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: TRUE];
69 [o_info_window setTitle: _NS("Media Information")];
70 [o_uri_lbl setStringValue: _NS("Location")];
71 [o_title_lbl setStringValue: _NS("Title")];
72 [o_author_lbl setStringValue: _NS("Artist")];
73 [o_saveMetaData_btn setStringValue: _NS("Save Metadata" )];
75 [[o_tab_view tabViewItemAtIndex: 0] setLabel: _NS("General")];
76 [[o_tab_view tabViewItemAtIndex: 1] setLabel: _NS("Codec Details")];
77 [[o_tab_view tabViewItemAtIndex: 2] setLabel: _NS("Statistics")];
78 [o_tab_view selectTabViewItemAtIndex: 0];
80 /* constants defined in vlc_meta.h */
81 [o_genre_lbl setStringValue: _NS(VLC_META_GENRE)];
82 [o_copyright_lbl setStringValue: _NS(VLC_META_COPYRIGHT)];
83 [o_collection_lbl setStringValue: _NS(VLC_META_ALBUM)];
84 [o_seqNum_lbl setStringValue: _NS(VLC_META_TRACK_NUMBER)];
85 [o_description_lbl setStringValue: _NS(VLC_META_DESCRIPTION)];
86 [o_date_lbl setStringValue: _NS(VLC_META_DATE)];
87 [o_language_lbl setStringValue: _NS(VLC_META_LANGUAGE)];
88 [o_nowPlaying_lbl setStringValue: _NS(VLC_META_NOW_PLAYING)];
89 [o_publisher_lbl setStringValue: _NS(VLC_META_PUBLISHER)];
92 [o_input_box setTitle: _NS("Input")];
93 [o_read_bytes_lbl setStringValue: _NS("Read at media")];
94 [o_input_bitrate_lbl setStringValue: _NS("Input bitrate")];
95 [o_demux_bytes_lbl setStringValue: _NS("Demuxed")];
96 [o_demux_bitrate_lbl setStringValue: _NS("Stream bitrate")];
98 [o_video_box setTitle: _NS("Video")];
99 [o_video_decoded_lbl setStringValue: _NS("Decoded blocks")];
100 [o_displayed_lbl setStringValue: _NS("Displayed frames")];
101 [o_lost_frames_lbl setStringValue: _NS("Lost frames")];
102 [o_fps_lbl setStringValue: _NS("Frames per Second")];
104 [o_sout_box setTitle: _NS("Streaming")];
105 [o_sent_packets_lbl setStringValue: _NS("Sent packets")];
106 [o_sent_bytes_lbl setStringValue: _NS("Sent bytes")];
107 [o_sent_bitrate_lbl setStringValue: _NS("Send rate")];
109 [o_audio_box setTitle: _NS("Audio")];
110 [o_audio_decoded_lbl setStringValue: _NS("Decoded blocks")];
111 [o_played_abuffers_lbl setStringValue: _NS("Played buffers")];
112 [o_lost_abuffers_lbl setStringValue: _NS("Lost buffers")];
114 [o_info_window setInitialFirstResponder: o_uri_txt];
115 [o_info_window setDelegate: self];
117 /* We may be awoken from nib way after initialiwation
118 * Update ourselves */
119 [self updatePanelWithItem:p_item];
124 /* make sure that the timer is released in any case */
125 if( o_statUpdateTimer && [o_statUpdateTimer isValid] )
126 [o_statUpdateTimer invalidate];
130 [o_statUpdateTimer release];
131 o_statUpdateTimer = nil;
136 /* make sure that the timer is released in any case */
137 if( o_statUpdateTimer && [o_statUpdateTimer isValid] )
138 [o_statUpdateTimer invalidate];
140 [o_statUpdateTimer release];
142 if( p_item ) vlc_gc_decref( p_item );
147 - (void)windowDidBecomeKey:(NSNotification *)notification
149 BOOL b_stats = config_GetInt(VLCIntf, "stats");
152 if( o_statUpdateTimer )
154 [o_statUpdateTimer invalidate];
155 [o_statUpdateTimer release];
156 o_statUpdateTimer = nil;
158 o_statUpdateTimer = [NSTimer scheduledTimerWithTimeInterval: 1
159 target: self selector: @selector(updateStatistics:)
160 userInfo: nil repeats: YES];
161 [o_statUpdateTimer fire];
162 [o_statUpdateTimer retain];
166 - (BOOL)windowShouldClose:(id)sender
168 if( [o_statUpdateTimer isValid] )
169 [o_statUpdateTimer invalidate];
171 if( o_statUpdateTimer )
172 [o_statUpdateTimer release];
173 o_statUpdateTimer = nil;
179 BOOL b_stats = config_GetInt(VLCIntf, "stats");
182 if( [o_tab_view numberOfTabViewItems] > 2 )
183 [o_tab_view removeTabViewItem: [o_tab_view tabViewItemAtIndex: 2]];
186 [self initMediaPanelStats];
187 [o_info_window makeKeyAndOrderFront: self];
190 - (void)initMediaPanelStats
192 //Initializing Input Variables
193 [o_read_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
194 [o_input_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
195 [o_demux_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
196 [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
198 //Initializing Video Variables
199 [o_video_decoded_txt setIntValue:0];
200 [o_displayed_txt setIntValue:0];
201 [o_lost_frames_txt setIntValue:0];
202 [o_fps_txt setFloatValue:0];
204 //Initializing Output Variables
205 [o_sent_packets_txt setIntValue: 0];
206 [o_sent_bytes_txt setStringValue: [NSString stringWithFormat:@"%8.0f kB", (float)0]];
207 [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat:@"%6.0f kb/s", (float)0]];
209 //Initializing Audio Variables
210 [o_audio_decoded_txt setIntValue:0];
211 [o_played_abuffers_txt setIntValue: 0];
212 [o_lost_abuffers_txt setIntValue: 0];
216 - (void)updatePanelWithItem:(input_item_t *)_p_item;
218 if( _p_item != p_item )
220 if( p_item ) vlc_gc_decref( p_item );
221 [o_saveMetaData_btn setEnabled: NO];
222 if( _p_item ) vlc_gc_incref( _p_item );
230 [self setMeta: "" forLabel: o_##foo##_txt];
244 [o_image_well setImage: [NSImage imageNamed: @"noart.png"]];
248 if( !input_item_IsPreparsed( p_item ) )
250 playlist_t * p_playlist = pl_Yield( VLCIntf );
251 playlist_PreparseEnqueue( p_playlist, p_item );
252 pl_Release( VLCIntf );
256 char * psz_url = input_item_GetURI( p_item );
257 [o_uri_txt setStringValue: [NSString stringWithUTF8String: psz_url ? psz_url : "" ]];
260 /* fill title info */
261 char * psz_title = input_item_GetTitle( p_item );
263 psz_title = input_item_GetName( p_item );
264 [o_title_txt setStringValue: [NSString stringWithUTF8String: psz_title ? : "" ]];
267 #define SET( foo, bar ) \
268 char *psz_##foo = input_item_Get##bar ( p_item ); \
269 [self setMeta: psz_##foo forLabel: o_##foo##_txt]; \
270 FREENULL( psz_##foo );
272 /* fill the other fields */
273 SET( author, Artist );
274 SET( collection, Album );
275 SET( seqNum, TrackNum );
277 SET( copyright, Copyright );
278 SET( publisher, Publisher );
279 SET( nowPlaying, NowPlaying );
280 SET( language, Language );
282 SET( description, Description );
288 psz_meta = input_item_GetArtURL( p_item );
289 if( psz_meta && !strncmp( psz_meta, "file://", 7 ) )
290 o_image = [[NSImage alloc] initWithContentsOfFile: [NSString stringWithUTF8String: psz_meta+7]];
292 o_image = [[NSImage imageNamed: @"noart.png"] retain];
293 [o_image_well setImage: o_image];
295 FREENULL( psz_meta );
298 /* reload the advanced table */
300 [o_outline_view reloadData];
302 /* update the stats once to display p_item change faster */
303 [self updateStatistics: nil];
307 - (void)setMeta: (char *)psz_meta forLabel: (id)theItem
309 if( psz_meta != NULL && *psz_meta)
310 [theItem setStringValue: [NSString stringWithUTF8String:psz_meta]];
312 [theItem setStringValue: @""];
315 - (void)updateStatistics:(NSTimer*)theTimer
317 if( !p_item || !p_item->p_stats )
319 [self initMediaPanelStats];
323 vlc_mutex_lock( &p_item->p_stats->lock );
326 [o_read_bytes_txt setStringValue: [NSString stringWithFormat:
327 @"%8.0f kB", (float)(p_item->p_stats->i_read_bytes)/1000]];
328 [o_input_bitrate_txt setStringValue: [NSString stringWithFormat:
329 @"%6.0f kb/s", (float)(p_item->p_stats->f_input_bitrate)*8000]];
330 [o_demux_bytes_txt setStringValue: [NSString stringWithFormat:
331 @"%8.0f kB", (float)(p_item->p_stats->i_demux_read_bytes)/1000]];
332 [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat:
333 @"%6.0f kb/s", (float)(p_item->p_stats->f_demux_bitrate)*8000]];
336 [o_video_decoded_txt setIntValue: p_item->p_stats->i_decoded_video];
337 [o_displayed_txt setIntValue: p_item->p_stats->i_displayed_pictures];
338 [o_lost_frames_txt setIntValue: p_item->p_stats->i_lost_pictures];
340 /* FIXME: input_Control( p_item, INPUT_GET_VIDEO_FPS, &f_fps ); */
341 [o_fps_txt setFloatValue: f_fps];
344 [o_sent_packets_txt setIntValue: p_item->p_stats->i_sent_packets];
345 [o_sent_bytes_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB",
346 (float)(p_item->p_stats->i_sent_bytes)/1000]];
347 [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat:
348 @"%6.0f kb/s", (float)(p_item->p_stats->f_send_bitrate*8)*1000]];
351 [o_audio_decoded_txt setIntValue: p_item->p_stats->i_decoded_audio];
352 [o_played_abuffers_txt setIntValue: p_item->p_stats->i_played_abuffers];
353 [o_lost_abuffers_txt setIntValue: p_item->p_stats->i_lost_abuffers];
355 vlc_mutex_unlock( &p_item->p_stats->lock );
358 - (IBAction)metaFieldChanged:(id)sender
360 [o_saveMetaData_btn setEnabled: YES];
363 - (IBAction)saveMetaData:(id)sender
365 playlist_t * p_playlist = pl_Yield( VLCIntf );
368 if( !p_item ) goto error;
370 meta_export_t p_export;
371 p_export.p_item = p_item;
373 /* we can write meta data only in a file */
374 vlc_mutex_lock( &p_item->lock );
375 int i_type = p_item->i_type;
376 vlc_mutex_unlock( &p_item->lock );
378 if( i_type != ITEM_TYPE_FILE )
381 char *psz_uri_orig = input_item_GetURI( p_item );
382 char *psz_uri = psz_uri_orig;
383 if( !strncmp( psz_uri, "file://", 7 ) )
384 psz_uri += 7; /* strlen("file://") = 7 */
386 p_export.psz_file = strndup( psz_uri, PATH_MAX );
387 free( psz_uri_orig );
389 #define utf8( o_blub ) \
390 [[o_blub stringValue] UTF8String]
392 input_item_SetName( p_item, utf8( o_title_txt ) );
393 input_item_SetTitle( p_item, utf8( o_title_txt ) );
394 input_item_SetArtist( p_item, utf8( o_author_txt ) );
395 input_item_SetAlbum( p_item, utf8( o_collection_txt ) );
396 input_item_SetGenre( p_item, utf8( o_genre_txt ) );
397 input_item_SetTrackNum( p_item, utf8( o_seqNum_txt ) );
398 input_item_SetDate( p_item, utf8( o_date_txt ) );
399 input_item_SetCopyright( p_item, utf8( o_copyright_txt ) );
400 input_item_SetPublisher( p_item, utf8( o_publisher_txt ) );
401 input_item_SetDescription( p_item, utf8( o_description_txt ) );
402 input_item_SetLanguage( p_item, utf8( o_language_txt ) );
405 p_playlist->p_private = &p_export;
407 module_t *p_mod = module_Need( p_playlist, "meta writer", NULL, 0 );
409 module_Unneed( p_playlist, p_mod );
413 var_Set( p_playlist, "intf-change", val );
414 [self updatePanelWithItem: p_item];
416 pl_Release( VLCIntf );
417 [o_saveMetaData_btn setEnabled: NO];
421 pl_Release( VLCIntf );
422 NSRunAlertPanel(_NS("Error while saving meta"),
423 _NS("Impossible to save the meta data."),
424 _NS("OK"), nil, nil);
427 - (input_item_t *)item
429 vlc_gc_incref( p_item );
435 @implementation VLCInfo (NSMenuValidation)
437 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
439 BOOL bEnabled = TRUE;
441 if( [[o_mi title] isEqualToString: _NS("Information")] )
443 return ![[[VLCMain sharedInstance] getPlaylist] isSelectionEmpty];
451 @implementation VLCInfo (NSTableDataSource)
453 - (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
455 return (item == nil) ? [rootItem numberOfChildren] : [item numberOfChildren];
458 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item {
459 return ([item numberOfChildren] > 0);
462 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
464 return (item == nil) ? [rootItem childAtIndex:index] : (id)[item childAtIndex:index];
467 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
469 if ([[tableColumn identifier] isEqualToString:@"0"])
471 return (item == nil) ? @"" : (id)[item name];
475 return (item == nil) ? @"" : (id)[item value];
482 @implementation VLCInfoTreeItem
484 #define IsALeafNode ((id)-1)
486 - (id)initWithName: (NSString *)o_item_name value: (NSString *)o_item_value ID: (int)i_id
487 parent:(VLCInfoTreeItem *)o_parent_item
493 o_name = [o_item_name copy];
494 o_value = [o_item_value copy];
496 o_parent = o_parent_item;
497 p_item = [[[VLCMain sharedInstance] getInfo] item];
505 return [self initWithName:@"main" value:@"" ID:-1 parent:nil];
510 if( o_children != IsALeafNode ) [o_children release];
513 if( p_item ) vlc_gc_decref( p_item );
517 /* Creates and returns the array of children
518 * Loads children incrementally */
519 - (NSArray *)children
521 if( !p_item ) return nil;
523 if (o_children == NULL)
527 if( i_object_id == -1 )
529 vlc_mutex_lock( &p_item->lock );
530 o_children = [[NSMutableArray alloc] initWithCapacity: p_item->i_categories];
531 for (i = 0 ; i < p_item->i_categories ; i++)
533 NSString * name = [NSString stringWithUTF8String: p_item->pp_categories[i]->psz_name];
534 VLCInfoTreeItem * item = [[VLCInfoTreeItem alloc] initWithName:name value:@"" ID:i parent:self];
536 [o_children addObject:item];
538 vlc_mutex_unlock( &p_item->lock );
540 else if( o_parent->i_object_id == -1 )
542 vlc_mutex_lock( &p_item->lock );
543 info_category_t * cat = p_item->pp_categories[i_object_id];
544 o_children = [[NSMutableArray alloc] initWithCapacity: cat->i_infos];
545 for (i = 0 ; i < cat->i_infos ; i++)
547 NSString * name = [NSString stringWithUTF8String: cat->pp_infos[i]->psz_name];
548 NSString * value = [NSString stringWithUTF8String: cat->pp_infos[i]->psz_value ? : ""];
549 VLCInfoTreeItem * item = [[VLCInfoTreeItem alloc] initWithName:name value:value ID:i parent:self];
551 [o_children addObject:item];
553 vlc_mutex_unlock( &p_item->lock );
557 o_children = IsALeafNode;
565 return [[o_name retain] autorelease];
570 return [[o_value retain] autorelease];
575 if( p_item ) vlc_gc_decref( p_item );
576 p_item = [[[VLCMain sharedInstance] getInfo] item];
577 if( o_children != NULL )
579 [o_children release];
584 - (VLCInfoTreeItem *)childAtIndex:(int)i_index {
585 return [[self children] objectAtIndex:i_index];
588 - (int)numberOfChildren {
590 id i_tmp = [self children];
591 return ( i_tmp == IsALeafNode ) ? (-1) : (int)[i_tmp count];