#define GST_CAT_DEFAULT a2dp_sink_debug
#define BUFFER_SIZE 2048
+#define TEMPLATE_MAX_BITPOOL_VALUE 64
#define GST_A2DP_SINK_MUTEX_LOCK(s) G_STMT_START { \
g_mutex_lock (s->sink_lock); \
struct bluetooth_data
{
- struct bt_getcapabilities_rsp cfg; /* Bluetooth device config */
- gint link_mtu;
+ struct bt_getcapabilities_rsp caps; /* Bluetooth device capabilities */
+ struct bt_setconfiguration_rsp cfg; /* Bluetooth device configuration */
int samples; /* Number of encoded samples */
gchar buffer[BUFFER_SIZE]; /* Codec transfer buffer */
gsize count; /* Codec transfer buffer counter */
int frame_count; /* Current frames in buffer */
};
+
#define IS_SBC(n) (strcmp((n), "audio/x-sbc") == 0)
#define IS_MPEG(n) (strcmp((n), "audio/mpeg") == 0)
"channels = (int) [ 1, 2 ], "
"mode = (string) { mono, dual, stereo, joint }, "
"blocks = (int) { 4, 8, 12, 16 }, "
- "subbands = (int) { 4, 8 }, "
- "allocation = (string) { snr, loudness },"
+ "subbands = (int) { 4, 8 }, " "allocation = (string) { snr, loudness },"
+ /* FIXME use constant here */
"bitpool = (int) [ 2, 64 ]; "
"audio/mpeg, "
"mpegversion = (int) 1, "
gst_a2dp_sink_init_pkt_conf (GstA2dpSink * sink,
GstCaps * caps, sbc_capabilities_t * pkt)
{
- sbc_capabilities_t *cfg = &sink->data->cfg.sbc_capabilities;
+ sbc_capabilities_t *cfg = &sink->data->caps.sbc_capabilities;
const GValue *value = NULL;
const char *pref, *name;
+ gint rate, blocks, subbands;
GstStructure *structure = gst_caps_get_structure (caps, 0);
name = gst_structure_get_name (structure);
}
value = gst_structure_get_value (structure, "rate");
- cfg->frequency = g_value_get_int (value);
+ rate = g_value_get_int (value);
+ if (rate == 44100)
+ cfg->frequency = BT_A2DP_SAMPLING_FREQ_44100;
+ else if (rate == 48000)
+ cfg->frequency = BT_A2DP_SAMPLING_FREQ_48000;
+ else if (rate == 32000)
+ cfg->frequency = BT_A2DP_SAMPLING_FREQ_32000;
+ else if (rate == 16000)
+ cfg->frequency = BT_A2DP_SAMPLING_FREQ_16000;
+ else {
+ GST_ERROR_OBJECT (sink, "Invalid rate while setting caps");
+ return FALSE;
+ }
value = gst_structure_get_value (structure, "mode");
pref = g_value_get_string (value);
}
value = gst_structure_get_value (structure, "subbands");
- cfg->subbands = g_value_get_int (value);
+ subbands = g_value_get_int (value);
+ if (subbands == 8)
+ cfg->subbands = BT_A2DP_SUBBANDS_8;
+ else if (subbands == 4)
+ cfg->subbands = BT_A2DP_SUBBANDS_4;
+ else {
+ GST_ERROR_OBJECT (sink, "Invalid subbands %d", subbands);
+ return FALSE;
+ }
value = gst_structure_get_value (structure, "blocks");
- cfg->block_length = g_value_get_int (value);
+ blocks = g_value_get_int (value);
+ if (blocks == 16)
+ cfg->block_length = BT_A2DP_BLOCK_LENGTH_16;
+ else if (blocks == 12)
+ cfg->block_length = BT_A2DP_BLOCK_LENGTH_12;
+ else if (blocks == 8)
+ cfg->block_length = BT_A2DP_BLOCK_LENGTH_8;
+ else if (blocks == 4)
+ cfg->block_length = BT_A2DP_BLOCK_LENGTH_4;
+ else {
+ GST_ERROR_OBJECT (sink, "Invalid blocks %d", blocks);
+ return FALSE;
+ }
/* FIXME min and max ??? */
value = gst_structure_get_value (structure, "bitpool");
+
cfg->max_bitpool = cfg->min_bitpool = g_value_get_int (value);
memcpy (pkt, cfg, sizeof (*pkt));
static gboolean
gst_a2dp_sink_update_caps (GstA2dpSink * self)
{
- sbc_capabilities_t *sbc = &self->data->cfg.sbc_capabilities;
+ sbc_capabilities_t *sbc = &self->data->caps.sbc_capabilities;
GstStructure *structure;
GValue *value;
GValue *list;
/* bitpool */
value = g_value_init (value, GST_TYPE_INT_RANGE);
- gst_value_set_int_range (value, sbc->min_bitpool, sbc->max_bitpool);
+ gst_value_set_int_range (value,
+ MIN (sbc->min_bitpool, TEMPLATE_MAX_BITPOOL_VALUE),
+ MIN (sbc->max_bitpool, TEMPLATE_MAX_BITPOOL_VALUE));
gst_structure_set_value (structure, "bitpool", value);
/* channels */
g_free (value);
+ 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);
req->h.msg_type = BT_GETCAPABILITIES_REQ;
strncpy (req->device, self->device, 18);
- req->transport = BT_CAPABILITIES_TRANSPORT_A2DP;
- req->access_mode = BT_CAPABILITIES_ACCESS_MODE_WRITE;
io_error = gst_a2dp_sink_audioservice_send (self, &req->h);
if (io_error != G_IO_ERROR_NONE) {
GST_ERROR_OBJECT (self, "Error while asking device caps");
return FALSE;
}
- if (rsp->transport != BT_CAPABILITIES_TRANSPORT_A2DP) {
- GST_ERROR_OBJECT (self, "Non a2dp answer from device");
- return FALSE;
- }
-
- memcpy (&self->data->cfg, rsp, sizeof (*rsp));
+ memcpy (&self->data->caps, rsp, sizeof (*rsp));
if (!gst_a2dp_sink_update_caps (self)) {
GST_WARNING_OBJECT (self, "failed to update capabilities");
return FALSE;
memset (req, 0, sizeof (buf));
req->h.msg_type = BT_SETCONFIGURATION_REQ;
+ req->access_mode = BT_CAPABILITIES_ACCESS_MODE_WRITE;
strncpy (req->device, self->device, 18);
ret = gst_a2dp_sink_init_pkt_conf (self, caps, &req->sbc_capabilities);
if (!ret) {
return FALSE;
}
+ memcpy (&self->data->cfg, rsp, sizeof (*rsp));
GST_DEBUG_OBJECT (self, "configuration set");
return TRUE;
{
GstA2dpSink *self = GST_A2DP_SINK (basesink);
- return self->dev_caps ? gst_caps_ref (self->dev_caps) : NULL;
+ if (self->dev_caps)
+ return gst_caps_ref (self->dev_caps);
+
+ return
+ gst_caps_copy (gst_pad_get_pad_template_caps (GST_BASE_SINK_PAD (self)));
}
static gboolean