/***********************************************************************//**
* @brief Register client at VO Hub
*
* Registers a client at the VO Hub. The method will search for a VO Hub,
* launch it's own VO Hub if no Hub was found, and the register the client
* at the Hub, including sending of metadata.
***************************************************************************/
void GVOClient::connect(void)
{
// Require a Hub
require_hub();
// Continue only if we have a Hub
if (has_hub()) {
// Register to Hub
register_to_hub();
// Send meta data
send_metadata();
} // endif: we had a Hub
// Return
return;
}
int MP4Pusher1::prepare()
{
m_parser = new MP4Parser;
if (m_parser->set_file(STR(m_input)) < 0) {
LOGE("Load mp4 file \"%s\" failed", STR(m_input));
return -1;
}
if (m_parser->get_resolution(m_width, m_height) < 0) {
LOGE("Get file's resolution failed");
return -1;
}
if (!send_metadata()) {
LOGE("Send metadata to rtmpserver failed (cont)");
}
if (!m_tspath.empty())
set_itime_base(m_parser->get_vtime_base());
return 0;
}
static int post_metadata(bsml_repository *repo, const char *uri, bsml_rdfgraph *graph)
/*==================================================================================*/
{
return send_metadata(repo, uri, graph, HTTP_POST) ;
}
static void enact_send_action(grpc_call *call, send_action sa) {
grpc_ioreq_data data;
grpc_call_op op;
size_t i;
gpr_uint32 flags = 0;
char status_str[GPR_LTOA_MIN_BUFSIZE];
switch (sa) {
case SEND_NOTHING:
abort();
break;
case SEND_BUFFERED_INITIAL_METADATA:
flags |= GRPC_WRITE_BUFFER_HINT;
/* fallthrough */
case SEND_INITIAL_METADATA:
data = call->request_data[GRPC_IOREQ_SEND_INITIAL_METADATA];
for (i = 0; i < data.send_metadata.count; i++) {
const grpc_metadata *md = &data.send_metadata.metadata[i];
send_metadata(call,
grpc_mdelem_from_string_and_buffer(
call->metadata_context, md->key,
(const gpr_uint8 *)md->value, md->value_length));
}
op.type = GRPC_SEND_START;
op.dir = GRPC_CALL_DOWN;
op.flags = flags;
op.data.start.pollset = grpc_cq_pollset(call->cq);
op.done_cb = finish_start_step;
op.user_data = call;
grpc_call_execute_op(call, &op);
break;
case SEND_BUFFERED_MESSAGE:
flags |= GRPC_WRITE_BUFFER_HINT;
/* fallthrough */
case SEND_MESSAGE:
data = call->request_data[GRPC_IOREQ_SEND_MESSAGE];
op.type = GRPC_SEND_MESSAGE;
op.dir = GRPC_CALL_DOWN;
op.flags = flags;
op.data.message = data.send_message;
op.done_cb = finish_write_step;
op.user_data = call;
grpc_call_execute_op(call, &op);
break;
case SEND_TRAILING_METADATA_AND_FINISH:
/* send trailing metadata */
data = call->request_data[GRPC_IOREQ_SEND_TRAILING_METADATA];
for (i = 0; i < data.send_metadata.count; i++) {
const grpc_metadata *md = &data.send_metadata.metadata[i];
send_metadata(call,
grpc_mdelem_from_string_and_buffer(
call->metadata_context, md->key,
(const gpr_uint8 *)md->value, md->value_length));
}
/* send status */
/* TODO(ctiller): cache common status values */
data = call->request_data[GRPC_IOREQ_SEND_STATUS];
gpr_ltoa(data.send_status.code, status_str);
send_metadata(
call,
grpc_mdelem_from_metadata_strings(
call->metadata_context,
grpc_mdstr_ref(grpc_channel_get_status_string(call->channel)),
grpc_mdstr_from_string(call->metadata_context, status_str)));
if (data.send_status.details) {
send_metadata(
call,
grpc_mdelem_from_metadata_strings(
call->metadata_context,
grpc_mdstr_ref(grpc_channel_get_message_string(call->channel)),
grpc_mdstr_from_string(call->metadata_context,
data.send_status.details)));
}
/* fallthrough: see choose_send_action for details */
case SEND_FINISH:
op.type = GRPC_SEND_FINISH;
op.dir = GRPC_CALL_DOWN;
op.flags = 0;
op.done_cb = finish_finish_step;
op.user_data = call;
grpc_call_execute_op(call, &op);
break;
}
}
