mirror of https://bitbucket.org/ausocean/av.git
99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
/*
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NAME
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session.go
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DESCRIPTION
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See Readme.md
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AUTHORS
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Saxon Nelson-Milton <saxon@ausocean.org>
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Dan Kortschak <dan@ausocean.org>
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LICENSE
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session.go is Copyright (C) 2017 the Australian Ocean Lab (AusOcean)
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It is free software: you can redistribute it and/or modify them
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with revid in gpl.txt. If not, see http://www.gnu.org/licenses.
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Derived from librtmp under the GNU Lesser General Public License 2.1
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Copyright (C) 2005-2008 Team XBMC http://www.xbmc.org
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Copyright (C) 2008-2009 Andrej Stepanchuk
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Copyright (C) 2009-2010 Howard Chu
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*/
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package rtmp
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import (
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"errors"
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)
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// session provides parameters required for an rtmp communication session.
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type Session struct {
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rtmp *C_RTMP
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url string
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timeout uint
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}
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// NewSession returns a new session.
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func NewSession(url string, connectTimeout uint) *Session {
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return &Session{
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url: url,
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timeout: connectTimeout,
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}
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}
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// Open establishes an rtmp connection with the url passed into the
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// constructor
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func (s *Session) Open() error {
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if s.rtmp != nil {
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return errors.New("rtmp: attempt to start already running session")
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}
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var err error
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s.rtmp, err = startSession(s.rtmp, s.url, s.timeout)
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if s.rtmp == nil {
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return err
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}
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return nil
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}
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// Close terminates the rtmp connection
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func (s *Session) Close() error {
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if s.rtmp == nil {
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return Err(3)
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}
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ret := endSession(s.rtmp)
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s.rtmp = nil
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if ret != 0 {
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return Err(ret)
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}
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return nil
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}
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// Write writes a frame (flv tag) to the rtmp connection
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func (s *Session) Write(data []byte) (int, error) {
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if s.rtmp == nil {
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return 0, Err(3)
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}
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if !C_RTMP_IsConnected(s.rtmp) {
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return 0, Err(1)
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}
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err := C_RTMP_Write(s.rtmp, data)
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if err != nil {
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//if C.RTMP_Write(s.rtmp, (*byte)(unsafe.Pointer(&data[0])), int32(len(data))) == 0 {
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// TODO: propagate err
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return 0, Err(2)
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}
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return len(data), nil
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}
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