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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 | #ifdef __WXMAC__ | |
21 | #include "wx/mac/private.h" | |
22 | #ifndef __DARWIN__ | |
23 | #include <Sound.h> | |
24 | #endif | |
25 | #endif | |
26 | ||
27 | wxWave::wxWave() | |
28 | : m_sndChan(0), m_hSnd(NULL), m_waveLength(0), m_isResource(true) | |
29 | { | |
30 | } | |
31 | ||
32 | wxWave::wxWave(const wxString& sFileName, bool isResource) | |
33 | : m_sndChan(0), m_hSnd(NULL), m_waveLength(0), m_isResource(true) | |
34 | { | |
35 | Create(sFileName, isResource); | |
36 | } | |
37 | ||
38 | ||
39 | wxWave::~wxWave() | |
40 | { | |
41 | FreeData(); | |
42 | } | |
43 | ||
44 | wxWave::wxWave(int size, const wxByte* data) | |
45 | : m_sndChan(0), m_hSnd(NULL), m_waveLength(0), m_isResource(false) | |
46 | { | |
47 | //TODO convert data | |
48 | } | |
49 | ||
50 | bool wxWave::Create(const wxString& fileName, bool isResource) | |
51 | { | |
52 | bool ret = false; | |
53 | m_sndname = fileName; | |
54 | m_isResource = isResource; | |
55 | ||
56 | if (m_isResource) | |
57 | ret = true; | |
58 | else | |
59 | { /* | |
60 | if (sndChan) | |
61 | { // we're playing | |
62 | FSClose(SndRefNum); | |
63 | SndRefNum = 0; | |
64 | SndDisposeChannel(sndChan, TRUE); | |
65 | free(sndChan); | |
66 | sndChan = 0; | |
67 | KillTimer(0,timerID); | |
68 | } | |
69 | ||
70 | if (!lpSnd) | |
71 | return true; | |
72 | ||
73 | if (_access(lpSnd,0)) // no file, no service | |
74 | return false; | |
75 | ||
76 | // Allocate SndChannel | |
77 | sndChan = (SndChannelPtr) malloc (sizeof(SndChannel)); | |
78 | ||
79 | if (!sndChan) | |
80 | return false; | |
81 | ||
82 | sndChan->qLength = 128; | |
83 | ||
84 | if (noErr != SndNewChannel (&sndChan, sampledSynth, initMono | initNoInterp, 0)) | |
85 | { | |
86 | free(sndChan); | |
87 | sndChan = 0; | |
88 | return false; | |
89 | } | |
90 | ||
91 | if (!(SndRefNum = MacOpenSndFile ((char *)lpSnd))) | |
92 | { | |
93 | SndDisposeChannel(sndChan, TRUE); | |
94 | free(sndChan); | |
95 | sndChan = 0; | |
96 | ||
97 | return false; | |
98 | } | |
99 | ||
100 | bool async = false; | |
101 | ||
102 | if (fdwSound & SND_ASYNC) | |
103 | async = true; | |
104 | ||
105 | if (SndStartFilePlay(sndChan, SndRefNum, 0, 81920, 0, 0, 0, async) != noErr) | |
106 | { | |
107 | FSClose (SndRefNum); | |
108 | SndRefNum = 0; | |
109 | SndDisposeChannel (sndChan, TRUE); | |
110 | free (sndChan); | |
111 | sndChan = 0; | |
112 | return false; | |
113 | } | |
114 | ||
115 | if (async) | |
116 | { // haven't finish yet | |
117 | timerID = SetTimer(0, 0, 250, TimerCallBack); | |
118 | } | |
119 | else | |
120 | { | |
121 | FSClose (SndRefNum); | |
122 | SndRefNum = 0; | |
123 | SndDisposeChannel (sndChan, TRUE); | |
124 | free (sndChan); | |
125 | sndChan = 0; | |
126 | }*/ | |
127 | } | |
128 | ||
129 | return ret; | |
130 | } | |
131 | ||
132 | ||
133 | //don't know what to do with looped, wth | |
134 | bool wxWave::Play(bool async, bool looped) const | |
135 | { | |
136 | char lpSnd[32]; | |
137 | bool ret = false; | |
138 | ||
139 | if (m_isResource) | |
140 | { | |
141 | #if TARGET_CARBON | |
142 | c2pstrcpy((unsigned char *)lpSnd, m_sndname); | |
143 | #else | |
144 | strcpy(lpSnd, m_sndname); | |
145 | c2pstr((char *) lpSnd); | |
146 | #endif | |
147 | SndListHandle hSnd; | |
148 | ||
149 | hSnd = (SndListHandle) GetNamedResource('snd ',(const unsigned char *) lpSnd); | |
150 | ||
151 | if ((hSnd != NULL) && (SndPlay((SndChannelPtr)m_sndChan, (SndListHandle) hSnd, async) == noErr)) | |
152 | ret = true; | |
153 | } | |
154 | ||
155 | return ret; | |
156 | } | |
157 | ||
158 | ||
159 | bool wxWave::FreeData() | |
160 | { | |
161 | bool ret = false; | |
162 | ||
163 | if (m_isResource) | |
164 | { | |
165 | m_sndname.Empty(); | |
166 | ret = true; | |
167 | } | |
168 | else | |
169 | { | |
170 | //TODO, | |
171 | } | |
172 | ||
173 | return ret; | |
174 | } | |
175 | ||
176 | ||
177 | //code below is from an old implementation used for telinfo with MSVC crossplatform support | |
178 | //technology proceeds, so it would be the wisest to drop this code, but it's left here just | |
179 | //for the sake of a reference. BTW: Wave files can now be played with QT, starting from V3 | |
180 | ||
181 | /*static short MacOpenSndFile (char * path) | |
182 | { | |
183 | VolumeParam vp; | |
184 | FSSpec fspec; | |
185 | Str255 name; | |
186 | char *c; | |
187 | ||
188 | // first, get the volume reference number for the file. Start by | |
189 | // making a Pstring with just the volume name | |
190 | strcpy ((char *) name, path); | |
191 | if (c = strchr ((char *) name, ':')) | |
192 | { | |
193 | c++; | |
194 | *c = '\0'; | |
195 | } | |
196 | ||
197 | c2pstr ((char *) name); | |
198 | vp.ioCompletion = 0; | |
199 | vp.ioVolIndex = -1; | |
200 | vp.ioNamePtr = name; | |
201 | vp.ioVRefNum = 0; | |
202 | ||
203 | if (PBGetVInfo((ParamBlockRec *)&vp, 0) != noErr) | |
204 | return 0; | |
205 | ||
206 | // next, buld an FSSpec for the file | |
207 | strcpy ((char *) name, path); | |
208 | c2pstr ((char *) name); | |
209 | if (FSMakeFSSpec (vp.ioVRefNum, 0, name, &fspec) != noErr) | |
210 | return 0; | |
211 | ||
212 | short frefnum; | |
213 | // now open the file, and return it's reference number | |
214 | if (FSpOpenDF(&fspec, fsRdPerm, &frefnum) != noErr) | |
215 | return 0; | |
216 | ||
217 | return frefnum; | |
218 | } | |
219 | ||
220 | ||
221 | void TimerCallBack(HWND hwnd,UINT uMsg,UINT idEvent,DWORD dwTime) | |
222 | { | |
223 | if(!sndChan) | |
224 | { | |
225 | KillTimer(0,timerID); | |
226 | return; | |
227 | } | |
228 | ||
229 | SCStatus scstat; | |
230 | ||
231 | if (noErr == SndChannelStatus (sndChan, sizeof (SCStatus), &scstat)) { | |
232 | if (scstat.scChannelPaused || scstat.scChannelBusy) | |
233 | return; // not done yet | |
234 | } | |
235 | ||
236 | // either error or done. | |
237 | FSClose (SndRefNum); | |
238 | SndRefNum = 0; | |
239 | SndDisposeChannel (sndChan, TRUE); | |
240 | free (sndChan); | |
241 | sndChan = 0; | |
242 | KillTimer(0,timerID); | |
243 | }*/ | |
244 | ||
245 |