1 /*****************************************************************************
2 * vlcplugin.cpp: a VLC plugin for Mozilla
3 *****************************************************************************
4 * Copyright (C) 2002-2005 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
8 * Damien Fouilleul <damienf.fouilleul@laposte.net>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
30 #ifdef HAVE_MOZILLA_CONFIG_H
31 # include <mozilla-config.h>
34 #include "vlcplugin.h"
35 #include "control/npovlc.h"
36 #include "control/npolibvlc.h"
40 /*****************************************************************************
41 * VlcPlugin constructor and destructor
42 *****************************************************************************/
43 VlcPlugin::VlcPlugin( NPP instance, uint16 mode ) :
52 libvlc_instance(NULL),
61 ,i_width((unsigned)-1)
62 ,i_height((unsigned)-1)
66 memset(&npwindow, 0, sizeof(NPWindow));
69 static bool boolValue(const char *value) {
70 return ( !strcmp(value, "1") ||
71 !strcasecmp(value, "true") ||
72 !strcasecmp(value, "yes") );
75 NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
77 /* prepare VLC command line */
81 /* locate VLC module path */
83 ppsz_argv[ppsz_argc++] = "--plugin-path";
84 ppsz_argv[ppsz_argc++] = "/Library/Internet Plug-Ins/VLC Plugin.plugin/"
85 "Contents/MacOS/modules";
88 DWORD i_type, i_data = MAX_PATH + 1;
89 char p_data[MAX_PATH + 1];
90 if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, "Software\\VideoLAN\\VLC",
91 0, KEY_READ, &h_key ) == ERROR_SUCCESS )
93 if( RegQueryValueEx( h_key, "InstallDir", 0, &i_type,
94 (LPBYTE)p_data, &i_data ) == ERROR_SUCCESS )
96 if( i_type == REG_SZ )
98 strcat( p_data, "\\plugins" );
99 ppsz_argv[ppsz_argc++] = "--plugin-path";
100 ppsz_argv[ppsz_argc++] = p_data;
103 RegCloseKey( h_key );
105 ppsz_argv[ppsz_argc++] = "--no-one-instance";
107 #endif /* XP_MACOSX */
109 /* common settings */
110 ppsz_argv[ppsz_argc++] = "-vv";
111 ppsz_argv[ppsz_argc++] = "--no-stats";
112 ppsz_argv[ppsz_argc++] = "--no-media-library";
113 ppsz_argv[ppsz_argc++] = "--intf";
114 ppsz_argv[ppsz_argc++] = "dummy";
116 const char *progid = NULL;
118 /* parse plugin arguments */
119 for( int i = 0; i < argc ; i++ )
121 fprintf(stderr, "argn=%s, argv=%s\n", argn[i], argv[i]);
123 if( !strcmp( argn[i], "target" )
124 || !strcmp( argn[i], "mrl")
125 || !strcmp( argn[i], "filename")
126 || !strcmp( argn[i], "src") )
128 psz_target = argv[i];
130 else if( !strcmp( argn[i], "autoplay")
131 || !strcmp( argn[i], "autostart") )
133 b_autoplay = boolValue(argv[i]);
135 else if( !strcmp( argn[i], "fullscreen" ) )
137 if( boolValue(argv[i]) )
139 ppsz_argv[ppsz_argc++] = "--fullscreen";
143 ppsz_argv[ppsz_argc++] = "--no-fullscreen";
146 else if( !strcmp( argn[i], "mute" ) )
148 if( boolValue(argv[i]) )
150 ppsz_argv[ppsz_argc++] = "--volume";
151 ppsz_argv[ppsz_argc++] = "0";
154 else if( !strcmp( argn[i], "loop")
155 || !strcmp( argn[i], "autoloop") )
157 if( boolValue(argv[i]) )
159 ppsz_argv[ppsz_argc++] = "--loop";
162 ppsz_argv[ppsz_argc++] = "--no-loop";
165 else if( !strcmp( argn[i], "version")
166 || !strcmp( argn[i], "progid") )
170 else if( !strcmp( argn[i], "show_toolbar" ) )
172 b_show_toolbar = boolValue(argv[i]);
178 libvlc_instance = libvlc_new(ppsz_argc, ppsz_argv, NULL);
179 if( ! libvlc_instance )
181 return NPERR_GENERIC_ERROR;
185 ** fetch plugin base URL, which is the URL of the page containing the plugin
186 ** this URL is used for making absolute URL from relative URL that may be
187 ** passed as an MRL argument
191 if( NPERR_NO_ERROR == NPN_GetValue(p_browser, NPNVWindowNPObject, &plugin) )
194 ** is there a better way to get that info ?
196 static const char docLocHref[] = "document.location.href";
200 script.utf8characters = docLocHref;
201 script.utf8length = sizeof(docLocHref)-1;
203 if( NPN_Evaluate(p_browser, plugin, &script, &result) )
205 if( NPVARIANT_IS_STRING(result) )
207 NPString &location = NPVARIANT_TO_STRING(result);
209 psz_baseURL = new char[location.utf8length+1];
212 strncpy(psz_baseURL, location.utf8characters, location.utf8length);
213 psz_baseURL[location.utf8length] = '\0';
216 NPN_ReleaseVariantValue(&result);
218 NPN_ReleaseObject(plugin);
223 // get absolute URL from src
224 char *psz_absurl = getAbsoluteURL(psz_target);
225 psz_target = psz_absurl ? psz_absurl : strdup(psz_target);
228 /* assign plugin script root class */
229 if( (NULL != progid) && (!strcmp(progid, "VideoLAN.VLCPlugin.2")) )
232 p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
237 p_scriptClass = RuntimeNPClass<VlcNPObject>::getClass();
240 return NPERR_NO_ERROR;
245 /* This is really ugly but there is a deadlock when stopping a stream
246 * (in VLC_CleanUp()) because the video output is a child of the drawable but
247 * is in a different thread. */
248 static void HackStopVout( VlcPlugin* p_plugin )
254 int i_vlc = libvlc_get_vlc_id(p_plugin->libvlc_instance);
255 VLC_VariableGet( i_vlc, "drawable", &value );
257 hwnd = FindWindowEx( (HWND)value.i_int, 0, 0, 0 );
260 PostMessage( hwnd, WM_CLOSE, 0, 0 );
264 while( PeekMessage( &msg, (HWND)value.i_int, 0, 0, PM_REMOVE ) )
266 TranslateMessage(&msg);
267 DispatchMessage(&msg);
269 if( FindWindowEx( (HWND)value.i_int, 0, 0, 0 ) ) Sleep( 10 );
271 while( (hwnd = FindWindowEx( (HWND)value.i_int, 0, 0, 0 )) );
276 VlcPlugin::~VlcPlugin()
281 libvlc_log_close(libvlc_log, NULL);
282 if( libvlc_instance )
283 libvlc_release(libvlc_instance);
286 /*****************************************************************************
288 *****************************************************************************/
290 char *VlcPlugin::getAbsoluteURL(const char *url)
294 // check whether URL is already absolute
295 const char *end=strchr(url, ':');
296 if( (NULL != end) && (end != url) )
298 // validate protocol header
299 const char *start = url;
304 while( start != end )
311 || ('/' == c)) ) /* VLC uses / to allow user to specify a demuxer */
312 // not valid protocol header, assume relative URL
316 /* we have a protocol header, therefore URL is absolute */
319 // not a valid protocol header, assume relative URL
326 size_t baseLen = strlen(psz_baseURL);
327 char *href = new char[baseLen+strlen(url)+1];
330 /* prepend base URL */
331 strcpy(href, psz_baseURL);
334 ** relative url could be empty,
335 ** in which case return base URL
341 ** locate pathname part of base URL
344 /* skip over protocol part */
345 char *pathstart = strchr(href, ':');
349 if( '/' == *(++pathstart) )
351 if( '/' == *(++pathstart) )
356 /* skip over host part */
357 pathstart = strchr(pathstart, '/');
358 pathend = href+baseLen;
361 // no path, add a / past end of url (over '\0')
368 /* baseURL is just a UNIX path */
371 /* baseURL is not an absolute path */
375 pathend = href+baseLen;
378 /* relative URL made of an absolute path ? */
381 /* replace path completely */
382 strcpy(pathstart, url);
386 /* find last path component and replace it */
387 while( '/' != *pathend)
391 ** if relative url path starts with one or more '../',
392 ** factor them out of href so that we return a
395 while( pathend != pathstart )
403 /* relative url is just '.' */
409 /* relative url starts with './' */
418 /* relative url is '..' */
424 /* relative url starts with '../' */
432 while( '/' != *pathend );
434 /* skip over '/' separator */
436 /* concatenate remaining base URL and relative URL */
437 strcpy(pathend, url);
446 int VlcPlugin::setSize(unsigned width, unsigned height)
448 int diff = (width != i_width) || (height != i_height);
457 void VlcPlugin::showToolbar()
459 const NPWindow& window = getWindow();
460 Window control = getControlWindow();
461 Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
464 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
465 &p_btnPlay, NULL, NULL);
467 i_control_height = __MAX( i_control_height, p_btnPlay->height );
469 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
470 &p_btnPause, NULL, NULL);
472 i_control_height = __MAX( i_control_height, p_btnPause->height );
474 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
475 &p_btnStop, NULL, NULL );
477 i_control_height = __MAX( i_control_height, p_btnStop->height );
479 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
480 &p_timeline, NULL, NULL);
482 i_control_height = __MAX( i_control_height, p_timeline->height );
484 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
485 &p_btnTime, NULL, NULL);
487 i_control_height = __MAX( i_control_height, p_btnTime->height );
489 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
490 &p_btnFullscreen, NULL, NULL);
491 if( p_btnFullscreen )
492 i_control_height = __MAX( i_control_height, p_btnFullscreen->height);
494 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
495 &p_btnMute, NULL, NULL);
497 i_control_height = __MAX( i_control_height, p_btnMute->height);
499 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
500 &p_btnUnmute, NULL, NULL);
502 i_control_height = __MAX( i_control_height, p_btnUnmute->height);
504 if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
505 !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
506 fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
509 void VlcPlugin::hideToolbar()
511 if( p_btnPlay ) XDestroyImage( p_btnPlay );
512 if( p_btnPause ) XDestroyImage( p_btnPause );
513 if( p_btnStop ) XDestroyImage( p_btnStop );
514 if( p_timeline ) XDestroyImage( p_timeline );
515 if( p_btnTime ) XDestroyImage( p_btnTime );
516 if( p_btnFullscreen ) XDestroyImage( p_btnFullscreen );
517 if( p_btnMute ) XDestroyImage( p_btnMute );
518 if( p_btnUnmute ) XDestroyImage( p_btnUnmute );
525 p_btnFullscreen = NULL;
530 void VlcPlugin::redrawToolbar()
532 libvlc_media_instance_t *p_md = NULL;
533 libvlc_exception_t ex;
534 float f_position = 0.0;
541 const NPWindow& window = getWindow();
542 Window control = getControlWindow();
543 Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
545 /* get media instance */
546 libvlc_exception_init( &ex );
547 p_md = libvlc_playlist_get_media_instance( getVLC(), &ex );
548 libvlc_exception_clear( &ex );
551 libvlc_exception_init( &ex );
552 i_playing = libvlc_playlist_isplaying( getVLC(), &ex );
553 libvlc_exception_clear( &ex );
556 libvlc_exception_init(&ex);
557 b_mute = libvlc_audio_get_mute( getVLC(), &ex );
558 libvlc_exception_clear( &ex );
560 /* get movie position in % */
563 libvlc_exception_init( &ex );
564 f_position = libvlc_media_instance_get_position( p_md, &ex ) * 100;
565 libvlc_exception_clear( &ex );
567 libvlc_media_instance_release( p_md );
569 gcv.foreground = BlackPixel( p_display, 0 );
570 gc = XCreateGC( p_display, control, GCForeground, &gcv );
572 XFillRectangle( p_display, control, gc,
573 0, 0, window.width, i_control_height );
574 gcv.foreground = WhitePixel( p_display, 0 );
575 XChangeGC( p_display, gc, GCForeground, &gcv );
578 fprintf( stderr, ">>>>>> is playing = %d\n", i_playing );
579 if( p_btnPause && (i_playing == 1) )
581 XPutImage( p_display, control, gc, p_btnPause, 0, 0, 4, 14,
582 p_btnPause->width, p_btnPause->height );
586 XPutImage( p_display, control, gc, p_btnPlay, 0, 0, 4, 14,
587 p_btnPlay->width, p_btnPlay->height );
591 XPutImage( p_display, control, gc, p_btnStop, 0, 0, 39, 14,
592 p_btnStop->width, p_btnStop->height );
593 if( p_btnFullscreen )
594 XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, 67, 21,
595 p_btnFullscreen->width, p_btnFullscreen->height );
597 if( p_btnUnmute && b_mute )
599 XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, 94, 30,
600 p_btnUnmute->width, p_btnUnmute->height );
604 XPutImage( p_display, control, gc, p_btnMute, 0, 0, 94, 30,
605 p_btnMute->width, p_btnMute->height );
609 XPutImage( p_display, control, gc, p_timeline, 0, 0, 4, 4,
610 (window.width-8), p_timeline->height );
613 i_last_position = (((float)window.width-8.0)/100.0)*f_position;
615 XPutImage( p_display, control, gc, p_btnTime,
616 0, 0, (4+i_last_position), 2,
617 p_btnTime->width, p_btnTime->height );
619 XFreeGC( p_display, gc );