diff options
author | Marcel Holtmann <marcel@holtmann.org> | 2007-08-22 21:50:59 +0000 |
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committer | Marcel Holtmann <marcel@holtmann.org> | 2007-08-22 21:50:59 +0000 |
commit | 73b35c403df78c10e03ded497fcb16fcb23b822e (patch) | |
tree | d55fc60d89e31e0b826884e13efd05dee1fb95ca /audio | |
parent | 33fcbce4ce2c8b409fd242c64e45c664098e66b9 (diff) |
Add skeleton for an A2DP sink element
Diffstat (limited to 'audio')
-rw-r--r-- | audio/Makefile.am | 6 | ||||
-rw-r--r-- | audio/gsta2dpsink.c | 174 | ||||
-rw-r--r-- | audio/gsta2dpsink.h | 53 | ||||
-rw-r--r-- | audio/gstbluetooth.c | 18 | ||||
-rw-r--r-- | audio/ipc.h | 2 |
5 files changed, 244 insertions, 9 deletions
diff --git a/audio/Makefile.am b/audio/Makefile.am index 5b63d226..ac266ca1 100644 --- a/audio/Makefile.am +++ b/audio/Makefile.am @@ -39,9 +39,9 @@ gstreamerdir = $(libdir)/gstreamer-0.10 gstreamer_LTLIBRARIES = libgstbluetooth.la -libgstbluetooth_la_SOURCES = gstbluetooth.c ipc.h -libgstbluetooth_la_LDFLAGS = -module -avoid-version -export-dynamic -no-undefined -libgstbluetooth_la_LIBADD = @SBC_LIBS@ @GSTREAMER_LIBS@ +libgstbluetooth_la_SOURCES = gstbluetooth.c gsta2dpsink.h gsta2dpsink.c ipc.h +libgstbluetooth_la_LDFLAGS = -module -avoid-version -export-dynamic +libgstbluetooth_la_LIBADD = @SBC_LIBS@ @GSTREAMER_LIBS@ -lgstaudio-0.10 libgstbluetooth_la_CFLAGS = @GSTREAMER_CFLAGS@ @SBC_CFLAGS@ endif endif diff --git a/audio/gsta2dpsink.c b/audio/gsta2dpsink.c new file mode 100644 index 00000000..bb033a58 --- /dev/null +++ b/audio/gsta2dpsink.c @@ -0,0 +1,174 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2004-2007 Marcel Holtmann <marcel@holtmann.org> + * + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "ipc.h" +#include "sbc.h" + +#include "gsta2dpsink.h" + +GST_DEBUG_CATEGORY_EXTERN(bluetooth_debug); +#define GST_CAT_DEFAULT bluetooth_debug + +GST_BOILERPLATE(GstA2dpSink, gst_a2dpsink, GstAudioSink, GST_TYPE_AUDIO_SINK); + +static const GstElementDetails a2dpsink_details = + GST_ELEMENT_DETAILS("Bluetooth A2DP sink", + "Sink/Audio", + "Plays audio to an A2DP device", + "Marcel Holtmann <marcel@holtmann.org>"); + +static GstStaticPadTemplate sink_factory = + GST_STATIC_PAD_TEMPLATE("sink", GST_PAD_SINK, GST_PAD_ALWAYS, + GST_STATIC_CAPS("ANY")); + +static void gst_a2dpsink_base_init(gpointer g_class) +{ + GstElementClass *element_class = GST_ELEMENT_CLASS(g_class); + + GST_DEBUG(""); + + gst_element_class_add_pad_template(element_class, + gst_static_pad_template_get(&sink_factory)); + + gst_element_class_set_details(element_class, &a2dpsink_details); +} + +static void gst_a2dpsink_dispose(GObject *object) +{ + G_OBJECT_CLASS(parent_class)->dispose(object); +} + +static void gst_a2dpsink_finalize(GObject *object) +{ + G_OBJECT_CLASS(parent_class)->finalize(object); +} + +static void gst_a2dpsink_get_property(GObject *object, guint prop_id, + GValue *value, GParamSpec *pspec) +{ + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } +} + +static void gst_a2dpsink_set_property(GObject *object, guint prop_id, + const GValue *value, GParamSpec *pspec) +{ + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } +} + +static GstCaps *gst_a2dpsink_getcaps(GstBaseSink *basesink) +{ + GST_DEBUG_OBJECT(basesink, ""); + + return NULL; +} + +static gboolean gst_a2dpsink_open(GstAudioSink *audiosink) +{ + GST_DEBUG_OBJECT(audiosink, ""); + + return TRUE; +} + +static gboolean gst_a2dpsink_prepare(GstAudioSink *audiosink, + GstRingBufferSpec *spec) +{ + GST_DEBUG_OBJECT(audiosink, "spec %p", spec); + + return TRUE; +} + +static gboolean gst_a2dpsink_unprepare(GstAudioSink *audiosink) +{ + GST_DEBUG_OBJECT(audiosink, ""); + + return TRUE; +} + +static gboolean gst_a2dpsink_close(GstAudioSink *audiosink) +{ + GST_DEBUG_OBJECT(audiosink, ""); + + return TRUE; +} + +static guint gst_a2dpsink_write(GstAudioSink *audiosink, + gpointer data, guint length) +{ + GST_DEBUG_OBJECT(audiosink, "data %p length %d", data, length); + + return length; +} + +static guint gst_a2dpsink_delay(GstAudioSink *audiosink) +{ + GST_DEBUG_OBJECT(audiosink, ""); + + return 0; +} + +static void gst_a2dpsink_reset(GstAudioSink *audiosink) +{ +} + +static void gst_a2dpsink_class_init(GstA2dpSinkClass *klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS(klass); + GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS(klass); + GstAudioSinkClass *gstaudiosink_class = GST_AUDIO_SINK_CLASS(klass); + + GST_DEBUG(""); + + parent_class = g_type_class_peek_parent(klass); + + gobject_class->dispose = GST_DEBUG_FUNCPTR(gst_a2dpsink_dispose); + gobject_class->finalize = GST_DEBUG_FUNCPTR(gst_a2dpsink_finalize); + gobject_class->get_property = GST_DEBUG_FUNCPTR(gst_a2dpsink_get_property); + gobject_class->set_property = GST_DEBUG_FUNCPTR(gst_a2dpsink_set_property); + + gstbasesink_class->get_caps = GST_DEBUG_FUNCPTR(gst_a2dpsink_getcaps); + + gstaudiosink_class->open = GST_DEBUG_FUNCPTR(gst_a2dpsink_open); + gstaudiosink_class->prepare = GST_DEBUG_FUNCPTR(gst_a2dpsink_prepare); + gstaudiosink_class->unprepare = GST_DEBUG_FUNCPTR(gst_a2dpsink_unprepare); + gstaudiosink_class->close = GST_DEBUG_FUNCPTR(gst_a2dpsink_close); + gstaudiosink_class->write = GST_DEBUG_FUNCPTR(gst_a2dpsink_write); + gstaudiosink_class->delay = GST_DEBUG_FUNCPTR(gst_a2dpsink_delay); + gstaudiosink_class->reset = GST_DEBUG_FUNCPTR(gst_a2dpsink_reset); +} + +static void gst_a2dpsink_init(GstA2dpSink *a2dpsink, GstA2dpSinkClass *klass) +{ + GST_DEBUG_OBJECT(a2dpsink, ""); +} diff --git a/audio/gsta2dpsink.h b/audio/gsta2dpsink.h new file mode 100644 index 00000000..9630c11a --- /dev/null +++ b/audio/gsta2dpsink.h @@ -0,0 +1,53 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2004-2007 Marcel Holtmann <marcel@holtmann.org> + * + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#include <gst/gst.h> +#include <gst/audio/gstaudiosink.h> + +G_BEGIN_DECLS + +#define GST_TYPE_A2DP_SINK \ + (gst_a2dpsink_get_type()) +#define GST_A2DP_SINK(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_A2DP_SINK,GstA2dpSink)) +#define GST_A2DP_SINK_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_A2DP_SINK,GstA2dpSinkClass)) +#define GST_IS_A2DP_SINK(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_A2DP_SINK)) +#define GST_IS_A2DP_SINK_CLASS(obj) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_A2DP_SINK)) + +typedef struct _GstA2dpSink GstA2dpSink; +typedef struct _GstA2dpSinkClass GstA2dpSinkClass; + +struct _GstA2dpSink { + GstAudioSink sink; +}; + +struct _GstA2dpSinkClass { + GstAudioSinkClass parent_class; +}; + +GType gst_a2dpsink_get_type(void); + +G_END_DECLS diff --git a/audio/gstbluetooth.c b/audio/gstbluetooth.c index ece6aa9e..392de194 100644 --- a/audio/gstbluetooth.c +++ b/audio/gstbluetooth.c @@ -25,18 +25,24 @@ #include <config.h> #endif -#include <stdint.h> +#include "gsta2dpsink.h" -#include <gst/gst.h> - -#include "ipc.h" -#include "sbc.h" +GST_DEBUG_CATEGORY(bluetooth_debug); static gboolean plugin_init(GstPlugin *plugin) { + GST_INFO("Bluetooth plugin %s", VERSION); + + if (gst_element_register(plugin, "a2dpsink", + GST_RANK_PRIMARY, GST_TYPE_A2DP_SINK) == FALSE) + return FALSE; + + GST_DEBUG_CATEGORY_INIT(bluetooth_debug, "bluetooth", 0, + "Bluetooth plugin"); + return TRUE; } GST_PLUGIN_DEFINE(GST_VERSION_MAJOR, GST_VERSION_MINOR, "bluetooth", "Bluetooth plugin library", - plugin_init, VERSION, "LGPL", PACKAGE, "http://www.bluez.org/") + plugin_init, VERSION, "LGPL", "BlueZ", "http://www.bluez.org/") diff --git a/audio/ipc.h b/audio/ipc.h index 77997496..27ee742c 100644 --- a/audio/ipc.h +++ b/audio/ipc.h @@ -21,6 +21,8 @@ * */ +#include <stdint.h> + #define IPC_TYPE_CONNECT 0x0001 #define IPC_MTU 32 |