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Use the current font for the DoGetBestSize calculation
[wxWidgets.git] / src / msw / mediactrl.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: msw/mediactrl.cpp
3 // Purpose: Built-in Media Backends for Windows
4 // Author: Ryan Norton <wxprojects@comcast.net>
5 // Modified by:
6 // Created: 11/07/04
7 // RCS-ID: $Id$
8 // Copyright: (c) Ryan Norton
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 //===========================================================================
13 // DECLARATIONS
14 //===========================================================================
15
16 //---------------------------------------------------------------------------
17 // Pre-compiled header stuff
18 //---------------------------------------------------------------------------
19
20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
21 #pragma implementation "mediactrl.h"
22 #endif
23
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
26
27 #ifdef __BORLANDC__
28 #pragma hdrstop
29 #endif
30
31 //---------------------------------------------------------------------------
32 // Includes
33 //---------------------------------------------------------------------------
34 #include "wx/mediactrl.h"
35
36 //---------------------------------------------------------------------------
37 // Compilation guard
38 //---------------------------------------------------------------------------
39 #if wxUSE_MEDIACTRL
40
41 //---------------------------------------------------------------------------
42 // Externals (somewhere in src/msw/app.cpp)
43 //---------------------------------------------------------------------------
44 extern "C" WXDLLIMPEXP_BASE HINSTANCE wxGetInstance(void);
45 #ifdef __WXWINCE__
46 extern WXDLLIMPEXP_CORE wxChar *wxCanvasClassName;
47 #else
48 extern WXDLLIMPEXP_CORE const wxChar *wxCanvasClassName;
49 #endif
50
51 //===========================================================================
52 // BACKEND DECLARATIONS
53 //===========================================================================
54
55 //---------------------------------------------------------------------------
56 //
57 // wxAMMediaBackend
58 //
59 //---------------------------------------------------------------------------
60
61 //---------------------------------------------------------------------------
62 // Compilation guard for DirectShow
63 //---------------------------------------------------------------------------
64 #if wxUSE_DIRECTSHOW
65
66 //---------------------------------------------------------------------------
67 // COM includes
68 //---------------------------------------------------------------------------
69 #include "wx/msw/ole/oleutils.h" //wxBasicString, IID etc.
70 #include "wx/msw/ole/uuid.h" //IID etc..
71
72 //---------------------------------------------------------------------------
73 // IIDS - used by CoCreateInstance and IUnknown::QueryInterface
74 //---------------------------------------------------------------------------
75 const IID LIBID_QuartzTypeLib = {0x56A868B0,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
76 const IID IID_IAMCollection = {0x56A868B9,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
77 const IID IID_IMediaControl = {0x56A868B1,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
78 const IID IID_IMediaEvent = {0x56A868B6,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
79 const IID IID_IMediaEventEx = {0x56A868C0,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
80 const IID IID_IMediaPosition = {0x56A868B2,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
81 const IID IID_IBasicAudio = {0x56A868B3,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
82 const IID IID_IVideoWindow = {0x56A868B4,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
83 const IID IID_IBasicVideo = {0x56A868B5,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
84 const IID IID_IBasicVideo2 = {0x329BB360,0xF6EA,0x11D1,{0x90,0x38,0x00,0xA0,0xC9,0x69,0x72,0x98}};
85 const IID IID_IDeferredCommand = {0x56A868B8,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
86 const IID IID_IQueueCommand = {0x56A868B7,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
87 const IID IID_IFilterInfo = {0x56A868BA,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
88 const IID IID_IRegFilterInfo = {0x56A868BB,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
89 const IID IID_IMediaTypeInfo = {0x56A868BC,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
90 const IID IID_IPinInfo = {0x56A868BD,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
91 const IID IID_IAMStats = {0xBC9BCF80,0xDCD2,0x11D2,{0xAB,0xF6,0x00,0xA0,0xC9,0x05,0xF3,0x75}};
92
93 //TODO: These 4 lines needed?
94 #ifndef CLSID_DEFINED
95 #define CLSID_DEFINED
96 typedef IID CLSID;
97 #endif // CLSID_DEFINED
98
99 //COM Class Factory
100 const CLSID CLSID_FilgraphManager = {0xE436EBB3,0x524F,0x11CE,{0x9F,0x53,0x00,0x20,0xAF,0x0B,0xA7,0x70}};
101
102 //---------------------------------------------------------------------------
103 // COM INTERFACES (dumped from midl from quartz.idl from MSVC COM Browser)
104 //---------------------------------------------------------------------------
105 MIDL_INTERFACE("56A868B9-0AD4-11CE-B03A-0020AF0BA770")
106 IAMCollection : public IDispatch
107 {
108 public:
109 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Count(
110 /* [retval][out] */ long __RPC_FAR *plCount) = 0;
111
112 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Item(
113 /* [in] */ long lItem,
114 /* [out] */ IUnknown __RPC_FAR *__RPC_FAR *ppUnk) = 0;
115
116 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get__NewEnum(
117 /* [retval][out] */ IUnknown __RPC_FAR *__RPC_FAR *ppUnk) = 0;
118
119 };
120
121 MIDL_INTERFACE("56A868B1-0AD4-11CE-B03A-0020AF0BA770")
122 IMediaControl : public IDispatch
123 {
124 public:
125 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Run( void) = 0;
126
127 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Pause( void) = 0;
128
129 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Stop( void) = 0;
130
131 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetState(
132 /* [in] */ long msTimeout,
133 /* [out] */ long __RPC_FAR *pfs) = 0;
134
135 virtual /* [id] */ HRESULT STDMETHODCALLTYPE RenderFile(
136 /* [in] */ BSTR strFilename) = 0;
137
138 virtual /* [id] */ HRESULT STDMETHODCALLTYPE AddSourceFilter(
139 /* [in] */ BSTR strFilename,
140 /* [out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
141
142 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_FilterCollection(
143 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
144
145 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_RegFilterCollection(
146 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
147
148 virtual /* [id] */ HRESULT STDMETHODCALLTYPE StopWhenReady( void) = 0;
149
150 };
151
152 MIDL_INTERFACE("56A868B6-0AD4-11CE-B03A-0020AF0BA770")
153 IMediaEvent : public IDispatch
154 {
155 public:
156 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetEventHandle(
157 /* [out] */ LONG_PTR __RPC_FAR *hEvent) = 0;
158
159 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetEvent(
160 /* [out] */ long __RPC_FAR *lEventCode,
161 /* [out] */ LONG_PTR __RPC_FAR *lParam1,
162 /* [out] */ LONG_PTR __RPC_FAR *lParam2,
163 /* [in] */ long msTimeout) = 0;
164
165 virtual /* [id] */ HRESULT STDMETHODCALLTYPE WaitForCompletion(
166 /* [in] */ long msTimeout,
167 /* [out] */ long __RPC_FAR *pEvCode) = 0;
168
169 virtual /* [id] */ HRESULT STDMETHODCALLTYPE CancelDefaultHandling(
170 /* [in] */ long lEvCode) = 0;
171
172 virtual /* [id] */ HRESULT STDMETHODCALLTYPE RestoreDefaultHandling(
173 /* [in] */ long lEvCode) = 0;
174
175 virtual /* [id] */ HRESULT STDMETHODCALLTYPE FreeEventParams(
176 /* [in] */ long lEvCode,
177 /* [in] */ LONG_PTR lParam1,
178 /* [in] */ LONG_PTR lParam2) = 0;
179
180 };
181
182 MIDL_INTERFACE("56A868C0-0AD4-11CE-B03A-0020AF0BA770")
183 IMediaEventEx : public IMediaEvent
184 {
185 public:
186 virtual HRESULT __stdcall SetNotifyWindow(
187 /* [in] */ LONG_PTR hwnd,
188 /* [in] */ long lMsg,
189 /* [in] */ LONG_PTR lInstanceData) = 0;
190
191 virtual HRESULT __stdcall SetNotifyFlags(
192 /* [in] */ long lNoNotifyFlags) = 0;
193
194 virtual HRESULT __stdcall GetNotifyFlags(
195 /* [out] */ long __RPC_FAR *lplNoNotifyFlags) = 0;
196
197 };
198
199 MIDL_INTERFACE("56A868B2-0AD4-11CE-B03A-0020AF0BA770")
200 IMediaPosition : public IDispatch
201 {
202 public:
203 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Duration(
204 /* [retval][out] */ double __RPC_FAR *plength) = 0;
205
206 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_CurrentPosition(
207 /* [in] */ double pllTime) = 0;
208
209 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_CurrentPosition(
210 /* [retval][out] */ double __RPC_FAR *pllTime) = 0;
211
212 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_StopTime(
213 /* [retval][out] */ double __RPC_FAR *pllTime) = 0;
214
215 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_StopTime(
216 /* [in] */ double pllTime) = 0;
217
218 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_PrerollTime(
219 /* [retval][out] */ double __RPC_FAR *pllTime) = 0;
220
221 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_PrerollTime(
222 /* [in] */ double pllTime) = 0;
223
224 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Rate(
225 /* [in] */ double pdRate) = 0;
226
227 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Rate(
228 /* [retval][out] */ double __RPC_FAR *pdRate) = 0;
229
230 virtual /* [id] */ HRESULT STDMETHODCALLTYPE CanSeekForward(
231 /* [retval][out] */ long __RPC_FAR *pCanSeekForward) = 0;
232
233 virtual /* [id] */ HRESULT STDMETHODCALLTYPE CanSeekBackward(
234 /* [retval][out] */ long __RPC_FAR *pCanSeekBackward) = 0;
235
236 };
237
238 MIDL_INTERFACE("56A868B3-0AD4-11CE-B03A-0020AF0BA770")
239 IBasicAudio : public IDispatch
240 {
241 public:
242 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Volume(
243 /* [in] */ long plVolume) = 0;
244
245 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Volume(
246 /* [retval][out] */ long __RPC_FAR *plVolume) = 0;
247
248 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Balance(
249 /* [in] */ long plBalance) = 0;
250
251 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Balance(
252 /* [retval][out] */ long __RPC_FAR *plBalance) = 0;
253
254 };
255
256 MIDL_INTERFACE("56A868B4-0AD4-11CE-B03A-0020AF0BA770")
257 IVideoWindow : public IDispatch
258 {
259 public:
260 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Caption(
261 /* [in] */ BSTR strCaption) = 0;
262
263 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Caption(
264 /* [retval][out] */ BSTR __RPC_FAR *strCaption) = 0;
265
266 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_WindowStyle(
267 /* [in] */ long WindowStyle) = 0;
268
269 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_WindowStyle(
270 /* [retval][out] */ long __RPC_FAR *WindowStyle) = 0;
271
272 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_WindowStyleEx(
273 /* [in] */ long WindowStyleEx) = 0;
274
275 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_WindowStyleEx(
276 /* [retval][out] */ long __RPC_FAR *WindowStyleEx) = 0;
277
278 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_AutoShow(
279 /* [in] */ long AutoShow) = 0;
280
281 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_AutoShow(
282 /* [retval][out] */ long __RPC_FAR *AutoShow) = 0;
283
284 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_WindowState(
285 /* [in] */ long WindowState) = 0;
286
287 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_WindowState(
288 /* [retval][out] */ long __RPC_FAR *WindowState) = 0;
289
290 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_BackgroundPalette(
291 /* [in] */ long pBackgroundPalette) = 0;
292
293 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_BackgroundPalette(
294 /* [retval][out] */ long __RPC_FAR *pBackgroundPalette) = 0;
295
296 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Visible(
297 /* [in] */ long pVisible) = 0;
298
299 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Visible(
300 /* [retval][out] */ long __RPC_FAR *pVisible) = 0;
301
302 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Left(
303 /* [in] */ long pLeft) = 0;
304
305 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Left(
306 /* [retval][out] */ long __RPC_FAR *pLeft) = 0;
307
308 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Width(
309 /* [in] */ long pWidth) = 0;
310
311 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Width(
312 /* [retval][out] */ long __RPC_FAR *pWidth) = 0;
313
314 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Top(
315 /* [in] */ long pTop) = 0;
316
317 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Top(
318 /* [retval][out] */ long __RPC_FAR *pTop) = 0;
319
320 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Height(
321 /* [in] */ long pHeight) = 0;
322
323 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Height(
324 /* [retval][out] */ long __RPC_FAR *pHeight) = 0;
325
326 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Owner(
327 /* [in] */ LONG_PTR Owner) = 0;
328
329 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Owner(
330 /* [retval][out] */ LONG_PTR __RPC_FAR *Owner) = 0;
331
332 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_MessageDrain(
333 /* [in] */ LONG_PTR Drain) = 0;
334
335 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_MessageDrain(
336 /* [retval][out] */ LONG_PTR __RPC_FAR *Drain) = 0;
337
338 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_BorderColor(
339 /* [retval][out] */ long __RPC_FAR *Color) = 0;
340
341 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_BorderColor(
342 /* [in] */ long Color) = 0;
343
344 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_FullScreenMode(
345 /* [retval][out] */ long __RPC_FAR *FullScreenMode) = 0;
346
347 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_FullScreenMode(
348 /* [in] */ long FullScreenMode) = 0;
349
350 virtual /* [id] */ HRESULT STDMETHODCALLTYPE SetWindowForeground(
351 /* [in] */ long Focus) = 0;
352
353 virtual /* [id] */ HRESULT STDMETHODCALLTYPE NotifyOwnerMessage(
354 /* [in] */ LONG_PTR hwnd,
355 /* [in] */ long uMsg,
356 /* [in] */ LONG_PTR wParam,
357 /* [in] */ LONG_PTR lParam) = 0;
358
359 virtual /* [id] */ HRESULT STDMETHODCALLTYPE SetWindowPosition(
360 /* [in] */ long Left,
361 /* [in] */ long Top,
362 /* [in] */ long Width,
363 /* [in] */ long Height) = 0;
364
365 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetWindowPosition(
366 /* [out] */ long __RPC_FAR *pLeft,
367 /* [out] */ long __RPC_FAR *pTop,
368 /* [out] */ long __RPC_FAR *pWidth,
369 /* [out] */ long __RPC_FAR *pHeight) = 0;
370
371 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetMinIdealImageSize(
372 /* [out] */ long __RPC_FAR *pWidth,
373 /* [out] */ long __RPC_FAR *pHeight) = 0;
374
375 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetMaxIdealImageSize(
376 /* [out] */ long __RPC_FAR *pWidth,
377 /* [out] */ long __RPC_FAR *pHeight) = 0;
378
379 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetRestorePosition(
380 /* [out] */ long __RPC_FAR *pLeft,
381 /* [out] */ long __RPC_FAR *pTop,
382 /* [out] */ long __RPC_FAR *pWidth,
383 /* [out] */ long __RPC_FAR *pHeight) = 0;
384
385 virtual /* [id] */ HRESULT STDMETHODCALLTYPE HideCursor(
386 /* [in] */ long HideCursor) = 0;
387
388 virtual /* [id] */ HRESULT STDMETHODCALLTYPE IsCursorHidden(
389 /* [out] */ long __RPC_FAR *CursorHidden) = 0;
390
391 };
392
393 MIDL_INTERFACE("56A868B5-0AD4-11CE-B03A-0020AF0BA770")
394 IBasicVideo : public IDispatch
395 {
396 public:
397 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_AvgTimePerFrame(
398 /* [retval][out] */ double __RPC_FAR *pAvgTimePerFrame) = 0;
399
400 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_BitRate(
401 /* [retval][out] */ long __RPC_FAR *pBitRate) = 0;
402
403 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_BitErrorRate(
404 /* [retval][out] */ long __RPC_FAR *pBitErrorRate) = 0;
405
406 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_VideoWidth(
407 /* [retval][out] */ long __RPC_FAR *pVideoWidth) = 0;
408
409 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_VideoHeight(
410 /* [retval][out] */ long __RPC_FAR *pVideoHeight) = 0;
411
412 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_SourceLeft(
413 /* [in] */ long pSourceLeft) = 0;
414
415 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_SourceLeft(
416 /* [retval][out] */ long __RPC_FAR *pSourceLeft) = 0;
417
418 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_SourceWidth(
419 /* [in] */ long pSourceWidth) = 0;
420
421 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_SourceWidth(
422 /* [retval][out] */ long __RPC_FAR *pSourceWidth) = 0;
423
424 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_SourceTop(
425 /* [in] */ long pSourceTop) = 0;
426
427 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_SourceTop(
428 /* [retval][out] */ long __RPC_FAR *pSourceTop) = 0;
429
430 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_SourceHeight(
431 /* [in] */ long pSourceHeight) = 0;
432
433 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_SourceHeight(
434 /* [retval][out] */ long __RPC_FAR *pSourceHeight) = 0;
435
436 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_DestinationLeft(
437 /* [in] */ long pDestinationLeft) = 0;
438
439 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_DestinationLeft(
440 /* [retval][out] */ long __RPC_FAR *pDestinationLeft) = 0;
441
442 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_DestinationWidth(
443 /* [in] */ long pDestinationWidth) = 0;
444
445 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_DestinationWidth(
446 /* [retval][out] */ long __RPC_FAR *pDestinationWidth) = 0;
447
448 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_DestinationTop(
449 /* [in] */ long pDestinationTop) = 0;
450
451 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_DestinationTop(
452 /* [retval][out] */ long __RPC_FAR *pDestinationTop) = 0;
453
454 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_DestinationHeight(
455 /* [in] */ long pDestinationHeight) = 0;
456
457 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_DestinationHeight(
458 /* [retval][out] */ long __RPC_FAR *pDestinationHeight) = 0;
459
460 virtual /* [id] */ HRESULT STDMETHODCALLTYPE SetSourcePosition(
461 /* [in] */ long Left,
462 /* [in] */ long Top,
463 /* [in] */ long Width,
464 /* [in] */ long Height) = 0;
465
466 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetSourcePosition(
467 /* [out] */ long __RPC_FAR *pLeft,
468 /* [out] */ long __RPC_FAR *pTop,
469 /* [out] */ long __RPC_FAR *pWidth,
470 /* [out] */ long __RPC_FAR *pHeight) = 0;
471
472 virtual /* [id] */ HRESULT STDMETHODCALLTYPE SetDefaultSourcePosition( void) = 0;
473
474 virtual /* [id] */ HRESULT STDMETHODCALLTYPE SetDestinationPosition(
475 /* [in] */ long Left,
476 /* [in] */ long Top,
477 /* [in] */ long Width,
478 /* [in] */ long Height) = 0;
479
480 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetDestinationPosition(
481 /* [out] */ long __RPC_FAR *pLeft,
482 /* [out] */ long __RPC_FAR *pTop,
483 /* [out] */ long __RPC_FAR *pWidth,
484 /* [out] */ long __RPC_FAR *pHeight) = 0;
485
486 virtual /* [id] */ HRESULT STDMETHODCALLTYPE SetDefaultDestinationPosition( void) = 0;
487
488 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetVideoSize(
489 /* [out] */ long __RPC_FAR *pWidth,
490 /* [out] */ long __RPC_FAR *pHeight) = 0;
491
492 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetVideoPaletteEntries(
493 /* [in] */ long StartIndex,
494 /* [in] */ long Entries,
495 /* [out] */ long __RPC_FAR *pRetrieved,
496 /* [out] */ long __RPC_FAR *pPalette) = 0;
497
498 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetCurrentImage(
499 /* [out][in] */ long __RPC_FAR *pBufferSize,
500 /* [out] */ long __RPC_FAR *pDIBImage) = 0;
501
502 virtual /* [id] */ HRESULT STDMETHODCALLTYPE IsUsingDefaultSource( void) = 0;
503
504 virtual /* [id] */ HRESULT STDMETHODCALLTYPE IsUsingDefaultDestination( void) = 0;
505
506 };
507
508 MIDL_INTERFACE("329BB360-F6EA-11D1-9038-00A0C9697298")
509 IBasicVideo2 : public IBasicVideo
510 {
511 public:
512 virtual HRESULT __stdcall GetPreferredAspectRatio(
513 /* [out] */ long __RPC_FAR *plAspectX,
514 /* [out] */ long __RPC_FAR *plAspectY) = 0;
515
516 };
517
518 MIDL_INTERFACE("56A868B8-0AD4-11CE-B03A-0020AF0BA770")
519 IDeferredCommand : public IUnknown
520 {
521 public:
522 virtual HRESULT __stdcall Cancel( void) = 0;
523
524 virtual HRESULT __stdcall Confidence(
525 /* [out] */ long __RPC_FAR *pConfidence) = 0;
526
527 virtual HRESULT __stdcall Postpone(
528 /* [in] */ double newtime) = 0;
529
530 virtual HRESULT __stdcall GetHResult(
531 /* [out] */ HRESULT __RPC_FAR *phrResult) = 0;
532
533 };
534
535 MIDL_INTERFACE("56A868B7-0AD4-11CE-B03A-0020AF0BA770")
536 IQueueCommand : public IUnknown
537 {
538 public:
539 virtual HRESULT __stdcall InvokeAtStreamTime(
540 /* [out] */ IDeferredCommand __RPC_FAR *__RPC_FAR *pCmd,
541 /* [in] */ double time,
542 /* [in] */ GUID __RPC_FAR *iid,
543 /* [in] */ long dispidMethod,
544 /* [in] */ short wFlags,
545 /* [in] */ long cArgs,
546 /* [in] */ VARIANT __RPC_FAR *pDispParams,
547 /* [out][in] */ VARIANT __RPC_FAR *pvarResult,
548 /* [out] */ short __RPC_FAR *puArgErr) = 0;
549
550 virtual HRESULT __stdcall InvokeAtPresentationTime(
551 /* [out] */ IDeferredCommand __RPC_FAR *__RPC_FAR *pCmd,
552 /* [in] */ double time,
553 /* [in] */ GUID __RPC_FAR *iid,
554 /* [in] */ long dispidMethod,
555 /* [in] */ short wFlags,
556 /* [in] */ long cArgs,
557 /* [in] */ VARIANT __RPC_FAR *pDispParams,
558 /* [out][in] */ VARIANT __RPC_FAR *pvarResult,
559 /* [out] */ short __RPC_FAR *puArgErr) = 0;
560
561 };
562
563 MIDL_INTERFACE("56A868BA-0AD4-11CE-B03A-0020AF0BA770")
564 IFilterInfo : public IDispatch
565 {
566 public:
567 virtual /* [id] */ HRESULT STDMETHODCALLTYPE FindPin(
568 /* [in] */ BSTR strPinID,
569 /* [out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
570
571 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Name(
572 /* [retval][out] */ BSTR __RPC_FAR *strName) = 0;
573
574 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_VendorInfo(
575 /* [retval][out] */ BSTR __RPC_FAR *strVendorInfo) = 0;
576
577 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Filter(
578 /* [retval][out] */ IUnknown __RPC_FAR *__RPC_FAR *ppUnk) = 0;
579
580 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Pins(
581 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
582
583 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_IsFileSource(
584 /* [retval][out] */ long __RPC_FAR *pbIsSource) = 0;
585
586 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Filename(
587 /* [retval][out] */ BSTR __RPC_FAR *pstrFilename) = 0;
588
589 virtual /* [propput][id] */ HRESULT STDMETHODCALLTYPE put_Filename(
590 /* [in] */ BSTR pstrFilename) = 0;
591
592 };
593
594 MIDL_INTERFACE("56A868BB-0AD4-11CE-B03A-0020AF0BA770")
595 IRegFilterInfo : public IDispatch
596 {
597 public:
598 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Name(
599 /* [retval][out] */ BSTR __RPC_FAR *strName) = 0;
600
601 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Filter(
602 /* [out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
603
604 };
605
606 MIDL_INTERFACE("56A868BC-0AD4-11CE-B03A-0020AF0BA770")
607 IMediaTypeInfo : public IDispatch
608 {
609 public:
610 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Type(
611 /* [retval][out] */ BSTR __RPC_FAR *strType) = 0;
612
613 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Subtype(
614 /* [retval][out] */ BSTR __RPC_FAR *strType) = 0;
615
616 };
617
618 MIDL_INTERFACE("56A868BD-0AD4-11CE-B03A-0020AF0BA770")
619 IPinInfo : public IDispatch
620 {
621 public:
622 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Pin(
623 /* [retval][out] */ IUnknown __RPC_FAR *__RPC_FAR *ppUnk) = 0;
624
625 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_ConnectedTo(
626 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
627
628 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_ConnectionMediaType(
629 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
630
631 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_FilterInfo(
632 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
633
634 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Name(
635 /* [retval][out] */ BSTR __RPC_FAR *ppUnk) = 0;
636
637 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Direction(
638 /* [retval][out] */ long __RPC_FAR *ppDirection) = 0;
639
640 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_PinID(
641 /* [retval][out] */ BSTR __RPC_FAR *strPinID) = 0;
642
643 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_MediaTypes(
644 /* [retval][out] */ IDispatch __RPC_FAR *__RPC_FAR *ppUnk) = 0;
645
646 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Connect(
647 /* [in] */ IUnknown __RPC_FAR *pPin) = 0;
648
649 virtual /* [id] */ HRESULT STDMETHODCALLTYPE ConnectDirect(
650 /* [in] */ IUnknown __RPC_FAR *pPin) = 0;
651
652 virtual /* [id] */ HRESULT STDMETHODCALLTYPE ConnectWithType(
653 /* [in] */ IUnknown __RPC_FAR *pPin,
654 /* [in] */ IDispatch __RPC_FAR *pMediaType) = 0;
655
656 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Disconnect( void) = 0;
657
658 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Render( void) = 0;
659
660 };
661
662 MIDL_INTERFACE("BC9BCF80-DCD2-11D2-ABF6-00A0C905F375")
663 IAMStats : public IDispatch
664 {
665 public:
666 virtual /* [id] */ HRESULT STDMETHODCALLTYPE Reset( void) = 0;
667
668 virtual /* [propget][id] */ HRESULT STDMETHODCALLTYPE get_Count(
669 /* [retval][out] */ long __RPC_FAR *plCount) = 0;
670
671 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetValueByIndex(
672 /* [in] */ long lIndex,
673 /* [out] */ BSTR __RPC_FAR *szName,
674 /* [out] */ long __RPC_FAR *lCount,
675 /* [out] */ double __RPC_FAR *dLast,
676 /* [out] */ double __RPC_FAR *dAverage,
677 /* [out] */ double __RPC_FAR *dStdDev,
678 /* [out] */ double __RPC_FAR *dMin,
679 /* [out] */ double __RPC_FAR *dMax) = 0;
680
681 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetValueByName(
682 /* [in] */ BSTR szName,
683 /* [out] */ long __RPC_FAR *lIndex,
684 /* [out] */ long __RPC_FAR *lCount,
685 /* [out] */ double __RPC_FAR *dLast,
686 /* [out] */ double __RPC_FAR *dAverage,
687 /* [out] */ double __RPC_FAR *dStdDev,
688 /* [out] */ double __RPC_FAR *dMin,
689 /* [out] */ double __RPC_FAR *dMax) = 0;
690
691 virtual /* [id] */ HRESULT STDMETHODCALLTYPE GetIndex(
692 /* [in] */ BSTR szName,
693 /* [in] */ long lCreate,
694 /* [out] */ long __RPC_FAR *plIndex) = 0;
695
696 virtual /* [id] */ HRESULT STDMETHODCALLTYPE AddValue(
697 /* [in] */ long lIndex,
698 /* [in] */ double dValue) = 0;
699
700 };
701
702 //------------------------------------------------------------------
703 // wxAMMediaBackend (Active Movie)
704 //------------------------------------------------------------------
705 class WXDLLIMPEXP_MEDIA wxAMMediaBackend : public wxMediaBackend
706 {
707 public:
708 wxAMMediaBackend();
709
710 virtual ~wxAMMediaBackend();
711
712 virtual bool CreateControl(wxControl* ctrl, wxWindow* parent,
713 wxWindowID id,
714 const wxPoint& pos,
715 const wxSize& size,
716 long style,
717 const wxValidator& validator,
718 const wxString& name);
719
720 virtual bool Play();
721 virtual bool Pause();
722 virtual bool Stop();
723
724 virtual bool Load(const wxString& fileName);
725 virtual bool Load(const wxURI& location);
726
727 virtual wxMediaState GetState();
728
729 virtual bool SetPosition(wxLongLong where);
730 virtual wxLongLong GetPosition();
731 virtual wxLongLong GetDuration();
732
733 virtual void Move(int x, int y, int w, int h);
734 wxSize GetVideoSize() const;
735
736 virtual double GetPlaybackRate();
737 virtual bool SetPlaybackRate(double);
738
739 void Cleanup();
740
741 bool m_bVideo;
742
743 static LRESULT CALLBACK NotifyWndProc(HWND hWnd, UINT nMsg,
744 WPARAM wParam, LPARAM lParam);
745
746 LRESULT CALLBACK OnNotifyWndProc(HWND hWnd, UINT nMsg,
747 WPARAM wParam, LPARAM lParam);
748
749 wxControl* m_ctrl;
750
751 IBasicAudio* m_pBA;
752 IBasicVideo* m_pBV;
753 IMediaControl* m_pMC;
754 IMediaEventEx* m_pME;
755 IMediaPosition* m_pMS;
756 IVideoWindow* m_pVW;
757
758 HWND m_hNotifyWnd;
759 wxSize m_bestSize;
760
761 DECLARE_DYNAMIC_CLASS(wxAMMediaBackend);
762 };
763
764 #endif //wxUSE_DIRECTSHOW
765
766 //---------------------------------------------------------------------------
767 //
768 // wxMCIMediaBackend
769 //
770 //---------------------------------------------------------------------------
771
772 //---------------------------------------------------------------------------
773 // MCI Includes
774 //---------------------------------------------------------------------------
775 #include <mmsystem.h>
776
777 class WXDLLIMPEXP_MEDIA wxMCIMediaBackend : public wxMediaBackend
778 {
779 public:
780
781 wxMCIMediaBackend();
782 ~wxMCIMediaBackend();
783
784 virtual bool CreateControl(wxControl* ctrl, wxWindow* parent,
785 wxWindowID id,
786 const wxPoint& pos,
787 const wxSize& size,
788 long style,
789 const wxValidator& validator,
790 const wxString& name);
791
792 virtual bool Play();
793 virtual bool Pause();
794 virtual bool Stop();
795
796 virtual bool Load(const wxString& fileName);
797 virtual bool Load(const wxURI& location);
798
799 virtual wxMediaState GetState();
800
801 virtual bool SetPosition(wxLongLong where);
802 virtual wxLongLong GetPosition();
803 virtual wxLongLong GetDuration();
804
805 virtual void Move(int x, int y, int w, int h);
806 wxSize GetVideoSize() const;
807
808 virtual double GetPlaybackRate();
809 virtual bool SetPlaybackRate(double dRate);
810
811 static LRESULT CALLBACK NotifyWndProc(HWND hWnd, UINT nMsg,
812 WPARAM wParam, LPARAM lParam);
813
814 LRESULT CALLBACK OnNotifyWndProc(HWND hWnd, UINT nMsg,
815 WPARAM wParam, LPARAM lParam);
816
817 MCIDEVICEID m_hDev; //Our MCI Device ID/Handler
818 wxControl* m_ctrl; //Parent control
819 HWND m_hNotifyWnd; //Window to use for MCI events
820 bool m_bVideo; //Whether or not we have video
821
822 DECLARE_DYNAMIC_CLASS(wxMCIMediaBackend)
823 };
824
825 //---------------------------------------------------------------------------
826 //
827 // wxQTMediaBackend
828 //
829 //---------------------------------------------------------------------------
830
831 //---------------------------------------------------------------------------
832 // QT Compilation Guard
833 //---------------------------------------------------------------------------
834 #if wxUSE_QUICKTIME
835
836 //---------------------------------------------------------------------------
837 // QT Includes
838 //---------------------------------------------------------------------------
839 //#include <qtml.h> //Windoze QT include
840 //#include <QuickTimeComponents.h> //Standard QT stuff
841 #include "wx/dynlib.h"
842
843 //---------------------------------------------------------------------------
844 // QT Types
845 //---------------------------------------------------------------------------
846 typedef struct MovieRecord* Movie;
847 typedef wxInt16 OSErr;
848 typedef wxInt32 OSStatus;
849 #define noErr 0
850 #define fsRdPerm 1
851 typedef unsigned char Str255[256];
852 #define StringPtr unsigned char*
853 #define newMovieActive 1
854 #define Ptr char*
855 #define Handle Ptr*
856 #define Fixed long
857 #define OSType unsigned long
858 #define CGrafPtr struct GrafPort *
859 #define TimeScale long
860 #define TimeBase struct TimeBaseRecord *
861
862 struct FSSpec {
863 short vRefNum;
864 long parID;
865 Str255 name; /*Str63 on mac, Str255 on msw */
866 };
867
868 struct Rect {
869 short top;
870 short left;
871 short bottom;
872 short right;
873 };
874
875 struct wide {
876 wxInt32 hi;
877 wxUint32 lo;
878 };
879
880 struct TimeRecord {
881 wide value; /* units */
882 TimeScale scale; /* units per second */
883 TimeBase base;
884 };
885
886 //---------------------------------------------------------------------------
887 // QT Library
888 //---------------------------------------------------------------------------
889 #define wxDL_METHOD_DEFINE( rettype, name, args, shortargs, defret ) \
890 typedef rettype (* name ## Type) args ; \
891 name ## Type pfn_ ## name; \
892 rettype name args \
893 { if (m_ok) return pfn_ ## name shortargs ; return defret; }
894
895 #define wxDL_VOIDMETHOD_DEFINE( name, args, shortargs ) \
896 typedef void (* name ## Type) args ; \
897 name ## Type pfn_ ## name; \
898 void name args \
899 { if (m_ok) pfn_ ## name shortargs ; }
900
901 #define wxDL_METHOD_LOAD( lib, name, success ) \
902 pfn_ ## name = (name ## Type) lib.GetSymbol( wxT(#name), &success ); \
903 if (!success) return false;
904
905 //Class that utilizes Robert Roeblings Dynamic Library Macros
906 class wxQuickTimeLibrary
907 {
908 public:
909 ~wxQuickTimeLibrary()
910 {
911 if(m_dll.IsLoaded())
912 m_dll.Unload();
913 }
914
915 bool Initialize();
916 bool IsOk() const {return m_ok;}
917
918 protected:
919 wxDynamicLibrary m_dll;
920 bool m_ok;
921
922 public:
923 wxDL_VOIDMETHOD_DEFINE( StartMovie, (Movie m), (m) );
924 wxDL_VOIDMETHOD_DEFINE( StopMovie, (Movie m), (m) );
925 wxDL_METHOD_DEFINE( bool, IsMovieDone, (Movie m), (m), false);
926 wxDL_VOIDMETHOD_DEFINE( GoToBeginningOfMovie, (Movie m), (m) );
927 wxDL_METHOD_DEFINE( OSErr, GetMoviesError, (), (), -1);
928 wxDL_METHOD_DEFINE( OSErr, EnterMovies, (), (), -1);
929 wxDL_VOIDMETHOD_DEFINE( ExitMovies, (), () );
930 wxDL_METHOD_DEFINE( OSErr, InitializeQTML, (long flags), (flags), -1);
931 wxDL_VOIDMETHOD_DEFINE( TerminateQTML, (), () );
932
933 wxDL_METHOD_DEFINE( OSErr, NativePathNameToFSSpec,
934 (char* inName, FSSpec* outFile, long flags),
935 (inName, outFile, flags), -1);
936
937 wxDL_METHOD_DEFINE( OSErr, OpenMovieFile,
938 (const FSSpec * fileSpec, short * resRefNum, wxInt8 permission),
939 (fileSpec, resRefNum, permission), -1 );
940
941 wxDL_METHOD_DEFINE( OSErr, CloseMovieFile,
942 (short resRefNum), (resRefNum), -1);
943
944 wxDL_METHOD_DEFINE( OSErr, NewMovieFromFile,
945 (Movie * theMovie, short resRefNum, short * resId,
946 StringPtr resName, short newMovieFlags,
947 bool * dataRefWasChanged),
948 (theMovie, resRefNum, resId, resName, newMovieFlags,
949 dataRefWasChanged), -1);
950
951 wxDL_VOIDMETHOD_DEFINE( SetMovieRate, (Movie m, Fixed rate), (m, rate) );
952 wxDL_METHOD_DEFINE( Fixed, GetMovieRate, (Movie m), (m), 0);
953 wxDL_VOIDMETHOD_DEFINE( MoviesTask, (Movie m, long maxms), (m, maxms) );
954 wxDL_VOIDMETHOD_DEFINE( BlockMove,
955 (const char* p1, const char* p2, long s), (p1,p2,s) );
956 wxDL_METHOD_DEFINE( Handle, NewHandleClear, (long s), (s), NULL );
957
958 wxDL_METHOD_DEFINE( OSErr, NewMovieFromDataRef,
959 (Movie * m, short flags, short * id,
960 Handle dataRef, OSType dataRefType),
961 (m,flags,id,dataRef,dataRefType), -1 );
962
963 wxDL_VOIDMETHOD_DEFINE( DisposeHandle, (Handle h), (h) );
964 wxDL_VOIDMETHOD_DEFINE( GetMovieNaturalBoundsRect, (Movie m, Rect* r), (m,r) );
965 wxDL_METHOD_DEFINE( void*, GetMovieIndTrackType,
966 (Movie m, long index, OSType type, long flags),
967 (m,index,type,flags), NULL );
968 wxDL_VOIDMETHOD_DEFINE( CreatePortAssociation,
969 (void* hWnd, void* junk, long morejunk), (hWnd, junk, morejunk) );
970 wxDL_METHOD_DEFINE(void*, GetNativeWindowPort, (void* hWnd), (hWnd), NULL);
971 wxDL_VOIDMETHOD_DEFINE(SetMovieGWorld, (Movie m, CGrafPtr port, void* whatever),
972 (m, port, whatever) );
973 wxDL_VOIDMETHOD_DEFINE(DisposeMovie, (Movie m), (m) );
974 wxDL_VOIDMETHOD_DEFINE(SetMovieBox, (Movie m, Rect* r), (m,r));
975 wxDL_VOIDMETHOD_DEFINE(SetMovieTimeScale, (Movie m, long s), (m,s));
976 wxDL_METHOD_DEFINE(long, GetMovieDuration, (Movie m), (m), 0);
977 wxDL_METHOD_DEFINE(TimeBase, GetMovieTimeBase, (Movie m), (m), 0);
978 wxDL_METHOD_DEFINE(TimeScale, GetMovieTimeScale, (Movie m), (m), 0);
979 wxDL_METHOD_DEFINE(long, GetMovieTime, (Movie m, void* cruft), (m,cruft), 0);
980 wxDL_VOIDMETHOD_DEFINE(SetMovieTime, (Movie m, TimeRecord* tr), (m,tr) );
981 };
982
983 bool wxQuickTimeLibrary::Initialize()
984 {
985 m_ok = false;
986
987 if(!m_dll.Load(wxT("qtmlClient.dll")))
988 return false;
989
990 bool bOk;
991
992 wxDL_METHOD_LOAD( m_dll, StartMovie, bOk );
993 wxDL_METHOD_LOAD( m_dll, StopMovie, bOk );
994 wxDL_METHOD_LOAD( m_dll, IsMovieDone, bOk );
995 wxDL_METHOD_LOAD( m_dll, GoToBeginningOfMovie, bOk );
996 wxDL_METHOD_LOAD( m_dll, GetMoviesError, bOk );
997 wxDL_METHOD_LOAD( m_dll, EnterMovies, bOk );
998 wxDL_METHOD_LOAD( m_dll, ExitMovies, bOk );
999 wxDL_METHOD_LOAD( m_dll, InitializeQTML, bOk );
1000 wxDL_METHOD_LOAD( m_dll, TerminateQTML, bOk );
1001 wxDL_METHOD_LOAD( m_dll, NativePathNameToFSSpec, bOk );
1002 wxDL_METHOD_LOAD( m_dll, OpenMovieFile, bOk );
1003 wxDL_METHOD_LOAD( m_dll, CloseMovieFile, bOk );
1004 wxDL_METHOD_LOAD( m_dll, NewMovieFromFile, bOk );
1005 wxDL_METHOD_LOAD( m_dll, GetMovieRate, bOk );
1006 wxDL_METHOD_LOAD( m_dll, SetMovieRate, bOk );
1007 wxDL_METHOD_LOAD( m_dll, MoviesTask, bOk );
1008 wxDL_METHOD_LOAD( m_dll, BlockMove, bOk );
1009 wxDL_METHOD_LOAD( m_dll, NewHandleClear, bOk );
1010 wxDL_METHOD_LOAD( m_dll, NewMovieFromDataRef, bOk );
1011 wxDL_METHOD_LOAD( m_dll, DisposeHandle, bOk );
1012 wxDL_METHOD_LOAD( m_dll, GetMovieNaturalBoundsRect, bOk );
1013 wxDL_METHOD_LOAD( m_dll, GetMovieIndTrackType, bOk );
1014 wxDL_METHOD_LOAD( m_dll, CreatePortAssociation, bOk );
1015 wxDL_METHOD_LOAD( m_dll, GetNativeWindowPort, bOk );
1016 wxDL_METHOD_LOAD( m_dll, SetMovieGWorld, bOk );
1017 wxDL_METHOD_LOAD( m_dll, DisposeMovie, bOk );
1018 wxDL_METHOD_LOAD( m_dll, SetMovieBox, bOk );
1019 wxDL_METHOD_LOAD( m_dll, SetMovieTimeScale, bOk );
1020 wxDL_METHOD_LOAD( m_dll, GetMovieDuration, bOk );
1021 wxDL_METHOD_LOAD( m_dll, GetMovieTimeBase, bOk );
1022 wxDL_METHOD_LOAD( m_dll, GetMovieTimeScale, bOk );
1023 wxDL_METHOD_LOAD( m_dll, GetMovieTime, bOk );
1024 wxDL_METHOD_LOAD( m_dll, SetMovieTime, bOk );
1025
1026 m_ok = true;
1027
1028 return true;
1029 }
1030
1031 class WXDLLIMPEXP_MEDIA wxQTMediaBackend : public wxMediaBackend
1032 {
1033 public:
1034
1035 wxQTMediaBackend();
1036 ~wxQTMediaBackend();
1037
1038 virtual bool CreateControl(wxControl* ctrl, wxWindow* parent,
1039 wxWindowID id,
1040 const wxPoint& pos,
1041 const wxSize& size,
1042 long style,
1043 const wxValidator& validator,
1044 const wxString& name);
1045
1046 virtual bool Play();
1047 virtual bool Pause();
1048 virtual bool Stop();
1049
1050 virtual bool Load(const wxString& fileName);
1051 virtual bool Load(const wxURI& location);
1052
1053 virtual wxMediaState GetState();
1054
1055 virtual bool SetPosition(wxLongLong where);
1056 virtual wxLongLong GetPosition();
1057 virtual wxLongLong GetDuration();
1058
1059 virtual void Move(int x, int y, int w, int h);
1060 wxSize GetVideoSize() const;
1061
1062 virtual double GetPlaybackRate();
1063 virtual bool SetPlaybackRate(double dRate);
1064
1065 void Cleanup();
1066 void FinishLoad();
1067
1068 wxSize m_bestSize; //Original movie size
1069 Movie m_movie; //QT Movie handle/instance
1070 wxControl* m_ctrl; //Parent control
1071 bool m_bVideo; //Whether or not we have video
1072 class _wxQTTimer* m_timer; //Timer for streaming the movie
1073 wxQuickTimeLibrary m_lib;
1074
1075
1076 DECLARE_DYNAMIC_CLASS(wxQTMediaBackend);
1077 };
1078
1079 //---------------------------------------------------------------------------
1080 // End QT Compilation Guard
1081 //---------------------------------------------------------------------------
1082 #endif //wxUSE_QUICKTIME
1083
1084 //===========================================================================
1085 // IMPLEMENTATION
1086 //===========================================================================
1087
1088 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1089 //
1090 // wxAMMediaBackend
1091 //
1092 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1093
1094 //---------------------------------------------------------------------------
1095 // Only use if user wants it -
1096 //---------------------------------------------------------------------------
1097 #if wxUSE_DIRECTSHOW
1098
1099 IMPLEMENT_DYNAMIC_CLASS(wxAMMediaBackend, wxMediaBackend);
1100
1101 // Numerical value for when the graph reaches the stop position
1102 #define WM_GRAPHNOTIFY WM_USER+13
1103
1104 //---------------------------------------------------------------------------
1105 // Usual debugging macros
1106 //---------------------------------------------------------------------------
1107 #ifdef __WXDEBUG__
1108 #define wxAMVERIFY(x) \
1109 { \
1110 HRESULT hrdsv = (x); \
1111 if ( FAILED(hrdsv) ) \
1112 { \
1113 /*TCHAR szError[MAX_ERROR_TEXT_LEN];*/ \
1114 /*if( AMGetErrorText(hrdsv, szError, MAX_ERROR_TEXT_LEN) == 0)*/ \
1115 /*{*/ \
1116 /*wxFAIL_MSG( wxString::Format(wxT("DirectShow error \"%s\" ")*/\
1117 /*wxT("occured at line %i in ")*/ \
1118 /*wxT("mediactrl.cpp"),*/ \
1119 /*szError, __LINE__) );*/ \
1120 /*}*/ \
1121 /*else*/ \
1122 wxFAIL_MSG( wxString::Format(wxT("Unknown error (%i) ") \
1123 wxT("occured at") \
1124 wxT(" line %i in mediactrl.cpp."), \
1125 (int)hrdsv, __LINE__) ); \
1126 } \
1127 }
1128 #define wxVERIFY(x) wxASSERT((x))
1129 #else
1130 #define wxAMVERIFY(x) (x)
1131 #define wxVERIFY(x) (x)
1132 #endif
1133
1134 //---------------------------------------------------------------------------
1135 // Standard macros for ease of use
1136 //---------------------------------------------------------------------------
1137 #define SAFE_RELEASE(x) { if (x) x->Release(); x = NULL; }
1138
1139 //---------------------------------------------------------------------------
1140 // wxAMMediaBackend Constructor
1141 //
1142 // Sets m_hNotifyWnd to NULL to signify that we haven't loaded anything yet
1143 //---------------------------------------------------------------------------
1144 wxAMMediaBackend::wxAMMediaBackend() : m_hNotifyWnd(NULL)
1145 {
1146 }
1147
1148 //---------------------------------------------------------------------------
1149 // wxAMMediaBackend Destructor
1150 //
1151 // Cleans up everything
1152 //---------------------------------------------------------------------------
1153 wxAMMediaBackend::~wxAMMediaBackend()
1154 {
1155 if (m_hNotifyWnd)
1156 Cleanup();
1157 }
1158
1159 //---------------------------------------------------------------------------
1160 // wxAMMediaBackend::CreateControl
1161 //
1162 // ActiveMovie does not really have any native control to speak of,
1163 // so we just create a normal control.
1164 //
1165 // We also check to see if ActiveMovie is installed
1166 //---------------------------------------------------------------------------
1167 bool wxAMMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent,
1168 wxWindowID id,
1169 const wxPoint& pos,
1170 const wxSize& size,
1171 long style,
1172 const wxValidator& validator,
1173 const wxString& name)
1174 {
1175 //create our filter graph - the beuty of COM is that it loads
1176 //quartz.dll for us :)
1177 HRESULT hr = CoCreateInstance(CLSID_FilgraphManager, NULL, CLSCTX_INPROC_SERVER,
1178 IID_IMediaControl, (void**)&m_pMC);
1179
1180 //directshow not installed?
1181 if ( FAILED(hr) )
1182 return false;
1183
1184 //release the filter graph - we don't need it yet
1185 m_pMC->Release();
1186 m_pMC = NULL;
1187
1188 //
1189 // Create window
1190 // By default wxWindow(s) is created with a border -
1191 // so we need to get rid of those, and create with
1192 // wxCLIP_CHILDREN, so that if the driver/backend
1193 // is a child window, it refereshes properly
1194 //
1195 if ( !ctrl->wxControl::Create(parent, id, pos, size,
1196 (style & ~wxBORDER_MASK) | wxBORDER_NONE | wxCLIP_CHILDREN,
1197 validator, name) )
1198 return false;
1199
1200 m_ctrl = ctrl;
1201 return true;
1202 }
1203
1204
1205 //---------------------------------------------------------------------------
1206 // wxAMMediaBackend::Load (file version)
1207 //
1208 // Creates an Active Movie filter graph from a file or url
1209 //---------------------------------------------------------------------------
1210 bool wxAMMediaBackend::Load(const wxString& fileName)
1211 {
1212 //if previously loaded cleanup
1213 if(m_hNotifyWnd)
1214 Cleanup();
1215
1216 //We already checked for success in CreateControl
1217 CoCreateInstance(CLSID_FilgraphManager, NULL, CLSCTX_INPROC_SERVER,
1218 IID_IMediaControl, (void**)&m_pMC);
1219
1220 //load the graph & render
1221 if( FAILED(m_pMC->RenderFile(wxBasicString(fileName).Get())) )
1222 return false;
1223
1224 //get the interfaces, all of them
1225 wxAMVERIFY( m_pMC->QueryInterface(IID_IMediaEventEx, (void**)&m_pME) );
1226 wxAMVERIFY( m_pMC->QueryInterface(IID_IMediaPosition, (void**)&m_pMS) );
1227 wxAMVERIFY( m_pMC->QueryInterface(IID_IVideoWindow, (void**)&m_pVW) );
1228 wxAMVERIFY( m_pMC->QueryInterface(IID_IBasicAudio, (void**)&m_pBA) );
1229 wxAMVERIFY( m_pMC->QueryInterface(IID_IBasicVideo, (void**)&m_pBV) );
1230
1231 //We could tell if the media has audio or not by
1232 //something like
1233 //-----
1234 //long lVolume;
1235 //pBA->get_Volume(&lVolume) == E_NOTIMPL
1236 //-----
1237 //here...
1238
1239 //
1240 //Obtain the _actual_ size of the movie & remember it
1241 //
1242 long nX,
1243 nY;
1244
1245 m_bestSize.x = m_bestSize.y = 0;
1246
1247 m_bVideo = SUCCEEDED( m_pVW->GetWindowPosition( &nX,
1248 &nY,
1249 (long*)&m_bestSize.x,
1250 (long*)&m_bestSize.y) );
1251
1252 //
1253 //If we have video in the media - set it up so that
1254 //its a child window of the control, its visible,
1255 //and that the control is the owner of the video window
1256 //
1257 if (m_bVideo)
1258 {
1259 wxAMVERIFY( m_pVW->put_Owner((LONG_PTR)m_ctrl->GetHandle()) );
1260 wxAMVERIFY( m_pVW->put_WindowStyle(WS_CHILD | WS_CLIPSIBLINGS) );
1261 wxAMVERIFY( m_pVW->put_Visible(-1) ); //OATRUE == -1
1262 }
1263
1264 //
1265 // Create a hidden window and register to handle
1266 // directshow events for this graph
1267 // Note that wxCanvasClassName is already registered
1268 // and used by all wxWindows and normal wxControls
1269 //
1270 m_hNotifyWnd = ::CreateWindow
1271 (
1272 wxCanvasClassName,
1273 NULL,
1274 0, 0, 0, 0,
1275 0,
1276 (HWND) NULL,
1277 (HMENU)NULL,
1278 wxGetInstance(),
1279 (LPVOID) NULL
1280 );
1281
1282 if(!m_hNotifyWnd)
1283 {
1284 wxLogSysError( wxT("Could not create hidden needed for ")
1285 wxT("registering for DirectShow events!") );
1286
1287 return false;
1288 }
1289
1290 ::SetWindowLongPtr(m_hNotifyWnd, GWLP_WNDPROC,
1291 (LONG_PTR)wxAMMediaBackend::NotifyWndProc);
1292
1293 ::SetWindowLong(m_hNotifyWnd, GWL_USERDATA,
1294 (LONG) this);
1295
1296 wxAMVERIFY( m_pME->SetNotifyWindow((LONG_PTR)m_hNotifyWnd,
1297 WM_GRAPHNOTIFY, 0) );
1298
1299 //
1300 // Force the parent window of this control to recalculate
1301 // the size of this if sizers are being used
1302 // and render the results immediately
1303 //
1304 m_ctrl->InvalidateBestSize();
1305 m_ctrl->GetParent()->Layout();
1306 m_ctrl->GetParent()->Refresh();
1307 m_ctrl->GetParent()->Update();
1308
1309 return true;
1310 }
1311
1312 //---------------------------------------------------------------------------
1313 // wxAMMediaBackend::Load (URL Version)
1314 //
1315 // Loads media from a URL. Interestingly enough DirectShow
1316 // appears (?) to escape the URL for us, at least on normal
1317 // files
1318 //---------------------------------------------------------------------------
1319 bool wxAMMediaBackend::Load(const wxURI& location)
1320 {
1321 return Load(location.BuildUnescapedURI());
1322 }
1323
1324 //---------------------------------------------------------------------------
1325 // wxAMMediaBackend::Play
1326 //
1327 // Plays the stream. If it is non-seekable, it will restart it.
1328 //---------------------------------------------------------------------------
1329 bool wxAMMediaBackend::Play()
1330 {
1331 return SUCCEEDED( m_pMC->Run() );
1332 }
1333
1334 //---------------------------------------------------------------------------
1335 // wxAMMediaBackend::Pause
1336 //
1337 // Pauses the stream.
1338 //---------------------------------------------------------------------------
1339 bool wxAMMediaBackend::Pause()
1340 {
1341 return SUCCEEDED( m_pMC->Pause() );
1342 }
1343
1344 //---------------------------------------------------------------------------
1345 // wxAMMediaBackend::Stop
1346 //
1347 // Stops the stream.
1348 //---------------------------------------------------------------------------
1349 bool wxAMMediaBackend::Stop()
1350 {
1351 bool bOK = SUCCEEDED( m_pMC->Stop() );
1352
1353 //We don't care if it can't get to the beginning in directshow -
1354 //it could be a non-seeking filter (wince midi) in which case playing
1355 //starts all over again
1356 SetPosition(0);
1357 return bOK;
1358 }
1359
1360 //---------------------------------------------------------------------------
1361 // wxAMMediaBackend::SetPosition
1362 //
1363 // 1) Translates the current position's time to directshow time,
1364 // which is in a scale of 1 second (in a double)
1365 // 2) Sets the play position of the IMediaSeeking interface -
1366 // passing NULL as the stop position means to keep the old
1367 // stop position
1368 //---------------------------------------------------------------------------
1369 bool wxAMMediaBackend::SetPosition(wxLongLong where)
1370 {
1371 return SUCCEEDED( m_pMS->put_CurrentPosition(
1372 ((LONGLONG)where.GetValue()) / 1000
1373 )
1374 );
1375 }
1376
1377 //---------------------------------------------------------------------------
1378 // wxAMMediaBackend::GetPosition
1379 //
1380 // 1) Obtains the current play and stop positions from IMediaSeeking
1381 // 2) Returns the play position translated to our time base
1382 //---------------------------------------------------------------------------
1383 wxLongLong wxAMMediaBackend::GetPosition()
1384 {
1385 double outCur;
1386 wxAMVERIFY( m_pMS->get_CurrentPosition(&outCur) );
1387
1388 //h,m,s,milli - outdur is in 1 second (double)
1389 return (outCur*1000);
1390 }
1391
1392 //---------------------------------------------------------------------------
1393 // wxAMMediaBackend::GetDuration
1394 //
1395 // 1) Obtains the duration of the media from the IMediaSeeking interface
1396 // 2) Converts that value to our time base, and returns it
1397 //---------------------------------------------------------------------------
1398 wxLongLong wxAMMediaBackend::GetDuration()
1399 {
1400 double outDuration;
1401 wxAMVERIFY( m_pMS->get_Duration(&outDuration) );
1402
1403 //h,m,s,milli - outdur is in 1 second (double)
1404 return (outDuration*1000);
1405 }
1406
1407 //---------------------------------------------------------------------------
1408 // wxAMMediaBackend::GetState
1409 //
1410 // Obtains the state from the IMediaControl interface.
1411 // Note that it's enumeration values for stopping/playing
1412 // etc. are the same as ours, so we just do a straight cast.
1413 // TODO: MS recommends against INFINITE here for
1414 // IMediaControl::GetState- do it in stages
1415 //---------------------------------------------------------------------------
1416 wxMediaState wxAMMediaBackend::GetState()
1417 {
1418 HRESULT hr;
1419 long theState; //OAFilterState
1420 hr = m_pMC->GetState(INFINITE, &theState);
1421
1422 wxASSERT( SUCCEEDED(hr) );
1423
1424 //MSW state is the same as ours
1425 //State_Stopped = 0,
1426 //State_Paused = State_Stopped + 1,
1427 //State_Running = State_Paused + 1
1428
1429 return (wxMediaState) theState;
1430 }
1431
1432 //---------------------------------------------------------------------------
1433 // wxAMMediaBackend::GetPlaybackRate
1434 //
1435 // Pretty simple way of obtaining the playback rate from
1436 // the IMediaSeeking interface
1437 //---------------------------------------------------------------------------
1438 double wxAMMediaBackend::GetPlaybackRate()
1439 {
1440 double dRate;
1441 wxAMVERIFY( m_pMS->get_Rate(&dRate) );
1442 return dRate;
1443 }
1444
1445 //---------------------------------------------------------------------------
1446 // wxAMMediaBackend::SetPlaybackRate
1447 //
1448 // Sets the playback rate of the media - DirectShow is pretty good
1449 // about this, actually
1450 //---------------------------------------------------------------------------
1451 bool wxAMMediaBackend::SetPlaybackRate(double dRate)
1452 {
1453 return SUCCEEDED( m_pMS->put_Rate(dRate) );
1454 }
1455
1456 //---------------------------------------------------------------------------
1457 // wxAMMediaBackend::NotifyWndProc
1458 //
1459 // Here we check to see if DirectShow tells us we've reached the stop
1460 // position in our stream - if it has, it may not actually stop
1461 // the stream - which we need to do...
1462 //---------------------------------------------------------------------------
1463 LRESULT CALLBACK wxAMMediaBackend::NotifyWndProc(HWND hWnd, UINT nMsg,
1464 WPARAM wParam,
1465 LPARAM lParam)
1466 {
1467 wxAMMediaBackend* backend = (wxAMMediaBackend*)
1468 ::GetWindowLong(hWnd, GWL_USERDATA);
1469
1470 return backend->OnNotifyWndProc(hWnd, nMsg, wParam, lParam);
1471 }
1472
1473 LRESULT CALLBACK wxAMMediaBackend::OnNotifyWndProc(HWND hWnd, UINT nMsg,
1474 WPARAM wParam,
1475 LPARAM lParam)
1476 {
1477 if (nMsg == WM_GRAPHNOTIFY)
1478 {
1479 LONG evCode,
1480 evParam1,
1481 evParam2;
1482
1483 //
1484 // DirectShow keeps a list of queued events, and we need
1485 // to go through them one by one, stopping at (Hopefully only one)
1486 // EC_COMPLETE message
1487 //
1488 while(SUCCEEDED(m_pME->GetEvent(&evCode, (LONG_PTR *) &evParam1,
1489 (LONG_PTR *) &evParam2, 0)
1490 )
1491 )
1492 {
1493 // Cleanup memory that GetEvent allocated
1494 wxAMVERIFY( m_pME->FreeEventParams(evCode, evParam1, evParam2) );
1495
1496 // If this is the end of the clip, notify handler
1497 if(1 == evCode) //EC_COMPLETE
1498 {
1499 //send the event to our child
1500 wxMediaEvent theEvent(wxEVT_MEDIA_STOP, m_ctrl->GetId());
1501 m_ctrl->ProcessEvent(theEvent);
1502
1503 //if the user didn't veto it, stop the stream
1504 if (theEvent.IsAllowed())
1505 {
1506 //Interestingly enough, DirectShow does not actually stop
1507 //the filters - even when it reaches the end!
1508 wxVERIFY( Stop() );
1509
1510 //send the event to our child
1511 wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED,
1512 m_ctrl->GetId());
1513 m_ctrl->ProcessEvent(theEvent);
1514 }
1515 }
1516 }
1517 }
1518 return DefWindowProc(hWnd, nMsg, wParam, lParam);
1519 }
1520
1521 //---------------------------------------------------------------------------
1522 // wxAMMediaBackend::Cleanup
1523 //
1524 // 1) Hide/disowns the video window (MS says bad things will happen if
1525 // you don't)
1526 // 2) Releases all the directshow interfaces we use
1527 // TODO: Maybe there's a way to redirect the IMediaControl each time
1528 // we load, rather then creating and destroying the interfaces
1529 // each time?
1530 //---------------------------------------------------------------------------
1531 void wxAMMediaBackend::Cleanup()
1532 {
1533 // Hide then disown the window
1534 if(m_pVW)
1535 {
1536 m_pVW->put_Visible(0); //OSFALSE == 0
1537 m_pVW->put_Owner(NULL);
1538 }
1539
1540 // Release and zero DirectShow interfaces
1541 SAFE_RELEASE(m_pME);
1542 SAFE_RELEASE(m_pMS);
1543 SAFE_RELEASE(m_pBA);
1544 SAFE_RELEASE(m_pBV);
1545 SAFE_RELEASE(m_pVW);
1546 SAFE_RELEASE(m_pMC);
1547
1548 // Get rid of our hidden Window
1549 DestroyWindow(m_hNotifyWnd);
1550 m_hNotifyWnd = NULL;
1551 }
1552
1553
1554 //---------------------------------------------------------------------------
1555 // wxAMMediaBackend::GetVideoSize
1556 //
1557 // Obtains the cached original video size
1558 //---------------------------------------------------------------------------
1559 wxSize wxAMMediaBackend::GetVideoSize() const
1560 {
1561 return m_bestSize;
1562 }
1563
1564 //---------------------------------------------------------------------------
1565 // wxAMMediaBackend::Move
1566 //
1567 // Resizes the IVideoWindow to the size of the control window
1568 //---------------------------------------------------------------------------
1569 void wxAMMediaBackend::Move(int WXUNUSED(x), int WXUNUSED(y), int w, int h)
1570 {
1571 if(m_hNotifyWnd && m_bVideo)
1572 {
1573 wxAMVERIFY( m_pVW->SetWindowPosition(0, 0, w, h) );
1574 }
1575 }
1576
1577 //---------------------------------------------------------------------------
1578 // End of wxAMMediaBackend
1579 //---------------------------------------------------------------------------
1580 #endif //wxUSE_DIRECTSHOW
1581
1582 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1583 //
1584 // wxMCIMediaBackend
1585 //
1586 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1587
1588
1589 IMPLEMENT_DYNAMIC_CLASS(wxMCIMediaBackend, wxMediaBackend);
1590
1591 //---------------------------------------------------------------------------
1592 // Usual debugging macros for MCI returns
1593 //---------------------------------------------------------------------------
1594
1595 #ifdef __WXDEBUG__
1596 #define wxMCIVERIFY(arg) \
1597 { \
1598 DWORD nRet; \
1599 if ( (nRet = (arg)) != 0) \
1600 { \
1601 TCHAR sz[5000]; \
1602 mciGetErrorString(nRet, sz, 5000); \
1603 wxFAIL_MSG(wxString::Format(_T("MCI Error:%s"), sz)); \
1604 } \
1605 }
1606 #else
1607 #define wxMCIVERIFY(arg) (arg);
1608 #endif
1609
1610 //---------------------------------------------------------------------------
1611 // Simulation for <digitalv.h>
1612 //
1613 // Mingw and possibly other compilers don't have the digitalv.h header
1614 // that is needed to have some essential features of mci work with
1615 // windows - so we provide the declarations for the types we use here
1616 //---------------------------------------------------------------------------
1617
1618 typedef struct {
1619 DWORD_PTR dwCallback;
1620 #ifdef MCI_USE_OFFEXT
1621 POINT ptOffset;
1622 POINT ptExtent;
1623 #else
1624 RECT rc;
1625 #endif
1626 } MCI_DGV_RECT_PARMS;
1627
1628 typedef struct {
1629 DWORD_PTR dwCallback;
1630 HWND hWnd;
1631 #ifndef _WIN32
1632 WORD wReserved1;
1633 #endif
1634 UINT nCmdShow;
1635 #ifndef _WIN32
1636 WORD wReserved2;
1637 #endif
1638 wxChar* lpstrText;
1639 } MCI_DGV_WINDOW_PARMS;
1640
1641 typedef struct {
1642 DWORD_PTR dwCallback;
1643 DWORD dwTimeFormat;
1644 DWORD dwAudio;
1645 DWORD dwFileFormat;
1646 DWORD dwSpeed;
1647 } MCI_DGV_SET_PARMS;
1648
1649 //---------------------------------------------------------------------------
1650 // wxMCIMediaBackend Constructor
1651 //
1652 // Here we don't need to do much except say we don't have any video :)
1653 //---------------------------------------------------------------------------
1654 wxMCIMediaBackend::wxMCIMediaBackend() : m_hNotifyWnd(NULL), m_bVideo(false)
1655 {
1656 }
1657
1658 //---------------------------------------------------------------------------
1659 // wxMCIMediaBackend Destructor
1660 //
1661 // We close the mci device - note that there may not be an mci device here,
1662 // or it may fail - but we don't really care, since we're destructing
1663 //---------------------------------------------------------------------------
1664 wxMCIMediaBackend::~wxMCIMediaBackend()
1665 {
1666 if(m_hNotifyWnd)
1667 {
1668 mciSendCommand(m_hDev, MCI_CLOSE, 0, 0);
1669 DestroyWindow(m_hNotifyWnd);
1670 m_hNotifyWnd = NULL;
1671 }
1672 }
1673
1674 //---------------------------------------------------------------------------
1675 // wxMCIMediaBackend::Create
1676 //
1677 // Here we just tell wxMediaCtrl that mci does exist (which it does, on all
1678 // msw systems, at least in some form dating back to win16 days)
1679 //---------------------------------------------------------------------------
1680 bool wxMCIMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent,
1681 wxWindowID id,
1682 const wxPoint& pos,
1683 const wxSize& size,
1684 long style,
1685 const wxValidator& validator,
1686 const wxString& name)
1687 {
1688 //
1689 // Create window
1690 // By default wxWindow(s) is created with a border -
1691 // so we need to get rid of those, and create with
1692 // wxCLIP_CHILDREN, so that if the driver/backend
1693 // is a child window, it refereshes properly
1694 //
1695 if ( !ctrl->wxControl::Create(parent, id, pos, size,
1696 (style & ~wxBORDER_MASK) | wxBORDER_NONE | wxCLIP_CHILDREN,
1697 validator, name) )
1698 return false;
1699
1700 m_ctrl = ctrl;
1701 return true;
1702 }
1703
1704 //---------------------------------------------------------------------------
1705 // wxMCIMediaBackend::Load (file version)
1706 //
1707 // Here we have MCI load a file and device, set the time format to our
1708 // default (milliseconds), and set the video (if any) to play in the control
1709 //---------------------------------------------------------------------------
1710 bool wxMCIMediaBackend::Load(const wxString& fileName)
1711 {
1712 //
1713 //if the user already called load close the previous MCI device
1714 //
1715 if(m_hNotifyWnd)
1716 {
1717 mciSendCommand(m_hDev, MCI_CLOSE, 0, 0);
1718 DestroyWindow(m_hNotifyWnd);
1719 m_hNotifyWnd = NULL;
1720 }
1721
1722 //
1723 //Opens a file and has MCI select a device. Normally you'd put
1724 //MCI_OPEN_TYPE in addition to MCI_OPEN_ELEMENT - however if you
1725 //omit this it tells MCI to select the device instead. This is
1726 //good because we have no reliable way of "enumerating" the devices
1727 //in MCI
1728 //
1729 MCI_OPEN_PARMS openParms;
1730 openParms.lpstrElementName = (wxChar*) fileName.c_str();
1731
1732 if ( mciSendCommand(0, MCI_OPEN, MCI_OPEN_ELEMENT,
1733 (DWORD)(LPVOID)&openParms) != 0)
1734 return false;
1735
1736 m_hDev = openParms.wDeviceID;
1737
1738 //
1739 //Now set the time format for the device to milliseconds
1740 //
1741 MCI_SET_PARMS setParms;
1742 setParms.dwCallback = 0;
1743 setParms.dwTimeFormat = MCI_FORMAT_MILLISECONDS;
1744
1745 if (mciSendCommand(m_hDev, MCI_SET, MCI_SET_TIME_FORMAT,
1746 (DWORD)(LPVOID)&setParms) != 0)
1747 return false;
1748
1749 //
1750 //Now tell the MCI device to display the video in our wxMediaCtrl
1751 //
1752 MCI_DGV_WINDOW_PARMS windowParms;
1753 windowParms.hWnd = (HWND)m_ctrl->GetHandle();
1754
1755 m_bVideo = (mciSendCommand(m_hDev, MCI_WINDOW,
1756 0x00010000L, //MCI_DGV_WINDOW_HWND
1757 (DWORD)(LPVOID)&windowParms) == 0);
1758
1759 //
1760 // Create a hidden window and register to handle
1761 // MCI events
1762 // Note that wxCanvasClassName is already registered
1763 // and used by all wxWindows and normal wxControls
1764 //
1765 m_hNotifyWnd = ::CreateWindow
1766 (
1767 wxCanvasClassName,
1768 NULL,
1769 0, 0, 0, 0,
1770 0,
1771 (HWND) NULL,
1772 (HMENU)NULL,
1773 wxGetInstance(),
1774 (LPVOID) NULL
1775 );
1776
1777 if(!m_hNotifyWnd)
1778 {
1779 wxLogSysError( wxT("Could not create hidden needed for ")
1780 wxT("registering for DirectShow events!") );
1781
1782 return false;
1783 }
1784
1785 ::SetWindowLong(m_hNotifyWnd, GWL_WNDPROC,
1786 (LONG)wxMCIMediaBackend::NotifyWndProc);
1787
1788 ::SetWindowLong(m_hNotifyWnd, GWL_USERDATA,
1789 (LONG) this);
1790
1791 //
1792 //Here, if the parent of the control has a sizer - we
1793 //tell it to recalculate the size of this control since
1794 //the user opened a seperate media file
1795 //
1796 m_ctrl->InvalidateBestSize();
1797 m_ctrl->GetParent()->Layout();
1798 m_ctrl->GetParent()->Refresh();
1799 m_ctrl->GetParent()->Update();
1800
1801 return true;
1802 }
1803
1804 //---------------------------------------------------------------------------
1805 // wxMCIMediaBackend::Load (URL version)
1806 //
1807 // MCI doesn't support URLs directly (?)
1808 //
1809 // TODO: Use wxURL/wxFileSystem and mmioInstallProc
1810 //---------------------------------------------------------------------------
1811 bool wxMCIMediaBackend::Load(const wxURI& WXUNUSED(location))
1812 {
1813 return false;
1814 }
1815
1816 //---------------------------------------------------------------------------
1817 // wxMCIMediaBackend::Play
1818 //
1819 // Plays/Resumes the MCI device... a couple notes:
1820 // 1) Certain drivers will crash and burn if we don't pass them an
1821 // MCI_PLAY_PARMS, despite the documentation that says otherwise...
1822 // 2) There is a MCI_RESUME command, but MCI_PLAY does the same thing
1823 // and will resume from a stopped state also, so there's no need to
1824 // call both, for example
1825 //---------------------------------------------------------------------------
1826 bool wxMCIMediaBackend::Play()
1827 {
1828 MCI_PLAY_PARMS playParms;
1829 playParms.dwCallback = (DWORD)m_hNotifyWnd;
1830
1831 bool bOK = ( mciSendCommand(m_hDev, MCI_PLAY, MCI_NOTIFY,
1832 (DWORD)(LPVOID)&playParms) == 0 );
1833
1834 if(bOK)
1835 m_ctrl->Show(m_bVideo);
1836
1837 return bOK;
1838 }
1839
1840 //---------------------------------------------------------------------------
1841 // wxMCIMediaBackend::Pause
1842 //
1843 // Pauses the MCI device - nothing special
1844 //---------------------------------------------------------------------------
1845 bool wxMCIMediaBackend::Pause()
1846 {
1847 return (mciSendCommand(m_hDev, MCI_PAUSE, MCI_WAIT, 0) == 0);
1848 }
1849
1850 //---------------------------------------------------------------------------
1851 // wxMCIMediaBackend::Stop
1852 //
1853 // Stops the MCI device & seeks to the beginning as wxMediaCtrl docs outline
1854 //---------------------------------------------------------------------------
1855 bool wxMCIMediaBackend::Stop()
1856 {
1857 return (mciSendCommand(m_hDev, MCI_STOP, MCI_WAIT, 0) == 0) &&
1858 (mciSendCommand(m_hDev, MCI_SEEK, MCI_SEEK_TO_START, 0) == 0);
1859 }
1860
1861 //---------------------------------------------------------------------------
1862 // wxMCIMediaBackend::GetState
1863 //
1864 // Here we get the state and convert it to a wxMediaState -
1865 // since we use direct comparisons with MCI_MODE_PLAY and
1866 // MCI_MODE_PAUSE, we don't care if the MCI_STATUS call
1867 // fails or not
1868 //---------------------------------------------------------------------------
1869 wxMediaState wxMCIMediaBackend::GetState()
1870 {
1871 MCI_STATUS_PARMS statusParms;
1872 statusParms.dwItem = MCI_STATUS_MODE;
1873
1874 mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM,
1875 (DWORD)(LPVOID)&statusParms);
1876
1877 if(statusParms.dwReturn == MCI_MODE_PAUSE)
1878 return wxMEDIASTATE_PAUSED;
1879 else if(statusParms.dwReturn == MCI_MODE_PLAY)
1880 return wxMEDIASTATE_PLAYING;
1881 else
1882 return wxMEDIASTATE_STOPPED;
1883 }
1884
1885 //---------------------------------------------------------------------------
1886 // wxMCIMediaBackend::SetPosition
1887 //
1888 // Here we set the position of the device in the stream.
1889 // Note that MCI actually stops the device after you seek it if the
1890 // device is playing/paused, so we need to play the file after
1891 // MCI seeks like normal APIs would
1892 //---------------------------------------------------------------------------
1893 bool wxMCIMediaBackend::SetPosition(wxLongLong where)
1894 {
1895 MCI_SEEK_PARMS seekParms;
1896 seekParms.dwCallback = 0;
1897 #if wxUSE_LONGLONG_NATIVE && !wxUSE_LONGLONG_WX
1898 seekParms.dwTo = (DWORD)where.GetValue();
1899 #else /* wxUSE_LONGLONG_WX */
1900 /* no way to return it in one piece */
1901 wxASSERT( where.GetHi()==0 );
1902 seekParms.dwTo = (DWORD)where.GetLo();
1903 #endif /* wxUSE_LONGLONG_* */
1904
1905 //device was playing?
1906 bool bReplay = GetState() == wxMEDIASTATE_PLAYING;
1907
1908 if( mciSendCommand(m_hDev, MCI_SEEK, MCI_TO,
1909 (DWORD)(LPVOID)&seekParms) != 0)
1910 return false;
1911
1912 //If the device was playing, resume it
1913 if (bReplay)
1914 return Play();
1915 else
1916 return true;
1917 }
1918
1919 //---------------------------------------------------------------------------
1920 // wxMCIMediaBackend::GetPosition
1921 //
1922 // Gets the position of the device in the stream using the current
1923 // time format... nothing special here...
1924 //---------------------------------------------------------------------------
1925 wxLongLong wxMCIMediaBackend::GetPosition()
1926 {
1927 MCI_STATUS_PARMS statusParms;
1928 statusParms.dwItem = MCI_STATUS_POSITION;
1929
1930 if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM,
1931 (DWORD)(LPSTR)&statusParms) != 0)
1932 return 0;
1933
1934 return statusParms.dwReturn;
1935 }
1936
1937 //---------------------------------------------------------------------------
1938 // wxMCIMediaBackend::GetDuration
1939 //
1940 // Gets the duration of the stream... nothing special
1941 //---------------------------------------------------------------------------
1942 wxLongLong wxMCIMediaBackend::GetDuration()
1943 {
1944 MCI_STATUS_PARMS statusParms;
1945 statusParms.dwItem = MCI_STATUS_LENGTH;
1946
1947 if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM,
1948 (DWORD)(LPSTR)&statusParms) != 0)
1949 return 0;
1950
1951 return statusParms.dwReturn;
1952 }
1953
1954 //---------------------------------------------------------------------------
1955 // wxMCIMediaBackend::Move
1956 //
1957 // Moves the window to a location
1958 //---------------------------------------------------------------------------
1959 void wxMCIMediaBackend::Move(int WXUNUSED(x), int WXUNUSED(y),
1960 int w, int h)
1961 {
1962 if (m_hNotifyWnd && m_bVideo)
1963 {
1964 MCI_DGV_RECT_PARMS putParms; //ifdefed MCI_DGV_PUT_PARMS
1965 putParms.rc.top = 0;
1966 putParms.rc.bottom = 0;
1967 putParms.rc.right = w;
1968 putParms.rc.bottom = h;
1969
1970 wxMCIVERIFY( mciSendCommand(m_hDev, MCI_PUT,
1971 0x00040000L, //MCI_DGV_PUT_DESTINATION
1972 (DWORD)(LPSTR)&putParms) );
1973 }
1974 }
1975
1976 //---------------------------------------------------------------------------
1977 // wxMCIMediaBackend::GetVideoSize
1978 //
1979 // Gets the original size of the movie for sizers
1980 //---------------------------------------------------------------------------
1981 wxSize wxMCIMediaBackend::GetVideoSize() const
1982 {
1983 if(m_bVideo)
1984 {
1985 MCI_DGV_RECT_PARMS whereParms; //ifdefed MCI_DGV_WHERE_PARMS
1986
1987 wxMCIVERIFY( mciSendCommand(m_hDev, MCI_WHERE,
1988 0x00020000L, //MCI_DGV_WHERE_SOURCE
1989 (DWORD)(LPSTR)&whereParms) );
1990
1991 return wxSize(whereParms.rc.right, whereParms.rc.bottom);
1992 }
1993 return wxSize(0,0);
1994 }
1995
1996 //---------------------------------------------------------------------------
1997 // wxMCIMediaBackend::GetPlaybackRate
1998 //
1999 // TODO
2000 //---------------------------------------------------------------------------
2001 double wxMCIMediaBackend::GetPlaybackRate()
2002 {
2003 return 1.0;
2004 }
2005
2006 //---------------------------------------------------------------------------
2007 // wxMCIMediaBackend::SetPlaybackRate
2008 //
2009 // TODO
2010 //---------------------------------------------------------------------------
2011 bool wxMCIMediaBackend::SetPlaybackRate(double WXUNUSED(dRate))
2012 {
2013 /*
2014 MCI_WAVE_SET_SAMPLESPERSEC
2015 MCI_DGV_SET_PARMS setParms;
2016 setParms.dwSpeed = (DWORD) (dRate * 1000.0);
2017
2018 return (mciSendCommand(m_hDev, MCI_SET,
2019 0x00020000L, //MCI_DGV_SET_SPEED
2020 (DWORD)(LPSTR)&setParms) == 0);
2021 */
2022 return false;
2023 }
2024
2025 //---------------------------------------------------------------------------
2026 // [static] wxMCIMediaBackend::MSWWindowProc
2027 //
2028 // Here we process a message when MCI reaches the stopping point
2029 // in the stream
2030 //---------------------------------------------------------------------------
2031 LRESULT CALLBACK wxMCIMediaBackend::NotifyWndProc(HWND hWnd, UINT nMsg,
2032 WPARAM wParam,
2033 LPARAM lParam)
2034 {
2035 wxMCIMediaBackend* backend = (wxMCIMediaBackend*)
2036 ::GetWindowLong(hWnd, GWL_USERDATA);
2037 wxASSERT(backend);
2038
2039 return backend->OnNotifyWndProc(hWnd, nMsg, wParam, lParam);
2040 }
2041
2042 LRESULT CALLBACK wxMCIMediaBackend::OnNotifyWndProc(HWND hWnd, UINT nMsg,
2043 WPARAM wParam,
2044 LPARAM lParam)
2045 {
2046 if(nMsg == MM_MCINOTIFY)
2047 {
2048 wxASSERT(lParam == (LPARAM) m_hDev);
2049 if(wParam == MCI_NOTIFY_SUCCESSFUL && lParam == (LPARAM)m_hDev)
2050 {
2051 wxMediaEvent theEvent(wxEVT_MEDIA_STOP, m_ctrl->GetId());
2052 m_ctrl->ProcessEvent(theEvent);
2053
2054 if(theEvent.IsAllowed())
2055 {
2056 wxMCIVERIFY( mciSendCommand(m_hDev, MCI_SEEK,
2057 MCI_SEEK_TO_START, 0) );
2058
2059 //send the event to our child
2060 wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED,
2061 m_ctrl->GetId());
2062 m_ctrl->ProcessEvent(theEvent);
2063 }
2064 }
2065 }
2066 return DefWindowProc(hWnd, nMsg, wParam, lParam);
2067 }
2068 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2069 //
2070 // wxQTMediaBackend
2071 //
2072 // TODO: Use a less cludgy way to pause/get state/set state
2073 // TODO: Dynamically load from qtml.dll
2074 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2075
2076 #if wxUSE_QUICKTIME
2077
2078 IMPLEMENT_DYNAMIC_CLASS(wxQTMediaBackend, wxMediaBackend);
2079
2080 //Time between timer calls
2081 #define MOVIE_DELAY 100
2082
2083 #include "wx/timer.h"
2084
2085 // --------------------------------------------------------------------------
2086 // wxQTTimer - Handle Asyncronous Playing
2087 // --------------------------------------------------------------------------
2088 class _wxQTTimer : public wxTimer
2089 {
2090 public:
2091 _wxQTTimer(Movie movie, wxQTMediaBackend* parent, wxQuickTimeLibrary* pLib) :
2092 m_movie(movie), m_bPaused(false), m_parent(parent), m_pLib(pLib)
2093 {
2094 }
2095
2096 ~_wxQTTimer()
2097 {
2098 }
2099
2100 bool GetPaused() {return m_bPaused;}
2101 void SetPaused(bool bPaused) {m_bPaused = bPaused;}
2102
2103 //-----------------------------------------------------------------------
2104 // _wxQTTimer::Notify
2105 //
2106 // 1) Checks to see if the movie is done, and if not continues
2107 // streaming the movie
2108 // 2) Sends the wxEVT_MEDIA_STOP event if we have reached the end of
2109 // the movie.
2110 //-----------------------------------------------------------------------
2111 void Notify()
2112 {
2113 if (!m_bPaused)
2114 {
2115 if(!m_pLib->IsMovieDone(m_movie))
2116 m_pLib->MoviesTask(m_movie, MOVIE_DELAY);
2117 else
2118 {
2119 wxMediaEvent theEvent(wxEVT_MEDIA_STOP,
2120 m_parent->m_ctrl->GetId());
2121 m_parent->m_ctrl->ProcessEvent(theEvent);
2122
2123 if(theEvent.IsAllowed())
2124 {
2125 Stop();
2126 m_parent->Stop();
2127 wxASSERT(m_pLib->GetMoviesError() == noErr);
2128
2129 //send the event to our child
2130 wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED,
2131 m_parent->m_ctrl->GetId());
2132 m_parent->m_ctrl->ProcessEvent(theEvent);
2133 }
2134 }
2135 }
2136 }
2137
2138 protected:
2139 Movie m_movie; //Our movie instance
2140 bool m_bPaused; //Whether we are paused or not
2141 wxQTMediaBackend* m_parent; //Backend pointer
2142 wxQuickTimeLibrary* m_pLib; //Interfaces
2143 };
2144
2145 //---------------------------------------------------------------------------
2146 // wxQTMediaBackend Destructor
2147 //
2148 // Sets m_timer to NULL signifying we havn't loaded anything yet
2149 //---------------------------------------------------------------------------
2150 wxQTMediaBackend::wxQTMediaBackend() : m_timer(NULL)
2151 {
2152 }
2153
2154 //---------------------------------------------------------------------------
2155 // wxQTMediaBackend Destructor
2156 //
2157 // 1) Cleans up the QuickTime movie instance
2158 // 2) Decrements the QuickTime reference counter - if this reaches
2159 // 0, QuickTime shuts down
2160 // 3) Decrements the QuickTime Windows Media Layer reference counter -
2161 // if this reaches 0, QuickTime shuts down the Windows Media Layer
2162 //---------------------------------------------------------------------------
2163 wxQTMediaBackend::~wxQTMediaBackend()
2164 {
2165 if(m_timer)
2166 Cleanup();
2167
2168 if(m_lib.IsOk())
2169 {
2170 //Note that ExitMovies() is not neccessary, but
2171 //the docs are fuzzy on whether or not TerminateQTML is
2172 m_lib.ExitMovies();
2173 m_lib.TerminateQTML();
2174 }
2175 }
2176
2177 //---------------------------------------------------------------------------
2178 // wxQTMediaBackend::CreateControl
2179 //
2180 // 1) Intializes QuickTime
2181 // 2) Creates the control window
2182 //---------------------------------------------------------------------------
2183 bool wxQTMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent,
2184 wxWindowID id,
2185 const wxPoint& pos,
2186 const wxSize& size,
2187 long style,
2188 const wxValidator& validator,
2189 const wxString& name)
2190 {
2191 if(!m_lib.Initialize())
2192 return false;
2193
2194 int nError;
2195 if ((nError = m_lib.InitializeQTML(0)) != noErr) //-2093 no dll
2196 {
2197 wxFAIL_MSG(wxString::Format(wxT("Couldn't Initialize Quicktime-%i"), nError));
2198 return false;
2199 }
2200 m_lib.EnterMovies();
2201
2202 //
2203 // Create window
2204 // By default wxWindow(s) is created with a border -
2205 // so we need to get rid of those
2206 //
2207 // Since we don't have a child window like most other
2208 // backends, we don't need wxCLIP_CHILDREN
2209 //
2210 if ( !ctrl->wxControl::Create(parent, id, pos, size,
2211 (style & ~wxBORDER_MASK) | wxBORDER_NONE,
2212 validator, name) )
2213 return false;
2214
2215 m_ctrl = ctrl;
2216 return true;
2217 }
2218
2219 //---------------------------------------------------------------------------
2220 // wxQTMediaBackend::Load (file version)
2221 //
2222 // 1) Get an FSSpec from the Windows path name
2223 // 2) Open the movie
2224 // 3) Obtain the movie instance from the movie resource
2225 // 4)
2226 //---------------------------------------------------------------------------
2227 bool wxQTMediaBackend::Load(const wxString& fileName)
2228 {
2229 if(m_timer)
2230 Cleanup();
2231
2232 OSErr err = noErr;
2233 short movieResFile;
2234 FSSpec sfFile;
2235
2236 if (m_lib.NativePathNameToFSSpec ((char*) (const char*) fileName.mb_str(),
2237 &sfFile, 0) != noErr)
2238 return false;
2239
2240 if (m_lib.OpenMovieFile (&sfFile, &movieResFile, fsRdPerm) != noErr)
2241 return false;
2242
2243 short movieResID = 0;
2244 Str255 movieName;
2245
2246 err = m_lib.NewMovieFromFile (
2247 &m_movie,
2248 movieResFile,
2249 &movieResID,
2250 movieName,
2251 newMovieActive,
2252 NULL); //wasChanged
2253
2254 m_lib.CloseMovieFile (movieResFile);
2255
2256 if (err != noErr)
2257 return false;
2258
2259 FinishLoad();
2260
2261 return m_lib.GetMoviesError() == noErr;
2262 }
2263
2264 //---------------------------------------------------------------------------
2265 // wxQTMediaBackend::Move
2266 //
2267 // TODO
2268 //---------------------------------------------------------------------------
2269 bool wxQTMediaBackend::Load(const wxURI& location)
2270 {
2271 if(m_timer)
2272 Cleanup();
2273
2274 wxString theURI = location.BuildURI();
2275
2276 OSErr err = noErr;
2277
2278 Handle theHandle = m_lib.NewHandleClear(theURI.length() + 1);
2279 wxASSERT(theHandle);
2280
2281 m_lib.BlockMove(theURI.mb_str(), *theHandle, theURI.length() + 1);
2282
2283 //create the movie from the handle that refers to the URI
2284 err = m_lib.NewMovieFromDataRef(&m_movie, newMovieActive,
2285 NULL, theHandle,
2286 'url'); //URLDataHandlerSubType
2287
2288 m_lib.DisposeHandle(theHandle);
2289
2290 if (err != noErr)
2291 return false;
2292
2293 //preroll movie for streaming
2294 //TODO:Async this?
2295 /*
2296 TimeValue timeNow;
2297 Fixed playRate;
2298 timeNow = GetMovieTime(m_movie, NULL);
2299 playRate = GetMoviePreferredRate(m_movie);
2300 PrePrerollMovie(m_movie, timeNow, playRate, NULL, NULL);
2301 PrerollMovie(m_movie, timeNow, playRate);
2302 m_lib.SetMovieRate(m_movie, playRate);
2303 */
2304
2305 FinishLoad();
2306
2307 return m_lib.GetMoviesError() == noErr;
2308 }
2309
2310 //---------------------------------------------------------------------------
2311 // wxQTMediaBackend::Move
2312 //
2313 // TODO
2314 //---------------------------------------------------------------------------
2315 void wxQTMediaBackend::FinishLoad()
2316 {
2317 m_timer = new _wxQTTimer(m_movie, (wxQTMediaBackend*) this, &m_lib);
2318 wxASSERT(m_timer);
2319
2320 //get the real size of the movie
2321 Rect outRect;
2322 m_lib.GetMovieNaturalBoundsRect (m_movie, &outRect);
2323 wxASSERT(m_lib.GetMoviesError() == noErr);
2324
2325 m_bestSize.x = outRect.right - outRect.left;
2326 m_bestSize.y = outRect.bottom - outRect.top;
2327
2328 //reparent movie/*AudioMediaCharacteristic*/
2329 if(m_lib.GetMovieIndTrackType(m_movie, 1,
2330 'eyes', //VisualMediaCharacteristic,
2331 (1 << 1) //movieTrackCharacteristic
2332 | (1 << 2) //movieTrackEnabledOnly
2333 ) != NULL)
2334 {
2335 m_lib.CreatePortAssociation(m_ctrl->GetHWND(), NULL, 0L);
2336
2337 m_lib.SetMovieGWorld(m_movie,
2338 (CGrafPtr) m_lib.GetNativeWindowPort(m_ctrl->GetHWND()),
2339 NULL);
2340 }
2341
2342 //we want millisecond precision
2343 m_lib.SetMovieTimeScale(m_movie, 1000);
2344 wxASSERT(m_lib.GetMoviesError() == noErr);
2345
2346 //
2347 //Here, if the parent of the control has a sizer - we
2348 //tell it to recalculate the size of this control since
2349 //the user opened a seperate media file
2350 //
2351 m_ctrl->InvalidateBestSize();
2352 m_ctrl->GetParent()->Layout();
2353 m_ctrl->GetParent()->Refresh();
2354 m_ctrl->GetParent()->Update();
2355 }
2356
2357 //---------------------------------------------------------------------------
2358 // wxQTMediaBackend::Move
2359 //
2360 // TODO
2361 //---------------------------------------------------------------------------
2362 bool wxQTMediaBackend::Play()
2363 {
2364 m_lib.StartMovie(m_movie);
2365 m_timer->SetPaused(false);
2366 m_timer->Start(MOVIE_DELAY, wxTIMER_CONTINUOUS);
2367 return m_lib.GetMoviesError() == noErr;
2368 }
2369
2370 //---------------------------------------------------------------------------
2371 // wxQTMediaBackend::Move
2372 //
2373 // TODO
2374 //---------------------------------------------------------------------------
2375 bool wxQTMediaBackend::Pause()
2376 {
2377 m_lib.StopMovie(m_movie);
2378 m_timer->SetPaused(true);
2379 m_timer->Stop();
2380 return m_lib.GetMoviesError() == noErr;
2381 }
2382
2383 //---------------------------------------------------------------------------
2384 // wxQTMediaBackend::Move
2385 //
2386 // TODO
2387 //---------------------------------------------------------------------------
2388 bool wxQTMediaBackend::Stop()
2389 {
2390 m_timer->SetPaused(false);
2391 m_timer->Stop();
2392
2393 m_lib.StopMovie(m_movie);
2394 if(m_lib.GetMoviesError() != noErr)
2395 return false;
2396
2397 m_lib.GoToBeginningOfMovie(m_movie);
2398 return m_lib.GetMoviesError() == noErr;
2399 }
2400
2401 //---------------------------------------------------------------------------
2402 // wxQTMediaBackend::Move
2403 //
2404 // TODO
2405 //---------------------------------------------------------------------------
2406 double wxQTMediaBackend::GetPlaybackRate()
2407 {
2408 return ( ((double)m_lib.GetMovieRate(m_movie)) / 0x10000);
2409 }
2410
2411 //---------------------------------------------------------------------------
2412 // wxQTMediaBackend::Move
2413 //
2414 // TODO
2415 //---------------------------------------------------------------------------
2416 bool wxQTMediaBackend::SetPlaybackRate(double dRate)
2417 {
2418 m_lib.SetMovieRate(m_movie, (Fixed) (dRate * 0x10000));
2419 return m_lib.GetMoviesError() == noErr;
2420 }
2421
2422 //---------------------------------------------------------------------------
2423 // wxQTMediaBackend::Move
2424 //
2425 // TODO
2426 //---------------------------------------------------------------------------
2427 bool wxQTMediaBackend::SetPosition(wxLongLong where)
2428 {
2429 TimeRecord theTimeRecord;
2430 memset(&theTimeRecord, 0, sizeof(TimeRecord));
2431 theTimeRecord.value.lo = where.GetValue();
2432 theTimeRecord.scale = m_lib.GetMovieTimeScale(m_movie);
2433 theTimeRecord.base = m_lib.GetMovieTimeBase(m_movie);
2434 m_lib.SetMovieTime(m_movie, &theTimeRecord);
2435
2436 if (m_lib.GetMoviesError() != noErr)
2437 return false;
2438
2439 return true;
2440 }
2441
2442 //---------------------------------------------------------------------------
2443 // wxQTMediaBackend::GetPosition
2444 //
2445 // 1) Calls GetMovieTime to get the position we are in in the movie
2446 // in milliseconds (we called
2447 //---------------------------------------------------------------------------
2448 wxLongLong wxQTMediaBackend::GetPosition()
2449 {
2450 return m_lib.GetMovieTime(m_movie, NULL);
2451 }
2452
2453 //---------------------------------------------------------------------------
2454 // wxQTMediaBackend::Move
2455 //
2456 // TODO
2457 //---------------------------------------------------------------------------
2458 wxLongLong wxQTMediaBackend::GetDuration()
2459 {
2460 return m_lib.GetMovieDuration(m_movie);
2461 }
2462
2463 //---------------------------------------------------------------------------
2464 // wxQTMediaBackend::Move
2465 //
2466 // TODO
2467 //---------------------------------------------------------------------------
2468 wxMediaState wxQTMediaBackend::GetState()
2469 {
2470 if ( !m_timer || (m_timer->IsRunning() == false &&
2471 m_timer->GetPaused() == false) )
2472 return wxMEDIASTATE_STOPPED;
2473
2474 if( m_timer->IsRunning() == true )
2475 return wxMEDIASTATE_PLAYING;
2476 else
2477 return wxMEDIASTATE_PAUSED;
2478 }
2479
2480 //---------------------------------------------------------------------------
2481 // wxQTMediaBackend::Move
2482 //
2483 // TODO
2484 //---------------------------------------------------------------------------
2485 void wxQTMediaBackend::Cleanup()
2486 {
2487 delete m_timer;
2488 m_timer = NULL;
2489
2490 m_lib.StopMovie(m_movie);
2491 m_lib.DisposeMovie(m_movie);
2492 }
2493
2494 //---------------------------------------------------------------------------
2495 // wxQTMediaBackend::Move
2496 //
2497 // TODO
2498 //---------------------------------------------------------------------------
2499 wxSize wxQTMediaBackend::GetVideoSize() const
2500 {
2501 return m_bestSize;
2502 }
2503
2504 //---------------------------------------------------------------------------
2505 // wxQTMediaBackend::Move
2506 //
2507 // TODO
2508 //---------------------------------------------------------------------------
2509 void wxQTMediaBackend::Move(int WXUNUSED(x), int WXUNUSED(y), int w, int h)
2510 {
2511 if(m_timer)
2512 {
2513 Rect theRect = {0, 0, h, w};
2514
2515 m_lib.SetMovieBox(m_movie, &theRect);
2516 wxASSERT(m_lib.GetMoviesError() == noErr);
2517 }
2518 }
2519
2520 //---------------------------------------------------------------------------
2521 // End QT Compilation Guard
2522 //---------------------------------------------------------------------------
2523 #endif //wxUSE_QUICKTIME
2524
2525 //in source file that contains stuff you don't directly use
2526 #include <wx/html/forcelnk.h>
2527 FORCE_LINK_ME(basewxmediabackends);
2528
2529 //---------------------------------------------------------------------------
2530 // End wxMediaCtrl Compilation Guard and this file
2531 //---------------------------------------------------------------------------
2532 #endif //wxUSE_MEDIACTRL
2533
2534
wxWidgets (Impactor)