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1 | // ------------------------------------------------------------------------- |
2 | // Name: vidxanm.cpp | |
3 | // Purpose: wxMMedia | |
4 | // Author: Guilhem Lavaux | |
5 | // Created: 1997 | |
6 | // Updated: 1998 | |
7 | // Copyright: (C) 1997, 1998, 1999 Guilhem Lavaux | |
8 | // License: wxWindows license | |
9 | // ------------------------------------------------------------------------- | |
10 | ||
11 | #ifdef __GNUG__ | |
12 | #pragma implementation "vidxanm.h" | |
13 | #endif | |
14 | ||
15 | #include <wx/wxprec.h> | |
16 | ||
17 | #ifndef WX_PRECOMP | |
18 | #include <wx/wx.h> | |
19 | #endif | |
20 | ||
21 | // Pizza ! | |
22 | #include <wx/gtk/win_gtk.h> | |
23 | ||
24 | #include <X11/Xlib.h> | |
25 | #include <X11/Intrinsic.h> | |
26 | #ifdef __WXGTK__ | |
27 | #include <gtk/gtkwidget.h> | |
28 | #include <gtk/gtkwindow.h> | |
29 | #include <gdk/gdk.h> | |
30 | #include <gdk/gdkprivate.h> | |
31 | #endif | |
32 | ||
33 | #include <wx/filefn.h> | |
34 | #include <wx/wfstream.h> | |
35 | #include <wx/datstrm.h> | |
36 | #include <wx/tokenzr.h> | |
37 | ||
38 | #define WXMMEDIA_INTERNAL | |
39 | #include "wx/mmedia/vidbase.h" | |
40 | #include "wx/mmedia/vidxanm.h" | |
41 | ||
42 | IMPLEMENT_DYNAMIC_CLASS(wxVideoXANIM, wxVideoBaseDriver) | |
43 | ||
44 | // ------------------------------------------------------------------------- | |
45 | // End process detector | |
46 | ||
47 | class wxVideoXANIMProcess: public wxProcess { | |
48 | public: | |
49 | wxVideoXANIMProcess(wxVideoXANIM *xanim); | |
50 | ||
51 | void OnTerminate(int pid, int status); | |
52 | ||
53 | protected: | |
54 | wxVideoXANIM *m_vid_xanim; | |
55 | }; | |
56 | ||
57 | class wxVideoXANIMOutput: public wxProcess { | |
58 | public: | |
59 | wxVideoXANIMOutput(); | |
60 | ||
61 | void OnTerminate(int pid, int status); | |
62 | ||
63 | bool IsTerminated() const; | |
64 | protected: | |
65 | bool m_terminated; | |
66 | }; | |
67 | ||
68 | // ------------------------------------------------------------------------- | |
69 | // XAnim video driver (process handling implementation) | |
70 | ||
71 | wxVideoXANIMProcess::wxVideoXANIMProcess(wxVideoXANIM *xanim) | |
72 | { | |
73 | m_vid_xanim = xanim; | |
74 | } | |
75 | ||
76 | void wxVideoXANIMProcess::OnTerminate(int WXUNUSED(pid), int WXUNUSED(status)) | |
77 | { | |
78 | m_vid_xanim->m_xanim_started = FALSE; | |
79 | m_vid_xanim->OnFinished(); | |
80 | } | |
81 | ||
82 | wxVideoXANIMOutput::wxVideoXANIMOutput() | |
83 | : wxProcess(NULL, -1) | |
84 | { | |
85 | m_terminated = FALSE; | |
86 | Redirect(); | |
87 | } | |
88 | ||
89 | bool wxVideoXANIMOutput::IsTerminated() const | |
90 | { | |
91 | return m_terminated; | |
92 | } | |
93 | ||
94 | void wxVideoXANIMOutput::OnTerminate(int pid, int status) | |
95 | { | |
96 | m_terminated = TRUE; | |
97 | } | |
98 | ||
99 | // ------------------------------------------------------------------------- | |
100 | // XAnim video driver (implementation) | |
101 | ||
102 | wxVideoXANIM::wxVideoXANIM() | |
103 | : wxVideoBaseDriver() | |
104 | { | |
105 | m_internal = new wxXANIMinternal; | |
106 | m_xanim_detector = new wxVideoXANIMProcess(this); | |
107 | m_xanim_started = FALSE; | |
108 | m_paused = FALSE; | |
109 | m_filename = ""; | |
110 | m_remove_file = FALSE; | |
111 | } | |
112 | ||
113 | wxVideoXANIM::wxVideoXANIM(wxInputStream& str) | |
114 | : wxVideoBaseDriver(str) | |
115 | { | |
116 | m_internal = new wxXANIMinternal; | |
117 | m_xanim_detector = new wxVideoXANIMProcess(this); | |
118 | m_xanim_started = FALSE; | |
119 | m_paused = FALSE; | |
120 | m_size[0] = 0; | |
121 | m_size[1] = 0; | |
122 | ||
123 | m_filename = wxGetTempFileName("vidxa"); | |
124 | m_remove_file = TRUE; | |
125 | wxFileOutputStream fout(m_filename); | |
126 | ||
127 | fout << str; | |
128 | ||
129 | CollectInfo(); | |
130 | } | |
131 | ||
132 | wxVideoXANIM::wxVideoXANIM(const wxString& filename) | |
133 | { | |
134 | m_internal = new wxXANIMinternal; | |
135 | m_xanim_detector = new wxVideoXANIMProcess(this); | |
136 | m_xanim_started = FALSE; | |
137 | m_paused = FALSE; | |
138 | ||
139 | m_filename = filename; | |
140 | m_remove_file = FALSE; | |
141 | m_size[0] = 0; | |
142 | m_size[1] = 0; | |
143 | ||
144 | CollectInfo(); | |
145 | } | |
146 | ||
147 | wxVideoXANIM::~wxVideoXANIM() | |
148 | { | |
149 | if (m_xanim_started) | |
150 | Stop(); | |
151 | delete m_internal; | |
152 | delete m_xanim_detector; | |
153 | ||
154 | if (m_remove_file) | |
155 | wxRemoveFile(m_filename); | |
156 | } | |
157 | ||
158 | // ------------------------------------------------------------------------- | |
159 | // Movie controller | |
160 | ||
161 | bool wxVideoXANIM::Play() | |
162 | { | |
163 | if (!m_paused && m_xanim_started) | |
164 | return TRUE; | |
165 | if (!m_video_output) { | |
166 | wxVideoCreateFrame(this); | |
167 | return TRUE; | |
168 | } | |
169 | ||
170 | // The movie starts with xanim | |
171 | if (RestartXANIM()) { | |
172 | m_paused = FALSE; | |
173 | return TRUE; | |
174 | } | |
175 | return FALSE; | |
176 | } | |
177 | ||
178 | bool wxVideoXANIM::Pause() | |
179 | { | |
180 | if (!m_paused && SendCommand(" ")) { | |
181 | m_paused = TRUE; | |
182 | return TRUE; | |
183 | } | |
184 | return FALSE; | |
185 | } | |
186 | ||
187 | bool wxVideoXANIM::Resume() | |
188 | { | |
189 | if (m_paused && SendCommand(" ")) { | |
190 | m_paused = FALSE; | |
191 | return TRUE; | |
192 | } | |
193 | return FALSE; | |
194 | } | |
195 | ||
196 | bool wxVideoXANIM::Stop() | |
197 | { | |
198 | if (!m_xanim_started) | |
199 | return FALSE; | |
200 | ||
201 | SendCommand("q"); | |
202 | ||
203 | // We are waiting for the termination of the subprocess. | |
204 | while (m_xanim_started) { | |
205 | wxYield(); | |
206 | } | |
207 | ||
208 | m_paused = FALSE; | |
209 | ||
210 | return TRUE; | |
211 | } | |
212 | ||
213 | // ------------------------------------------------------------------------- | |
214 | // Movie size controller | |
215 | ||
216 | bool wxVideoXANIM::SetSize(wxSize size) | |
217 | { | |
218 | if (!m_video_output) | |
219 | return FALSE; | |
220 | ||
221 | m_video_output->SetSize(size.GetWidth(), size.GetHeight()); | |
222 | return FALSE; | |
223 | } | |
224 | ||
225 | bool wxVideoXANIM::GetSize(wxSize& size) const | |
226 | { | |
227 | if (m_size[0] == 0) | |
228 | return FALSE; | |
229 | size.Set(m_size[0], m_size[1]); | |
230 | return TRUE; | |
231 | } | |
232 | ||
233 | // ------------------------------------------------------------------------- | |
234 | // Capabilities of XAnim | |
235 | ||
236 | bool wxVideoXANIM::IsCapable(wxVideoType v_type) const | |
237 | { | |
238 | if (v_type == wxVIDEO_MSAVI || v_type == wxVIDEO_MPEG || | |
239 | v_type == wxVIDEO_QT || v_type == wxVIDEO_GIF || v_type == wxVIDEO_JMOV || | |
240 | v_type == wxVIDEO_FLI || v_type == wxVIDEO_IFF || v_type == wxVIDEO_SGI) | |
241 | return TRUE; | |
242 | else | |
243 | return FALSE; | |
244 | } | |
245 | ||
246 | // ------------------------------------------------------------------------- | |
247 | // Movie state | |
248 | ||
249 | wxString wxVideoXANIM::GetMovieCodec() const | |
250 | { | |
251 | if (m_size[0] == 0) | |
252 | return wxT(""); | |
253 | return m_movieCodec; | |
254 | } | |
255 | ||
256 | wxString wxVideoXANIM::GetAudioCodec() const | |
257 | { | |
258 | if (m_size[0] == 0) | |
259 | return wxT(""); | |
260 | return m_audioCodec; | |
261 | } | |
262 | ||
263 | wxUint32 wxVideoXANIM::GetSampleRate() const | |
264 | { | |
265 | if (m_size[0] == 0) | |
266 | return 0; | |
267 | return m_sampleRate; | |
268 | } | |
269 | ||
270 | wxUint8 wxVideoXANIM::GetChannels() const | |
271 | { | |
272 | if (m_size[0] == 0) | |
273 | return 0; | |
274 | return m_channels; | |
275 | } | |
276 | ||
277 | wxUint8 wxVideoXANIM::GetBPS() const | |
278 | { | |
279 | if (m_size[0] == 0) | |
280 | return 0; | |
281 | return m_bps; | |
282 | } | |
283 | ||
284 | double wxVideoXANIM::GetFrameRate() const | |
285 | { | |
286 | if (m_size[0] == 0) | |
287 | return 0.0; | |
288 | return m_frameRate; | |
289 | } | |
290 | ||
291 | wxUint32 wxVideoXANIM::GetNbFrames() const | |
292 | { | |
293 | if (m_size[0] == 0) | |
294 | return 0; | |
295 | return m_frames; | |
296 | } | |
297 | ||
298 | ||
299 | bool wxVideoXANIM::IsPaused() const | |
300 | { | |
301 | return m_paused; | |
302 | } | |
303 | ||
304 | bool wxVideoXANIM::IsStopped() const | |
305 | { | |
306 | return !m_xanim_started; | |
307 | } | |
308 | ||
309 | // ------------------------------------------------------------------------- | |
310 | // Output management | |
311 | ||
312 | bool wxVideoXANIM::AttachOutput(wxWindow& out) | |
313 | { | |
314 | if (!wxVideoBaseDriver::AttachOutput(out)) | |
315 | return FALSE; | |
316 | ||
317 | return TRUE; | |
318 | } | |
319 | ||
320 | void wxVideoXANIM::DetachOutput() | |
321 | { | |
322 | SendCommand("q"); | |
323 | m_xanim_started = FALSE; | |
324 | m_paused = FALSE; | |
325 | ||
326 | wxVideoBaseDriver::DetachOutput(); | |
327 | } | |
328 | ||
329 | // ------------------------------------------------------------------------- | |
330 | // Lowlevel XAnim controller | |
331 | ||
332 | bool wxVideoXANIM::SendCommand(const char *command, char **ret, | |
333 | wxUint32 *size) | |
334 | { | |
335 | if (!m_xanim_started) | |
336 | if (!RestartXANIM()) | |
337 | return FALSE; | |
338 | ||
339 | // Send a command to XAnim through X11 Property | |
340 | XChangeProperty(m_internal->xanim_dpy, m_internal->xanim_window, | |
341 | m_internal->xanim_atom, | |
342 | XA_STRING, 8, PropModeReplace, (unsigned char *)command, | |
343 | strlen(command)); | |
344 | XFlush(m_internal->xanim_dpy); | |
345 | if (ret) { | |
346 | int prop_format; | |
347 | Atom prop_type; | |
348 | unsigned long extra; | |
349 | ||
350 | XGetWindowProperty(m_internal->xanim_dpy, m_internal->xanim_window, | |
351 | m_internal->xanim_ret, 0, 16, True, AnyPropertyType, | |
352 | &prop_type, &prop_format, (unsigned long *)size, | |
353 | &extra, (unsigned char **)ret); | |
354 | } | |
355 | return TRUE; | |
356 | } | |
357 | ||
358 | bool wxVideoXANIM::CollectInfo() | |
359 | { | |
360 | wxVideoXANIMOutput *xanimProcess; | |
361 | wxString xanim_command; | |
362 | wxStringTokenizer tokenizer; | |
363 | ||
364 | xanimProcess = new wxVideoXANIMOutput; | |
365 | xanim_command = wxT("xanim +v +Zv -Ae "); | |
366 | xanim_command += m_filename; | |
367 | if (!wxExecute(xanim_command, FALSE, xanimProcess)) | |
368 | return FALSE; | |
369 | ||
370 | wxInputStream *infoStream = xanimProcess->GetInputStream(); | |
371 | wxString totalOutput; | |
372 | ||
373 | while (infoStream->LastError() == wxSTREAM_NOERROR) { | |
374 | char line[100]; | |
375 | ||
376 | infoStream->Read(line, sizeof(line)-1); | |
377 | if (infoStream->LastRead() == 0) | |
378 | break; | |
379 | ||
380 | line[infoStream->LastRead()] = 0; | |
381 | ||
382 | totalOutput += line; | |
383 | } | |
384 | ||
385 | // This is good for everything ... :-) | |
386 | int position = totalOutput.Find(wxT("Video Codec:")); | |
387 | ||
388 | totalOutput.Remove(0, position+13); | |
389 | ||
390 | position = totalOutput.Find(wxT("depth=")); | |
391 | m_movieCodec = totalOutput(0, position); | |
392 | ||
393 | totalOutput.Remove(0, position); | |
394 | tokenizer.SetString(totalOutput, "\n\r"); | |
395 | ||
396 | // the rest of the line | |
397 | wxString token = tokenizer.GetNextToken(); | |
398 | unsigned long my_long; | |
399 | ||
400 | #define GETINT(i) \ | |
401 | totalOutput.ToULong(&my_long); \ | |
402 | i = my_long; | |
403 | ||
404 | // 'Audio Codec:' | |
405 | totalOutput = tokenizer.GetString(); | |
406 | totalOutput.Remove(0, totalOutput.Find(wxT(":"))+2); | |
407 | ||
408 | position = totalOutput.Find(wxT("Rate")); | |
409 | m_audioCodec = totalOutput(0, position-1); | |
410 | ||
411 | // 'Rate=' | |
412 | totalOutput.Remove(0, totalOutput.Find(wxT("="))+1); | |
413 | GETINT(m_sampleRate); | |
414 | // 'Chans=' | |
415 | totalOutput.Remove(0, totalOutput.Find(wxT("="))+1); | |
416 | GETINT(m_channels); | |
417 | // 'Bps=' | |
418 | totalOutput.Remove(0, totalOutput.Find(wxT("="))+1); | |
419 | GETINT(m_bps); | |
420 | // 'Frame Stats:' | |
421 | tokenizer.Reinit(totalOutput); | |
422 | tokenizer.GetNextToken(); | |
423 | totalOutput = tokenizer.GetString(); | |
424 | totalOutput.Remove(0, totalOutput.Find(wxT(":"))+2); | |
425 | // 'Size=' | |
426 | totalOutput.Remove(0, totalOutput.Find(wxT("="))+1); | |
427 | GETINT(m_size[0]); | |
428 | // 'x' | |
429 | totalOutput.Remove(0,1); | |
430 | GETINT(m_size[1]); | |
431 | // 'Frames=' | |
432 | totalOutput.Remove(0, totalOutput.Find(wxT("="))+1); | |
433 | GETINT(m_frames); | |
434 | // 'avfps=' | |
435 | totalOutput.Remove(0, totalOutput.Find(wxT("="))+1); | |
436 | totalOutput.ToDouble(&m_frameRate); | |
437 | ||
438 | // We wait for the conclusion | |
439 | while (!xanimProcess->IsTerminated()) | |
440 | wxYield(); | |
441 | ||
442 | delete xanimProcess; | |
443 | ||
444 | return TRUE; | |
445 | } | |
446 | ||
447 | bool wxVideoXANIM::RestartXANIM() | |
448 | { | |
449 | wxString xanim_command; | |
450 | int ret; | |
451 | Atom prop_type; | |
452 | int prop_format; | |
453 | unsigned long nitems; | |
454 | unsigned long extra; | |
455 | char prop[4]; | |
456 | bool xanim_chg_size; | |
457 | ||
458 | if (!m_video_output || m_xanim_started) | |
459 | return FALSE; | |
460 | ||
461 | // Check if we can change the size of the window dynamicly | |
462 | xanim_chg_size = TRUE; | |
463 | // Get current display | |
464 | #ifdef __WXGTK__ | |
465 | m_internal->xanim_dpy = gdk_display; | |
466 | GtkPizza *pizza = GTK_PIZZA( m_video_output->m_wxwindow ); | |
467 | GdkWindow *window = pizza->bin_window; | |
468 | ||
469 | m_internal->xanim_window = | |
470 | ((GdkWindowPrivate *)window)->xwindow; | |
471 | #endif | |
472 | // Get the XANIM atom | |
473 | m_internal->xanim_atom = XInternAtom(m_internal->xanim_dpy, | |
474 | "XANIM_PROPERTY", False); | |
475 | ||
476 | // Build the command | |
477 | xanim_command.Printf(wxT("xanim -Zr +Ze +Sr +f +W%d +f +q " | |
478 | "+Av70 %s %s"), m_internal->xanim_window, | |
479 | (xanim_chg_size) ? _T("") : _T(""), | |
480 | WXSTRINGCAST m_filename); | |
481 | ||
482 | // Execute it | |
483 | if (!wxExecute(xanim_command, FALSE, m_xanim_detector)) | |
484 | return FALSE; | |
485 | ||
486 | // Wait for XAnim to be ready | |
487 | nitems = 0; | |
488 | m_xanim_started = TRUE; | |
489 | while (nitems == 0 && m_xanim_started) { | |
490 | ret = XGetWindowProperty(m_internal->xanim_dpy, m_internal->xanim_window, | |
491 | m_internal->xanim_atom, | |
492 | 0, 4, False, AnyPropertyType, &prop_type, | |
493 | &prop_format, &nitems, &extra, | |
494 | (unsigned char **)&prop); | |
495 | wxYield(); | |
496 | } | |
497 | ||
498 | wxSize vibrato_size; | |
499 | ||
500 | vibrato_size = m_video_output->GetSize(); | |
501 | ||
502 | vibrato_size.SetWidth(vibrato_size.GetWidth()+1); | |
503 | m_video_output->SetSize(vibrato_size); | |
504 | vibrato_size.SetWidth(vibrato_size.GetWidth()-1); | |
505 | m_video_output->SetSize(vibrato_size); | |
c42b1de6 GL |
506 | // Very useful ! Actually it "should" sends a SETSIZE event to XAnim |
507 | // FIXME: This event is not sent !! | |
e8482f24 GL |
508 | |
509 | m_paused = FALSE; | |
510 | ||
511 | return TRUE; | |
512 | } |