1 /*****************************************************************************
2 r playlistinfo.m: MacOS X interface module
3 *****************************************************************************
4 * Copyright (C) 2002-2008 the VideoLAN team
7 * Authors: Benjamin Pracht <bigben at videolan dot org>
8 * Felix Paul Kühne <fkuehne at videolan dot org>
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 #include "playlistinfo.h"
33 /*****************************************************************************
34 * VLCPlaylistInfo Implementation
35 *****************************************************************************/
37 @implementation VLCInfo
39 static VLCInfo *_o_sharedInstance = nil;
41 + (VLCInfo *)sharedInstance
43 return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
48 if( _o_sharedInstance ) {
51 _o_sharedInstance = [super init];
53 if( _o_sharedInstance != nil )
56 o_statUpdateTimer = nil;
57 [self updatePanelWithItem: NULL];
58 rootItem = [[VLCInfoTreeItem alloc] init];
62 return _o_sharedInstance;
67 [o_info_window setExcludedFromWindowsMenu: YES];
68 [o_info_window setFloatingPanel: NO];
70 [o_info_window setTitle: _NS("Media Information")];
71 [o_uri_lbl setStringValue: _NS("Location")];
72 [o_title_lbl setStringValue: _NS("Title")];
73 [o_author_lbl setStringValue: _NS("Artist")];
74 [o_saveMetaData_btn setStringValue: _NS("Save Metadata" )];
76 [[o_tab_view tabViewItemAtIndex: 0] setLabel: _NS("General")];
77 [[o_tab_view tabViewItemAtIndex: 1] setLabel: _NS("Codec Details")];
78 [[o_tab_view tabViewItemAtIndex: 2] setLabel: _NS("Statistics")];
79 [o_tab_view selectTabViewItemAtIndex: 0];
81 /* constants defined in vlc_meta.h */
82 [o_genre_lbl setStringValue: _NS(VLC_META_GENRE)];
83 [o_copyright_lbl setStringValue: _NS(VLC_META_COPYRIGHT)];
84 [o_collection_lbl setStringValue: _NS(VLC_META_ALBUM)];
85 [o_seqNum_lbl setStringValue: _NS(VLC_META_TRACK_NUMBER)];
86 [o_description_lbl setStringValue: _NS(VLC_META_DESCRIPTION)];
87 [o_date_lbl setStringValue: _NS(VLC_META_DATE)];
88 [o_language_lbl setStringValue: _NS(VLC_META_LANGUAGE)];
89 [o_nowPlaying_lbl setStringValue: _NS(VLC_META_NOW_PLAYING)];
90 [o_publisher_lbl setStringValue: _NS(VLC_META_PUBLISHER)];
93 [o_input_box setTitle: _NS("Input")];
94 [o_read_bytes_lbl setStringValue: _NS("Read at media")];
95 [o_input_bitrate_lbl setStringValue: _NS("Input bitrate")];
96 [o_demux_bytes_lbl setStringValue: _NS("Demuxed")];
97 [o_demux_bitrate_lbl setStringValue: _NS("Stream bitrate")];
99 [o_video_box setTitle: _NS("Video")];
100 [o_video_decoded_lbl setStringValue: _NS("Decoded blocks")];
101 [o_displayed_lbl setStringValue: _NS("Displayed frames")];
102 [o_lost_frames_lbl setStringValue: _NS("Lost frames")];
103 [o_fps_lbl setStringValue: _NS("Frames per Second")];
105 [o_sout_box setTitle: _NS("Streaming")];
106 [o_sent_packets_lbl setStringValue: _NS("Sent packets")];
107 [o_sent_bytes_lbl setStringValue: _NS("Sent bytes")];
108 [o_sent_bitrate_lbl setStringValue: _NS("Send rate")];
110 [o_audio_box setTitle: _NS("Audio")];
111 [o_audio_decoded_lbl setStringValue: _NS("Decoded blocks")];
112 [o_played_abuffers_lbl setStringValue: _NS("Played buffers")];
113 [o_lost_abuffers_lbl setStringValue: _NS("Lost buffers")];
115 [o_info_window setInitialFirstResponder: o_uri_txt];
116 [o_info_window setDelegate: self];
118 /* We may be awoken from nib way after initialisation
119 * Update ourselves */
120 [self updatePanelWithItem:p_item];
125 /* make sure that the timer is released in any case */
126 if( o_statUpdateTimer && [o_statUpdateTimer isValid] )
127 [o_statUpdateTimer invalidate];
131 [o_statUpdateTimer release];
132 o_statUpdateTimer = nil;
137 /* make sure that the timer is released in any case */
138 if( o_statUpdateTimer && [o_statUpdateTimer isValid] )
139 [o_statUpdateTimer invalidate];
141 [o_statUpdateTimer release];
143 if( p_item ) vlc_gc_decref( p_item );
148 - (void)windowDidBecomeKey:(NSNotification *)notification
150 BOOL b_stats = config_GetInt(VLCIntf, "stats");
153 if( o_statUpdateTimer )
155 [o_statUpdateTimer invalidate];
156 [o_statUpdateTimer release];
157 o_statUpdateTimer = nil;
159 o_statUpdateTimer = [NSTimer scheduledTimerWithTimeInterval: 1
160 target: self selector: @selector(updateStatistics:)
161 userInfo: nil repeats: YES];
162 [o_statUpdateTimer fire];
163 [o_statUpdateTimer retain];
167 - (BOOL)windowShouldClose:(id)sender
169 if( [o_statUpdateTimer isValid] )
170 [o_statUpdateTimer invalidate];
172 if( o_statUpdateTimer )
173 [o_statUpdateTimer release];
174 o_statUpdateTimer = nil;
180 BOOL b_stats = config_GetInt(VLCIntf, "stats");
183 if( [o_tab_view numberOfTabViewItems] > 2 )
184 [o_tab_view removeTabViewItem: [o_tab_view tabViewItemAtIndex: 2]];
187 [self initMediaPanelStats];
188 [o_info_window makeKeyAndOrderFront: self];
191 - (void)initMediaPanelStats
193 //Initializing Input Variables
194 [o_read_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
195 [o_input_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
196 [o_demux_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
197 [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
199 //Initializing Video Variables
200 [o_video_decoded_txt setIntValue:0];
201 [o_displayed_txt setIntValue:0];
202 [o_lost_frames_txt setIntValue:0];
203 [o_fps_txt setFloatValue:0];
205 //Initializing Output Variables
206 [o_sent_packets_txt setIntValue: 0];
207 [o_sent_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
208 [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
210 //Initializing Audio Variables
211 [o_audio_decoded_txt setIntValue:0];
212 [o_played_abuffers_txt setIntValue: 0];
213 [o_lost_abuffers_txt setIntValue: 0];
217 - (void)updatePanelWithItem:(input_item_t *)_p_item;
219 if( _p_item != p_item )
221 if( p_item ) vlc_gc_decref( p_item );
222 [o_saveMetaData_btn setEnabled: NO];
223 if( _p_item ) vlc_gc_incref( _p_item );
231 [self setMeta: "" forLabel: o_##foo##_txt];
245 [o_image_well setImage: [NSImage imageNamed: @"noart.png"]];
249 if( !input_item_IsPreparsed( p_item ) )
251 playlist_t * p_playlist = pl_Yield( VLCIntf );
252 playlist_PreparseEnqueue( p_playlist, p_item );
253 pl_Release( VLCIntf );
257 char * psz_url = input_item_GetURI( p_item );
258 [o_uri_txt setStringValue: [NSString stringWithUTF8String: psz_url ? psz_url : "" ]];
261 /* fill title info */
262 char * psz_title = input_item_GetTitle( p_item );
264 psz_title = input_item_GetName( p_item );
265 [o_title_txt setStringValue: [NSString stringWithUTF8String: psz_title ? : "" ]];
268 #define SET( foo, bar ) \
269 char *psz_##foo = input_item_Get##bar ( p_item ); \
270 [self setMeta: psz_##foo forLabel: o_##foo##_txt]; \
271 FREENULL( psz_##foo );
273 /* fill the other fields */
274 SET( author, Artist );
275 SET( collection, Album );
276 SET( seqNum, TrackNum );
278 SET( copyright, Copyright );
279 SET( publisher, Publisher );
280 SET( nowPlaying, NowPlaying );
281 SET( language, Language );
283 SET( description, Description );
289 psz_meta = input_item_GetArtURL( p_item );
290 if( psz_meta && !strncmp( psz_meta, "file://", 7 ) )
291 o_image = [[NSImage alloc] initWithContentsOfFile: [NSString stringWithUTF8String: psz_meta+7]];
293 o_image = [[NSImage imageNamed: @"noart.png"] retain];
294 [o_image_well setImage: o_image];
296 FREENULL( psz_meta );
299 /* reload the advanced table */
301 [o_outline_view reloadData];
303 /* update the stats once to display p_item change faster */
304 [self updateStatistics: nil];
308 - (void)setMeta: (char *)psz_meta forLabel: (id)theItem
310 if( psz_meta != NULL && *psz_meta)
311 [theItem setStringValue: [NSString stringWithUTF8String:psz_meta]];
313 [theItem setStringValue: @""];
316 - (void)updateStatistics:(NSTimer*)theTimer
318 if( !p_item || !p_item->p_stats )
320 [self initMediaPanelStats];
324 vlc_mutex_lock( &p_item->p_stats->lock );
327 [o_read_bytes_txt setStringValue: [NSString stringWithFormat:
328 @"%8.0f kB", (float)(p_item->p_stats->i_read_bytes)/1000]];
329 [o_input_bitrate_txt setStringValue: [NSString stringWithFormat:
330 @"%6.0f kb/s", (float)(p_item->p_stats->f_input_bitrate)*8000]];
331 [o_demux_bytes_txt setStringValue: [NSString stringWithFormat:
332 @"%8.0f kB", (float)(p_item->p_stats->i_demux_read_bytes)/1000]];
333 [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat:
334 @"%6.0f kb/s", (float)(p_item->p_stats->f_demux_bitrate)*8000]];
337 [o_video_decoded_txt setIntValue: p_item->p_stats->i_decoded_video];
338 [o_displayed_txt setIntValue: p_item->p_stats->i_displayed_pictures];
339 [o_lost_frames_txt setIntValue: p_item->p_stats->i_lost_pictures];
341 /* FIXME: input_Control( p_item, INPUT_GET_VIDEO_FPS, &f_fps ); */
342 [o_fps_txt setFloatValue: f_fps];
345 [o_sent_packets_txt setIntValue: p_item->p_stats->i_sent_packets];
346 [o_sent_bytes_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB",
347 (float)(p_item->p_stats->i_sent_bytes)/1000]];
348 [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat:
349 @"%6.0f kb/s", (float)(p_item->p_stats->f_send_bitrate*8)*1000]];
352 [o_audio_decoded_txt setIntValue: p_item->p_stats->i_decoded_audio];
353 [o_played_abuffers_txt setIntValue: p_item->p_stats->i_played_abuffers];
354 [o_lost_abuffers_txt setIntValue: p_item->p_stats->i_lost_abuffers];
356 vlc_mutex_unlock( &p_item->p_stats->lock );
359 - (IBAction)metaFieldChanged:(id)sender
361 [o_saveMetaData_btn setEnabled: YES];
364 - (IBAction)saveMetaData:(id)sender
366 playlist_t * p_playlist = pl_Yield( VLCIntf );
369 if( !p_item ) goto error;
371 meta_export_t p_export;
372 p_export.p_item = p_item;
374 /* we can write meta data only in a file */
375 vlc_mutex_lock( &p_item->lock );
376 int i_type = p_item->i_type;
377 vlc_mutex_unlock( &p_item->lock );
379 if( i_type != ITEM_TYPE_FILE )
382 char *psz_uri_orig = input_item_GetURI( p_item );
383 char *psz_uri = psz_uri_orig;
384 if( !strncmp( psz_uri, "file://", 7 ) )
385 psz_uri += 7; /* strlen("file://") = 7 */
387 p_export.psz_file = strndup( psz_uri, PATH_MAX );
388 free( psz_uri_orig );
390 #define utf8( o_blub ) \
391 [[o_blub stringValue] UTF8String]
393 input_item_SetName( p_item, utf8( o_title_txt ) );
394 input_item_SetTitle( p_item, utf8( o_title_txt ) );
395 input_item_SetArtist( p_item, utf8( o_author_txt ) );
396 input_item_SetAlbum( p_item, utf8( o_collection_txt ) );
397 input_item_SetGenre( p_item, utf8( o_genre_txt ) );
398 input_item_SetTrackNum( p_item, utf8( o_seqNum_txt ) );
399 input_item_SetDate( p_item, utf8( o_date_txt ) );
400 input_item_SetCopyright( p_item, utf8( o_copyright_txt ) );
401 input_item_SetPublisher( p_item, utf8( o_publisher_txt ) );
402 input_item_SetDescription( p_item, utf8( o_description_txt ) );
403 input_item_SetLanguage( p_item, utf8( o_language_txt ) );
406 p_playlist->p_private = &p_export;
408 module_t *p_mod = module_Need( p_playlist, "meta writer", NULL, 0 );
410 module_Unneed( p_playlist, p_mod );
414 var_Set( p_playlist, "intf-change", val );
415 [self updatePanelWithItem: p_item];
417 pl_Release( VLCIntf );
418 [o_saveMetaData_btn setEnabled: NO];
422 pl_Release( VLCIntf );
423 NSRunAlertPanel(_NS("Error while saving meta"),
424 _NS("VLC was unable to save the meta data."),
425 _NS("OK"), nil, nil);
428 - (input_item_t *)item
430 vlc_gc_incref( p_item );
436 @implementation VLCInfo (NSMenuValidation)
438 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
440 BOOL bEnabled = TRUE;
442 if( [[o_mi title] isEqualToString: _NS("Information")] )
444 return ![[[VLCMain sharedInstance] getPlaylist] isSelectionEmpty];
452 @implementation VLCInfo (NSTableDataSource)
454 - (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
456 return (item == nil) ? [rootItem numberOfChildren] : [item numberOfChildren];
459 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item {
460 return ([item numberOfChildren] > 0);
463 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
465 return (item == nil) ? [rootItem childAtIndex:index] : (id)[item childAtIndex:index];
468 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
470 if ([[tableColumn identifier] isEqualToString:@"0"])
472 return (item == nil) ? @"" : (id)[item name];
476 return (item == nil) ? @"" : (id)[item value];
483 @implementation VLCInfoTreeItem
485 #define IsALeafNode ((id)-1)
487 - (id)initWithName: (NSString *)o_item_name value: (NSString *)o_item_value ID: (int)i_id
488 parent:(VLCInfoTreeItem *)o_parent_item
494 o_name = [o_item_name copy];
495 o_value = [o_item_value copy];
497 o_parent = o_parent_item;
498 p_item = [[[VLCMain sharedInstance] getInfo] item];
506 return [self initWithName:@"main" value:@"" ID:-1 parent:nil];
511 if( o_children != IsALeafNode ) [o_children release];
514 if( p_item ) vlc_gc_decref( p_item );
518 /* Creates and returns the array of children
519 * Loads children incrementally */
520 - (NSArray *)children
522 if( !p_item ) return nil;
524 if (o_children == NULL)
528 if( i_object_id == -1 )
530 vlc_mutex_lock( &p_item->lock );
531 o_children = [[NSMutableArray alloc] initWithCapacity: p_item->i_categories];
532 for (i = 0 ; i < p_item->i_categories ; i++)
534 NSString * name = [NSString stringWithUTF8String: p_item->pp_categories[i]->psz_name];
535 VLCInfoTreeItem * item = [[VLCInfoTreeItem alloc] initWithName:name value:@"" ID:i parent:self];
537 [o_children addObject:item];
539 vlc_mutex_unlock( &p_item->lock );
541 else if( o_parent->i_object_id == -1 )
543 vlc_mutex_lock( &p_item->lock );
544 info_category_t * cat = p_item->pp_categories[i_object_id];
545 o_children = [[NSMutableArray alloc] initWithCapacity: cat->i_infos];
546 for (i = 0 ; i < cat->i_infos ; i++)
548 NSString * name = [NSString stringWithUTF8String: cat->pp_infos[i]->psz_name];
549 NSString * value = [NSString stringWithUTF8String: cat->pp_infos[i]->psz_value ? : ""];
550 VLCInfoTreeItem * item = [[VLCInfoTreeItem alloc] initWithName:name value:value ID:i parent:self];
552 [o_children addObject:item];
554 vlc_mutex_unlock( &p_item->lock );
558 o_children = IsALeafNode;
566 return [[o_name retain] autorelease];
571 return [[o_value retain] autorelease];
576 if( p_item ) vlc_gc_decref( p_item );
577 p_item = [[[VLCMain sharedInstance] getInfo] item];
578 if( o_children != NULL )
580 [o_children release];
585 - (VLCInfoTreeItem *)childAtIndex:(int)i_index {
586 return [[self children] objectAtIndex:i_index];
589 - (int)numberOfChildren {
591 id i_tmp = [self children];
592 return ( i_tmp == IsALeafNode ) ? (-1) : (int)[i_tmp count];