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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 01:00:37 +00:00
bluez: Add support for media transport in gstreamer plugin
This commit is contained in:
parent
651e1be7ef
commit
c3afd98226
5 changed files with 751 additions and 10 deletions
116
sys/bluez/a2dp-codecs.h
Normal file
116
sys/bluez/a2dp-codecs.h
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@ -0,0 +1,116 @@
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/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2006-2010 Nokia Corporation
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* Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#define A2DP_CODEC_SBC 0x00
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#define A2DP_CODEC_MPEG12 0x01
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#define A2DP_CODEC_MPEG24 0x02
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#define A2DP_CODEC_ATRAC 0x03
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#define SBC_SAMPLING_FREQ_16000 (1 << 3)
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#define SBC_SAMPLING_FREQ_32000 (1 << 2)
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#define SBC_SAMPLING_FREQ_44100 (1 << 1)
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#define SBC_SAMPLING_FREQ_48000 1
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#define SBC_CHANNEL_MODE_MONO (1 << 3)
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#define SBC_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
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#define SBC_CHANNEL_MODE_STEREO (1 << 1)
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#define SBC_CHANNEL_MODE_JOINT_STEREO 1
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#define SBC_BLOCK_LENGTH_4 (1 << 3)
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#define SBC_BLOCK_LENGTH_8 (1 << 2)
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#define SBC_BLOCK_LENGTH_12 (1 << 1)
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#define SBC_BLOCK_LENGTH_16 1
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#define SBC_SUBBANDS_4 (1 << 1)
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#define SBC_SUBBANDS_8 1
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#define SBC_ALLOCATION_SNR (1 << 1)
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#define SBC_ALLOCATION_LOUDNESS 1
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#define MPEG_CHANNEL_MODE_MONO (1 << 3)
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#define MPEG_CHANNEL_MODE_DUAL_CHANNEL (1 << 2)
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#define MPEG_CHANNEL_MODE_STEREO (1 << 1)
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#define MPEG_CHANNEL_MODE_JOINT_STEREO 1
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#define MPEG_LAYER_MP1 (1 << 2)
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#define MPEG_LAYER_MP2 (1 << 1)
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#define MPEG_LAYER_MP3 1
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#define MPEG_SAMPLING_FREQ_16000 (1 << 5)
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#define MPEG_SAMPLING_FREQ_22050 (1 << 4)
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#define MPEG_SAMPLING_FREQ_24000 (1 << 3)
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#define MPEG_SAMPLING_FREQ_32000 (1 << 2)
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#define MPEG_SAMPLING_FREQ_44100 (1 << 1)
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#define MPEG_SAMPLING_FREQ_48000 1
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#define MAX_BITPOOL 64
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#define MIN_BITPOOL 2
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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typedef struct {
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uint8_t channel_mode:4;
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uint8_t frequency:4;
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uint8_t allocation_method:2;
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uint8_t subbands:2;
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uint8_t block_length:4;
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uint8_t min_bitpool;
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uint8_t max_bitpool;
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} __attribute__ ((packed)) a2dp_sbc_t;
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typedef struct {
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uint8_t channel_mode:4;
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uint8_t crc:1;
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uint8_t layer:3;
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uint8_t frequency:6;
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uint8_t mpf:1;
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uint8_t rfa:1;
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uint16_t bitrate;
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} __attribute__ ((packed)) a2dp_mpeg_t;
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#elif __BYTE_ORDER == __BIG_ENDIAN
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typedef struct {
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uint8_t frequency:4;
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uint8_t channel_mode:4;
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uint8_t block_length:4;
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uint8_t subbands:2;
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uint8_t allocation_method:2;
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uint8_t min_bitpool;
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uint8_t max_bitpool;
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} __attribute__ ((packed)) a2dp_sbc_t;
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typedef struct {
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uint8_t layer:3;
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uint8_t crc:1;
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uint8_t channel_mode:4;
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uint8_t rfa:1;
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uint8_t mpf:1;
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uint8_t frequency:6;
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uint16_t bitrate;
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} __attribute__ ((packed)) a2dp_mpeg_t;
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#else
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#error "Unknown byte order"
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#endif
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@ -45,7 +45,8 @@ enum
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{
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PROP_0,
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PROP_DEVICE,
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PROP_AUTOCONNECT
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PROP_AUTOCONNECT,
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PROP_TRANSPORT
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};
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GST_BOILERPLATE (GstA2dpSink, gst_a2dp_sink, GstBin, GST_TYPE_BIN);
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@ -171,6 +172,15 @@ gst_a2dp_sink_set_property (GObject * object, guint prop_id,
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self->device = g_value_dup_string (value);
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break;
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case PROP_TRANSPORT:
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if (self->sink != NULL)
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gst_avdtp_sink_set_transport (self->sink, g_value_get_string (value));
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if (self->transport != NULL)
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g_free (self->transport);
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self->transport = g_value_dup_string (value);
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break;
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case PROP_AUTOCONNECT:
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self->autoconnect = g_value_get_boolean (value);
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@ -190,7 +200,7 @@ 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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GstA2dpSink *self = GST_A2DP_SINK (object);
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gchar *device;
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gchar *device, *transport;
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switch (prop_id) {
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case PROP_DEVICE:
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@ -207,6 +217,13 @@ gst_a2dp_sink_get_property (GObject * object, guint prop_id,
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g_value_set_boolean (value, self->autoconnect);
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break;
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case PROP_TRANSPORT:
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if (self->sink != NULL) {
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transport = gst_avdtp_sink_get_transport (self->sink);
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if (transport != NULL)
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g_value_take_string (value, transport);
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}
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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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@ -281,6 +298,9 @@ gst_a2dp_sink_change_state (GstElement * element, GstStateChange transition)
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if (self->device != NULL)
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gst_avdtp_sink_set_device (self->sink, self->device);
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if (self->transport != NULL)
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gst_avdtp_sink_set_transport (self->sink, self->transport);
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g_object_set (G_OBJECT (self->sink), "auto-connect",
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self->autoconnect, NULL);
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@ -352,6 +372,10 @@ gst_a2dp_sink_class_init (GstA2dpSinkClass * klass)
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"Automatically attempt to connect to device",
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DEFAULT_AUTOCONNECT, G_PARAM_READWRITE));
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g_object_class_install_property (object_class, PROP_TRANSPORT,
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g_param_spec_string ("transport", "Transport",
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"Use configured transport", NULL, G_PARAM_READWRITE));
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GST_DEBUG_CATEGORY_INIT (gst_a2dp_sink_debug, "a2dpsink", 0,
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"A2DP sink element");
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}
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@ -422,6 +446,7 @@ gst_a2dp_sink_init_avdtp_sink (GstA2dpSink * self)
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self->sink = GST_AVDTP_SINK (sink);
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self->sink_is_in_bin = TRUE;
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g_object_set (G_OBJECT (self->sink), "device", self->device, NULL);
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g_object_set (G_OBJECT (self->sink), "transport", self->transport, NULL);
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gst_element_set_state (sink, GST_STATE_PAUSED);
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@ -663,6 +688,7 @@ gst_a2dp_sink_init (GstA2dpSink * self, GstA2dpSinkClass * klass)
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self->fakesink = NULL;
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self->rtp = NULL;
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self->device = NULL;
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self->transport = NULL;
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self->autoconnect = DEFAULT_AUTOCONNECT;
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self->capsfilter = NULL;
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self->newseg_event = NULL;
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@ -53,6 +53,7 @@ struct _GstA2dpSink {
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GstElement *fakesink;
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gchar *device;
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gchar *transport;
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gboolean autoconnect;
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gboolean sink_is_in_bin;
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@ -37,8 +37,11 @@
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#include <gst/rtp/gstrtpbuffer.h>
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#include <dbus/dbus.h>
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#include "ipc.h"
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#include "rtp.h"
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#include "a2dp-codecs.h"
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#include "gstpragma.h"
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#include "gstavdtpsink.h"
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g_mutex_unlock(s->sink_lock); \
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} G_STMT_END
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#ifndef DBUS_TYPE_UNIX_FD
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#define DBUS_TYPE_UNIX_FD -1
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#endif
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struct bluetooth_data
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{
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struct bt_get_capabilities_rsp *caps; /* Bluetooth device caps */
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guint link_mtu;
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DBusConnection *conn;
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guint8 codec; /* Bluetooth transport configuration */
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gchar *uuid;
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guint8 *config;
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gint config_size;
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gchar buffer[BUFFER_SIZE]; /* Codec transfer buffer */
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};
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{
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PROP_0,
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PROP_DEVICE,
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PROP_AUTOCONNECT
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PROP_AUTOCONNECT,
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PROP_TRANSPORT
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};
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GST_BOILERPLATE (GstAvdtpSink, gst_avdtp_sink, GstBaseSink, GST_TYPE_BASE_SINK);
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gst_element_class_set_details (element_class, &avdtp_sink_details);
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}
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static void
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gst_avdtp_sink_transport_release (GstAvdtpSink * self)
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{
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DBusMessage *msg;
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const char *access_type = "w";
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msg = dbus_message_new_method_call ("org.bluez", self->transport,
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"org.bluez.MediaTransport", "Release");
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dbus_message_append_args (msg, DBUS_TYPE_STRING, &access_type,
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DBUS_TYPE_INVALID);
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dbus_connection_send (self->data->conn, msg, NULL);
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dbus_message_unref (msg);
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}
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static gboolean
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gst_avdtp_sink_stop (GstBaseSink * basesink)
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{
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}
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if (self->data) {
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if (self->transport)
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gst_avdtp_sink_transport_release (self);
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if (self->data->conn)
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dbus_connection_unref (self->data->conn);
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g_free (self->data);
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self->data = NULL;
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}
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@ -178,6 +212,9 @@ gst_avdtp_sink_finalize (GObject * object)
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if (self->device)
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g_free (self->device);
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if (self->transport)
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g_free (self->transport);
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g_mutex_free (self->sink_lock);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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@ -199,6 +236,13 @@ gst_avdtp_sink_set_property (GObject * object, guint prop_id,
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case PROP_AUTOCONNECT:
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sink->autoconnect = g_value_get_boolean (value);
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break;
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case PROP_TRANSPORT:
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if (sink->transport)
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g_free (sink->transport);
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sink->transport = 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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@ -219,6 +263,11 @@ gst_avdtp_sink_get_property (GObject * object, guint prop_id,
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case PROP_AUTOCONNECT:
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g_value_set_boolean (value, sink->autoconnect);
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break;
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case PROP_TRANSPORT:
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g_value_set_string (value, sink->transport);
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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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@ -370,6 +419,10 @@ gst_avdtp_sink_conf_recv_stream_fd (GstAvdtpSink * self)
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GIOFlags flags;
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gsize read;
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/* Proceed if stream was already acquired */
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if (self->stream != NULL)
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goto proceed;
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ret = gst_avdtp_sink_bluetooth_recvmsg_fd (self);
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if (ret < 0)
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return FALSE;
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@ -380,6 +433,7 @@ gst_avdtp_sink_conf_recv_stream_fd (GstAvdtpSink * self)
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return FALSE;
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}
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proceed:
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/* set stream socket to nonblock */
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GST_LOG_OBJECT (self, "setting stream socket to nonblock");
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flags = g_io_channel_get_flags (self->stream);
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@ -723,6 +777,324 @@ gst_avdtp_sink_parse_mpeg_caps (GstAvdtpSink * self, mpeg_capabilities_t * mpeg)
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return structure;
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}
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static GstStructure *
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gst_avdtp_sink_parse_sbc_raw (GstAvdtpSink * self)
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{
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a2dp_sbc_t *sbc = (a2dp_sbc_t *) self->data->config;
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GstStructure *structure;
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GValue *value;
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GValue *list;
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gboolean mono, stereo;
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structure = gst_structure_empty_new ("audio/x-sbc");
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value = g_value_init (g_new0 (GValue, 1), G_TYPE_STRING);
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/* mode */
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list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
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if (sbc->channel_mode & BT_A2DP_CHANNEL_MODE_MONO) {
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g_value_set_static_string (value, "mono");
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->channel_mode & BT_A2DP_CHANNEL_MODE_STEREO) {
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g_value_set_static_string (value, "stereo");
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->channel_mode & BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL) {
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g_value_set_static_string (value, "dual");
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->channel_mode & BT_A2DP_CHANNEL_MODE_JOINT_STEREO) {
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g_value_set_static_string (value, "joint");
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gst_value_list_prepend_value (list, value);
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}
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g_value_unset (value);
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if (list) {
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gst_structure_set_value (structure, "mode", list);
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g_free (list);
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list = NULL;
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}
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/* subbands */
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list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
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value = g_value_init (value, G_TYPE_INT);
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if (sbc->subbands & BT_A2DP_SUBBANDS_4) {
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g_value_set_int (value, 4);
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->subbands & BT_A2DP_SUBBANDS_8) {
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g_value_set_int (value, 8);
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gst_value_list_prepend_value (list, value);
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}
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g_value_unset (value);
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if (list) {
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gst_structure_set_value (structure, "subbands", list);
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g_free (list);
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list = NULL;
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}
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/* blocks */
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value = g_value_init (value, G_TYPE_INT);
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list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
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if (sbc->block_length & BT_A2DP_BLOCK_LENGTH_16) {
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g_value_set_int (value, 16);
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->block_length & BT_A2DP_BLOCK_LENGTH_12) {
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g_value_set_int (value, 12);
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->block_length & BT_A2DP_BLOCK_LENGTH_8) {
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g_value_set_int (value, 8);
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gst_value_list_prepend_value (list, value);
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}
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if (sbc->block_length & BT_A2DP_BLOCK_LENGTH_4) {
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g_value_set_int (value, 4);
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gst_value_list_prepend_value (list, value);
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}
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g_value_unset (value);
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if (list) {
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gst_structure_set_value (structure, "blocks", list);
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g_free (list);
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list = NULL;
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||||
}
|
||||
|
||||
/* allocation */
|
||||
g_value_init (value, G_TYPE_STRING);
|
||||
list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
|
||||
if (sbc->allocation_method & BT_A2DP_ALLOCATION_LOUDNESS) {
|
||||
g_value_set_static_string (value, "loudness");
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (sbc->allocation_method & BT_A2DP_ALLOCATION_SNR) {
|
||||
g_value_set_static_string (value, "snr");
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
g_value_unset (value);
|
||||
if (list) {
|
||||
gst_structure_set_value (structure, "allocation", list);
|
||||
g_free (list);
|
||||
list = NULL;
|
||||
}
|
||||
|
||||
/* rate */
|
||||
g_value_init (value, G_TYPE_INT);
|
||||
list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
|
||||
if (sbc->frequency & BT_SBC_SAMPLING_FREQ_48000) {
|
||||
g_value_set_int (value, 48000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (sbc->frequency & BT_SBC_SAMPLING_FREQ_44100) {
|
||||
g_value_set_int (value, 44100);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (sbc->frequency & BT_SBC_SAMPLING_FREQ_32000) {
|
||||
g_value_set_int (value, 32000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (sbc->frequency & BT_SBC_SAMPLING_FREQ_16000) {
|
||||
g_value_set_int (value, 16000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
g_value_unset (value);
|
||||
if (list) {
|
||||
gst_structure_set_value (structure, "rate", list);
|
||||
g_free (list);
|
||||
list = NULL;
|
||||
}
|
||||
|
||||
/* bitpool */
|
||||
value = g_value_init (value, GST_TYPE_INT_RANGE);
|
||||
gst_value_set_int_range (value,
|
||||
MIN (sbc->min_bitpool, TEMPLATE_MAX_BITPOOL),
|
||||
MIN (sbc->max_bitpool, TEMPLATE_MAX_BITPOOL));
|
||||
gst_structure_set_value (structure, "bitpool", value);
|
||||
g_value_unset (value);
|
||||
|
||||
/* channels */
|
||||
mono = FALSE;
|
||||
stereo = FALSE;
|
||||
if (sbc->channel_mode & BT_A2DP_CHANNEL_MODE_MONO)
|
||||
mono = TRUE;
|
||||
if ((sbc->channel_mode & BT_A2DP_CHANNEL_MODE_STEREO) ||
|
||||
(sbc->channel_mode &
|
||||
BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL) ||
|
||||
(sbc->channel_mode & BT_A2DP_CHANNEL_MODE_JOINT_STEREO))
|
||||
stereo = TRUE;
|
||||
|
||||
if (mono && stereo) {
|
||||
g_value_init (value, GST_TYPE_INT_RANGE);
|
||||
gst_value_set_int_range (value, 1, 2);
|
||||
} else {
|
||||
g_value_init (value, G_TYPE_INT);
|
||||
if (mono)
|
||||
g_value_set_int (value, 1);
|
||||
else if (stereo)
|
||||
g_value_set_int (value, 2);
|
||||
else {
|
||||
GST_ERROR_OBJECT (self, "Unexpected number of channels");
|
||||
g_value_set_int (value, 0);
|
||||
}
|
||||
}
|
||||
|
||||
gst_structure_set_value (structure, "channels", value);
|
||||
g_free (value);
|
||||
|
||||
return structure;
|
||||
}
|
||||
|
||||
static GstStructure *
|
||||
gst_avdtp_sink_parse_mpeg_raw (GstAvdtpSink * self)
|
||||
{
|
||||
a2dp_mpeg_t *mpeg = (a2dp_mpeg_t *) self->data->config;
|
||||
GstStructure *structure;
|
||||
GValue *value;
|
||||
GValue *list;
|
||||
gboolean valid_layer = FALSE;
|
||||
gboolean mono, stereo;
|
||||
|
||||
GST_LOG_OBJECT (self, "parsing mpeg caps");
|
||||
|
||||
structure = gst_structure_empty_new ("audio/mpeg");
|
||||
value = g_new0 (GValue, 1);
|
||||
g_value_init (value, G_TYPE_INT);
|
||||
|
||||
list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
|
||||
g_value_set_int (value, 1);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
g_value_set_int (value, 2);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
gst_structure_set_value (structure, "mpegversion", list);
|
||||
g_free (list);
|
||||
|
||||
/* layer */
|
||||
GST_LOG_OBJECT (self, "setting mpeg layer");
|
||||
list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
|
||||
if (mpeg->layer & BT_MPEG_LAYER_1) {
|
||||
g_value_set_int (value, 1);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
valid_layer = TRUE;
|
||||
}
|
||||
if (mpeg->layer & BT_MPEG_LAYER_2) {
|
||||
g_value_set_int (value, 2);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
valid_layer = TRUE;
|
||||
}
|
||||
if (mpeg->layer & BT_MPEG_LAYER_3) {
|
||||
g_value_set_int (value, 3);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
valid_layer = TRUE;
|
||||
}
|
||||
if (list) {
|
||||
gst_structure_set_value (structure, "layer", list);
|
||||
g_free (list);
|
||||
list = NULL;
|
||||
}
|
||||
|
||||
if (!valid_layer) {
|
||||
gst_structure_free (structure);
|
||||
g_free (value);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* rate */
|
||||
GST_LOG_OBJECT (self, "setting mpeg rate");
|
||||
list = g_value_init (g_new0 (GValue, 1), GST_TYPE_LIST);
|
||||
if (mpeg->frequency & BT_MPEG_SAMPLING_FREQ_48000) {
|
||||
g_value_set_int (value, 48000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (mpeg->frequency & BT_MPEG_SAMPLING_FREQ_44100) {
|
||||
g_value_set_int (value, 44100);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (mpeg->frequency & BT_MPEG_SAMPLING_FREQ_32000) {
|
||||
g_value_set_int (value, 32000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (mpeg->frequency & BT_MPEG_SAMPLING_FREQ_24000) {
|
||||
g_value_set_int (value, 24000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (mpeg->frequency & BT_MPEG_SAMPLING_FREQ_22050) {
|
||||
g_value_set_int (value, 22050);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
if (mpeg->frequency & BT_MPEG_SAMPLING_FREQ_16000) {
|
||||
g_value_set_int (value, 16000);
|
||||
gst_value_list_prepend_value (list, value);
|
||||
}
|
||||
g_value_unset (value);
|
||||
if (list) {
|
||||
gst_structure_set_value (structure, "rate", list);
|
||||
g_free (list);
|
||||
list = NULL;
|
||||
}
|
||||
|
||||
/* channels */
|
||||
GST_LOG_OBJECT (self, "setting mpeg channels");
|
||||
mono = FALSE;
|
||||
stereo = FALSE;
|
||||
if (mpeg->channel_mode & BT_A2DP_CHANNEL_MODE_MONO)
|
||||
mono = TRUE;
|
||||
if ((mpeg->channel_mode & BT_A2DP_CHANNEL_MODE_STEREO) ||
|
||||
(mpeg->channel_mode &
|
||||
BT_A2DP_CHANNEL_MODE_DUAL_CHANNEL) ||
|
||||
(mpeg->channel_mode & BT_A2DP_CHANNEL_MODE_JOINT_STEREO))
|
||||
stereo = TRUE;
|
||||
|
||||
if (mono && stereo) {
|
||||
g_value_init (value, GST_TYPE_INT_RANGE);
|
||||
gst_value_set_int_range (value, 1, 2);
|
||||
} else {
|
||||
g_value_init (value, G_TYPE_INT);
|
||||
if (mono)
|
||||
g_value_set_int (value, 1);
|
||||
else if (stereo)
|
||||
g_value_set_int (value, 2);
|
||||
else {
|
||||
GST_ERROR_OBJECT (self, "Unexpected number of channels");
|
||||
g_value_set_int (value, 0);
|
||||
}
|
||||
}
|
||||
gst_structure_set_value (structure, "channels", value);
|
||||
g_free (value);
|
||||
|
||||
return structure;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avdtp_sink_update_config (GstAvdtpSink * self)
|
||||
{
|
||||
GstStructure *structure;
|
||||
gchar *tmp;
|
||||
|
||||
switch (self->data->codec) {
|
||||
case A2DP_CODEC_SBC:
|
||||
structure = gst_avdtp_sink_parse_sbc_raw (self);
|
||||
break;
|
||||
case A2DP_CODEC_MPEG12:
|
||||
structure = gst_avdtp_sink_parse_mpeg_raw (self);
|
||||
break;
|
||||
default:
|
||||
GST_ERROR_OBJECT (self, "Unsupported configuration");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
if (structure == NULL)
|
||||
return FALSE;
|
||||
|
||||
if (self->dev_caps != NULL)
|
||||
gst_caps_unref (self->dev_caps);
|
||||
|
||||
self->dev_caps = gst_caps_new_full (structure, NULL);
|
||||
|
||||
tmp = gst_caps_to_string (self->dev_caps);
|
||||
GST_DEBUG_OBJECT (self, "Transport configuration: %s", tmp);
|
||||
g_free (tmp);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avdtp_sink_update_caps (GstAvdtpSink * self)
|
||||
{
|
||||
|
@ -734,6 +1106,9 @@ gst_avdtp_sink_update_caps (GstAvdtpSink * self)
|
|||
|
||||
GST_LOG_OBJECT (self, "updating device caps");
|
||||
|
||||
if (self->data->config_size != 0 && self->data->config != NULL)
|
||||
return gst_avdtp_sink_update_config (self);
|
||||
|
||||
sbc = (void *) gst_avdtp_find_caps (self, BT_A2DP_SBC_SINK);
|
||||
mpeg = (void *) gst_avdtp_find_caps (self, BT_A2DP_MPEG12_SINK);
|
||||
|
||||
|
@ -862,6 +1237,192 @@ gst_avdtp_sink_event (GstBaseSink * basesink, GstEvent * event)
|
|||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avdtp_sink_transport_parse_property (GstAvdtpSink * self,
|
||||
DBusMessageIter * i)
|
||||
{
|
||||
const char *key;
|
||||
DBusMessageIter variant_i;
|
||||
|
||||
if (dbus_message_iter_get_arg_type (i) != DBUS_TYPE_STRING) {
|
||||
GST_ERROR_OBJECT (self, "Property name not a string.");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
dbus_message_iter_get_basic (i, &key);
|
||||
|
||||
if (!dbus_message_iter_next (i)) {
|
||||
GST_ERROR_OBJECT (self, "Property value missing");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
if (dbus_message_iter_get_arg_type (i) != DBUS_TYPE_VARIANT) {
|
||||
GST_ERROR_OBJECT (self, "Property value not a variant.");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
dbus_message_iter_recurse (i, &variant_i);
|
||||
|
||||
switch (dbus_message_iter_get_arg_type (&variant_i)) {
|
||||
case DBUS_TYPE_BYTE:{
|
||||
uint8_t value;
|
||||
dbus_message_iter_get_basic (&variant_i, &value);
|
||||
|
||||
if (g_str_equal (key, "Codec") == TRUE)
|
||||
self->data->codec = value;
|
||||
|
||||
break;
|
||||
}
|
||||
case DBUS_TYPE_UINT16:{
|
||||
uint16_t value;
|
||||
dbus_message_iter_get_basic (&variant_i, &value);
|
||||
|
||||
if (g_str_equal (key, "OMTU") == TRUE)
|
||||
self->data->link_mtu = value;
|
||||
|
||||
break;
|
||||
}
|
||||
case DBUS_TYPE_STRING:{
|
||||
const char *value;
|
||||
dbus_message_iter_get_basic (&variant_i, &value);
|
||||
|
||||
if (g_str_equal (key, "UUID") == TRUE) {
|
||||
g_free (self->data->uuid);
|
||||
self->data->uuid = g_strdup (value);
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
case DBUS_TYPE_ARRAY:{
|
||||
DBusMessageIter array_i;
|
||||
char *value;
|
||||
int size;
|
||||
|
||||
dbus_message_iter_recurse (&variant_i, &array_i);
|
||||
dbus_message_iter_get_fixed_array (&array_i, &value, &size);
|
||||
|
||||
if (g_str_equal (key, "Configuration")) {
|
||||
g_free (self->data->config);
|
||||
self->data->config = g_new0 (guint8, size);
|
||||
self->data->config_size = size;
|
||||
memcpy (self->data->config, value, size);
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avdtp_sink_transport_acquire (GstAvdtpSink * self)
|
||||
{
|
||||
DBusMessage *msg, *reply;
|
||||
DBusError err;
|
||||
const char *access_type = "w";
|
||||
int fd;
|
||||
|
||||
dbus_error_init (&err);
|
||||
|
||||
if (self->data->conn == NULL)
|
||||
self->data->conn = dbus_bus_get (DBUS_BUS_SYSTEM, &err);
|
||||
|
||||
msg = dbus_message_new_method_call ("org.bluez", self->transport,
|
||||
"org.bluez.MediaTransport", "Acquire");
|
||||
|
||||
dbus_message_append_args (msg, DBUS_TYPE_STRING, &access_type,
|
||||
DBUS_TYPE_INVALID);
|
||||
|
||||
reply = dbus_connection_send_with_reply_and_block (self->data->conn,
|
||||
msg, -1, &err);
|
||||
|
||||
if (dbus_error_is_set (&err))
|
||||
goto fail;
|
||||
|
||||
if (dbus_message_get_args (reply, &err, DBUS_TYPE_UNIX_FD, &fd,
|
||||
DBUS_TYPE_INVALID) == FALSE)
|
||||
goto fail;
|
||||
|
||||
dbus_message_unref (reply);
|
||||
|
||||
self->stream = g_io_channel_unix_new (fd);
|
||||
g_io_channel_set_close_on_unref (self->stream, TRUE);
|
||||
GST_DEBUG_OBJECT (self, "stream_fd=%d", fd);
|
||||
|
||||
return TRUE;
|
||||
|
||||
fail:
|
||||
GST_ERROR_OBJECT (self, "Failed to acquire transport stream: %s",
|
||||
err.message);
|
||||
|
||||
dbus_error_free (&err);
|
||||
|
||||
if (reply)
|
||||
dbus_message_unref (msg);
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avdtp_sink_transport_get_properties (GstAvdtpSink * self)
|
||||
{
|
||||
DBusMessage *msg, *reply;
|
||||
DBusMessageIter arg_i, ele_i;
|
||||
DBusError err;
|
||||
|
||||
dbus_error_init (&err);
|
||||
|
||||
/* Transport need to be acquire first to make sure the MTUs are
|
||||
available */
|
||||
if (gst_avdtp_sink_transport_acquire (self) == FALSE)
|
||||
return FALSE;
|
||||
|
||||
msg = dbus_message_new_method_call ("org.bluez", self->transport,
|
||||
"org.bluez.MediaTransport", "GetProperties");
|
||||
reply = dbus_connection_send_with_reply_and_block (self->data->conn,
|
||||
msg, -1, &err);
|
||||
|
||||
if (dbus_error_is_set (&err) || reply == NULL) {
|
||||
GST_ERROR_OBJECT (self, "Failed to get transport properties: %s",
|
||||
err.message);
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (!dbus_message_iter_init (reply, &arg_i)) {
|
||||
GST_ERROR_OBJECT (self, "GetProperties reply has no arguments.");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (dbus_message_iter_get_arg_type (&arg_i) != DBUS_TYPE_ARRAY) {
|
||||
GST_ERROR_OBJECT (self, "GetProperties argument is not an array.");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
dbus_message_iter_recurse (&arg_i, &ele_i);
|
||||
while (dbus_message_iter_get_arg_type (&ele_i) != DBUS_TYPE_INVALID) {
|
||||
|
||||
if (dbus_message_iter_get_arg_type (&ele_i) == DBUS_TYPE_DICT_ENTRY) {
|
||||
DBusMessageIter dict_i;
|
||||
|
||||
dbus_message_iter_recurse (&ele_i, &dict_i);
|
||||
|
||||
gst_avdtp_sink_transport_parse_property (self, &dict_i);
|
||||
}
|
||||
|
||||
if (!dbus_message_iter_next (&ele_i))
|
||||
break;
|
||||
}
|
||||
|
||||
return gst_avdtp_sink_update_caps (self);
|
||||
|
||||
fail:
|
||||
dbus_message_unref (msg);
|
||||
dbus_message_unref (reply);
|
||||
return FALSE;
|
||||
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avdtp_sink_start (GstBaseSink * basesink)
|
||||
{
|
||||
|
@ -871,6 +1432,16 @@ gst_avdtp_sink_start (GstBaseSink * basesink)
|
|||
|
||||
GST_INFO_OBJECT (self, "start");
|
||||
|
||||
self->data = g_new0 (struct bluetooth_data, 1);
|
||||
|
||||
self->stream = NULL;
|
||||
self->stream_caps = NULL;
|
||||
self->mp3_using_crc = -1;
|
||||
self->channel_mode = -1;
|
||||
|
||||
if (self->transport != NULL)
|
||||
return gst_avdtp_sink_transport_get_properties (self);
|
||||
|
||||
self->watch_id = 0;
|
||||
|
||||
sk = bt_audio_service_open ();
|
||||
|
@ -885,13 +1456,6 @@ gst_avdtp_sink_start (GstBaseSink * basesink)
|
|||
self->watch_id = g_io_add_watch (self->server, G_IO_HUP | G_IO_ERR |
|
||||
G_IO_NVAL, server_callback, self);
|
||||
|
||||
self->data = g_new0 (struct bluetooth_data, 1);
|
||||
|
||||
self->stream = NULL;
|
||||
self->stream_caps = NULL;
|
||||
self->mp3_using_crc = -1;
|
||||
self->channel_mode = -1;
|
||||
|
||||
if (!gst_avdtp_sink_get_capabilities (self)) {
|
||||
GST_ERROR_OBJECT (self, "failed to get capabilities " "from device");
|
||||
goto failed;
|
||||
|
@ -913,6 +1477,9 @@ gst_avdtp_sink_stream_start (GstAvdtpSink * self)
|
|||
struct bt_new_stream_ind *ind = (void *) buf;
|
||||
GIOError io_error;
|
||||
|
||||
if (self->transport != NULL)
|
||||
return gst_avdtp_sink_conf_recv_stream_fd (self);
|
||||
|
||||
memset (req, 0, sizeof (buf));
|
||||
req->h.type = BT_REQUEST;
|
||||
req->h.name = BT_START_STREAM;
|
||||
|
@ -1039,6 +1606,10 @@ gst_avdtp_sink_configure (GstAvdtpSink * self, GstCaps * caps)
|
|||
GST_DEBUG_OBJECT (self, "configuring device with caps: %s", temp);
|
||||
g_free (temp);
|
||||
|
||||
/* Transport already configured */
|
||||
if (self->transport != NULL)
|
||||
return TRUE;
|
||||
|
||||
structure = gst_caps_get_structure (caps, 0);
|
||||
|
||||
if (gst_structure_has_name (structure, "audio/x-sbc"))
|
||||
|
@ -1210,6 +1781,10 @@ gst_avdtp_sink_class_init (GstAvdtpSinkClass * klass)
|
|||
"Automatically attempt to connect "
|
||||
"to device", DEFAULT_AUTOCONNECT, G_PARAM_READWRITE));
|
||||
|
||||
g_object_class_install_property (object_class, PROP_TRANSPORT,
|
||||
g_param_spec_string ("transport",
|
||||
"Transport", "Use configured transport", NULL, G_PARAM_READWRITE));
|
||||
|
||||
GST_DEBUG_CATEGORY_INIT (avdtp_sink_debug, "avdtpsink", 0,
|
||||
"A2DP headset sink element");
|
||||
}
|
||||
|
@ -1218,6 +1793,7 @@ static void
|
|||
gst_avdtp_sink_init (GstAvdtpSink * self, GstAvdtpSinkClass * klass)
|
||||
{
|
||||
self->device = NULL;
|
||||
self->transport = NULL;
|
||||
self->data = NULL;
|
||||
|
||||
self->stream = NULL;
|
||||
|
@ -1371,12 +1947,28 @@ gst_avdtp_sink_set_device (GstAvdtpSink * self, const gchar * dev)
|
|||
self->device = g_strdup (dev);
|
||||
}
|
||||
|
||||
void
|
||||
gst_avdtp_sink_set_transport (GstAvdtpSink * self, const gchar * trans)
|
||||
{
|
||||
if (self->transport != NULL)
|
||||
g_free (self->transport);
|
||||
|
||||
GST_LOG_OBJECT (self, "Setting transport: %s", trans);
|
||||
self->transport = g_strdup (trans);
|
||||
}
|
||||
|
||||
gchar *
|
||||
gst_avdtp_sink_get_device (GstAvdtpSink * self)
|
||||
{
|
||||
return g_strdup (self->device);
|
||||
}
|
||||
|
||||
gchar *
|
||||
gst_avdtp_sink_get_transport (GstAvdtpSink * self)
|
||||
{
|
||||
return g_strdup (self->transport);
|
||||
}
|
||||
|
||||
void
|
||||
gst_avdtp_sink_set_crc (GstAvdtpSink * self, gboolean crc)
|
||||
{
|
||||
|
|
|
@ -51,6 +51,7 @@ struct _GstAvdtpSink {
|
|||
GstBaseSink sink;
|
||||
|
||||
gchar *device;
|
||||
gchar *transport;
|
||||
GIOChannel *stream;
|
||||
|
||||
struct bluetooth_data *data;
|
||||
|
@ -86,8 +87,13 @@ guint gst_avdtp_sink_get_link_mtu(GstAvdtpSink *sink);
|
|||
void gst_avdtp_sink_set_device(GstAvdtpSink *sink,
|
||||
const gchar* device);
|
||||
|
||||
void gst_avdtp_sink_set_transport(GstAvdtpSink *sink,
|
||||
const gchar *transport);
|
||||
|
||||
gchar *gst_avdtp_sink_get_device(GstAvdtpSink *sink);
|
||||
|
||||
gchar *gst_avdtp_sink_get_transport(GstAvdtpSink *sink);
|
||||
|
||||
gboolean gst_avdtp_sink_plugin_init(GstPlugin *plugin);
|
||||
|
||||
void gst_avdtp_sink_set_crc(GstAvdtpSink *self, gboolean crc);
|
||||
|
|
Loading…
Reference in a new issue