebastian Dröge
parent
8266020938
commit
f18eccd286
11 changed files with 1 additions and 1176 deletions
10
configure.ac
10
configure.ac
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@ -315,7 +315,7 @@ dnl Make sure you have a space before and after all plugins
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GST_PLUGINS_NONPORTED=" deinterlace flx goom goom2k1 icydemux id3demux \
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GST_PLUGINS_NONPORTED=" deinterlace flx goom goom2k1 icydemux id3demux \
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imagefreeze interleave isomp4 law matroska monoscope shapewipe smpte \
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imagefreeze interleave isomp4 law matroska monoscope shapewipe smpte \
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videobox videocrop videomixer \
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videobox videocrop videomixer \
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annodex apetag cairo dv1394 flac gdk_pixbuf hal jpeg libdv libpng \
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annodex apetag cairo dv1394 flac gdk_pixbuf jpeg libdv libpng \
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oss oss4 shout2 \
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oss oss4 shout2 \
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soup taglib wavpack "
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soup taglib wavpack "
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AC_SUBST(GST_PLUGINS_NONPORTED)
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AC_SUBST(GST_PLUGINS_NONPORTED)
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@ -741,12 +741,6 @@ AG_GST_CHECK_FEATURE(GDK_PIXBUF, [GDK pixbuf], gdkpixbuf, [
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AG_GST_PKG_CHECK_MODULES(GDK_PIXBUF, gdk-pixbuf-2.0 >= 2.8.0)
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AG_GST_PKG_CHECK_MODULES(GDK_PIXBUF, gdk-pixbuf-2.0 >= 2.8.0)
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])
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])
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dnl *** HAL ***
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translit(dnm, m, l) AM_CONDITIONAL(USE_HAL, true)
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AG_GST_CHECK_FEATURE(HAL, [HAL libraries], halelements, [
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AG_GST_PKG_CHECK_MODULES(HAL, [hal >= 0.5.6, dbus-1 >= 0.32])
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])
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dnl *** Jack ***
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dnl *** Jack ***
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translit(dnm, m, l) AM_CONDITIONAL(USE_JACK, true)
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translit(dnm, m, l) AM_CONDITIONAL(USE_JACK, true)
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AG_GST_CHECK_FEATURE(JACK, Jack, jack, [
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AG_GST_CHECK_FEATURE(JACK, Jack, jack, [
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@ -997,7 +991,6 @@ AM_CONDITIONAL(USE_DV1394, false)
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AM_CONDITIONAL(USE_FLAC, false)
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AM_CONDITIONAL(USE_FLAC, false)
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AM_CONDITIONAL(USE_GDK_PIXBUF, false)
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AM_CONDITIONAL(USE_GDK_PIXBUF, false)
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AM_CONDITIONAL(USE_GST_V4L2, false)
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AM_CONDITIONAL(USE_GST_V4L2, false)
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AM_CONDITIONAL(USE_HAL, false)
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AM_CONDITIONAL(USE_JACK, false)
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AM_CONDITIONAL(USE_JACK, false)
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AM_CONDITIONAL(USE_JPEG, false)
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AM_CONDITIONAL(USE_JPEG, false)
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AM_CONDITIONAL(USE_LIBCACA, false)
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AM_CONDITIONAL(USE_LIBCACA, false)
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@ -1132,7 +1125,6 @@ ext/cairo/Makefile
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ext/dv/Makefile
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ext/dv/Makefile
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ext/flac/Makefile
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ext/flac/Makefile
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ext/gdk_pixbuf/Makefile
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ext/gdk_pixbuf/Makefile
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ext/hal/Makefile
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ext/jack/Makefile
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ext/jack/Makefile
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ext/jpeg/Makefile
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ext/jpeg/Makefile
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ext/libcaca/Makefile
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ext/libcaca/Makefile
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@ -28,12 +28,6 @@ else
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GDK_PIXBUF_DIR =
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GDK_PIXBUF_DIR =
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endif
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endif
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if USE_HAL
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HAL_DIR = hal
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else
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HAL_DIR =
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endif
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if USE_JACK
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if USE_JACK
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JACK_DIR=jack
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JACK_DIR=jack
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else
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else
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@ -126,7 +120,6 @@ SUBDIRS = \
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$(DV1394_DIR) \
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$(DV1394_DIR) \
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$(FLAC_DIR) \
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$(FLAC_DIR) \
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$(GDK_PIXBUF_DIR) \
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$(GDK_PIXBUF_DIR) \
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$(HAL_DIR) \
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$(JACK_DIR) \
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$(JACK_DIR) \
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$(JPEG_DIR) \
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$(JPEG_DIR) \
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$(LIBCACA_DIR) \
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$(LIBCACA_DIR) \
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@ -148,7 +141,6 @@ DIST_SUBDIRS = \
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dv \
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dv \
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flac \
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flac \
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gdk_pixbuf \
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gdk_pixbuf \
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hal \
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jack \
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jack \
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jpeg \
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jpeg \
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libcaca \
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libcaca \
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@ -1,18 +0,0 @@
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plugin_LTLIBRARIES = libgsthalelements.la
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libgsthalelements_la_SOURCES = \
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gsthalaudiosink.c \
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gsthalaudiosrc.c \
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gsthalelements.c \
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hal.c
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libgsthalelements_la_CFLAGS = $(GST_CFLAGS) $(HAL_CFLAGS)
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libgsthalelements_la_LIBADD = $(GST_LIBS) $(HAL_LIBS)
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libgsthalelements_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgsthalelements_la_LIBTOOLFLAGS = --tag=disable-static
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noinst_HEADERS = \
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gsthalaudiosink.h \
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gsthalaudiosrc.h \
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gsthalelements.h \
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hal.h
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@ -1,251 +0,0 @@
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/* GStreamer
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* (c) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
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* (c) 2006 Jürg Billeter <j@bitron.ch>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/**
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* SECTION:element-halaudiosink
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*
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* HalAudioSink allows access to output of sound devices by specifying the
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* corresponding persistent Unique Device Id (UDI) from the Hardware Abstraction
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* Layer (HAL) in the #GstHalAudioSink:udi property.
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* It currently always embeds alsasink or osssink as HAL doesn't support other
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* sound systems yet. You can also specify the UDI of a device that has ALSA or
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* OSS subdevices. If both are present ALSA is preferred.
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*
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* <refsect2>
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* <title>Examples</title>
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* |[
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* hal-find-by-property --key alsa.type --string playback
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* ]| list the UDIs of all your ALSA output devices
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* |[
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* gst-launch -v audiotestsrc ! halaudiosink udi=/org/freedesktop/Hal/devices/pci_8086_27d8_alsa_playback_0
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* ]| test your soundcard by playing a test signal on the specified sound device.
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* </refsect2>
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gsthalelements.h"
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#include "gsthalaudiosink.h"
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static void gst_hal_audio_sink_dispose (GObject * object);
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static GstStateChangeReturn
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gst_hal_audio_sink_change_state (GstElement * element,
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GstStateChange transition);
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enum
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{
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PROP_0,
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PROP_UDI
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};
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GST_BOILERPLATE (GstHalAudioSink, gst_hal_audio_sink, GstBin, GST_TYPE_BIN);
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static void gst_hal_audio_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_hal_audio_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static void
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gst_hal_audio_sink_base_init (gpointer klass)
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{
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GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
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static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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gst_element_class_add_pad_template (eklass,
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gst_static_pad_template_get (&sink_template));
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gst_element_class_set_details_simple (eklass, "HAL audio sink",
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"Sink/Audio",
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"Audio sink for sound device access via HAL",
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"Jürg Billeter <j@bitron.ch>");
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}
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static void
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gst_hal_audio_sink_class_init (GstHalAudioSinkClass * klass)
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{
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GObjectClass *oklass = G_OBJECT_CLASS (klass);
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GstElementClass *eklass = GST_ELEMENT_CLASS (klass);
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oklass->set_property = gst_hal_audio_sink_set_property;
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oklass->get_property = gst_hal_audio_sink_get_property;
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oklass->dispose = gst_hal_audio_sink_dispose;
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eklass->change_state = gst_hal_audio_sink_change_state;
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g_object_class_install_property (oklass, PROP_UDI,
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g_param_spec_string ("udi",
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"UDI", "Unique Device Id", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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}
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/*
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* Hack to make negotiation work.
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*/
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static void
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gst_hal_audio_sink_reset (GstHalAudioSink * sink)
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{
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GstPad *targetpad;
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/* fakesink */
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if (sink->kid) {
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gst_element_set_state (sink->kid, GST_STATE_NULL);
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gst_bin_remove (GST_BIN (sink), sink->kid);
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}
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sink->kid = gst_element_factory_make ("fakesink", "testsink");
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gst_bin_add (GST_BIN (sink), sink->kid);
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targetpad = gst_element_get_static_pad (sink->kid, "sink");
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gst_ghost_pad_set_target (GST_GHOST_PAD (sink->pad), targetpad);
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gst_object_unref (targetpad);
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}
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static void
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gst_hal_audio_sink_init (GstHalAudioSink * sink, GstHalAudioSinkClass * g_class)
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{
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sink->pad = gst_ghost_pad_new_no_target ("sink", GST_PAD_SINK);
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gst_element_add_pad (GST_ELEMENT (sink), sink->pad);
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gst_hal_audio_sink_reset (sink);
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}
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static void
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gst_hal_audio_sink_dispose (GObject * object)
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{
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GstHalAudioSink *sink = GST_HAL_AUDIO_SINK (object);
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if (sink->udi) {
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g_free (sink->udi);
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sink->udi = NULL;
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}
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GST_CALL_PARENT (G_OBJECT_CLASS, dispose, (object));
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}
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static gboolean
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do_toggle_element (GstHalAudioSink * sink)
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{
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GstPad *targetpad;
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/* kill old element */
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if (sink->kid) {
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GST_DEBUG_OBJECT (sink, "Removing old kid");
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gst_element_set_state (sink->kid, GST_STATE_NULL);
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gst_bin_remove (GST_BIN (sink), sink->kid);
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sink->kid = NULL;
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}
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GST_DEBUG_OBJECT (sink, "Creating new kid");
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if (!sink->udi)
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GST_INFO_OBJECT (sink, "No UDI set for device, using default one");
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if (!(sink->kid = gst_hal_get_audio_sink (sink->udi))) {
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GST_ELEMENT_ERROR (sink, LIBRARY, SETTINGS, (NULL),
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("Failed to render audio sink from Hal"));
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return FALSE;
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}
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gst_element_set_state (sink->kid, GST_STATE (sink));
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gst_bin_add (GST_BIN (sink), sink->kid);
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/* re-attach ghostpad */
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GST_DEBUG_OBJECT (sink, "Creating new ghostpad");
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targetpad = gst_element_get_static_pad (sink->kid, "sink");
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gst_ghost_pad_set_target (GST_GHOST_PAD (sink->pad), targetpad);
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gst_object_unref (targetpad);
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GST_DEBUG_OBJECT (sink, "done changing hal audio sink");
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return TRUE;
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}
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static void
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gst_hal_audio_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstHalAudioSink *this = GST_HAL_AUDIO_SINK (object);
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GST_OBJECT_LOCK (this);
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switch (prop_id) {
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case PROP_UDI:
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if (this->udi)
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g_free (this->udi);
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this->udi = g_value_dup_string (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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GST_OBJECT_UNLOCK (this);
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}
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static void
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gst_hal_audio_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstHalAudioSink *this = GST_HAL_AUDIO_SINK (object);
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GST_OBJECT_LOCK (this);
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switch (prop_id) {
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case PROP_UDI:
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g_value_set_string (value, this->udi);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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GST_OBJECT_UNLOCK (this);
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}
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static GstStateChangeReturn
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gst_hal_audio_sink_change_state (GstElement * element,
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GstStateChange transition)
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{
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GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
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GstHalAudioSink *sink = GST_HAL_AUDIO_SINK (element);
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switch (transition) {
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case GST_STATE_CHANGE_NULL_TO_READY:
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if (!do_toggle_element (sink))
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return GST_STATE_CHANGE_FAILURE;
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break;
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default:
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break;
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}
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ret = GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state,
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(element, transition), GST_STATE_CHANGE_SUCCESS);
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switch (transition) {
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case GST_STATE_CHANGE_READY_TO_NULL:
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gst_hal_audio_sink_reset (sink);
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break;
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default:
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break;
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}
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return ret;
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}
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@ -1,58 +0,0 @@
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/* GStreamer
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|
||||||
* (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__ */
|
|
||||||
|
|
@ -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;
|
|
||||||
}
|
|
||||||
|
|
@ -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__ */
|
|
||||||
|
|
@ -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)
|
|
||||||
|
|
@ -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
397
ext/hal/hal.c
|
|
@ -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;
|
|
||||||
}
|
|
||||||
|
|
@ -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 */
|
|
||||||
Loading…
Reference in a new issue