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1 // /////////////////////////////////////////////////////////////////////////////
2 // Name: vidxanm.h
3 // Purpose: wxMMedia
4 // Author: Guilhem Lavaux
5 // Created: 1997
6 // Updated: 1998
7 // Copyright: (C) 1997, 1998, Guilhem Lavaux
8 // License: wxWindows license
9 // /////////////////////////////////////////////////////////////////////////////
10 /* Real -*- C++ -*- */
11 #ifndef __VID_xanim_H__
12 #define __VID_xanim_H__
13
14 #ifdef __GNUG__
15 #pragma interface "vidxanm.h"
16 #endif
17
18 // ----------------------------------------------------------------------------
19 // headers
20 // ----------------------------------------------------------------------------
21 // For compilers that support precompilation, includes "wx/wx.h".
22 #include "wx/wxprec.h"
23
24 #ifdef __BORLANDC__
25 #pragma hdrstop
26 #endif
27
28 // for all others, include the necessary headers (this file is usually all you
29 // need because it includes almost all "standard" wxWidgets headers
30 #ifndef WX_PRECOMP
31 #include "wx/defs.h"
32 #include "wx/string.h"
33 #include "wx/process.h"
34 #endif
35
36 // ----------------------------------------------------------------------------
37 // System dependent headers
38
39 #if defined(WXMMEDIA_INTERNAL) && (defined(__X__) || defined(__WXGTK__))
40 #include <X11/Xlib.h>
41 #include <X11/Xatom.h>
42 #endif
43
44 // ----------------------------------------------------------------------------
45 // wxMMedia2 headers
46
47 #include "wx/mmedia/defs.h"
48 #include "wx/mmedia/vidbase.h"
49
50 // ----------------------------------------------------------------------------
51 // Internal types
52
53 #ifdef WXMMEDIA_INTERNAL
54 typedef struct wxXANIMinternal {
55 Display *xanim_dpy;
56 Window xanim_window;
57 Atom xanim_atom, xanim_ret;
58 } wxXANIMinternal;
59
60 #ifndef __XANIM_COMMAND__
61 #define __XANIM_COMMAND__ "/usr/X11R6/bin/xanim"
62 #endif
63
64 #endif
65
66 // ----------------------------------------------------------------------------
67 // Class definition
68
69 class WXDLLIMPEXP_MMEDIA wxVideoXANIM : public wxVideoBaseDriver {
70 DECLARE_DYNAMIC_CLASS(wxVideoXANIM)
71 protected:
72 // Remember the state of the subprocess
73 bool m_xanim_started, m_paused;
74 // Pure X11 variables
75 struct wxXANIMinternal *m_internal;
76 wxString m_filename;
77 wxProcess *m_xanim_detector;
78 // Remember to delete the temporary file when necessary
79 bool m_remove_file;
80 wxUint32 m_size[2];
81 wxUint32 m_sampleRate;
82 wxUint8 m_channels;
83 wxUint8 m_bps;
84 wxUint32 m_frames;
85 double m_frameRate;
86 wxString m_movieCodec, m_audioCodec;
87
88 public:
89 wxVideoXANIM();
90 wxVideoXANIM(wxInputStream& str);
91 wxVideoXANIM(const wxString& filename);
92 ~wxVideoXANIM();
93
94 bool Play();
95 bool Pause();
96 bool Resume();
97 bool Stop();
98
99 bool SetVolume(wxUint8 vol);
100 bool SetSize(wxSize size);
101 bool GetSize(wxSize& size) const;
102
103 // Return the video codec name
104 wxString GetMovieCodec() const;
105 // Return the audio codec name
106 wxString GetAudioCodec() const;
107 // Return misc info about audio
108 wxUint32 GetSampleRate() const;
109 wxUint8 GetChannels() const;
110 wxUint8 GetBPS() const;
111 // Return frame rate
112 double GetFrameRate() const;
113 // Return number of frames in the movie
114 wxUint32 GetNbFrames() const;
115
116 bool IsCapable(wxVideoType v_type) const;
117
118 bool AttachOutput(wxWindow& output);
119 void DetachOutput();
120
121 bool IsPaused() const;
122 bool IsStopped() const;
123
124 friend class wxVideoXANIMProcess;
125
126 protected:
127 // Start the subprocess with the right parameters
128 bool RestartXANIM();
129 // Send a command to the subprocess
130 bool SendCommand(const char *command,char **ret = NULL,
131 wxUint32 *size = NULL);
132
133 // Collect informations from XAnim
134 bool CollectInfo();
135 };
136
137 #endif