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/npolibvlc.h"
39 /*****************************************************************************
40 * VlcPlugin constructor and destructor
41 *****************************************************************************/
42 VlcPlugin::VlcPlugin( NPP instance, uint16 mode ) :
48 libvlc_instance(NULL),
57 ,i_width((unsigned)-1)
58 ,i_height((unsigned)-1)
64 memset(&npwindow, 0, sizeof(NPWindow));
67 static bool boolValue(const char *value) {
68 return ( !strcmp(value, "1") ||
69 !strcasecmp(value, "true") ||
70 !strcasecmp(value, "yes") );
73 NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
75 /* prepare VLC command line */
79 /* locate VLC module path */
81 ppsz_argv[ppsz_argc++] = "--plugin-path";
82 ppsz_argv[ppsz_argc++] = "/Library/Internet Plug-Ins/VLC Plugin.plugin/"
83 "Contents/MacOS/modules";
86 DWORD i_type, i_data = MAX_PATH + 1;
87 char p_data[MAX_PATH + 1];
88 if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, "Software\\VideoLAN\\VLC",
89 0, KEY_READ, &h_key ) == ERROR_SUCCESS )
91 if( RegQueryValueEx( h_key, "InstallDir", 0, &i_type,
92 (LPBYTE)p_data, &i_data ) == ERROR_SUCCESS )
94 if( i_type == REG_SZ )
96 strcat( p_data, "\\plugins" );
97 ppsz_argv[ppsz_argc++] = "--plugin-path";
98 ppsz_argv[ppsz_argc++] = p_data;
101 RegCloseKey( h_key );
103 ppsz_argv[ppsz_argc++] = "--no-one-instance";
105 #endif /* XP_MACOSX */
107 /* common settings */
108 ppsz_argv[ppsz_argc++] = "-vv";
109 ppsz_argv[ppsz_argc++] = "--no-stats";
110 ppsz_argv[ppsz_argc++] = "--no-media-library";
111 ppsz_argv[ppsz_argc++] = "--ignore-config";
112 ppsz_argv[ppsz_argc++] = "--intf";
113 ppsz_argv[ppsz_argc++] = "dummy";
115 const char *progid = NULL;
117 /* parse plugin arguments */
118 for( int i = 0; i < argc ; i++ )
120 fprintf(stderr, "argn=%s, argv=%s\n", argn[i], argv[i]);
122 if( !strcmp( argn[i], "target" )
123 || !strcmp( argn[i], "mrl")
124 || !strcmp( argn[i], "filename")
125 || !strcmp( argn[i], "src") )
127 psz_target = argv[i];
129 else if( !strcmp( argn[i], "autoplay")
130 || !strcmp( argn[i], "autostart") )
132 b_autoplay = boolValue(argv[i]);
134 else if( !strcmp( argn[i], "fullscreen" ) )
136 if( boolValue(argv[i]) )
138 ppsz_argv[ppsz_argc++] = "--fullscreen";
142 ppsz_argv[ppsz_argc++] = "--no-fullscreen";
145 else if( !strcmp( argn[i], "mute" ) )
147 if( boolValue(argv[i]) )
149 ppsz_argv[ppsz_argc++] = "--volume";
150 ppsz_argv[ppsz_argc++] = "0";
153 else if( !strcmp( argn[i], "loop")
154 || !strcmp( argn[i], "autoloop") )
156 if( boolValue(argv[i]) )
158 ppsz_argv[ppsz_argc++] = "--loop";
161 ppsz_argv[ppsz_argc++] = "--no-loop";
164 else if( !strcmp( argn[i], "version")
165 || !strcmp( argn[i], "progid") )
169 else if( !strcmp( argn[i], "toolbar" ) )
171 b_toolbar = boolValue(argv[i]);
176 libvlc_exception_t ex;
177 libvlc_exception_init(&ex);
179 libvlc_instance = libvlc_new(ppsz_argc, ppsz_argv, &ex);
180 if( libvlc_exception_raised(&ex) )
182 libvlc_exception_clear(&ex);
183 return NPERR_GENERIC_ERROR;
187 ** fetch plugin base URL, which is the URL of the page containing the plugin
188 ** this URL is used for making absolute URL from relative URL that may be
189 ** passed as an MRL argument
193 if( NPERR_NO_ERROR == NPN_GetValue(p_browser, NPNVWindowNPObject, &plugin) )
196 ** is there a better way to get that info ?
198 static const char docLocHref[] = "document.location.href";
202 script.utf8characters = docLocHref;
203 script.utf8length = sizeof(docLocHref)-1;
205 if( NPN_Evaluate(p_browser, plugin, &script, &result) )
207 if( NPVARIANT_IS_STRING(result) )
209 NPString &location = NPVARIANT_TO_STRING(result);
211 psz_baseURL = new char[location.utf8length+1];
214 strncpy(psz_baseURL, location.utf8characters, location.utf8length);
215 psz_baseURL[location.utf8length] = '\0';
218 NPN_ReleaseVariantValue(&result);
220 NPN_ReleaseObject(plugin);
225 // get absolute URL from src
226 char *psz_absurl = getAbsoluteURL(psz_target);
227 psz_target = psz_absurl ? psz_absurl : strdup(psz_target);
230 /* assign plugin script root class */
232 p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
234 return NPERR_NO_ERROR;
237 VlcPlugin::~VlcPlugin()
242 libvlc_log_close(libvlc_log, NULL);
243 if( libvlc_instance )
244 libvlc_release(libvlc_instance);
247 /*****************************************************************************
249 *****************************************************************************/
251 char *VlcPlugin::getAbsoluteURL(const char *url)
255 // check whether URL is already absolute
256 const char *end=strchr(url, ':');
257 if( (NULL != end) && (end != url) )
259 // validate protocol header
260 const char *start = url;
265 while( start != end )
272 || ('/' == c)) ) /* VLC uses / to allow user to specify a demuxer */
273 // not valid protocol header, assume relative URL
277 /* we have a protocol header, therefore URL is absolute */
280 // not a valid protocol header, assume relative URL
287 size_t baseLen = strlen(psz_baseURL);
288 char *href = new char[baseLen+strlen(url)+1];
291 /* prepend base URL */
292 strcpy(href, psz_baseURL);
295 ** relative url could be empty,
296 ** in which case return base URL
302 ** locate pathname part of base URL
305 /* skip over protocol part */
306 char *pathstart = strchr(href, ':');
310 if( '/' == *(++pathstart) )
312 if( '/' == *(++pathstart) )
317 /* skip over host part */
318 pathstart = strchr(pathstart, '/');
319 pathend = href+baseLen;
322 // no path, add a / past end of url (over '\0')
329 /* baseURL is just a UNIX path */
332 /* baseURL is not an absolute path */
336 pathend = href+baseLen;
339 /* relative URL made of an absolute path ? */
342 /* replace path completely */
343 strcpy(pathstart, url);
347 /* find last path component and replace it */
348 while( '/' != *pathend)
352 ** if relative url path starts with one or more '../',
353 ** factor them out of href so that we return a
356 while( pathend != pathstart )
364 /* relative url is just '.' */
370 /* relative url starts with './' */
379 /* relative url is '..' */
385 /* relative url starts with '../' */
393 while( '/' != *pathend );
395 /* skip over '/' separator */
397 /* concatenate remaining base URL and relative URL */
398 strcpy(pathend, url);
407 int VlcPlugin::setSize(unsigned width, unsigned height)
409 int diff = (width != i_width) || (height != i_height);
418 void VlcPlugin::showToolbar()
420 const NPWindow& window = getWindow();
421 Window control = getControlWindow();
422 Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
423 unsigned int i_height = 0, i_width = 0;
426 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/play.xpm",
427 &p_btnPlay, NULL, NULL);
430 i_height = __MAX( i_height, p_btnPlay->height );
431 i_width = __MAX( i_width, p_btnPlay->width );
433 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/pause.xpm",
434 &p_btnPause, NULL, NULL);
437 i_height = __MAX( i_height, p_btnPause->height );
438 i_width = __MAX( i_width, p_btnPause->width );
440 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/stop.xpm",
441 &p_btnStop, NULL, NULL );
444 i_height = __MAX( i_height, p_btnStop->height );
445 i_width = __MAX( i_width, p_btnStop->width );
447 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_line.xpm",
448 &p_timeline, NULL, NULL);
451 i_height = __MAX( i_height, p_timeline->height );
452 i_width = __MAX( i_width, p_timeline->width );
454 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/time_icon.xpm",
455 &p_btnTime, NULL, NULL);
458 i_height = __MAX( i_height, p_btnTime->height );
459 i_width = __MAX( i_width, p_btnTime->width );
461 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/fullscreen.xpm",
462 &p_btnFullscreen, NULL, NULL);
463 if( p_btnFullscreen )
465 i_height = __MAX( i_height, p_btnFullscreen->height );
466 i_width = __MAX( i_width, p_btnFullscreen->width );
468 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_max.xpm",
469 &p_btnMute, NULL, NULL);
472 i_height = __MAX( i_height, p_btnMute->height );
473 i_width = __MAX( i_width, p_btnMute->width );
475 XpmReadFileToImage( p_display, DATA_PATH "/mozilla/volume_mute.xpm",
476 &p_btnUnmute, NULL, NULL);
479 i_height = __MAX( i_height, p_btnUnmute->height );
480 i_width = __MAX( i_width, p_btnUnmute->width );
482 setToolbarSize( i_width, i_height );
484 if( !p_btnPlay || !p_btnPause || !p_btnStop || !p_timeline ||
485 !p_btnTime || !p_btnFullscreen || !p_btnMute || !p_btnUnmute )
486 fprintf(stderr, "Error: some button images not found in %s\n", DATA_PATH );
489 void VlcPlugin::hideToolbar()
491 i_tb_width = i_tb_height = 0;
493 if( p_btnPlay ) XDestroyImage( p_btnPlay );
494 if( p_btnPause ) XDestroyImage( p_btnPause );
495 if( p_btnStop ) XDestroyImage( p_btnStop );
496 if( p_timeline ) XDestroyImage( p_timeline );
497 if( p_btnTime ) XDestroyImage( p_btnTime );
498 if( p_btnFullscreen ) XDestroyImage( p_btnFullscreen );
499 if( p_btnMute ) XDestroyImage( p_btnMute );
500 if( p_btnUnmute ) XDestroyImage( p_btnUnmute );
507 p_btnFullscreen = NULL;
512 void VlcPlugin::redrawToolbar()
514 libvlc_media_player_t *p_md = NULL;
515 libvlc_exception_t ex;
516 float f_position = 0.0;
519 unsigned int dst_x, dst_y;
522 #define BTN_SPACE ((unsigned int)4)
524 const NPWindow& window = getWindow();
525 Window control = getControlWindow();
526 Display *p_display = ((NPSetWindowCallbackStruct *)window.ws_info)->display;
528 /* get media instance */
529 libvlc_exception_init( &ex );
530 p_md = libvlc_playlist_get_media_player( getVLC(), &ex );
531 libvlc_exception_clear( &ex );
534 libvlc_exception_init( &ex );
535 i_playing = libvlc_playlist_isplaying( getVLC(), &ex );
536 libvlc_exception_clear( &ex );
539 libvlc_exception_init(&ex);
540 b_mute = libvlc_audio_get_mute( getVLC(), &ex );
541 libvlc_exception_clear( &ex );
543 /* get movie position in % */
546 libvlc_exception_init( &ex );
547 f_position = libvlc_media_player_get_position( p_md, &ex ) * 100;
548 libvlc_exception_clear( &ex );
550 libvlc_media_player_release( p_md );
552 gcv.foreground = BlackPixel( p_display, 0 );
553 gc = XCreateGC( p_display, control, GCForeground, &gcv );
555 XFillRectangle( p_display, control, gc,
556 0, 0, window.width, i_tb_height );
557 gcv.foreground = WhitePixel( p_display, 0 );
558 XChangeGC( p_display, gc, GCForeground, &gcv );
561 dst_x = 4; dst_y = 4;
563 fprintf( stderr, ">>>>>> is playing = %d\n", i_playing );
564 if( p_btnPause && (i_playing == 1) )
566 XPutImage( p_display, control, gc, p_btnPause, 0, 0, dst_x, dst_y,
567 p_btnPause->width, p_btnPause->height );
571 XPutImage( p_display, control, gc, p_btnPlay, 0, 0, dst_x, dst_y,
572 p_btnPlay->width, p_btnPlay->height );
575 dst_x += BTN_SPACE + ( p_btnPlay ? p_btnPlay->width : 0 );
579 XPutImage( p_display, control, gc, p_btnStop, 0, 0, dst_x, dst_y,
580 p_btnStop->width, p_btnStop->height );
582 dst_x += BTN_SPACE + ( p_btnStop ? p_btnStop->width : 0 );
585 if( p_btnFullscreen )
586 XPutImage( p_display, control, gc, p_btnFullscreen, 0, 0, dst_x, dst_y,
587 p_btnFullscreen->width, p_btnFullscreen->height );
589 dst_x += BTN_SPACE + ( p_btnFullscreen ? p_btnFullscreen->width : 0 );
592 if( p_btnUnmute && b_mute )
594 XPutImage( p_display, control, gc, p_btnUnmute, 0, 0, dst_x, dst_y,
595 p_btnUnmute->width, p_btnUnmute->height );
597 dst_x += BTN_SPACE + ( p_btnUnmute ? p_btnUnmute->width : 0 );
602 XPutImage( p_display, control, gc, p_btnMute, 0, 0, dst_x, dst_y,
603 p_btnMute->width, p_btnMute->height );
605 dst_x += BTN_SPACE + ( p_btnMute ? p_btnMute->width : 0 );
610 XPutImage( p_display, control, gc, p_timeline, 0, 0, dst_x, dst_y,
611 (window.width-(dst_x+BTN_SPACE)), p_timeline->height );
614 i_last_position = (((float)window.width-8.0)/100.0)*f_position;
617 XPutImage( p_display, control, gc, p_btnTime,
618 0, 0, (dst_x+i_last_position), dst_y,
619 p_btnTime->width, p_btnTime->height );
621 XFreeGC( p_display, gc );