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bluez: Add possible capabilities and connect to audio server
This commit is contained in:
Marcel Holtmann
Tim-Philipp Müller
parent
8fdac7fec0
commit
cb7d3b6d4e
2 changed files with 121 additions and 61 deletions
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@ -25,14 +25,25 @@
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#include <config.h>
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#endif
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#include <unistd.h>
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#include <sys/un.h>
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#include <sys/socket.h>
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#include "ipc.h"
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#include "sbc.h"
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#include "gsta2dpsink.h"
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GST_DEBUG_CATEGORY_STATIC (a2dp_sink_debug);
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#define GST_CAT_DEFAULT a2dp_sink_debug
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#define DEFAULT_DEVICE "default"
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enum
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{
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PROP_0,
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PROP_DEVICE,
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};
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GST_BOILERPLATE (GstA2dpSink, gst_a2dp_sink, GstAudioSink, GST_TYPE_AUDIO_SINK);
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static const GstElementDetails a2dp_sink_details =
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@ -41,109 +52,129 @@ GST_ELEMENT_DETAILS ("Bluetooth A2DP sink",
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"Plays audio to an A2DP device",
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"Marcel Holtmann <marcel@holtmann.org>");
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static GstStaticPadTemplate sink_factory =
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GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("ANY"));
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static GstStaticPadTemplate a2dp_sink_factory =
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GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("audio/x-sbc, "
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"rate = (int) { 16000, 32000, 44100, 48000 }, "
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"channels = (int) [ 1, 2 ], "
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"mode = (string) { mono, dual, stereo, joint }, "
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"blocks = (int) { 4, 8, 12, 16 }, "
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"subbands = (int) { 4, 8 }, "
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"allocation = (string) { snr, loudness }; "
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"audio/mpeg, "
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"mpegversion = (int) 1, "
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"layer = (int) [ 1, 3 ], "
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"rate = (int) { 16000, 22050, 24000, 32000, 44100, 48000 }, "
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"channels = (int) [ 1, 2 ]"));
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static void
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gst_a2dp_sink_base_init (gpointer g_class)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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GST_DEBUG ("");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&sink_factory));
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gst_static_pad_template_get (&a2dp_sink_factory));
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gst_element_class_set_details (element_class, &a2dp_sink_details);
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}
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static void
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gst_a2dp_sink_dispose (GObject * object)
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{
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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static void
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gst_a2dp_sink_finalize (GObject * object)
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{
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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GstA2dpSink *sink = GST_A2DP_SINK (object);
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static void
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gst_a2dp_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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switch (prop_id) {
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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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g_io_channel_close (sink->server);
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g_free (sink->device);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_a2dp_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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GstA2dpSink *sink = GST_A2DP_SINK (object);
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switch (prop_id) {
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case PROP_DEVICE:
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g_free (sink->device);
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sink->device = g_value_dup_string (value);
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if (sink->device == NULL)
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sink->device = g_strdup (DEFAULT_DEVICE);
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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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}
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static GstCaps *
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gst_a2dp_sink_getcaps (GstBaseSink * basesink)
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static void
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gst_a2dp_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GST_DEBUG_OBJECT (basesink, "");
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GstA2dpSink *sink = GST_A2DP_SINK (object);
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return NULL;
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switch (prop_id) {
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case PROP_DEVICE:
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g_value_set_string (value, sink->device);
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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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}
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static gboolean
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gst_a2dp_sink_open (GstAudioSink * audiosink)
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gst_a2dp_sink_open (GstAudioSink * self)
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{
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GST_DEBUG_OBJECT (audiosink, "");
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GstA2dpSink *sink = GST_A2DP_SINK (self);
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printf ("device %s\n", sink->device);
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printf ("open\n");
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return TRUE;
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}
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static gboolean
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gst_a2dp_sink_prepare (GstAudioSink * audiosink, GstRingBufferSpec * spec)
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gst_a2dp_sink_prepare (GstAudioSink * self, GstRingBufferSpec * spec)
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{
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GST_DEBUG_OBJECT (audiosink, "spec %p", spec);
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printf ("perpare\n");
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printf ("rate %d\n", spec->rate);
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printf ("channels %d\n", spec->channels);
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return TRUE;
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}
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static gboolean
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gst_a2dp_sink_unprepare (GstAudioSink * audiosink)
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gst_a2dp_sink_unprepare (GstAudioSink * self)
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{
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GST_DEBUG_OBJECT (audiosink, "");
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printf ("unprepare\n");
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return TRUE;
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}
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static gboolean
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gst_a2dp_sink_close (GstAudioSink * audiosink)
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gst_a2dp_sink_close (GstAudioSink * self)
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{
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GST_DEBUG_OBJECT (audiosink, "");
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printf ("close\n");
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return TRUE;
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}
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static guint
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gst_a2dp_sink_write (GstAudioSink * audiosink, gpointer data, guint length)
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gst_a2dp_sink_write (GstAudioSink * self, gpointer data, guint length)
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{
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GST_DEBUG_OBJECT (audiosink, "data %p length %d", data, length);
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return length;
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return 0;
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}
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static guint
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gst_a2dp_sink_delay (GstAudioSink * audiosink)
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{
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GST_DEBUG_OBJECT (audiosink, "");
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printf ("delay\n");
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return 0;
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}
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@ -151,40 +182,65 @@ gst_a2dp_sink_delay (GstAudioSink * audiosink)
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static void
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gst_a2dp_sink_reset (GstAudioSink * audiosink)
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{
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GST_DEBUG_OBJECT (audiosink, "");
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printf ("reset\n");
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}
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static gboolean
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server_callback (GIOChannel * chan, GIOCondition cond, gpointer data)
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{
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printf ("callback\n");
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return TRUE;
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}
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static void
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gst_a2dp_sink_class_init (GstA2dpSinkClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS (klass);
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GstAudioSinkClass *gstaudiosink_class = GST_AUDIO_SINK_CLASS (klass);
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GST_DEBUG ("");
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GstAudioSinkClass *audiosink_class = GST_AUDIO_SINK_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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gobject_class->dispose = GST_DEBUG_FUNCPTR (gst_a2dp_sink_dispose);
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gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_a2dp_sink_finalize);
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gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_a2dp_sink_get_property);
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gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_a2dp_sink_set_property);
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object_class->finalize = GST_DEBUG_FUNCPTR (gst_a2dp_sink_finalize);
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object_class->set_property = GST_DEBUG_FUNCPTR (gst_a2dp_sink_set_property);
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object_class->get_property = GST_DEBUG_FUNCPTR (gst_a2dp_sink_get_property);
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gstbasesink_class->get_caps = GST_DEBUG_FUNCPTR (gst_a2dp_sink_getcaps);
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audiosink_class->open = GST_DEBUG_FUNCPTR (gst_a2dp_sink_open);
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audiosink_class->prepare = GST_DEBUG_FUNCPTR (gst_a2dp_sink_prepare);
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audiosink_class->unprepare = GST_DEBUG_FUNCPTR (gst_a2dp_sink_unprepare);
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audiosink_class->close = GST_DEBUG_FUNCPTR (gst_a2dp_sink_close);
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audiosink_class->write = GST_DEBUG_FUNCPTR (gst_a2dp_sink_write);
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audiosink_class->delay = GST_DEBUG_FUNCPTR (gst_a2dp_sink_delay);
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audiosink_class->reset = GST_DEBUG_FUNCPTR (gst_a2dp_sink_reset);
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gstaudiosink_class->open = GST_DEBUG_FUNCPTR (gst_a2dp_sink_open);
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gstaudiosink_class->prepare = GST_DEBUG_FUNCPTR (gst_a2dp_sink_prepare);
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gstaudiosink_class->unprepare = GST_DEBUG_FUNCPTR (gst_a2dp_sink_unprepare);
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gstaudiosink_class->close = GST_DEBUG_FUNCPTR (gst_a2dp_sink_close);
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gstaudiosink_class->write = GST_DEBUG_FUNCPTR (gst_a2dp_sink_write);
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gstaudiosink_class->delay = GST_DEBUG_FUNCPTR (gst_a2dp_sink_delay);
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gstaudiosink_class->reset = GST_DEBUG_FUNCPTR (gst_a2dp_sink_reset);
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g_object_class_install_property (object_class, PROP_DEVICE,
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g_param_spec_string ("device", "Device",
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"Bluetooth remote device", DEFAULT_DEVICE, G_PARAM_READWRITE));
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GST_DEBUG_CATEGORY_INIT (a2dp_sink_debug, "a2dpsink", 0, "A2DP sink element");
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}
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static void
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gst_a2dp_sink_init (GstA2dpSink * a2dpsink, GstA2dpSinkClass * klass)
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gst_a2dp_sink_init (GstA2dpSink * self, GstA2dpSinkClass * klass)
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{
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GST_DEBUG_OBJECT (a2dpsink, "");
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struct sockaddr_un addr = { AF_UNIX, IPC_SOCKET_NAME };
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int sk;
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self->device = g_strdup (DEFAULT_DEVICE);
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sk = socket (PF_LOCAL, SOCK_STREAM, 0);
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if (sk < 0)
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return;
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if (connect (sk, (struct sockaddr *) &addr, sizeof (addr)) < 0) {
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close (sk);
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return;
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}
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self->server = g_io_channel_unix_new (sk);
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g_io_add_watch (self->server, G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
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server_callback, self);
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g_io_channel_unref (self->server);
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}
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@ -42,6 +42,10 @@ typedef struct _GstA2dpSinkClass GstA2dpSinkClass;
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struct _GstA2dpSink {
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GstAudioSink sink;
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gchar *device;
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GIOChannel *server;
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};
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struct _GstA2dpSinkClass {
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