git.sesse.net Git - vlc/blob - projects/mozilla/vlcplugin.h

   1 /*****************************************************************************
   2  * vlcplugin.h: a VLC plugin for Mozilla
   3  *****************************************************************************
   4  * Copyright (C) 2002-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   8  *          Damien Fouilleul <damienf@videolan.org>
   9  *          Jean-Paul Saman <jpsaman@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 /*******************************************************************************
  27  * Instance state information about the plugin.
  28  ******************************************************************************/
  29 #ifndef __VLCPLUGIN_H__
  30 #define __VLCPLUGIN_H__
  31
  32 #include <vlc/vlc.h>
  33 #include <pthread.h>
  34 #include <npapi.h>
  35 #include <vector>
  36
  37 #include "control/nporuntime.h"
  38
  39 #if !defined(XP_MACOSX) && !defined(XP_UNIX) && !defined(XP_WIN)
  40 #define XP_UNIX 1
  41 #elif defined(XP_MACOSX)
  42 #undef XP_UNIX
  43 #endif
  44
  45 #ifdef XP_WIN
  46     /* Windows stuff */
  47 #endif
  48
  49 #ifdef XP_MACOSX
  50     /* Mac OS X stuff */
  51 #   include <Quickdraw.h>
  52 #endif
  53
  54 #ifdef XP_UNIX
  55     /* X11 stuff */
  56 #   include <X11/Xlib.h>
  57 #   include <X11/Intrinsic.h>
  58 #   include <X11/StringDefs.h>
  59 #   include <X11/X.h>
  60
  61 #   ifndef __APPLE__
  62 #       include <X11/xpm.h>
  63 #   endif
  64 #endif
  65
  66 #ifndef __MAX
  67 #   define __MAX(a, b)   ( ((a) > (b)) ? (a) : (b) )
  68 #endif
  69 #ifndef __MIN
  70 #   define __MIN(a, b)   ( ((a) < (b)) ? (a) : (b) )
  71 #endif
  72
  73 typedef enum vlc_toolbar_clicked_e {
  74     clicked_Unknown = 0,
  75     clicked_Play,
  76     clicked_Pause,
  77     clicked_Stop,
  78     clicked_timeline,
  79     clicked_Time,
  80     clicked_Fullscreen,
  81     clicked_Mute,
  82     clicked_Unmute
  83 } vlc_toolbar_clicked_t;
  84
  85
  86 // Note that the accessor functions are unsafe, but this is handled in
  87 // the next layer up. 64bit uints can be substituted to taste (shift=6).
  88 template<size_t M> class bitmap
  89 {
  90 private:
  91     typedef uint32_t bitu_t; enum { shift=5 };
  92     enum { bmax=M, bpu=1<<shift, mask=bpu-1, units=(bmax+bpu-1)/bpu };
  93     bitu_t bits[units];
  94 public:
  95     bool get(size_t idx) const { return bits[idx>>shift]&(1<<(idx&mask)); }
  96     void set(size_t idx)       { bits[idx>>shift]|=  1<<(idx&mask);  }
  97     void reset(size_t idx)     { bits[idx>>shift]&=~(1<<(idx&mask)); }
  98     void toggle(size_t idx)    { bits[idx>>shift]^=  1<<(idx&mask);  }
  99     size_t maxbit() const      { return bmax; }
 100     void clear()               { memset(bits,0,sizeof(bits)); }
 101     bitmap() { clear(); }
 102     ~bitmap() { }
 103     bool empty() const { // naive invert() will break this
 104         for(size_t i=0;i<units;++i)
 105             if(bits[i]) return false;
 106         return true;
 107     }
 108 };
 109
 110 typedef bitmap<libvlc_VlmMediaInstanceStatusError+1> eventtypes_bitmap_t;
 111
 112
 113 class EventObj: private eventtypes_bitmap_t
 114 {
 115 private:
 116     typedef libvlc_event_type_t event_t;
 117     bool have_event(event_t e) const { return e<maxbit()?get(e):false; }
 118
 119     class Listener: public eventtypes_bitmap_t
 120     {
 121     public:
 122         Listener(event_t e,NPObject *o,bool b): _l(o), _b(b)
 123             { NPN_RetainObject(o); set(e); }
 124         Listener(): _l(NULL), _b(false) { }
 125         ~Listener() { if(_l) NPN_ReleaseObject(_l); }
 126         NPObject *listener() const { return _l; }
 127         bool bubble() const { return _b; }
 128     private:
 129         NPObject *_l;
 130         bool _b;
 131     };
 132
 133     libvlc_event_manager_t *_em;
 134     libvlc_callback_t _cb;
 135     void *_ud;
 136 public:
 137     EventObj(): _em(NULL)  { /* deferred to init() */ }
 138     bool init() { return pthread_mutex_init(&mutex, NULL) == 0; }
 139     ~EventObj() { pthread_mutex_destroy(&mutex); }
 140
 141     void deliver(NPP browser);
 142     void callback(const libvlc_event_t*);
 143     bool insert(const NPString &, NPObject *, bool);
 144     bool remove(const NPString &, NPObject *, bool);
 145     void unhook_manager();
 146     void hook_manager(libvlc_event_manager_t *,libvlc_callback_t, void *);
 147 private:
 148     event_t find_event(const char *s) const;
 149     typedef std::vector<Listener> lr_l;
 150     typedef std::vector<libvlc_event_type_t> ev_l;
 151     lr_l _llist;
 152     ev_l _elist;
 153
 154     pthread_mutex_t mutex;
 155
 156     bool ask_for_event(event_t e);
 157     void unask_for_event(event_t e);
 158 };
 159
 160
 161 class VlcPlugin
 162 {
 163 public:
 164              VlcPlugin( NPP, uint16 );
 165     virtual ~VlcPlugin();
 166
 167     NPError             init(int argc, char* const argn[], char* const argv[]);
 168     libvlc_instance_t*  getVLC()
 169                             { return libvlc_instance; };
 170     libvlc_media_player_t* getMD()
 171     {
 172         if( !libvlc_media_player )
 173         {
 174              libvlc_printerr("no mediaplayer");
 175         }
 176         return libvlc_media_player;
 177     }
 178     NPP                 getBrowser()
 179                             { return p_browser; };
 180     char*               getAbsoluteURL(const char *url);
 181     NPWindow&           getWindow()
 182                             { return npwindow; };
 183     void                setWindow(const NPWindow &window)
 184                             { npwindow = window; };
 185
 186     NPClass*            getScriptClass()
 187                             { return p_scriptClass; };
 188
 189 #if defined(XP_WIN)
 190     WNDPROC             getWindowProc()
 191                             { return pf_wndproc; };
 192     void                setWindowProc(WNDPROC wndproc)
 193                             { pf_wndproc = wndproc; };
 194 #endif
 195
 196 #if defined(XP_UNIX)
 197     int                 setSize(unsigned width, unsigned height);
 198     Window              getVideoWindow()
 199                             { return npvideo; };
 200     void                setVideoWindow(Window window)
 201                             { npvideo = window; };
 202     Window              getControlWindow()
 203                             { return npcontrol; };
 204     void                setControlWindow(Window window)
 205                             { npcontrol = window; };
 206
 207     void                showToolbar();
 208     void                hideToolbar();
 209     void                redrawToolbar();
 210     void                getToolbarSize(unsigned int *width, unsigned int *height)
 211                             { *width = i_tb_width; *height = i_tb_height; };
 212     int                 setToolbarSize(unsigned int width, unsigned int height)
 213                             { i_tb_width = width; i_tb_height = height; return 1; };
 214     vlc_toolbar_clicked_t getToolbarButtonClicked( int i_xpos, int i_ypos );
 215 #endif
 216
 217     uint16    i_npmode; /* either NP_EMBED or NP_FULL */
 218
 219     /* plugin properties */
 220     int      b_stream;
 221     int      b_autoplay;
 222     int      b_toolbar;
 223     char *   psz_text;
 224     char *   psz_target;
 225
 226     void playlist_play()
 227     {
 228         if( libvlc_media_player||playlist_select(0) )
 229             libvlc_media_player_play(libvlc_media_player);
 230     }
 231     void playlist_play_item(int idx)
 232     {
 233         if( playlist_select(idx) )
 234             libvlc_media_player_play(libvlc_media_player);
 235     }
 236     void playlist_stop()
 237     {
 238         if( libvlc_media_player )
 239             libvlc_media_player_stop(libvlc_media_player);
 240     }
 241     void playlist_next()
 242     {
 243         if( playlist_select(playlist_index+1) )
 244             libvlc_media_player_play(libvlc_media_player);
 245     }
 246     void playlist_prev()
 247     {
 248         if( playlist_select(playlist_index-1) )
 249             libvlc_media_player_play(libvlc_media_player);
 250     }
 251     void playlist_pause()
 252     {
 253         if( libvlc_media_player )
 254             libvlc_media_player_pause(libvlc_media_player);
 255     }
 256     int playlist_isplaying()
 257     {
 258         int is_playing = 0;
 259         if( libvlc_media_player )
 260             is_playing = libvlc_media_player_is_playing(
 261                                 libvlc_media_player );
 262         return is_playing;
 263     }
 264
 265     int playlist_add( const char * );
 266     int playlist_add_extended_untrusted( const char *, const char *, int,
 267                                 const char ** );
 268     int playlist_delete_item( int );
 269     void playlist_clear();
 270     int  playlist_count();
 271
 272     void toggle_fullscreen();
 273     void set_fullscreen( int );
 274     int  get_fullscreen();
 275
 276     bool  player_has_vout();
 277
 278
 279     static bool canUseEventListener();
 280
 281     EventObj events;
 282 private:
 283     bool playlist_select(int);
 284     void set_player_window();
 285
 286     /* VLC reference */
 287     int                 playlist_index;
 288     libvlc_instance_t   *libvlc_instance;
 289     libvlc_media_list_t *libvlc_media_list;
 290     libvlc_media_player_t *libvlc_media_player;
 291     NPClass             *p_scriptClass;
 292
 293     /* browser reference */
 294     NPP     p_browser;
 295     char*   psz_baseURL;
 296
 297     /* display settings */
 298     NPWindow  npwindow;
 299 #if defined(XP_WIN)
 300     WNDPROC   pf_wndproc;
 301 #endif
 302 #if defined(XP_UNIX)
 303     unsigned int     i_width, i_height;
 304     unsigned int     i_tb_width, i_tb_height;
 305     Window           npvideo, npcontrol;
 306
 307     XImage *p_btnPlay;
 308     XImage *p_btnPause;
 309     XImage *p_btnStop;
 310     XImage *p_timeline;
 311     XImage *p_btnTime;
 312     XImage *p_btnFullscreen;
 313     XImage *p_btnMute;
 314     XImage *p_btnUnmute;
 315
 316     int i_last_position;
 317 #endif
 318
 319     static void eventAsync(void *);
 320     static void event_callback(const libvlc_event_t *, void *);
 321 };
 322
 323 /*******************************************************************************
 324  * Plugin properties.
 325  ******************************************************************************/
 326 #define PLUGIN_NAME         "VLC Multimedia Plug-in"
 327 #define PLUGIN_DESCRIPTION \
 328     "Version %s, copyright 1996-2007 The VideoLAN Team" \
 329     "<br><a href=\"http://www.videolan.org/\">http://www.videolan.org/</a>"
 330
 331 #define PLUGIN_MIMETYPES \
 332     /* MPEG-1 and MPEG-2 */ \
 333     "audio/mpeg:mp2,mp3,mpga,mpega:MPEG audio;" \
 334     "audio/x-mpeg:mp2,mp3,mpga,mpega:MPEG audio;" \
 335     "video/mpeg:mpg,mpeg,mpe:MPEG video;" \
 336     "video/x-mpeg:mpg,mpeg,mpe:MPEG video;" \
 337     "video/mpeg-system:mpg,mpeg,mpe,vob:MPEG video;" \
 338     "video/x-mpeg-system:mpg,mpeg,mpe,vob:MPEG video;" \
 339     /* M3U */ \
 340     "audio/x-mpegurl:m3u:MPEG audio;" \
 341     /* MPEG-4 */ \
 342     "video/mp4:mp4,mpg4:MPEG-4 video;" \
 343     "audio/mp4:mp4,mpg4:MPEG-4 audio;" \
 344     "audio/x-m4a:m4a:MPEG-4 audio;" \
 345     "application/mpeg4-iod:mp4,mpg4:MPEG-4 video;" \
 346     "application/mpeg4-muxcodetable:mp4,mpg4:MPEG-4 video;" \
 347     /* AVI */ \
 348     "video/x-msvideo:avi:AVI video;" \
 349     /* QuickTime */ \
 350     "video/quicktime:mov,qt:QuickTime video;" \
 351     /* OGG */ \
 352     "application/x-ogg:ogg:Ogg stream;" \
 353     "application/ogg:ogg:Ogg stream;" \
 354     /* VLC */ \
 355     "application/x-vlc-plugin:vlc:VLC plug-in;" \
 356     /* Windows Media */ \
 357     "video/x-ms-asf-plugin:asf,asx:Windows Media Video;" \
 358     "video/x-ms-asf:asf,asx:Windows Media Video;" \
 359     "application/x-mplayer2::Windows Media;" \
 360     "video/x-ms-wmv:wmv:Windows Media;" \
 361     "video/x-ms-wvx:wvx:Windows Media Video;" \
 362     "audio/x-ms-wma:wma:Windows Media Audio;" \
 363     /* Google VLC */ \
 364     "application/x-google-vlc-plugin::Google VLC plug-in;" \
 365     /* WAV audio */ \
 366     "audio/wav:wav:WAV audio;" \
 367     "audio/x-wav:wav:WAV audio;" \
 368     /* 3GPP */ \
 369     "audio/3gpp:3gp,3gpp:3GPP audio;" \
 370     "video/3gpp:3gp,3gpp:3GPP video;" \
 371     /* 3GPP2 */ \
 372     "audio/3gpp2:3g2,3gpp2:3GPP2 audio;" \
 373     "video/3gpp2:3g2,3gpp2:3GPP2 video;" \
 374     /* DIVX */ \
 375     "video/divx:divx:DivX video;" \
 376     /* FLV */ \
 377     "video/flv:flv:FLV video;" \
 378     "video/x-flv:flv:FLV video;" \
 379     /* Matroska */ \
 380     "video/x-matroska:mkv:Matroska video;" \
 381     "audio/x-matroska:mka:Matroska audio;" \
 382     /* XSPF */ \
 383     "application/xspf+xml:xspf:Playlist xspf;"
 384
 385 #endif