ngx_int_t
ngx_rtmp_user_message_handler(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
ngx_buf_t *b;
u_char *p;
uint16_t evt;
uint32_t val;
b = in->buf;
if (b->last - b->pos < 6) {
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"too small buffer for user message: %d",
b->last - b->pos);
return NGX_OK;
}
p = (u_char*)&evt;
p[0] = b->pos[1];
p[1] = b->pos[0];
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"RTMP recv user evt %s (%i)",
ngx_rtmp_user_message_type(evt), (ngx_int_t) evt);
p = (u_char *) &val;
p[0] = b->pos[5];
p[1] = b->pos[4];
p[2] = b->pos[3];
p[3] = b->pos[2];
switch(evt) {
case NGX_RTMP_USER_STREAM_BEGIN:
{
ngx_rtmp_stream_begin_t v;
v.msid = val;
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"receive: stream_begin msid=%uD", v.msid);
return ngx_rtmp_stream_begin(s, &v);
}
case NGX_RTMP_USER_STREAM_EOF:
{
ngx_rtmp_stream_eof_t v;
v.msid = val;
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"receive: stream_eof msid=%uD", v.msid);
return ngx_rtmp_stream_eof(s, &v);
}
case NGX_RTMP_USER_STREAM_DRY:
{
ngx_rtmp_stream_dry_t v;
v.msid = val;
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"receive: stream_dry msid=%uD", v.msid);
return ngx_rtmp_stream_dry(s, &v);
}
case NGX_RTMP_USER_SET_BUFLEN:
{
ngx_rtmp_set_buflen_t v;
v.msid = val;
if (b->last - b->pos < 10) {
return NGX_OK;
}
p = (u_char *) &v.buflen;
p[0] = b->pos[9];
p[1] = b->pos[8];
p[2] = b->pos[7];
p[3] = b->pos[6];
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"receive: set_buflen msid=%uD buflen=%uD",
v.msid, v.buflen);
/*TODO: move this to play module */
s->buflen = v.buflen;
return ngx_rtmp_set_buflen(s, &v);
}
case NGX_RTMP_USER_RECORDED:
{
ngx_rtmp_recorded_t v;
v.msid = val;
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"receive: recorded msid=%uD", v.msid);
return ngx_rtmp_recorded(s, &v);
}
case NGX_RTMP_USER_PING_REQUEST:
return ngx_rtmp_send_ping_response(s, val);
case NGX_RTMP_USER_PING_RESPONSE:
/* val = incoming timestamp */
ngx_rtmp_reset_ping(s);
return NGX_OK;
default:
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"unexpected user event: %i", (ngx_int_t) evt);
return NGX_OK;
}
}
ngx_int_t
ngx_rtmp_user_message_handler(ngx_rtmp_session_t *s,
ngx_rtmp_header_t *h, ngx_chain_t *in)
{
ngx_buf_t *b;
u_char *p;
uint16_t evt;
uint32_t val, arg;
b = in->buf;
if (b->last - b->pos < 6) {
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"too small buffer for user message: %d",
b->last - b->pos);
return NGX_OK;
}
p = (u_char*)&evt;
p[0] = b->pos[1];
p[1] = b->pos[0];
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"RTMP recv user evt %s (%d)",
ngx_rtmp_user_message_type(evt), (int)evt);
p = (u_char*)&val;
p[0] = b->pos[5];
p[1] = b->pos[4];
p[2] = b->pos[3];
p[3] = b->pos[2];
switch(evt) {
case NGX_RTMP_USER_STREAM_BEGIN:
/* use =val as stream id which started */
break;
case NGX_RTMP_USER_STREAM_EOF:
/* use =val as stream id which is over */
break;
case NGX_RTMP_USER_STREAM_DRY:
/* stream =val is dry */
break;
case NGX_RTMP_USER_SET_BUFLEN:
if (b->last - b->pos >= 10) {
p = (u_char*)&arg;
p[0] = b->pos[9];
p[1] = b->pos[8];
p[2] = b->pos[7];
p[3] = b->pos[6];
/* use =val as stream id && arg as buflen in msec*/
ngx_log_debug2(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"msid=%uD buflen: %uD (msec)", val, arg);
s->buflen = arg;
}
break;
case NGX_RTMP_USER_RECORDED:
/* stream =val is recorded */
break;
case NGX_RTMP_USER_PING_REQUEST:
ngx_rtmp_send_user_ping_response(s, val);
break;
case NGX_RTMP_USER_PING_RESPONSE:
/* use =val as incoming timestamp */
ngx_rtmp_reset_ping(s);
break;
default:
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"unexpected user event: %d",
(int)evt);
return NGX_OK;
}
return NGX_OK;
}
