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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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bluez: Fix gstreamer plugin to reflect the ipc changes.
This commit is contained in:
Luiz Augusto von Dentz
Tim-Philipp Müller
parent
4fd14e4113
commit
b03faa59d1
1 changed files with 92 additions and 62 deletions
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@ -63,7 +63,7 @@ GST_DEBUG_CATEGORY_STATIC (avdtp_sink_debug);
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struct bluetooth_data
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{
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struct bt_getcapabilities_rsp caps; /* Bluetooth device caps */
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struct bt_get_capabilities_rsp *caps; /* Bluetooth device caps */
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guint link_mtu;
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gchar buffer[BUFFER_SIZE]; /* Codec transfer buffer */
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@ -110,7 +110,7 @@ static GstStaticPadTemplate avdtp_sink_factory =
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static GIOError gst_avdtp_sink_audioservice_send (GstAvdtpSink * self,
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const bt_audio_msg_header_t * msg);
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static GIOError gst_avdtp_sink_audioservice_expect (GstAvdtpSink * self,
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bt_audio_msg_header_t * outmsg, int expected_type);
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bt_audio_msg_header_t * outmsg, guint8 expected_name);
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static void
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@ -245,16 +245,38 @@ gst_avdtp_sink_bluetooth_recvmsg_fd (GstAvdtpSink * sink)
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return 0;
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}
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static codec_capabilities_t *
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gst_avdtp_find_caps (GstAvdtpSink * sink, uint8_t codec_type)
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{
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struct bt_get_capabilities_rsp *rsp = sink->data->caps;
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codec_capabilities_t *codec = (void *) rsp->data;
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int bytes_left = rsp->h.length - sizeof (*rsp);
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while (bytes_left > 0) {
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if (codec->type == codec_type)
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break;
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bytes_left -= codec->length;
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codec = (void *) codec + codec->length;
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}
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if (bytes_left <= 0)
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return NULL;
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return codec;
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}
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static gboolean
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gst_avdtp_sink_init_sbc_pkt_conf (GstAvdtpSink * sink,
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GstCaps * caps, sbc_capabilities_t * pkt)
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{
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sbc_capabilities_t *cfg = &sink->data->caps.sbc_capabilities;
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sbc_capabilities_t *cfg;
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const GValue *value = NULL;
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const char *pref, *name;
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gint rate, subbands, blocks;
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GstStructure *structure = gst_caps_get_structure (caps, 0);
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cfg = (void *) gst_avdtp_find_caps (sink, BT_A2DP_CODEC_SBC);
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name = gst_structure_get_name (structure);
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if (!(IS_SBC (name))) {
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@ -589,6 +611,9 @@ gst_avdtp_sink_parse_mpeg_caps (GstAvdtpSink * self, mpeg_capabilities_t * mpeg)
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gboolean valid_layer = FALSE;
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gboolean mono, stereo;
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if (!mpeg)
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return NULL;
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GST_LOG_OBJECT (self, "parsing mpeg caps");
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structure = gst_structure_empty_new ("audio/mpeg");
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@ -702,14 +727,17 @@ gst_avdtp_sink_parse_mpeg_caps (GstAvdtpSink * self, mpeg_capabilities_t * mpeg)
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static gboolean
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gst_avdtp_sink_update_caps (GstAvdtpSink * self)
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{
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sbc_capabilities_t *sbc = &self->data->caps.sbc_capabilities;
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mpeg_capabilities_t *mpeg = &self->data->caps.mpeg_capabilities;
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sbc_capabilities_t *sbc;
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mpeg_capabilities_t *mpeg;
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GstStructure *sbc_structure;
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GstStructure *mpeg_structure;
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gchar *tmp;
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GST_LOG_OBJECT (self, "updating device caps");
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sbc = (void *) gst_avdtp_find_caps (self, BT_A2DP_CODEC_SBC);
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mpeg = (void *) gst_avdtp_find_caps (self, BT_A2DP_CODEC_MPEG12);
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sbc_structure = gst_avdtp_sink_parse_sbc_caps (self, sbc);
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mpeg_structure = gst_avdtp_sink_parse_mpeg_caps (self, mpeg);
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@ -729,14 +757,17 @@ gst_avdtp_sink_update_caps (GstAvdtpSink * self)
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static gboolean
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gst_avdtp_sink_get_capabilities (GstAvdtpSink * self)
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{
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gchar *buf[BT_AUDIO_IPC_PACKET_SIZE];
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struct bt_getcapabilities_req *req = (void *) buf;
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struct bt_getcapabilities_rsp *rsp = (void *) buf;
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gchar *buf[BT_SUGGESTED_BUFFER_SIZE];
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struct bt_get_capabilities_req *req = (void *) buf;
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struct bt_get_capabilities_rsp *rsp = (void *) buf;
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GIOError io_error;
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memset (req, 0, BT_AUDIO_IPC_PACKET_SIZE);
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memset (req, 0, BT_SUGGESTED_BUFFER_SIZE);
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req->h.type = BT_REQUEST;
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req->h.name = BT_GET_CAPABILITIES;
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req->h.length = sizeof (*req);
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req->h.msg_type = BT_GETCAPABILITIES_REQ;
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if (self->device == NULL)
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return FALSE;
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strncpy (req->device, self->device, 18);
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@ -750,19 +781,14 @@ gst_avdtp_sink_get_capabilities (GstAvdtpSink * self)
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}
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io_error = gst_avdtp_sink_audioservice_expect (self,
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&rsp->rsp_h.msg_h, BT_GETCAPABILITIES_RSP);
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&rsp->h, BT_GET_CAPABILITIES);
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if (io_error != G_IO_ERROR_NONE) {
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GST_ERROR_OBJECT (self, "Error while getting device caps");
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return FALSE;
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}
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if (rsp->rsp_h.posix_errno != 0) {
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GST_ERROR_OBJECT (self, "BT_GETCAPABILITIES failed : %s(%d)",
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strerror (rsp->rsp_h.posix_errno), rsp->rsp_h.posix_errno);
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return FALSE;
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}
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memcpy (&self->data->caps, rsp, sizeof (*rsp));
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self->data->caps = g_malloc0 (rsp->h.length);
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memcpy (self->data->caps, rsp, rsp->h.length);
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if (!gst_avdtp_sink_update_caps (self)) {
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GST_WARNING_OBJECT (self, "failed to update capabilities");
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return FALSE;
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@ -882,16 +908,16 @@ failed:
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static gboolean
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gst_avdtp_sink_stream_start (GstAvdtpSink * self)
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{
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gchar buf[BT_AUDIO_IPC_PACKET_SIZE];
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struct bt_streamstart_req *req = (void *) buf;
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struct bt_streamstart_rsp *rsp = (void *) buf;
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struct bt_streamfd_ind *ind = (void *) buf;
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gchar buf[BT_SUGGESTED_BUFFER_SIZE];
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struct bt_start_stream_req *req = (void *) buf;
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struct bt_start_stream_rsp *rsp = (void *) buf;
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struct bt_new_stream_ind *ind = (void *) buf;
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GIOError io_error;
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GST_DEBUG_OBJECT (self, "stream start");
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memset (req, 0, sizeof (buf));
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req->h.msg_type = BT_STREAMSTART_REQ;
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req->h.type = BT_REQUEST;
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req->h.name = BT_START_STREAM;
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req->h.length = sizeof (*req);
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io_error = gst_avdtp_sink_audioservice_send (self, &req->h);
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if (io_error != G_IO_ERROR_NONE) {
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@ -899,25 +925,14 @@ gst_avdtp_sink_stream_start (GstAvdtpSink * self)
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return FALSE;
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}
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GST_DEBUG_OBJECT (self, "stream start packet sent");
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io_error = gst_avdtp_sink_audioservice_expect (self,
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&rsp->rsp_h.msg_h, BT_STREAMSTART_RSP);
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&rsp->h, BT_START_STREAM);
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if (io_error != G_IO_ERROR_NONE) {
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GST_ERROR_OBJECT (self, "Error while stream " "start confirmation");
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return FALSE;
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}
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if (rsp->rsp_h.posix_errno != 0) {
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GST_ERROR_OBJECT (self, "BT_STREAMSTART_RSP failed : %s(%d)",
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strerror (rsp->rsp_h.posix_errno), rsp->rsp_h.posix_errno);
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return FALSE;
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}
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GST_DEBUG_OBJECT (self, "stream started");
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io_error = gst_avdtp_sink_audioservice_expect (self, &ind->h,
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BT_STREAMFD_IND);
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io_error = gst_avdtp_sink_audioservice_expect (self, &ind->h, BT_NEW_STREAM);
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if (io_error != G_IO_ERROR_NONE) {
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GST_ERROR_OBJECT (self, "Error while receiving " "stream filedescriptor");
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return FALSE;
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@ -1008,9 +1023,9 @@ gst_avdtp_sink_init_mp3_pkt_conf (GstAvdtpSink * self, GstCaps * caps,
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static gboolean
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gst_avdtp_sink_configure (GstAvdtpSink * self, GstCaps * caps)
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{
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gchar buf[BT_AUDIO_IPC_PACKET_SIZE];
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struct bt_setconfiguration_req *req = (void *) buf;
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struct bt_setconfiguration_rsp *rsp = (void *) buf;
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gchar buf[BT_SUGGESTED_BUFFER_SIZE];
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struct bt_set_configuration_req *req = (void *) buf;
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struct bt_set_configuration_rsp *rsp = (void *) buf;
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gboolean ret;
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GIOError io_error;
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gchar *temp;
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@ -1021,16 +1036,18 @@ gst_avdtp_sink_configure (GstAvdtpSink * self, GstCaps * caps)
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g_free (temp);
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memset (req, 0, sizeof (buf));
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req->h.msg_type = BT_SETCONFIGURATION_REQ;
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req->h.type = BT_REQUEST;
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req->h.name = BT_SET_CONFIGURATION;
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req->h.length = sizeof (*req);
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req->access_mode = BT_CAPABILITIES_ACCESS_MODE_WRITE;
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strncpy (req->device, self->device, 18);
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structure = gst_caps_get_structure (caps, 0);
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if (gst_structure_has_name (structure, "audio/x-sbc"))
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ret = gst_avdtp_sink_init_sbc_pkt_conf (self, caps, &req->sbc_capabilities);
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ret = gst_avdtp_sink_init_sbc_pkt_conf (self, caps, (void *) &req->codec);
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else if (gst_structure_has_name (structure, "audio/mpeg"))
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ret = gst_avdtp_sink_init_mp3_pkt_conf (self, caps,
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&req->mpeg_capabilities);
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ret = gst_avdtp_sink_init_mp3_pkt_conf (self, caps, (void *) &req->codec);
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else
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ret = FALSE;
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@ -1046,23 +1063,14 @@ gst_avdtp_sink_configure (GstAvdtpSink * self, GstCaps * caps)
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return FALSE;
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}
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GST_DEBUG_OBJECT (self, "configuration packet sent");
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io_error = gst_avdtp_sink_audioservice_expect (self,
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&rsp->rsp_h.msg_h, BT_SETCONFIGURATION_RSP);
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&rsp->h, BT_SET_CONFIGURATION);
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if (io_error != G_IO_ERROR_NONE) {
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GST_ERROR_OBJECT (self, "Error while receiving device " "confirmation");
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return FALSE;
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}
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if (rsp->rsp_h.posix_errno != 0) {
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GST_ERROR_OBJECT (self, "BT_SETCONFIGURATION_RSP failed : "
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"%s(%d)", strerror (rsp->rsp_h.posix_errno), rsp->rsp_h.posix_errno);
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return FALSE;
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}
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self->data->link_mtu = rsp->link_mtu;
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GST_DEBUG_OBJECT (self, "configuration set");
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return TRUE;
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}
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@ -1196,13 +1204,19 @@ gst_avdtp_sink_audioservice_send (GstAvdtpSink * self,
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{
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GIOError error;
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gsize written;
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const char *type, *name;
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error = g_io_channel_write (self->server, (const gchar *) msg,
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BT_AUDIO_IPC_PACKET_SIZE, &written);
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BT_SUGGESTED_BUFFER_SIZE, &written);
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if (error != G_IO_ERROR_NONE)
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GST_ERROR_OBJECT (self, "Error sending data to audio service:"
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" %s(%d)", strerror (errno), errno);
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type = bt_audio_strtype (msg->type);
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name = bt_audio_strname (msg->name);
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GST_DEBUG_OBJECT (self, "sent: %s -> %s", type, name);
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return error;
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}
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@ -1212,28 +1226,44 @@ gst_avdtp_sink_audioservice_recv (GstAvdtpSink * self,
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{
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GIOError status;
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gsize bytes_read;
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const char *type;
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const char *type, *name;
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status = g_io_channel_read (self->server, (gchar *) inmsg,
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BT_AUDIO_IPC_PACKET_SIZE, &bytes_read);
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BT_SUGGESTED_BUFFER_SIZE, &bytes_read);
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if (status != G_IO_ERROR_NONE) {
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GST_ERROR_OBJECT (self, "Error receiving data from " "audio service");
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return status;
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}
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type = bt_audio_strmsg (inmsg->msg_type);
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type = bt_audio_strtype (inmsg->type);
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if (!type) {
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status = G_IO_ERROR_INVAL;
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GST_ERROR_OBJECT (self, "Bogus message type %d "
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"received from audio service", inmsg->msg_type);
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"received from audio service", inmsg->type);
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}
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name = bt_audio_strname (inmsg->name);
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if (!name) {
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status = G_IO_ERROR_INVAL;
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GST_ERROR_OBJECT (self, "Bogus message name %d "
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"received from audio service", inmsg->name);
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}
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if (inmsg->type == BT_ERROR) {
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bt_audio_error_t *err = (void *) inmsg;
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status = G_IO_ERROR_INVAL;
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GST_ERROR_OBJECT (self, "%s failed : "
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"%s(%d)", name, strerror (err->posix_errno), err->posix_errno);
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}
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GST_DEBUG_OBJECT (self, "received: %s <- %s", type, name);
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return status;
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}
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static GIOError
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gst_avdtp_sink_audioservice_expect (GstAvdtpSink * self,
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bt_audio_msg_header_t * outmsg, int expected_type)
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bt_audio_msg_header_t * outmsg, guint8 expected_name)
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{
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GIOError status;
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@ -1241,7 +1271,7 @@ gst_avdtp_sink_audioservice_expect (GstAvdtpSink * self,
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if (status != G_IO_ERROR_NONE)
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return status;
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if (outmsg->msg_type != expected_type)
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if (outmsg->name != expected_name)
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status = G_IO_ERROR_INVAL;
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return status;
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