コード例 #1
0
        public BMDSwitcherManagement(string address)
        {
            //_synchContext = System.Threading.SynchronizationContext.Current;

            m_switcherMonitor = new SwitcherMonitor();
            m_switcherMonitor.SwitcherDisconnected += OnSwitcherDisconnected;


            m_mixEffectBlockMonitor = new MixEffectBlockMonitor();
            m_mixEffectBlockMonitor.ProgramInputChanged += OnProgramInputChanged;

            m_switcherDiscovery = new CBMDSwitcherDiscovery();

            if (m_switcherDiscovery == null)
            {
                return;
            }

            _BMDSwitcherConnectToFailure failReason = 0;

            try
            {
                // Note that ConnectTo() can take several seconds to return, both for success or failure,
                // depending upon hostname resolution and network response times, so it may be best to
                // do this in a separate thread to prevent the main GUI thread blocking.
                m_switcherDiscovery.ConnectTo(address, out m_switcher, out failReason);
            }
            catch (COMException)
            {
                // An exception will be thrown if ConnectTo fails. For more information, see failReason.
                switch (failReason)
                {
                case _BMDSwitcherConnectToFailure.bmdSwitcherConnectToFailureNoResponse:
                    //MessageBox.Show("No response from Switcher", "Error");
                    break;

                case _BMDSwitcherConnectToFailure.bmdSwitcherConnectToFailureIncompatibleFirmware:
                    //MessageBox.Show("Switcher has incompatible firmware", "Error");
                    break;

                default:
                    //MessageBox.Show("Connection failed for unknown reason", "Error");
                    break;
                }
                return;
            }

            // Get the switcher name:
            string switcherName;

            m_switcher.GetProductName(out switcherName);
            _switcherName = switcherName;


            // Install SwitcherMonitor callbacks:
            m_switcher.AddCallback(m_switcherMonitor);

            m_switcher.IterateInput((i) =>
            {
                InputMonitor newInputMonitor = new InputMonitor(i);

                i.AddCallback(newInputMonitor);
                newInputMonitor.LongNameChanged += new SwitcherEventHandler(OnInputLongNameChanged);
                m_inputMonitors.Add(newInputMonitor);
            });

            // We want to get the first Mix Effect block (ME 1). We create a ME iterator,
            // and then get the first one:
            m_mixEffectBlock1 = m_switcher.GetFirstMixEffectBlock();

            if (m_mixEffectBlock1 != null)
            {
                m_mixEffectBlock1.AddCallback(m_mixEffectBlockMonitor);
                UpdatePrograms();
                this.Connected = true;
            }

            m_audioMixer = m_switcher.GetBMDSwitcherAudioMixer();

            m_audioMixer.IterateAudioInput(i => { _audioInputs.Add(i); });
        }