예제 #1
0
        public override bool SetOutputContext(OutputContextType outputType)
        {
            if (VisualizationWindow == null)
            {
                return(false);
            }

            if (_Initialized && !firstRun)
            {
                return(true);
            }

            // If width or height are 0 the call to CreateVis will fail.
            // If width or height are 1 the window is in transition so we can ignore it.
            if (VisualizationWindow.Width <= 1 || VisualizationWindow.Height <= 1)
            {
                return(false);
            }

            if (VizPluginInfo == null || VizPluginInfo.FilePath.Length == 0 || !File.Exists(VizPluginInfo.FilePath))
            {
                return(false);
            }

            if (_visParam.VisHandle != 0)
            {
                BassVis.BASSVIS_Free(_visParam, ref _baseVisParam);
                _visParam.VisHandle = 0;
                RenderStarted       = false;
            }

            // Set Dummy Information for the plugin, before creating it
            _mediaInfo.SongTitle   = "";
            _mediaInfo.SongFile    = "";
            _mediaInfo.Position    = 0;
            _mediaInfo.Duration    = 0;
            _mediaInfo.PlaylistPos = 0;
            _mediaInfo.PlaylistLen = 0;
            BassVis.BASSVIS_SetInfo(_visParam, _mediaInfo);

            try
            {
                // Create the Visualisation
                BASSVIS_EXEC visExec = new BASSVIS_EXEC(VizPluginInfo.FilePath);
                visExec.AMP_ModuleIndex = VizPluginInfo.PresetIndex;
                visExec.AMP_UseOwnW1    = 1;
                visExec.AMP_UseOwnW2    = 1;
                BassVis.BASSVIS_ExecutePlugin(visExec, _visParam);
                if (_visParam.VisGenWinHandle != IntPtr.Zero)
                {
                    hwndChild = Win32API.GetWindow(VisualizationWindow.Handle, Win32API.ShowWindowFlags.Show);
                    if (hwndChild != IntPtr.Zero)
                    {
                        Win32API.MoveWindow(hwndChild, 0, 0, VisualizationWindow.Width, VisualizationWindow.Height, true);
                    }

                    BassVis.BASSVIS_SetVisPort(_visParam,
                                               _visParam.VisGenWinHandle,
                                               VisualizationWindow.Handle,
                                               0,
                                               0,
                                               VisualizationWindow.Width,
                                               VisualizationWindow.Height);

                    BassVis.BASSVIS_SetPlayState(_visParam, BASSVIS_PLAYSTATE.Play);
                }
                else
                {
                    BassVis.BASSVIS_SetVisPort(_visParam,
                                               _visParam.VisGenWinHandle,
                                               IntPtr.Zero,
                                               0,
                                               0,
                                               0,
                                               0);
                }

                // The Winamp Plugin has stolen focus on the MP window. Bring it back to froeground
                Win32API.SetForegroundWindow(GUIGraphicsContext.form.Handle);

                firstRun = false;
            }
            catch (Exception ex)
            {
                Log.Error(
                    "Visualization Manager: Winamp visualization engine initialization failed with the following exception {0}",
                    ex);
            }
            _Initialized = _visParam.VisHandle != 0;
            return(_visParam.VisHandle != 0);
        }
예제 #2
0
        public override bool SetOutputContext(OutputContextType outputType)
        {
            if (VisualizationWindow == null)
            {
                return(false);
            }

            if (_Initialized && !firstRun)
            {
                return(true);
            }

            // If width or height are 0 the call to CreateVis will fail.
            // If width or height are 1 the window is in transition so we can ignore it.
            if (VisualizationWindow.Width <= 1 || VisualizationWindow.Height <= 1)
            {
                return(false);
            }

            if (VizPluginInfo == null || VizPluginInfo.FilePath.Length == 0 || !File.Exists(VizPluginInfo.FilePath))
            {
                return(false);
            }

            if (_visParam.VisHandle != 0)
            {
                RenderStarted = false;

                int counter = 0;

                bool bFree = BassVis.BASSVIS_Free(_visParam);
                while ((!bFree) && (counter <= 10))
                {
                    bFree = BassVis.BASSVIS_IsFree(_visParam);
                    System.Windows.Forms.Application.DoEvents();
                    counter++;
                }
                _visParam.VisHandle = 0;
            }


            try
            {
                //Remove existing CallBacks
                BassVis.BASSVIS_WINAMPRemoveCallback();
                // Create the Visualisation
                BASSVIS_EXEC visExec = new BASSVIS_EXEC(VizPluginInfo.FilePath);
                visExec.AMP_ModuleIndex = VizPluginInfo.PresetIndex;
                visExec.AMP_UseOwnW1    = 1;
                visExec.AMP_UseOwnW2    = 1;
                BassVis.BASSVIS_ExecutePlugin(visExec, _visParam);
                if (_visParam.VisHandle != 0)
                {
                    BassVis.BASSVIS_SetPlayState(_visParam, BASSVIS_PLAYSTATE.Play);

                    // Set the visualization window that was taken over from BASSVIS_ExecutePlugin
                    BassVis.BASSVIS_SetVisPort(_visParam,
                                               _visParam.VisGenWinHandle,
                                               VisualizationWindow.Handle,
                                               0,
                                               0,
                                               VisualizationWindow.Width,
                                               VisualizationWindow.Height);

                    // Set CallBack for PlayState
                    _visCallback = BASSVIS_StateCallback;
                    BassVis.BASSVIS_WINAMPSetStateCallback(_visCallback);
                    BassVis.BASSVIS_SetOption(_visParam, BASSVIS_CONFIGFLAGS.BASSVIS_CONFIG_FFTAMP, 128);
                }

                // The Winamp Plugin has stolen focus on the MP window. Bring it back to froeground
                Win32API.SetForegroundWindow(GUIGraphicsContext.form.Handle);

                firstRun = false;
            }
            catch (Exception ex)
            {
                Log.Error(
                    "Visualization Manager: Winamp visualization engine initialization failed with the following exception {0}",
                    ex);
            }
            _Initialized = _visParam.VisHandle != 0;
            return(_visParam.VisHandle != 0);
        }
예제 #3
0
        public override bool SetOutputContext(OutputContextType outputType)
        {
            if (VisualizationWindow == null)
            {
                return(false);
            }

            if (_Initialized && !firstRun)
            {
                return(true);
            }

            // If width or height are 0 the call to CreateVis will fail.
            // If width or height are 1 the window is in transition so we can ignore it.
            if (VisualizationWindow.Width <= 1 || VisualizationWindow.Height <= 1)
            {
                return(false);
            }

            if (VizPluginInfo == null || VizPluginInfo.FilePath.Length == 0 || !File.Exists(VizPluginInfo.FilePath))
            {
                return(false);
            }

            try
            {
                using (Profile.Settings xmlreader = new Profile.MPSettings())
                {
                    VizPluginInfo.FFTSensitivity = xmlreader.GetValueAsInt("musicvisualization", "fftSensitivity", 36);
                    VizPluginInfo.PresetIndex    = xmlreader.GetValueAsInt("musicvisualization", "preset", 0);
                }

                //Remove existing CallBacks
                BassVis.BASSVIS_WINAMPRemoveCallback();

                // Call Play befor use BASSVIS_ExecutePlugin (moved here)
                BassVis.BASSVIS_SetPlayState(_visParam, BASSVIS_PLAYSTATE.Play);

                // Set CallBack for PlayState
                _visCallback = BASSVIS_StateCallback;
                BassVis.BASSVIS_WINAMPSetStateCallback(_visCallback);

                // Hide the Viswindow, so that we don't see it, befor any Render
                Win32API.ShowWindow(VisualizationWindow.Handle, Win32API.ShowWindowFlags.Hide);

                // Create the Visualisation
                BASSVIS_EXEC visExec = new BASSVIS_EXEC(VizPluginInfo.FilePath);
                visExec.AMP_ModuleIndex = VizPluginInfo.PresetIndex;
                visExec.AMP_UseOwnW1    = 1;
                visExec.AMP_UseOwnW2    = 1;
                // The flag below is needed for the Vis to have it's own message queue
                // Thus it is avoided that it steals focus from MP.
                visExec.AMP_UseFakeWindow = true;

                BassVis.BASSVIS_ExecutePlugin(visExec, _visParam);

                if (_visParam.VisHandle != 0)
                {
                    // Set the visualization window that was taken over from BASSVIS_ExecutePlugin
                    BassVis.BASSVIS_SetVisPort(_visParam,
                                               _visParam.VisGenWinHandle,
                                               VisualizationWindow.Handle,
                                               0,
                                               0,
                                               VisualizationWindow.Width,
                                               VisualizationWindow.Height);

                    BassVis.BASSVIS_SetOption(_visParam, BASSVIS_CONFIGFLAGS.BASSVIS_CONFIG_FFTAMP, VizPluginInfo.FFTSensitivity);

                    // SetForegroundWindow
                    GUIGraphicsContext.form.Activate();
                }

                firstRun = false;
            }
            catch (Exception ex)
            {
                Log.Error(
                    "Visualization Manager: Winamp visualization engine initialization failed with the following exception {0}",
                    ex);
            }
            _Initialized = _visParam.VisHandle != 0;
            return(_visParam.VisHandle != 0);
        }