1 /*****************************************************************************
2 r playlistinfo.m: MacOS X interface module
3 *****************************************************************************
4 * Copyright (C) 2002-2009 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 )
54 _o_sharedInstance = [super init];
56 if( _o_sharedInstance != nil )
59 o_statUpdateTimer = nil;
60 [self updatePanelWithItem: NULL];
61 rootItem = [[VLCInfoTreeItem alloc] init];
65 return _o_sharedInstance;
70 [o_info_window setExcludedFromWindowsMenu: YES];
71 [o_info_window setFloatingPanel: NO];
73 [o_info_window setTitle: _NS("Media Information")];
74 [o_uri_lbl setStringValue: _NS("Location")];
75 [o_title_lbl setStringValue: _NS("Title")];
76 [o_author_lbl setStringValue: _NS("Artist")];
77 [o_saveMetaData_btn setStringValue: _NS("Save Metadata" )];
79 [[o_tab_view tabViewItemAtIndex: 0] setLabel: _NS("General")];
80 [[o_tab_view tabViewItemAtIndex: 1] setLabel: _NS("Codec Details")];
81 [[o_tab_view tabViewItemAtIndex: 2] setLabel: _NS("Statistics")];
82 [o_tab_view selectTabViewItemAtIndex: 0];
84 /* constants defined in vlc_meta.h */
85 [o_genre_lbl setStringValue: _NS(VLC_META_GENRE)];
86 [o_copyright_lbl setStringValue: _NS(VLC_META_COPYRIGHT)];
87 [o_collection_lbl setStringValue: _NS(VLC_META_ALBUM)];
88 [o_seqNum_lbl setStringValue: _NS(VLC_META_TRACK_NUMBER)];
89 [o_description_lbl setStringValue: _NS(VLC_META_DESCRIPTION)];
90 [o_date_lbl setStringValue: _NS(VLC_META_DATE)];
91 [o_language_lbl setStringValue: _NS(VLC_META_LANGUAGE)];
92 [o_nowPlaying_lbl setStringValue: _NS(VLC_META_NOW_PLAYING)];
93 [o_publisher_lbl setStringValue: _NS(VLC_META_PUBLISHER)];
96 [o_input_box setTitle: _NS("Input")];
97 [o_read_bytes_lbl setStringValue: _NS("Read at media")];
98 [o_input_bitrate_lbl setStringValue: _NS("Input bitrate")];
99 [o_demux_bytes_lbl setStringValue: _NS("Demuxed")];
100 [o_demux_bitrate_lbl setStringValue: _NS("Stream bitrate")];
102 [o_video_box setTitle: _NS("Video")];
103 [o_video_decoded_lbl setStringValue: _NS("Decoded blocks")];
104 [o_displayed_lbl setStringValue: _NS("Displayed frames")];
105 [o_lost_frames_lbl setStringValue: _NS("Lost frames")];
106 [o_fps_lbl setStringValue: _NS("Frames per Second")];
108 [o_sout_box setTitle: _NS("Streaming")];
109 [o_sent_packets_lbl setStringValue: _NS("Sent packets")];
110 [o_sent_bytes_lbl setStringValue: _NS("Sent bytes")];
111 [o_sent_bitrate_lbl setStringValue: _NS("Send rate")];
113 [o_audio_box setTitle: _NS("Audio")];
114 [o_audio_decoded_lbl setStringValue: _NS("Decoded blocks")];
115 [o_played_abuffers_lbl setStringValue: _NS("Played buffers")];
116 [o_lost_abuffers_lbl setStringValue: _NS("Lost buffers")];
118 [o_info_window setInitialFirstResponder: o_uri_txt];
119 [o_info_window setDelegate: self];
121 /* We may be awoken from nib way after initialisation
122 * Update ourselves */
123 [self updatePanelWithItem:p_item];
128 /* make sure that the timer is released in any case */
129 if( o_statUpdateTimer && [o_statUpdateTimer isValid] )
130 [o_statUpdateTimer invalidate];
134 [o_statUpdateTimer release];
135 o_statUpdateTimer = nil;
140 /* make sure that the timer is released in any case */
141 if( o_statUpdateTimer && [o_statUpdateTimer isValid] )
142 [o_statUpdateTimer invalidate];
144 [o_statUpdateTimer release];
146 if( p_item ) vlc_gc_decref( p_item );
151 - (void)windowDidBecomeKey:(NSNotification *)notification
153 BOOL b_stats = config_GetInt(VLCIntf, "stats");
156 if( o_statUpdateTimer )
158 [o_statUpdateTimer invalidate];
159 [o_statUpdateTimer release];
160 o_statUpdateTimer = nil;
162 o_statUpdateTimer = [NSTimer scheduledTimerWithTimeInterval: 1
163 target: self selector: @selector(updateStatistics:)
164 userInfo: nil repeats: YES];
165 [o_statUpdateTimer fire];
166 [o_statUpdateTimer retain];
170 - (BOOL)windowShouldClose:(id)sender
172 if( [o_statUpdateTimer isValid] )
173 [o_statUpdateTimer invalidate];
175 if( o_statUpdateTimer )
176 [o_statUpdateTimer release];
177 o_statUpdateTimer = nil;
183 BOOL b_stats = config_GetInt(VLCIntf, "stats");
186 if( [o_tab_view numberOfTabViewItems] > 2 )
187 [o_tab_view removeTabViewItem: [o_tab_view tabViewItemAtIndex: 2]];
190 [self initMediaPanelStats];
191 [o_info_window makeKeyAndOrderFront: self];
194 - (void)initMediaPanelStats
196 //Initializing Input Variables
197 [o_read_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
198 [o_input_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
199 [o_demux_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
200 [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
202 //Initializing Video Variables
203 [o_video_decoded_txt setIntValue:0];
204 [o_displayed_txt setIntValue:0];
205 [o_lost_frames_txt setIntValue:0];
206 [o_fps_txt setFloatValue:0];
208 //Initializing Output Variables
209 [o_sent_packets_txt setIntValue: 0];
210 [o_sent_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
211 [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
213 //Initializing Audio Variables
214 [o_audio_decoded_txt setIntValue:0];
215 [o_played_abuffers_txt setIntValue: 0];
216 [o_lost_abuffers_txt setIntValue: 0];
220 - (void)updatePanelWithItem:(input_item_t *)_p_item;
222 if( _p_item != p_item )
224 if( p_item ) vlc_gc_decref( p_item );
225 [o_saveMetaData_btn setEnabled: NO];
226 if( _p_item ) vlc_gc_incref( _p_item );
234 [self setMeta: "" forLabel: o_##foo##_txt];
248 [o_image_well setImage: [NSImage imageNamed: @"noart.png"]];
252 if( !input_item_IsPreparsed( p_item ) )
254 playlist_t * p_playlist = pl_Hold( VLCIntf );
255 playlist_PreparseEnqueue( p_playlist, p_item, pl_Unlocked );
256 pl_Release( VLCIntf );
260 char * psz_url = input_item_GetURI( p_item );
261 [o_uri_txt setStringValue: [NSString stringWithUTF8String: psz_url ? psz_url : "" ]];
264 /* fill title info */
265 char * psz_title = input_item_GetTitle( p_item );
267 psz_title = input_item_GetName( p_item );
268 [o_title_txt setStringValue: [NSString stringWithUTF8String: psz_title ? : "" ]];
271 #define SET( foo, bar ) \
272 char *psz_##foo = input_item_Get##bar ( p_item ); \
273 [self setMeta: psz_##foo forLabel: o_##foo##_txt]; \
274 FREENULL( psz_##foo );
276 /* fill the other fields */
277 SET( author, Artist );
278 SET( collection, Album );
279 SET( seqNum, TrackNum );
281 SET( copyright, Copyright );
282 SET( publisher, Publisher );
283 SET( nowPlaying, NowPlaying );
284 SET( language, Language );
286 SET( description, Description );
292 psz_meta = input_item_GetArtURL( p_item );
293 if( psz_meta && !strncmp( psz_meta, "file://", 7 ) )
294 o_image = [[NSImage alloc] initWithContentsOfFile: [NSString stringWithUTF8String: psz_meta+7]];
296 o_image = [[NSImage imageNamed: @"noart.png"] retain];
297 [o_image_well setImage: o_image];
299 FREENULL( psz_meta );
302 /* reload the advanced table */
304 [o_outline_view reloadData];
306 /* update the stats once to display p_item change faster */
307 [self updateStatistics: nil];
310 - (void)setMeta: (char *)psz_meta forLabel: (id)theItem
312 if( psz_meta != NULL && *psz_meta)
313 [theItem setStringValue: [NSString stringWithUTF8String:psz_meta]];
315 [theItem setStringValue: @""];
318 - (void)updateStatistics:(NSTimer*)theTimer
320 if( !p_item || !p_item->p_stats )
322 [self initMediaPanelStats];
326 vlc_mutex_lock( &p_item->p_stats->lock );
329 [o_read_bytes_txt setStringValue: [NSString stringWithFormat:
330 @"%8.0f kB", (float)(p_item->p_stats->i_read_bytes)/1000]];
331 [o_input_bitrate_txt setStringValue: [NSString stringWithFormat:
332 @"%6.0f kb/s", (float)(p_item->p_stats->f_input_bitrate)*8000]];
333 [o_demux_bytes_txt setStringValue: [NSString stringWithFormat:
334 @"%8.0f kB", (float)(p_item->p_stats->i_demux_read_bytes)/1000]];
335 [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat:
336 @"%6.0f kb/s", (float)(p_item->p_stats->f_demux_bitrate)*8000]];
339 [o_video_decoded_txt setIntValue: p_item->p_stats->i_decoded_video];
340 [o_displayed_txt setIntValue: p_item->p_stats->i_displayed_pictures];
341 [o_lost_frames_txt setIntValue: p_item->p_stats->i_lost_pictures];
343 /* FIXME: input_Control( p_item, INPUT_GET_VIDEO_FPS, &f_fps ); */
344 [o_fps_txt setFloatValue: f_fps];
347 [o_sent_packets_txt setIntValue: p_item->p_stats->i_sent_packets];
348 [o_sent_bytes_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB",
349 (float)(p_item->p_stats->i_sent_bytes)/1000]];
350 [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat:
351 @"%6.0f kb/s", (float)(p_item->p_stats->f_send_bitrate*8)*1000]];
354 [o_audio_decoded_txt setIntValue: p_item->p_stats->i_decoded_audio];
355 [o_played_abuffers_txt setIntValue: p_item->p_stats->i_played_abuffers];
356 [o_lost_abuffers_txt setIntValue: p_item->p_stats->i_lost_abuffers];
358 vlc_mutex_unlock( &p_item->p_stats->lock );
361 - (IBAction)metaFieldChanged:(id)sender
363 [o_saveMetaData_btn setEnabled: YES];
366 - (IBAction)saveMetaData:(id)sender
368 playlist_t * p_playlist = pl_Hold( VLCIntf );
370 if( !p_item ) goto error;
372 meta_export_t p_export;
373 p_export.p_item = p_item;
375 /* we can write meta data only in a file */
376 vlc_mutex_lock( &p_item->lock );
377 int i_type = p_item->i_type;
378 vlc_mutex_unlock( &p_item->lock );
380 if( i_type != ITEM_TYPE_FILE )
383 char *psz_uri_orig = input_item_GetURI( p_item );
384 char *psz_uri = psz_uri_orig;
385 if( !strncmp( psz_uri, "file://", 7 ) )
386 psz_uri += 7; /* strlen("file://") = 7 */
388 p_export.psz_file = strndup( psz_uri, PATH_MAX );
389 free( psz_uri_orig );
391 #define utf8( o_blub ) \
392 [[o_blub stringValue] UTF8String]
394 input_item_SetName( p_item, utf8( o_title_txt ) );
395 input_item_SetTitle( p_item, utf8( o_title_txt ) );
396 input_item_SetArtist( p_item, utf8( o_author_txt ) );
397 input_item_SetAlbum( p_item, utf8( o_collection_txt ) );
398 input_item_SetGenre( p_item, utf8( o_genre_txt ) );
399 input_item_SetTrackNum( p_item, utf8( o_seqNum_txt ) );
400 input_item_SetDate( p_item, utf8( o_date_txt ) );
401 input_item_SetCopyright( p_item, utf8( o_copyright_txt ) );
402 input_item_SetPublisher( p_item, utf8( o_publisher_txt ) );
403 input_item_SetDescription( p_item, utf8( o_description_txt ) );
404 input_item_SetLanguage( p_item, utf8( o_language_txt ) );
407 p_playlist->p_private = &p_export;
409 module_t *p_mod = module_need( p_playlist, "meta writer", NULL, false );
411 module_unneed( p_playlist, p_mod );
414 var_SetBool( p_playlist, "intf-change", true );
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 - (IBAction)downloadCoverArt:(id)sender
430 playlist_t * p_playlist = pl_Hold( VLCIntf );
431 if( p_item) playlist_AskForArtEnqueue( p_playlist, p_item, pl_Unlocked );
432 pl_Release( VLCIntf );
435 - (input_item_t *)item
437 if( p_item ) vlc_gc_incref( p_item );
443 @implementation VLCInfo (NSMenuValidation)
445 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
447 BOOL bEnabled = TRUE;
449 if( [[o_mi title] isEqualToString: _NS("Information")] )
451 return ![[[VLCMain sharedInstance] playlist] isSelectionEmpty];
459 @implementation VLCInfo (NSTableDataSource)
461 - (NSInteger)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
463 return (item == nil) ? [rootItem numberOfChildren] : [item numberOfChildren];
466 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item {
467 return ([item numberOfChildren] > 0);
470 - (id)outlineView:(NSOutlineView *)outlineView child:(NSInteger)index ofItem:(id)item
472 return (item == nil) ? [rootItem childAtIndex:index] : (id)[item childAtIndex:index];
475 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
477 if ([[tableColumn identifier] isEqualToString:@"0"])
479 return (item == nil) ? @"" : (id)[item name];
483 return (item == nil) ? @"" : (id)[item value];
489 @implementation VLCInfoTreeItem
491 #define IsALeafNode ((id)-1)
493 - (id)initWithName: (NSString *)o_item_name value: (NSString *)o_item_value ID: (int)i_id
494 parent:(VLCInfoTreeItem *)o_parent_item
500 o_name = [o_item_name copy];
501 o_value = [o_item_value copy];
503 o_parent = o_parent_item;
504 p_item = [[[VLCMain sharedInstance] info] item];
512 return [self initWithName:@"main" value:@"" ID:-1 parent:nil];
517 if( o_children != IsALeafNode ) [o_children release];
520 if( p_item ) vlc_gc_decref( p_item );
524 /* Creates and returns the array of children
525 * Loads children incrementally */
526 - (NSArray *)children
528 if( !p_item ) return nil;
530 if (o_children == NULL)
534 if( i_object_id == -1 )
536 vlc_mutex_lock( &p_item->lock );
537 o_children = [[NSMutableArray alloc] initWithCapacity: p_item->i_categories];
538 for (i = 0 ; i < p_item->i_categories ; i++)
540 NSString * name = [NSString stringWithUTF8String: p_item->pp_categories[i]->psz_name];
541 VLCInfoTreeItem * item = [[VLCInfoTreeItem alloc] initWithName:name value:@"" ID:i parent:self];
543 [o_children addObject:item];
545 vlc_mutex_unlock( &p_item->lock );
547 else if( o_parent->i_object_id == -1 )
549 vlc_mutex_lock( &p_item->lock );
550 info_category_t * cat = p_item->pp_categories[i_object_id];
551 o_children = [[NSMutableArray alloc] initWithCapacity: cat->i_infos];
552 for (i = 0 ; i < cat->i_infos ; i++)
554 NSString * name = [NSString stringWithUTF8String: cat->pp_infos[i]->psz_name];
555 NSString * value = [NSString stringWithUTF8String: cat->pp_infos[i]->psz_value ? : ""];
556 VLCInfoTreeItem * item = [[VLCInfoTreeItem alloc] initWithName:name value:value ID:i parent:self];
558 [o_children addObject:item];
560 vlc_mutex_unlock( &p_item->lock );
564 o_children = IsALeafNode;
572 return [[o_name retain] autorelease];
577 return [[o_value retain] autorelease];
582 input_item_t * oldItem = p_item;
583 p_item = [[[VLCMain sharedInstance] info] item];
584 if( oldItem && oldItem != p_item ) vlc_gc_decref( oldItem );
586 [o_children release];
590 - (VLCInfoTreeItem *)childAtIndex:(int)i_index {
591 return [[self children] objectAtIndex:i_index];
594 - (int)numberOfChildren {
596 id i_tmp = [self children];
597 return ( i_tmp == IsALeafNode ) ? (-1) : (int)[i_tmp count];