]> git.sesse.net Git - vlc/blobdiff - projects/mozilla/vlcplugin.cpp
Mozilla plugin event listeners.
[vlc] / projects / mozilla / vlcplugin.cpp
index 0d137cd225fe38d2558454074c96c3a07d90dbb3..aa5010135cd18bf231aa24647a0588982281f9c0 100644 (file)
@@ -36,6 +36,7 @@
 #include "control/npolibvlc.h"
 
 #include <ctype.h>
+#include <string>
 
 /*****************************************************************************
  * VlcPlugin constructor and destructor
@@ -45,19 +46,19 @@ VlcPlugin::VlcPlugin( NPP instance, uint16 mode ) :
     b_stream(0),
     b_autoplay(1),
     b_toolbar(0),
+    psz_text(NULL),
     psz_target(NULL),
     playlist_index(-1),
     libvlc_instance(NULL),
     libvlc_media_list(NULL),
     libvlc_media_player(NULL),
-    libvlc_log(NULL),
     p_scriptClass(NULL),
     p_browser(instance),
     psz_baseURL(NULL)
-#if XP_WIN
+#if defined(XP_WIN)
     ,pf_wndproc(NULL)
 #endif
-#if XP_UNIX
+#if defined(XP_UNIX)
     ,i_width((unsigned)-1)
     ,i_height((unsigned)-1)
     ,i_tb_width(0)
@@ -74,7 +75,7 @@ VlcPlugin::VlcPlugin( NPP instance, uint16 mode ) :
 #endif
 {
     memset(&npwindow, 0, sizeof(NPWindow));
-#if XP_UNIX
+#if defined(XP_UNIX)
     memset(&npvideo, 0, sizeof(Window));
     memset(&npcontrol, 0, sizeof(Window));
 #endif
@@ -86,6 +87,48 @@ static bool boolValue(const char *value) {
              !strcasecmp(value, "yes") );
 }
 
+void eventAsync(void *param)
+{
+    VlcPlugin *plugin = (VlcPlugin*)param;
+    NPVariant result;
+    NPVariant params[2];
+
+    pthread_mutex_lock(&plugin->mutex);
+
+    for (int i = 0; i < plugin->eventList.size(); i++)
+    {
+        for (int j = 0; j < plugin->eventListeners.size(); j++)
+        {
+            libvlc_event_type_t event = plugin->eventList[i];
+
+            if (plugin->eventListeners[j]->eventMap.have_event(event))
+            {
+                STRINGZ_TO_NPVARIANT(libvlc_event_type_name(event), params[0]);
+                params[1] = plugin->eventListeners[j]->id;
+                NPN_InvokeDefault(plugin->getBrowser(), plugin->eventListeners[j]->listener, params, 2, &result);
+                NPN_ReleaseVariantValue(&result);
+            }
+        }
+    }
+    plugin->eventList.clear();
+
+    pthread_mutex_unlock(&plugin->mutex);
+}
+
+void event_callback(const libvlc_event_t* event, void *param)
+{
+    VlcPlugin *plugin = (VlcPlugin*)param;
+
+    pthread_mutex_lock(&plugin->mutex);
+
+    if (plugin->eventToCatch.have_event(event->type))
+        plugin->eventList.push_back(event->type);
+
+    pthread_mutex_unlock(&plugin->mutex);
+
+    NPN_PluginThreadAsyncCall(plugin->getBrowser(), eventAsync, plugin);
+}
+
 NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
 {
     /* prepare VLC command line */
@@ -99,7 +142,7 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
     /* locate VLC module path */
 #ifdef XP_MACOSX
     ppsz_argv[ppsz_argc++] = "--plugin-path=/Library/Internet\\ Plug-Ins/VLC\\ Plugin.plugin/Contents/MacOS/modules";
-    ppsz_argv[ppsz_argc++] = "--vout=macosx";
+    ppsz_argv[ppsz_argc++] = "--vout=minimal_macosx";
 #elif defined(XP_WIN)
     HKEY h_key;
     DWORD i_type, i_data = MAX_PATH + 1;
@@ -127,14 +170,13 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
     ppsz_argv[ppsz_argc++] = "-vv";
     ppsz_argv[ppsz_argc++] = "--no-stats";
     ppsz_argv[ppsz_argc++] = "--no-media-library";
-    ppsz_argv[ppsz_argc++] = "--ignore-config";
     ppsz_argv[ppsz_argc++] = "--intf=dummy";
     ppsz_argv[ppsz_argc++] = "--no-video-title-show";
 
     const char *progid = NULL;
 
     /* parse plugin arguments */
-    for( int i = 0; i < argc ; i++ )
+    for( int i = 0; (i < argc) && (ppsz_argc < 32); i++ )
     {
        /* fprintf(stderr, "argn=%s, argv=%s\n", argn[i], argv[i]); */
 
@@ -145,6 +187,11 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
         {
             psz_target = argv[i];
         }
+        else if( !strcmp( argn[i], "text" ) )
+        {
+            free( psz_text );
+            psz_text = strdup( argv[i] );
+        }
         else if( !strcmp( argn[i], "autoplay")
               || !strcmp( argn[i], "autostart") )
         {
@@ -205,19 +252,14 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
         return NPERR_GENERIC_ERROR;
     }
 
-    libvlc_media_list = libvlc_media_list_new(libvlc_instance,&ex);
-    if( libvlc_exception_raised(&ex) )
-    {
-        libvlc_exception_clear(&ex);
-        return NPERR_GENERIC_ERROR;
-    }
+    libvlc_media_list = libvlc_media_list_new(libvlc_instance);
 
     /*
     ** fetch plugin base URL, which is the URL of the page containing the plugin
     ** this URL is used for making absolute URL from relative URL that may be
     ** passed as an MRL argument
     */
-    NPObject *plugin;
+    NPObject *plugin = NULL;
 
     if( NPERR_NO_ERROR == NPN_GetValue(p_browser, NPNVWindowNPObject, &plugin) )
     {
@@ -237,7 +279,7 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
             {
                 NPString &location = NPVARIANT_TO_STRING(result);
 
-                psz_baseURL = static_cast<char*>(malloc(location.utf8length+1));
+                psz_baseURL = (char *) malloc(location.utf8length+1);
                 if( psz_baseURL )
                 {
                     strncpy(psz_baseURL, location.utf8characters, location.utf8length);
@@ -260,6 +302,9 @@ NPError VlcPlugin::init(int argc, char* const argn[], char* const argv[])
     /* new APIs */
     p_scriptClass = RuntimeNPClass<LibvlcRootNPObject>::getClass();
 
+    if (pthread_mutex_init(&mutex, NULL) != 0)
+        return NPERR_GENERIC_ERROR;
+
     return NPERR_NO_ERROR;
 }
 
@@ -267,33 +312,40 @@ VlcPlugin::~VlcPlugin()
 {
     free(psz_baseURL);
     free(psz_target);
-    if( libvlc_log )
-        libvlc_log_close(libvlc_log, NULL);
+    free(psz_text);
+
     if( libvlc_media_player )
         libvlc_media_player_release( libvlc_media_player );
     if( libvlc_media_list )
         libvlc_media_list_release( libvlc_media_list );
     if( libvlc_instance )
         libvlc_release(libvlc_instance);
+    
+    for (int i = 0; i < eventListeners.size(); i++)
+    {
+        NPN_ReleaseObject(eventListeners[i]->listener);
+        NPN_ReleaseVariantValue(&(eventListeners[i]->id));
+        delete eventListeners[i];
+    }
+
+    pthread_mutex_destroy(&mutex);
 }
 
 /*****************************************************************************
  * VlcPlugin playlist replacement methods
  *****************************************************************************/
-void VlcPlugin::set_player_window( libvlc_exception_t *ex )
+void VlcPlugin::set_player_window()
 {
 #ifdef XP_UNIX
     libvlc_media_player_set_xwindow(libvlc_media_player,
-                                    (libvlc_drawable_t)getVideoWindow(),
-                                    ex);
+                                    (libvlc_drawable_t)getVideoWindow());
 #endif
 #ifdef XP_MACOSX
     // XXX FIXME insert appropriate call here
 #endif
 #ifdef XP_WIN
     libvlc_media_player_set_hwnd(libvlc_media_player,
-                                 getWindow().window,
-                                 ex);
+                                 getWindow().window);
 #endif
 }
 
@@ -307,7 +359,7 @@ int VlcPlugin::playlist_add( const char *mrl, libvlc_exception_t *ex )
     libvlc_media_list_lock(libvlc_media_list);
     libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
     if( !libvlc_exception_raised(ex) )
-        item = libvlc_media_list_count(libvlc_media_list,ex)-1;
+        item = libvlc_media_list_count(libvlc_media_list)-1;
     libvlc_media_list_unlock(libvlc_media_list);
 
     libvlc_media_release(p_m);
@@ -324,19 +376,12 @@ int VlcPlugin::playlist_add_extended_untrusted( const char *mrl, const char *nam
         return -1;
 
     for( int i = 0; i < optc; ++i )
-    {
-        libvlc_media_add_option_untrusted(p_m, optv[i],ex);
-        if( libvlc_exception_raised(ex) )
-        {
-            libvlc_media_release(p_m);
-            return -1;
-        }
-    }
+        libvlc_media_add_option_flag(p_m, optv[i], libvlc_media_option_unique);
 
     libvlc_media_list_lock(libvlc_media_list);
     libvlc_media_list_add_media(libvlc_media_list,p_m,ex);
     if( !libvlc_exception_raised(ex) )
-        item = libvlc_media_list_count(libvlc_media_list,ex)-1;
+        item = libvlc_media_list_count(libvlc_media_list)-1;
     libvlc_media_list_unlock(libvlc_media_list);
     libvlc_media_release(p_m);
 
@@ -346,12 +391,11 @@ int VlcPlugin::playlist_add_extended_untrusted( const char *mrl, const char *nam
 bool VlcPlugin::playlist_select( int idx, libvlc_exception_t *ex )
 {
     libvlc_media_t *p_m = NULL;
+    libvlc_event_manager_t *eventManager = NULL;
 
     libvlc_media_list_lock(libvlc_media_list);
 
-    int count = libvlc_media_list_count(libvlc_media_list,ex);
-    if( libvlc_exception_raised(ex) )
-        goto bad_unlock;
+    int count = libvlc_media_list_count(libvlc_media_list);
 
     if( idx<0||idx>=count )
         goto bad_unlock;
@@ -372,7 +416,28 @@ bool VlcPlugin::playlist_select( int idx, libvlc_exception_t *ex )
 
     libvlc_media_player = libvlc_media_player_new_from_media(p_m,ex);
     if( libvlc_media_player )
-        set_player_window(ex);
+    {
+        set_player_window();
+
+        // Registers the events we're interested in.
+        eventManager = libvlc_media_player_event_manager(libvlc_media_player, ex);
+
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerOpening, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerBuffering, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerPlaying, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerStopped, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerPaused, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerEndReached, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerForward, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerBackward, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerEndReached, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerEncounteredError, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerTimeChanged, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerPositionChanged, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerTitleChanged, event_callback, this, ex);
+        libvlc_event_attach(eventManager, libvlc_MediaPlayerSnapshotTaken, event_callback, this, ex);
+
+    }
 
     libvlc_media_release( p_m );
     return !libvlc_exception_raised(ex);
@@ -393,40 +458,40 @@ void VlcPlugin::playlist_clear( libvlc_exception_t *ex )
 {
     if( libvlc_media_list )
         libvlc_media_list_release(libvlc_media_list);
-    libvlc_media_list = libvlc_media_list_new(getVLC(),ex);
+    libvlc_media_list = libvlc_media_list_new(getVLC());
 }
 
-int VlcPlugin::playlist_count( libvlc_exception_t *ex )
+int VlcPlugin::playlist_count()
 {
     int items_count = 0;
     libvlc_media_list_lock(libvlc_media_list);
-    items_count = libvlc_media_list_count(libvlc_media_list,ex);
+    items_count = libvlc_media_list_count(libvlc_media_list);
     libvlc_media_list_unlock(libvlc_media_list);
     return items_count;
 }
 
 void VlcPlugin::toggle_fullscreen( libvlc_exception_t *ex )
 {
-    if( playlist_isplaying(ex) )
+    if( playlist_isplaying() )
         libvlc_toggle_fullscreen(libvlc_media_player,ex);
 }
 void VlcPlugin::set_fullscreen( int yes, libvlc_exception_t *ex )
 {
-    if( playlist_isplaying(ex) )
+    if( playlist_isplaying() )
         libvlc_set_fullscreen(libvlc_media_player,yes,ex);
 }
 int  VlcPlugin::get_fullscreen( libvlc_exception_t *ex )
 {
     int r = 0;
-    if( playlist_isplaying(ex) )
+    if( playlist_isplaying() )
         r = libvlc_get_fullscreen(libvlc_media_player,ex);
     return r;
 }
 
-int  VlcPlugin::player_has_vout( libvlc_exception_t *ex )
+bool  VlcPlugin::player_has_vout( libvlc_exception_t *ex )
 {
-    int r = 0;
-    if( playlist_isplaying(ex) )
+    bool r = false;
+    if( playlist_isplaying() )
         r = libvlc_media_player_has_vout(libvlc_media_player, ex);
     return r;
 }
@@ -472,11 +537,11 @@ relativeurl:
         if( psz_baseURL )
         {
             size_t baseLen = strlen(psz_baseURL);
-            char *href = static_cast<char*>(malloc(baseLen+strlen(url)+1));
+            char *href = (char *) malloc(baseLen+strlen(url)+1);
             if( href )
             {
                 /* prepend base URL */
-                strcpy(href, psz_baseURL);
+                memcpy(href, psz_baseURL, baseLen+1);
 
                 /*
                 ** relative url could be empty,
@@ -491,7 +556,7 @@ relativeurl:
 
                 /* skip over protocol part  */
                 char *pathstart = strchr(href, ':');
-                char *pathend;
+                char *pathend = href+baseLen;
                 if( pathstart )
                 {
                     if( '/' == *(++pathstart) )
@@ -503,7 +568,6 @@ relativeurl:
                     }
                     /* skip over host part */
                     pathstart = strchr(pathstart, '/');
-                    pathend = href+baseLen;
                     if( ! pathstart )
                     {
                         // no path, add a / past end of url (over '\0')
@@ -517,11 +581,10 @@ relativeurl:
                     if( '/' != *href )
                     {
                         /* baseURL is not an absolute path */
-                       free(href);
+                        free(href);
                         return NULL;
                     }
                     pathstart = href;
-                    pathend = href+baseLen;
                 }
 
                 /* relative URL made of an absolute path ? */
@@ -591,7 +654,7 @@ relativeurl:
     return NULL;
 }
 
-#if XP_UNIX
+#if defined(XP_UNIX)
 int  VlcPlugin::setSize(unsigned width, unsigned height)
 {
     int diff = (width != i_width) || (height != i_height);
@@ -732,7 +795,6 @@ void VlcPlugin::hideToolbar()
 
 void VlcPlugin::redrawToolbar()
 {
-    libvlc_exception_t ex;
     int is_playing = 0;
     bool b_mute = false;
     unsigned int dst_x, dst_y;
@@ -750,11 +812,9 @@ void VlcPlugin::redrawToolbar()
 
     getToolbarSize( &i_tb_width, &i_tb_height );
 
-    libvlc_exception_init( &ex );
 
     /* get mute info */
-    b_mute = libvlc_audio_get_mute( getVLC(), &ex );
-    libvlc_exception_clear( &ex );
+    b_mute = libvlc_audio_get_mute( getVLC() );
 
     gcv.foreground = BlackPixel( p_display, 0 );
     gc = XCreateGC( p_display, control, GCForeground, &gcv );
@@ -820,12 +880,14 @@ void VlcPlugin::redrawToolbar()
                    (window.width-(dst_x+BTN_SPACE)), p_timeline->height );
 
     /* get movie position in % */
-    if( playlist_isplaying(&ex) )
+    if( playlist_isplaying() )
     {
+        libvlc_exception_t ex;
+        libvlc_exception_init( &ex );
         i_last_position = (int)((window.width-(dst_x+BTN_SPACE))*
                    libvlc_media_player_get_position(libvlc_media_player,&ex));
+        libvlc_exception_clear( &ex );
     }
-    libvlc_exception_clear( &ex );
 
     if( p_btnTime )
         XPutImage( p_display, control, gc, p_btnTime,
@@ -841,7 +903,6 @@ vlc_toolbar_clicked_t VlcPlugin::getToolbarButtonClicked( int i_xpos, int i_ypos
     unsigned int i_dest = BTN_SPACE;
     int is_playing = 0;
     bool b_mute = false;
-    libvlc_exception_t ex;
 
 #ifndef NDEBUG
     fprintf( stderr, "ToolbarButtonClicked:: "
@@ -857,13 +918,10 @@ vlc_toolbar_clicked_t VlcPlugin::getToolbarButtonClicked( int i_xpos, int i_ypos
      */
 
     /* get isplaying */
-    libvlc_exception_init( &ex );
-    is_playing = playlist_isplaying( &ex );
-    libvlc_exception_clear( &ex );
+    is_playing = playlist_isplaying();
 
     /* get mute info */
-    b_mute = libvlc_audio_get_mute( getVLC(), &ex );
-    libvlc_exception_clear( &ex );
+    b_mute = libvlc_audio_get_mute( getVLC() );
 
     /* is Pause of Play button clicked */
     if( (is_playing != 1) &&
@@ -918,3 +976,20 @@ vlc_toolbar_clicked_t VlcPlugin::getToolbarButtonClicked( int i_xpos, int i_ypos
 }
 #undef BTN_SPACE
 #endif
+
+// Verifies the version of the NPAPI.
+// The eventListeners use a NPAPI function available
+// since Gecko 1.9.
+bool VlcPlugin::canUseEventListener()
+{
+    int plugin_major, plugin_minor;
+    int browser_major, browser_minor;
+
+    NPN_Version(&plugin_major, &plugin_minor,
+                &browser_major, &browser_minor);
+
+    if (browser_minor >= 19 || browser_major > 0)
+        return true;
+    return false;
+}
+