| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wave.cpp |
| 3 | // Purpose: wxWave class implementation: optional |
| 4 | // Author: AUTHOR |
| 5 | // Modified by: |
| 6 | // Created: ??/??/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) AUTHOR |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "wave.h" |
| 14 | #endif |
| 15 | |
| 16 | #include "wx/object.h" |
| 17 | #include "wx/string.h" |
| 18 | #include "wx/wave.h" |
| 19 | |
| 20 | wxWave::wxWave() |
| 21 | : m_sndChan(0), m_hSnd(NULL), m_waveLength(0), m_isResource(true) |
| 22 | { |
| 23 | } |
| 24 | |
| 25 | wxWave::wxWave(const wxString& sFileName, bool isResource) |
| 26 | : m_sndChan(0), m_hSnd(NULL), m_waveLength(0), m_isResource(true) |
| 27 | { |
| 28 | Create(sFileName, isResource); |
| 29 | } |
| 30 | |
| 31 | |
| 32 | wxWave::~wxWave() |
| 33 | { |
| 34 | Free(); |
| 35 | } |
| 36 | |
| 37 | |
| 38 | bool wxWave::Create(const wxString& fileName, bool isResource) |
| 39 | { |
| 40 | bool ret = false; |
| 41 | m_sndname = fileName; |
| 42 | m_isResource = isResource; |
| 43 | |
| 44 | if (m_isResource) |
| 45 | ret = true; |
| 46 | else |
| 47 | { /* |
| 48 | if (sndChan) |
| 49 | { // we're playing |
| 50 | FSClose(SndRefNum); |
| 51 | SndRefNum = 0; |
| 52 | SndDisposeChannel(sndChan, TRUE); |
| 53 | free(sndChan); |
| 54 | sndChan = 0; |
| 55 | KillTimer(0,timerID); |
| 56 | } |
| 57 | |
| 58 | if (!lpSnd) |
| 59 | return true; |
| 60 | |
| 61 | if (_access(lpSnd,0)) // no file, no service |
| 62 | return false; |
| 63 | |
| 64 | // Allocate SndChannel |
| 65 | sndChan = (SndChannelPtr) malloc (sizeof(SndChannel)); |
| 66 | |
| 67 | if (!sndChan) |
| 68 | return false; |
| 69 | |
| 70 | sndChan->qLength = 128; |
| 71 | |
| 72 | if (noErr != SndNewChannel (&sndChan, sampledSynth, initMono | initNoInterp, 0)) |
| 73 | { |
| 74 | free(sndChan); |
| 75 | sndChan = 0; |
| 76 | return false; |
| 77 | } |
| 78 | |
| 79 | if (!(SndRefNum = MacOpenSndFile ((char *)lpSnd))) |
| 80 | { |
| 81 | SndDisposeChannel(sndChan, TRUE); |
| 82 | free(sndChan); |
| 83 | sndChan = 0; |
| 84 | |
| 85 | return false; |
| 86 | } |
| 87 | |
| 88 | bool async = false; |
| 89 | |
| 90 | if (fdwSound & SND_ASYNC) |
| 91 | async = true; |
| 92 | |
| 93 | if (SndStartFilePlay(sndChan, SndRefNum, 0, 81920, 0, 0, 0, async) != noErr) |
| 94 | { |
| 95 | FSClose (SndRefNum); |
| 96 | SndRefNum = 0; |
| 97 | SndDisposeChannel (sndChan, TRUE); |
| 98 | free (sndChan); |
| 99 | sndChan = 0; |
| 100 | return false; |
| 101 | } |
| 102 | |
| 103 | if (async) |
| 104 | { // haven't finish yet |
| 105 | timerID = SetTimer(0, 0, 250, TimerCallBack); |
| 106 | } |
| 107 | else |
| 108 | { |
| 109 | FSClose (SndRefNum); |
| 110 | SndRefNum = 0; |
| 111 | SndDisposeChannel (sndChan, TRUE); |
| 112 | free (sndChan); |
| 113 | sndChan = 0; |
| 114 | }*/ |
| 115 | } |
| 116 | |
| 117 | return ret; |
| 118 | } |
| 119 | |
| 120 | |
| 121 | //don't know what to do with looped, wth |
| 122 | bool wxWave::Play(bool async, bool looped) const |
| 123 | { |
| 124 | char lpSnd[32]; |
| 125 | bool ret = false; |
| 126 | |
| 127 | if (m_isResource) |
| 128 | { |
| 129 | #if TARGET_CARBON |
| 130 | c2pstrcpy((unsigned char *)lpSnd, m_sndname); |
| 131 | #else |
| 132 | strcpy(lpSnd, m_sndname); |
| 133 | c2pstr((char *) lpSnd); |
| 134 | #endif |
| 135 | SndListHandle hSnd; |
| 136 | |
| 137 | hSnd = (SndListHandle) GetNamedResource('snd ',(const unsigned char *) lpSnd); |
| 138 | |
| 139 | if ((hSnd != NULL) && (SndPlay(m_sndChan, hSnd, async) == noErr)) |
| 140 | ret = true; |
| 141 | } |
| 142 | |
| 143 | return ret; |
| 144 | } |
| 145 | |
| 146 | |
| 147 | bool wxWave::Free() |
| 148 | { |
| 149 | bool ret = false; |
| 150 | |
| 151 | if (m_isResource) |
| 152 | { |
| 153 | m_sndname.Empty(); |
| 154 | ret = true; |
| 155 | } |
| 156 | else |
| 157 | { |
| 158 | //TODO, |
| 159 | } |
| 160 | |
| 161 | return ret; |
| 162 | } |
| 163 | |
| 164 | |
| 165 | //code below is from an old implementation used for telinfo with MSVC crossplatform support |
| 166 | //technology proceeds, so it would be the wisest to drop this code, but it's left here just |
| 167 | //for the sake of a reference. BTW: Wave files can now be played with QT, starting from V3 |
| 168 | |
| 169 | /*static short MacOpenSndFile (char * path) |
| 170 | { |
| 171 | VolumeParam vp; |
| 172 | FSSpec fspec; |
| 173 | Str255 name; |
| 174 | char *c; |
| 175 | |
| 176 | // first, get the volume reference number for the file. Start by |
| 177 | // making a Pstring with just the volume name |
| 178 | strcpy ((char *) name, path); |
| 179 | if (c = strchr ((char *) name, ':')) |
| 180 | { |
| 181 | c++; |
| 182 | *c = '\0'; |
| 183 | } |
| 184 | |
| 185 | c2pstr ((char *) name); |
| 186 | vp.ioCompletion = 0; |
| 187 | vp.ioVolIndex = -1; |
| 188 | vp.ioNamePtr = name; |
| 189 | vp.ioVRefNum = 0; |
| 190 | |
| 191 | if (PBGetVInfo((ParamBlockRec *)&vp, 0) != noErr) |
| 192 | return 0; |
| 193 | |
| 194 | // next, buld an FSSpec for the file |
| 195 | strcpy ((char *) name, path); |
| 196 | c2pstr ((char *) name); |
| 197 | if (FSMakeFSSpec (vp.ioVRefNum, 0, name, &fspec) != noErr) |
| 198 | return 0; |
| 199 | |
| 200 | short frefnum; |
| 201 | // now open the file, and return it's reference number |
| 202 | if (FSpOpenDF(&fspec, fsRdPerm, &frefnum) != noErr) |
| 203 | return 0; |
| 204 | |
| 205 | return frefnum; |
| 206 | } |
| 207 | |
| 208 | |
| 209 | void TimerCallBack(HWND hwnd,UINT uMsg,UINT idEvent,DWORD dwTime) |
| 210 | { |
| 211 | if(!sndChan) |
| 212 | { |
| 213 | KillTimer(0,timerID); |
| 214 | return; |
| 215 | } |
| 216 | |
| 217 | SCStatus scstat; |
| 218 | |
| 219 | if (noErr == SndChannelStatus (sndChan, sizeof (SCStatus), &scstat)) { |
| 220 | if (scstat.scChannelPaused || scstat.scChannelBusy) |
| 221 | return; // not done yet |
| 222 | } |
| 223 | |
| 224 | // either error or done. |
| 225 | FSClose (SndRefNum); |
| 226 | SndRefNum = 0; |
| 227 | SndDisposeChannel (sndChan, TRUE); |
| 228 | free (sndChan); |
| 229 | sndChan = 0; |
| 230 | KillTimer(0,timerID); |
| 231 | }*/ |
| 232 | |
| 233 | |