src/mac/carbon/sound.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/sound.cpp
   3 // Purpose:     wxSound class implementation: optional
   4 // Author:      Ryan Norton
   5 // Modified by: Stefan Csomor
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Ryan Norton
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #if wxUSE_SOUND
  16
  17 #include "wx/sound.h"
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/object.h"
  21     #include "wx/string.h"
  22     #include "wx/intl.h"
  23     #include "wx/log.h"
  24     #include "wx/timer.h"
  25 #endif
  26
  27 #include "wx/file.h"
  28
  29 // Carbon QT Implementation Details -
  30 //
  31 // Memory:
  32 // 1) OpenDefaultComponent(MovieImportType, kQTFileTypeWave);
  33 // 2) NewMovie(0);
  34 // 3) MovieImportDataRef() //Pass Memory Location to this
  35 // 4) PlayMovie();
  36 // 5) IsMovieDone(), MoviesTask() //2nd param is minimum wait time to allocate to quicktime
  37 //
  38 // File:
  39 // 1) Path as CFString
  40 // 2) Call QTNewDataReferenceFromFullPathCFString
  41 // 3) Call NewMovieFromDataRef
  42 // 4) Call CloseMovieFile
  43 // 4) PlayMovie();
  44 // 5) IsMovieDone(), MoviesTask() //2nd param is minimum wait time to allocate to quicktime
  45 //
  46
  47 #ifdef __WXMAC__
  48 #include "wx/mac/uma.h"
  49 #ifndef __DARWIN__
  50 #include <Movies.h>
  51 #include <Gestalt.h>
  52 #endif
  53 #endif
  54
  55 #include <Carbon/Carbon.h>
  56
  57 //quicktime media layer only required for mac emulation on pc
  58 #ifndef __WXMAC__
  59 #include <qtml.h>
  60 #endif
  61
  62 #ifndef __DARWIN__
  63 #include <QuickTimeComponents.h>
  64 #else
  65 #include <QuickTime/QuickTimeComponents.h>
  66 #endif
  67
  68 //Time between timer calls
  69 #define MOVIE_DELAY 100
  70
  71 static wxTimer* lastSoundTimer=NULL;
  72 static bool lastSoundIsPlaying=false;
  73
  74 #if !defined(__LP64__)
  75 #define USE_QUICKTIME 1
  76 #else
  77 #define USE_QUICKTIME 0
  78 #endif
  79
  80 #if USE_QUICKTIME
  81 // ------------------------------------------------------------------
  82 //          wxQTTimer - Handle Asyncronous Playing
  83 // ------------------------------------------------------------------
  84 class wxQTTimer : public wxTimer
  85 {
  86 public:
  87     wxQTTimer(Movie movie, bool bLoop, bool* playing) :
  88         m_movie(movie), m_bLoop(bLoop), m_pbPlaying(playing)
  89     {
  90     }
  91
  92     virtual ~wxQTTimer()
  93     {
  94         if(m_pbPlaying)
  95             *m_pbPlaying = false;
  96
  97         StopMovie(m_movie);
  98         DisposeMovie(m_movie);
  99         Stop();
 100
 101         //Note that ExitMovies() is not necessary, but
 102         //the docs are fuzzy on whether or not TerminateQTML is
 103         ExitMovies();
 104
 105 #ifndef __WXMAC__
 106         TerminateQTML();
 107 #endif
 108     }
 109
 110     void Shutdown()
 111     {
 112         delete this;
 113     }
 114
 115     void Notify()
 116     {
 117         if (m_pbPlaying && !*m_pbPlaying)
 118         {
 119             Shutdown();
 120         }
 121
 122         if(IsMovieDone(m_movie))
 123         {
 124             if (!m_bLoop)
 125                 Shutdown();
 126             else
 127             {
 128                 StopMovie(m_movie);
 129                 GoToBeginningOfMovie(m_movie);
 130                 StartMovie(m_movie);
 131             }
 132         }
 133         else
 134             MoviesTask(m_movie, MOVIE_DELAY); //Give QT time to play movie
 135     }
 136
 137
 138     Movie& GetMovie() {return m_movie;}
 139
 140 protected:
 141     Movie m_movie;
 142     bool m_bLoop;
 143
 144 public:
 145     bool* m_pbPlaying;
 146
 147 };
 148
 149
 150 class wxSMTimer : public wxTimer
 151 {
 152 public:
 153     wxSMTimer(void* hSnd, void* pSndChannel, bool bLoop, bool* playing)
 154         : m_hSnd(hSnd), m_pSndChannel(pSndChannel), m_bLoop(bLoop), m_pbPlaying(playing)
 155     {
 156     }
 157
 158     virtual ~wxSMTimer()
 159     {
 160         if(m_pbPlaying)
 161             *m_pbPlaying = false;
 162         SndDisposeChannel((SndChannelPtr)m_pSndChannel, TRUE);
 163         Stop();
 164     }
 165
 166     void Notify()
 167     {
 168         if (m_pbPlaying && !*m_pbPlaying)
 169         {
 170             Shutdown();
 171         }
 172
 173         SCStatus stat;
 174
 175         if (SndChannelStatus((SndChannelPtr)m_pSndChannel, sizeof(SCStatus), &stat) != 0)
 176             Shutdown();
 177
 178         //if the sound isn't playing anymore, see if it's looped,
 179         //and if so play it again, otherwise close things up
 180         if (stat.scChannelBusy == FALSE)
 181         {
 182             if (m_bLoop)
 183             {
 184                 if(SndPlay((SndChannelPtr)m_pSndChannel, (SndListHandle) m_hSnd, true) != noErr)
 185                     Shutdown();
 186             }
 187             else
 188                 Shutdown();
 189         }
 190     }
 191
 192     void Shutdown()
 193     {
 194         delete this;
 195     }
 196
 197     void* GetChannel() {return m_pSndChannel;}
 198
 199 protected:
 200     void* m_hSnd;
 201     void* m_pSndChannel;
 202     bool m_bLoop;
 203
 204 public:
 205     bool* m_pbPlaying;
 206 };
 207
 208 // ------------------------------------------------------------------
 209 //          wxSound
 210 // ------------------------------------------------------------------
 211
 212 //Determines whether version 4 of QT is installed
 213 Boolean wxIsQuickTime4Installed (void)
 214 {
 215 #ifdef __WXMAC__
 216     short error;
 217     long result;
 218
 219     error = Gestalt (gestaltQuickTime, &result);
 220     return (error == noErr) && (((result >> 16) & 0xffff) >= 0x0400);
 221 #else
 222     return true;
 223 #endif
 224 }
 225
 226 inline bool wxInitQT ()
 227 {
 228     if (wxIsQuickTime4Installed())
 229     {
 230         #ifndef __WXMAC__
 231         int nError;
 232         //-2093 no dll
 233             if ((nError = InitializeQTML(0)) != noErr)
 234                 wxLogSysError(wxString::Format(wxT("Couldn't Initialize Quicktime-%i"), nError));
 235         #endif
 236         EnterMovies();
 237         return true;
 238     }
 239     else
 240     {
 241         wxLogSysError(wxT("Quicktime is not installed, or Your Version of Quicktime is <= 4."));
 242         return false;
 243     }
 244 }
 245
 246 #endif
 247
 248 wxSound::wxSound()
 249 : m_hSnd(NULL), m_waveLength(0), m_pTimer(NULL), m_type(wxSound_NONE)
 250 {
 251 }
 252
 253 wxSound::wxSound(const wxString& sFileName, bool isResource)
 254 : m_hSnd(NULL), m_waveLength(0), m_pTimer(NULL), m_type(wxSound_NONE)
 255 {
 256     Create(sFileName, isResource);
 257 }
 258
 259 wxSound::wxSound(int size, const wxByte* data)
 260 : m_hSnd((char*)data), m_waveLength(size), m_pTimer(NULL), m_type(wxSound_MEMORY)
 261 {
 262 }
 263
 264 wxSound::~wxSound()
 265 {
 266 }
 267
 268 bool wxSound::Create(const wxString& fileName, bool isResource)
 269 {
 270     Stop();
 271
 272     if (isResource)
 273     {
 274 #ifdef __WXMAC__
 275         m_type = wxSound_RESOURCE;
 276
 277         Str255 lpSnd ;
 278
 279         wxMacStringToPascal( fileName , lpSnd ) ;
 280
 281         m_sndname = fileName;
 282         m_hSnd = (char*) GetNamedResource('snd ', (const unsigned char *) lpSnd);
 283 #else
 284         return false;
 285 #endif
 286     }
 287     else
 288     {
 289         m_type = wxSound_FILE;
 290         m_sndname = fileName;
 291     }
 292
 293     return true;
 294 }
 295
 296 bool wxSound::DoPlay(unsigned flags) const
 297 {
 298     Stop();
 299
 300 #if USE_QUICKTIME
 301
 302     Movie movie;
 303
 304     switch(m_type)
 305     {
 306     case wxSound_MEMORY:
 307         {
 308             if (!wxInitQT())
 309                 return false;
 310             Handle myHandle, dataRef = nil;
 311             MovieImportComponent miComponent;
 312             Track targetTrack = nil;
 313             TimeValue addedDuration = 0;
 314             long outFlags = 0;
 315             OSErr err;
 316             ComponentResult result;
 317
 318             myHandle = NewHandleClear((Size)m_waveLength);
 319
 320             BlockMove(m_hSnd, *myHandle, m_waveLength);
 321
 322             err = PtrToHand(&myHandle, &dataRef, sizeof(Handle));
 323
 324             if (memcmp(&m_hSnd[8], "WAVE", 4) == 0)
 325                 miComponent = OpenDefaultComponent(MovieImportType, kQTFileTypeWave);
 326             else if (memcmp(&m_hSnd[8], "AIFF", 4) == 0)
 327                 miComponent = OpenDefaultComponent(MovieImportType, kQTFileTypeAIFF);
 328             else if (memcmp(&m_hSnd[8], "AIFC", 4) == 0)
 329                 miComponent = OpenDefaultComponent(MovieImportType, kQTFileTypeAIFC);
 330             else
 331             {
 332                 wxLogSysError(wxT("wxSound - Location in memory does not contain valid data"));
 333                 return false;
 334             }
 335
 336             movie = NewMovie(0);
 337
 338             result = MovieImportDataRef(miComponent,                dataRef,
 339                                         HandleDataHandlerSubType,   movie,
 340                                         nil,                        &targetTrack,
 341                                         nil,                        &addedDuration,
 342                                         movieImportCreateTrack,     &outFlags);
 343
 344             if (result != noErr)
 345             {
 346                 wxLogSysError(wxString::Format(wxT("Couldn't import movie data\nError:%i"), (int)result));
 347             }
 348
 349             SetMovieVolume(movie, kFullVolume);
 350             GoToBeginningOfMovie(movie);
 351
 352             DisposeHandle(myHandle);
 353         }
 354         break;
 355     case wxSound_RESOURCE:
 356         {
 357             SoundComponentData data;
 358             unsigned long numframes, offset;
 359
 360             ParseSndHeader((SndListHandle)m_hSnd, &data, &numframes, &offset);
 361             //m_waveLength = numFrames * data.numChannels;
 362
 363             SndChannelPtr pSndChannel;
 364             SndNewChannel(&pSndChannel, sampledSynth,
 365                 initNoInterp
 366                 + (data.numChannels == 1 ? initMono : initStereo), NULL);
 367
 368             if(SndPlay(pSndChannel, (SndListHandle) m_hSnd, flags & wxSOUND_ASYNC ? 1 : 0) != noErr)
 369                 return false;
 370
 371             if (flags & wxSOUND_ASYNC)
 372             {
 373                 lastSoundTimer = ((wxSMTimer*&)m_pTimer)
 374                     = new wxSMTimer(pSndChannel, m_hSnd, flags & wxSOUND_LOOP ? 1 : 0,
 375                                     &lastSoundIsPlaying);
 376                 lastSoundIsPlaying = true;
 377
 378                 ((wxTimer*)m_pTimer)->Start(MOVIE_DELAY, wxTIMER_CONTINUOUS);
 379             }
 380             else
 381                 SndDisposeChannel(pSndChannel, TRUE);
 382
 383             return true;
 384         }
 385         break;
 386     case wxSound_FILE:
 387         {
 388             if (!wxInitQT())
 389                 return false;
 390
 391             OSErr err = noErr ;
 392
 393             Handle dataRef = NULL;
 394             OSType dataRefType;
 395
 396             err = QTNewDataReferenceFromFullPathCFString(wxMacCFStringHolder(m_sndname,wxLocale::GetSystemEncoding()),
 397                 (UInt32)kQTNativeDefaultPathStyle, 0, &dataRef, &dataRefType);
 398
 399             wxASSERT(err == noErr);
 400
 401             if (NULL != dataRef || err != noErr)
 402             {
 403                 err = NewMovieFromDataRef( &movie, newMovieDontAskUnresolvedDataRefs , NULL, dataRef, dataRefType );
 404                 wxASSERT(err == noErr);
 405                 DisposeHandle(dataRef);
 406             }
 407
 408             if (err != noErr)
 409             {
 410                 wxLogSysError(
 411                     wxString::Format(wxT("wxSound - Could not open file: %s\nError:%i"), m_sndname.c_str(), err )
 412                     );
 413                 return false;
 414             }
 415         }
 416         break;
 417     default:
 418         return false;
 419     }//end switch(m_type)
 420
 421     //Start the movie!
 422     StartMovie(movie);
 423
 424     if (flags & wxSOUND_ASYNC)
 425     {
 426         //Start timer and play movie asyncronously
 427         lastSoundTimer = ((wxQTTimer*&)m_pTimer) =
 428             new wxQTTimer(movie, flags & wxSOUND_LOOP ? 1 : 0,
 429                           &lastSoundIsPlaying);
 430         lastSoundIsPlaying = true;
 431         ((wxQTTimer*)m_pTimer)->Start(MOVIE_DELAY, wxTIMER_CONTINUOUS);
 432     }
 433     else
 434     {
 435         wxASSERT_MSG(!(flags & wxSOUND_LOOP), wxT("Can't loop and play syncronously at the same time"));
 436
 437         //Play movie until it ends, then exit
 438         //Note that due to quicktime caching this may not always
 439         //work 100% correctly
 440         while (!IsMovieDone(movie))
 441             MoviesTask(movie, 1);
 442
 443         DisposeMovie(movie);
 444     }
 445 #endif
 446
 447     return true;
 448 }
 449
 450 bool wxSound::IsPlaying()
 451 {
 452     return lastSoundIsPlaying;
 453 }
 454
 455 void wxSound::Stop()
 456 {
 457     if (lastSoundIsPlaying)
 458     {
 459         delete (wxTimer*&) lastSoundTimer;
 460         lastSoundIsPlaying = false;
 461         lastSoundTimer = NULL;
 462     }
 463 }
 464
 465 void* wxSound::GetHandle()
 466 {
 467 #if USE_QUICKTIME
 468     if(m_type == wxSound_RESOURCE)
 469         return (void*)  ((wxSMTimer*)m_pTimer)->GetChannel();
 470
 471     return (void*) ((wxQTTimer*) m_pTimer)->GetMovie();
 472 #endif
 473     return NULL;
 474 }
 475
 476 #endif //wxUSE_SOUND