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 ) :
49 libvlc_instance(NULL),
58 ,i_width((unsigned)-1)
59 ,i_height((unsigned)-1)
65 memset(&npwindow, 0, sizeof(NPWindow));
68 static bool boolValue(const char *value) {
69 return ( !strcmp(value, "1") ||
70 !strcasecmp(value, "true") ||
71 !strcasecmp(value, "yes") );
74 NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
76 /* prepare VLC command line */
80 /* locate VLC module path */
82 ppsz_argv[ppsz_argc++] = "--plugin-path";
83 ppsz_argv[ppsz_argc++] = "/Library/Internet Plug-Ins/VLC Plugin.plugin/"
84 "Contents/MacOS/modules";
87 DWORD i_type, i_data = MAX_PATH + 1;
88 char p_data[MAX_PATH + 1];
89 if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, "Software\\VideoLAN\\VLC",
90 0, KEY_READ, &h_key ) == ERROR_SUCCESS )
92 if( RegQueryValueEx( h_key, "InstallDir", 0, &i_type,
93 (LPBYTE)p_data, &i_data ) == ERROR_SUCCESS )
95 if( i_type == REG_SZ )
97 strcat( p_data, "\\plugins" );
98 ppsz_argv[ppsz_argc++] = "--plugin-path";
99 ppsz_argv[ppsz_argc++] = p_data;
102 RegCloseKey( h_key );
104 ppsz_argv[ppsz_argc++] = "--no-one-instance";
106 #endif /* XP_MACOSX */
108 /* common settings */
109 ppsz_argv[ppsz_argc++] = "-vv";
110 ppsz_argv[ppsz_argc++] = "--no-stats";
111 ppsz_argv[ppsz_argc++] = "--no-media-library";
112 ppsz_argv[ppsz_argc++] = "--ignore-config";
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], "toolbar" ) )
172 b_toolbar = boolValue(argv[i]);
177 libvlc_exception_t ex;
178 libvlc_exception_init(&ex);
180 libvlc_instance = libvlc_new(ppsz_argc, ppsz_argv, &ex);
181 if( libvlc_exception_raised(&ex) )
183 libvlc_exception_clear(&ex);
184 return NPERR_GENERIC_ERROR;
188 ** fetch plugin base URL, which is the URL of the page containing the plugin
189 ** this URL is used for making absolute URL from relative URL that may be
190 ** passed as an MRL argument
194 if( NPERR_NO_ERROR == NPN_GetValue(p_browser, NPNVWindowNPObject, &plugin) )
197 ** is there a better way to get that info ?
199 static const char docLocHref[] = "document.location.href";
203 script.utf8characters = docLocHref;
204 script.utf8length = sizeof(docLocHref)-1;
206 if( NPN_Evaluate(p_browser, plugin, &script, &result) )
208 if( NPVARIANT_IS_STRING(result) )
210 NPString &location = NPVARIANT_TO_STRING(result);
212 psz_baseURL = new char[location.utf8length+1];
215 strncpy(psz_baseURL, location.utf8characters, location.utf8length);
216 psz_baseURL[location.utf8length] = '\0';
219 NPN_ReleaseVariantValue(&result);
221 NPN_ReleaseObject(plugin);
226 // get absolute URL from src
227 char *psz_absurl = getAbsoluteURL(psz_target);
228 psz_target = psz_absurl ? psz_absurl : strdup(psz_target);
231 /* assign plugin script root class */
233 p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
235 return NPERR_NO_ERROR;
240 /* This is really ugly but there is a deadlock when stopping a stream
241 * (in VLC_CleanUp()) because the video output is a child of the drawable but
242 * is in a different thread. */
243 static void HackStopVout( VlcPlugin* p_plugin )
249 int i_vlc = libvlc_get_vlc_id(p_plugin->libvlc_instance);
250 VLC_VariableGet( i_vlc, "drawable", &value );
252 hwnd = FindWindowEx( (HWND)value.i_int, 0, 0, 0 );
255 PostMessage( hwnd, WM_CLOSE, 0, 0 );
259 while( PeekMessage( &msg, (HWND)value.i_int, 0, 0, PM_REMOVE ) )
261 TranslateMessage(&msg);
262 DispatchMessage(&msg);
264 if( FindWindowEx( (HWND)value.i_int, 0, 0, 0 ) ) Sleep( 10 );
266 while( (hwnd = FindWindowEx( (HWND)value.i_int, 0, 0, 0 )) );
271 VlcPlugin::~VlcPlugin()
276 libvlc_log_close(libvlc_log, NULL);
277 if( libvlc_instance )
278 libvlc_release(libvlc_instance);
281 /*****************************************************************************
283 *****************************************************************************/
285 char *VlcPlugin::getAbsoluteURL(const char *url)
289 // check whether URL is already absolute
290 const char *end=strchr(url, ':');
291 if( (NULL != end) && (end != url) )
293 // validate protocol header
294 const char *start = url;
299 while( start != end )
306 || ('/' == c)) ) /* VLC uses / to allow user to specify a demuxer */
307 // not valid protocol header, assume relative URL
311 /* we have a protocol header, therefore URL is absolute */
314 // not a valid protocol header, assume relative URL
321 size_t baseLen = strlen(psz_baseURL);
322 char *href = new char[baseLen+strlen(url)+1];
325 /* prepend base URL */
326 strcpy(href, psz_baseURL);
329 ** relative url could be empty,
330 ** in which case return base URL
336 ** locate pathname part of base URL
339 /* skip over protocol part */
340 char *pathstart = strchr(href, ':');
344 if( '/' == *(++pathstart) )
346 if( '/' == *(++pathstart) )
351 /* skip over host part */
352 pathstart = strchr(pathstart, '/');
353 pathend = href+baseLen;
356 // no path, add a / past end of url (over '\0')
363 /* baseURL is just a UNIX path */
366 /* baseURL is not an absolute path */
370 pathend = href+baseLen;
373 /* relative URL made of an absolute path ? */
376 /* replace path completely */
377 strcpy(pathstart, url);
381 /* find last path component and replace it */
382 while( '/' != *pathend)
386 ** if relative url path starts with one or more '../',
387 ** factor them out of href so that we return a
390 while( pathend != pathstart )
398 /* relative url is just '.' */
404 /* relative url starts with './' */
413 /* relative url is '..' */
419 /* relative url starts with '../' */
427 while( '/' != *pathend );
429 /* skip over '/' separator */
431 /* concatenate remaining base URL and relative URL */
432 strcpy(pathend, url);
441 int VlcPlugin::setSize(unsigned width, unsigned height)
443 int diff = (width != i_width) || (height != i_height);
452 void VlcPlugin::showToolbar()
454 const NPWindow& window = getWindow();
455 Window control = getControlWindow();
456 Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
457 unsigned int i_height = 0, i_width = 0;
460 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
461 &p_btnPlay, NULL, NULL);
464 i_height = __MAX( i_height, p_btnPlay->height );
465 i_width = __MAX( i_width, p_btnPlay->width );
467 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
468 &p_btnPause, NULL, NULL);
471 i_height = __MAX( i_height, p_btnPause->height );
472 i_width = __MAX( i_width, p_btnPause->width );
474 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
475 &p_btnStop, NULL, NULL );
478 i_height = __MAX( i_height, p_btnStop->height );
479 i_width = __MAX( i_width, p_btnStop->width );
481 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
482 &p_timeline, NULL, NULL);
485 i_height = __MAX( i_height, p_timeline->height );
486 i_width = __MAX( i_width, p_timeline->width );
488 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
489 &p_btnTime, NULL, NULL);
492 i_height = __MAX( i_height, p_btnTime->height );
493 i_width = __MAX( i_width, p_btnTime->width );
495 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
496 &p_btnFullscreen, NULL, NULL);
497 if( p_btnFullscreen )
499 i_height = __MAX( i_height, p_btnFullscreen->height );
500 i_width = __MAX( i_width, p_btnFullscreen->width );
502 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
503 &p_btnMute, NULL, NULL);
506 i_height = __MAX( i_height, p_btnMute->height );
507 i_width = __MAX( i_width, p_btnMute->width );
509 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
510 &p_btnUnmute, NULL, NULL);
513 i_height = __MAX( i_height, p_btnUnmute->height );
514 i_width = __MAX( i_width, p_btnUnmute->width );
516 setToolbarSize( i_width, i_height );
518 if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
519 !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
520 fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
523 void VlcPlugin::hideToolbar()
525 i_tb_width = i_tb_height = 0;
527 if( p_btnPlay ) XDestroyImage( p_btnPlay );
528 if( p_btnPause ) XDestroyImage( p_btnPause );
529 if( p_btnStop ) XDestroyImage( p_btnStop );
530 if( p_timeline ) XDestroyImage( p_timeline );
531 if( p_btnTime ) XDestroyImage( p_btnTime );
532 if( p_btnFullscreen ) XDestroyImage( p_btnFullscreen );
533 if( p_btnMute ) XDestroyImage( p_btnMute );
534 if( p_btnUnmute ) XDestroyImage( p_btnUnmute );
541 p_btnFullscreen = NULL;
546 void VlcPlugin::redrawToolbar()
548 libvlc_media_player_t *p_md = NULL;
549 libvlc_exception_t ex;
550 float f_position = 0.0;
553 unsigned int dst_x, dst_y;
556 #define BTN_SPACE ((unsigned int)4)
558 const NPWindow& window = getWindow();
559 Window control = getControlWindow();
560 Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
562 /* get media instance */
563 libvlc_exception_init( &ex );
564 p_md = libvlc_playlist_get_media_player( getVLC(), &ex );
565 libvlc_exception_clear( &ex );
568 libvlc_exception_init( &ex );
569 i_playing = libvlc_playlist_isplaying( getVLC(), &ex );
570 libvlc_exception_clear( &ex );
573 libvlc_exception_init(&ex);
574 b_mute = libvlc_audio_get_mute( getVLC(), &ex );
575 libvlc_exception_clear( &ex );
577 /* get movie position in % */
580 libvlc_exception_init( &ex );
581 f_position = libvlc_media_player_get_position( p_md, &ex ) * 100;
582 libvlc_exception_clear( &ex );
584 libvlc_media_player_release( p_md );
586 gcv.foreground = BlackPixel( p_display, 0 );
587 gc = XCreateGC( p_display, control, GCForeground, &gcv );
589 XFillRectangle( p_display, control, gc,
590 0, 0, window.width, i_tb_height );
591 gcv.foreground = WhitePixel( p_display, 0 );
592 XChangeGC( p_display, gc, GCForeground, &gcv );
595 dst_x = 4; dst_y = 4;
597 fprintf( stderr, ">>>>>> is playing = %d\n", i_playing );
598 if( p_btnPause && (i_playing == 1) )
600 XPutImage( p_display, control, gc, p_btnPause, 0, 0, dst_x, dst_y,
601 p_btnPause->width, p_btnPause->height );
605 XPutImage( p_display, control, gc, p_btnPlay, 0, 0, dst_x, dst_y,
606 p_btnPlay->width, p_btnPlay->height );
609 dst_x += BTN_SPACE + ( p_btnPlay ? p_btnPlay->width : 0 );
613 XPutImage( p_display, control, gc, p_btnStop, 0, 0, dst_x, dst_y,
614 p_btnStop->width, p_btnStop->height );
616 dst_x += BTN_SPACE + ( p_btnStop ? p_btnStop->width : 0 );
619 if( p_btnFullscreen )
620 XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, dst_x, dst_y,
621 p_btnFullscreen->width, p_btnFullscreen->height );
623 dst_x += BTN_SPACE + ( p_btnFullscreen ? p_btnFullscreen->width : 0 );
626 if( p_btnUnmute && b_mute )
628 XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, dst_x, dst_y,
629 p_btnUnmute->width, p_btnUnmute->height );
631 dst_x += BTN_SPACE + ( p_btnUnmute ? p_btnUnmute->width : 0 );
636 XPutImage( p_display, control, gc, p_btnMute, 0, 0, dst_x, dst_y,
637 p_btnMute->width, p_btnMute->height );
639 dst_x += BTN_SPACE + ( p_btnMute ? p_btnMute->width : 0 );
644 XPutImage( p_display, control, gc, p_timeline, 0, 0, dst_x, dst_y,
645 (window.width-(dst_x+BTN_SPACE)), p_timeline->height );
648 i_last_position = (((float)window.width-8.0)/100.0)*f_position;
651 XPutImage( p_display, control, gc, p_btnTime,
652 0, 0, (dst_x+i_last_position), dst_y,
653 p_btnTime->width, p_btnTime->height );
655 XFreeGC( p_display, gc );