/[svn]/linuxsampler/trunk/src/Sampler.h
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revision 1723 by schoenebeck, Sun Apr 20 08:53:39 2008 UTC revision 1897 by persson, Sun May 10 09:31:51 2009 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005 - 2008 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2009 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 150  namespace LinuxSampler { Line 150  namespace LinuxSampler {
150               * Sampler instance.               * Sampler instance.
151               */               */
152              uint Index();              uint Index();
153    
154                /** Returns the sampler to which this channel belongs */
155                Sampler* GetSampler();
156                            
157              /**              /**
158               * Registers the specified listener to be notified               * Registers the specified listener to be notified
# Line 314  namespace LinuxSampler { Line 317  namespace LinuxSampler {
317              void RemoveSamplerChannel(uint uiSamplerChannel);              void RemoveSamplerChannel(uint uiSamplerChannel);
318    
319              /**              /**
320                 * Destroy and remove all sampler channels from this
321                 * Sampler instance.
322                 */
323                void RemoveAllSamplerChannels();
324    
325                /**
326               * Registers the specified listener to be notified               * Registers the specified listener to be notified
327               * when the number of sampler chanels is changed.               * when the number of sampler chanels is changed.
328               */               */
# Line 497  namespace LinuxSampler { Line 506  namespace LinuxSampler {
506    
507              /**              /**
508               * Destroy the given audio output device and takes care if there               * Destroy the given audio output device and takes care if there
509               * are still sampler angines connected to this device, etc.               * are still sampler engines connected to this device, etc.
510               *               *
511               * @throws Exception  if sampler channels are still               * @throws Exception  if sampler channels are still
512               *                    connected to the device               *                    connected to the device
# Line 505  namespace LinuxSampler { Line 514  namespace LinuxSampler {
514              void DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception);              void DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception);
515    
516              /**              /**
517                 * Destroy all audio output devices and takes care if there
518                 * are still sampler engines connected to devices, etc.
519                 *
520                 * @throws Exception  if sampler channels are still
521                 *                    connected to device
522                 */
523                void DestroyAllAudioOutputDevices() throw (Exception);
524    
525                /**
526               * Destroy the given MIDI input device and takes care if there               * Destroy the given MIDI input device and takes care if there
527               * are still sampler angines connected to this device, etc.               * are still sampler engines connected to this device, etc.
528               *               *
529               * @throws Exception  if sampler channels are still               * @throws Exception  if sampler channels are still
530               *                    connected to the device               *                    connected to the device
531               */               */
532              void DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception);              void DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception);
533    
534                /**
535                 * Destroy all MIDI input devices and take care if there
536                 * are still sampler engines connected to device, etc.
537                 *
538                 * @throws Exception  if sampler channels are still
539                 *                    connected to device
540                 */
541                void DestroyAllMidiInputDevices() throw (Exception);
542    
543               /**               /**
544               * Gets the current number of all active streams.               * Gets the current number of all active streams.
545               * @returns The current number of all active streams.               * @returns The current number of all active streams.
# Line 540  namespace LinuxSampler { Line 567  namespace LinuxSampler {
567               */               */
568              static bool EnableDenormalsAreZeroMode();              static bool EnableDenormalsAreZeroMode();
569    
570                /**
571                 * Notifies listeners about the current number of voices,
572                 * streams and total voices, and the current fill state of
573                 * the disk stream buffers.
574                 */
575                void fireStatistics();
576    
577    #if defined(WIN32)
578                /**
579                 * Gets the directory where the liblinuxsampler dll is
580                 * located.
581                 * @returns installation directory
582                 */
583                static String GetInstallDir();
584    #endif
585          protected:          protected:
586              /**              /**
587               * Notifies listeners that the number of sampler channels has been changed.               * Notifies listeners that the number of sampler channels has been changed.
# Line 603  namespace LinuxSampler { Line 645  namespace LinuxSampler {
645              AudioOutputDeviceMap  mAudioOutputDevices; ///< contains all created audio output devices              AudioOutputDeviceMap  mAudioOutputDevices; ///< contains all created audio output devices
646              MidiInputDeviceMap    mMidiInputDevices;   ///< contains all created MIDI input devices              MidiInputDeviceMap    mMidiInputDevices;   ///< contains all created MIDI input devices
647    
648                // statistics cache
649                uint uiOldTotalVoiceCount;
650                uint uiOldTotalStreamCount;
651                std::map<uint, uint> mOldVoiceCounts;
652                std::map<uint, uint> mOldStreamCounts;
653    
654              friend class SamplerChannel;              friend class SamplerChannel;
655    
656          private:          private:
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