1 /**************************************************************************\ 2 * Copyright (c) Kongsberg Oil & Gas Technologies AS 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * Neither the name of the copyright holder nor the names of its 17 * contributors may be used to endorse or promote products derived from 18 * this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 24 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 \**************************************************************************/ 32 33 #ifndef COIN_SOVRMLAUDIOCLIP_H 34 #define COIN_SOVRMLAUDIOCLIP_H 35 36 #include <Inventor/nodes/SoSubNode.h> 37 #include <Inventor/nodes/SoNode.h> 38 #include <Inventor/fields/SoSFString.h> 39 #include <Inventor/fields/SoMFString.h> 40 #include <Inventor/fields/SoSFBool.h> 41 #include <Inventor/fields/SoSFFloat.h> 42 #include <Inventor/fields/SoSFTime.h> 43 #include <Inventor/lists/SbStringList.h> 44 #include <Inventor/SbTime.h> 45 46 class SoVRMLAudioClipP; 47 48 class COIN_DLL_API SoVRMLAudioClip : public SoNode 49 { 50 typedef SoNode inherited; 51 SO_NODE_HEADER(SoVRMLAudioClip); 52 53 public: 54 typedef void *open_func(const SbStringList &url, 55 SoVRMLAudioClip *clip, void *userdataptr); 56 typedef size_t read_func(void *datasource, 57 void *buffer, int numframes, int &channels, 58 SoVRMLAudioClip *clip, void *userdataptr); 59 typedef int seek_func(void *datasource, long offset, int whence, 60 SoVRMLAudioClip *clip, void *userdataptr); 61 typedef long tell_func(void *datasource, 62 SoVRMLAudioClip *clip, void *userdataptr); 63 typedef int close_func(void *datasource, 64 SoVRMLAudioClip *clip, void *userdataptr); 65 66 static void initClass(void); 67 SoVRMLAudioClip(void); 68 69 SoSFString description; 70 SoSFBool loop; 71 SoSFFloat pitch; 72 SoSFTime startTime; 73 SoSFTime stopTime; 74 SoMFString url; 75 76 static void setSubdirectories(const SbList<SbString> &subdirectories); 77 static const SbStringList & getSubdirectories(); 78 static void setDefaultPauseBetweenTracks(SbTime pause); 79 static SbTime getDefaultPauseBetweenTracks(); 80 static void setDefaultIntroPause(SbTime pause); 81 static SbTime getDefaultIntroPause(); 82 static void setDefaultSampleRate(int samplerate); 83 static int getDefaultSampleRate(); 84 static void setDefaultTimerInterval(SbTime interval); 85 static SbTime getDefaultTimerInterval(); 86 87 int getSampleRate(); 88 89 void * open(const SbStringList &url); 90 size_t read(void *datasource, void *buffer, int numframes, int &channels); 91 int seek(void *datasource, long offset, int whence); 92 long tell(void *datasource); 93 int close(void *datasource); 94 95 void setCallbacks(open_func *opencb, read_func *readcb, seek_func *seekcb, 96 tell_func *tellcb, close_func *closecb, void *userdataptr); 97 98 protected: 99 virtual ~SoVRMLAudioClip(); 100 SoSFTime duration_changed; // eventOut 101 SoSFBool isActive; // eventOut 102 103 private: 104 SoVRMLAudioClipP *pimpl; 105 friend class SoVRMLAudioClipP; 106 }; 107 108 #endif // ! COIN_SOVRMLAUDIOCLIP_H 109