]> git.sesse.net Git - vlc/blob - modules/gui/macosx/playlistinfo.m
* added a NSTimer to update the statistics every second
[vlc] / modules / gui / macosx / playlistinfo.m
1 /*****************************************************************************
2  r playlistinfo.m: MacOS X interface module
3  *****************************************************************************
4  * Copyright (C) 2002-2006 the VideoLAN team
5  * $Id$
6  *
7  * Authors: Benjamin Pracht <bigben at videolan dot org>
8  *          Felix Kühne <fkuehne at videolan dot org>
9  *
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.
14  *
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.
19  *
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  *****************************************************************************/
24
25 /*****************************************************************************
26  * Preamble
27  *****************************************************************************/
28
29 #include "intf.h"
30 #include "playlistinfo.h"
31 #include "playlist.h"
32
33 /*****************************************************************************
34  * VLCPlaylistInfo Implementation
35  *****************************************************************************/
36
37 @implementation VLCInfo
38
39 - (id)init
40 {
41     self = [super init];
42
43     if( self != nil )
44     {
45         p_item = NULL;
46     }
47     return( self );
48 }
49
50 - (void)awakeFromNib
51 {
52     [o_info_window setExcludedFromWindowsMenu: TRUE];
53
54     [o_info_window setTitle: _NS("Properties")];
55     [o_uri_lbl setStringValue: _NS("URI")];
56     [o_title_lbl setStringValue: _NS("Title")];
57     [o_author_lbl setStringValue: _NS("Author")];
58     [o_btn_ok setTitle: _NS("OK")];
59     [o_btn_cancel setTitle: _NS("Cancel")];
60     
61     [[o_tab_view tabViewItemAtIndex: 0] setLabel: _NS("General")];
62     [[o_tab_view tabViewItemAtIndex: 1] setLabel: _NS("Advanced Information")];
63     [[o_tab_view tabViewItemAtIndex: 2] setLabel: _NS("Statistics")];
64     [o_tab_view selectTabViewItemAtIndex: 0];
65
66     /* constants defined in vlc_meta.h */
67     [o_genre_lbl setStringValue: _NS(VLC_META_GENRE)];
68     [o_copyright_lbl setStringValue: _NS(VLC_META_COPYRIGHT)];
69     [o_collection_lbl setStringValue: _NS(VLC_META_COLLECTION)];
70     [o_seqNum_lbl setStringValue: _NS(VLC_META_SEQ_NUM)];
71     [o_description_lbl setStringValue: _NS(VLC_META_DESCRIPTION)];
72     [o_rating_lbl setStringValue: _NS(VLC_META_RATING)];
73     [o_date_lbl setStringValue: _NS(VLC_META_DATE)];
74     [o_language_lbl setStringValue: _NS(VLC_META_LANGUAGE)];
75     [o_nowPlaying_lbl setStringValue: _NS(VLC_META_NOW_PLAYING)];
76     [o_publisher_lbl setStringValue: _NS(VLC_META_PUBLISHER)];
77     
78     /* statistics */
79     [o_input_box setTitle: _NS("Input")];
80     [o_read_bytes_lbl setStringValue: _NS("Read at media")];
81     [o_input_bitrate_lbl setStringValue: _NS("Input bitrate")];
82     [o_demux_bytes_lbl setStringValue: _NS("Demuxed")];
83     [o_demux_bitrate_lbl setStringValue: _NS("Stream bitrate")];
84     
85     [o_video_box setTitle: _NS("Video")];
86     [o_video_decoded_lbl setStringValue: _NS("Decoded blocks")];
87     [o_displayed_lbl setStringValue: _NS("Displayed frames")];
88     [o_lost_frames_lbl setStringValue: _NS("Lost frames")];
89     
90     [o_sout_box setTitle: _NS("Streaming")];
91     [o_sent_packets_lbl setStringValue: _NS("Sent packets")];
92     [o_sent_bytes_lbl setStringValue: _NS("Sent bytes")];
93     [o_sent_bitrate_lbl setStringValue: _NS("Send rate")];
94     
95     [o_audio_box setTitle: _NS("Audio")];
96     [o_audio_decoded_lbl setStringValue: _NS("Decoded blocks")];
97     [o_played_abuffers_lbl setStringValue: _NS("Played buffers")];
98     [o_lost_abuffers_lbl setStringValue: _NS("Lost buffers")];
99 }
100
101 - (IBAction)togglePlaylistInfoPanel:(id)sender
102 {
103     if( [o_info_window isVisible] )
104     {
105         [o_info_window orderOut: sender];
106     }
107     else
108     {
109         p_item = [[[VLCMain sharedInstance] getPlaylist] selectedPlaylistItem];
110         [self initPanel:sender];
111     }
112 }
113
114 - (IBAction)toggleInfoPanel:(id)sender
115 {
116     if( [o_info_window isVisible] )
117     {
118         [o_statUpdateTimer invalidate];
119         [o_info_window orderOut: sender];
120     }
121     else
122     {
123         intf_thread_t * p_intf = VLCIntf;
124         playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
125                                           FIND_ANYWHERE );
126
127         if( p_playlist )
128         {
129             p_item = p_playlist->status.p_item;
130             vlc_object_release( p_playlist );
131         }
132         o_statUpdateTimer = [NSTimer scheduledTimerWithTimeInterval: 1 \
133             target: self selector: @selector(updateStatistics:) \
134             userInfo: nil repeats: YES]; 
135         [o_statUpdateTimer fire];
136         [o_statUpdateTimer retain];
137
138         [self initPanel:sender];
139     }
140 }
141
142 - (void)initPanel:(id)sender
143 {
144     char *psz_temp;
145     vlc_mutex_lock( &p_item->input.lock );
146
147     /* fill uri / title / author info */
148     if( p_item->input.psz_uri )
149     {
150         [o_uri_txt setStringValue:
151             ([NSString stringWithUTF8String:p_item->input.psz_uri] == nil ) ?
152             [NSString stringWithCString:p_item->input.psz_uri] :
153             [NSString stringWithUTF8String:p_item->input.psz_uri]];
154     }
155
156     if( p_item->input.psz_name )
157     {
158         [o_title_txt setStringValue:
159             ([NSString stringWithUTF8String:p_item->input.psz_name] == nil ) ?
160             [NSString stringWithCString:p_item->input.psz_name] :
161             [NSString stringWithUTF8String:p_item->input.psz_name]];
162     }
163     vlc_mutex_unlock( &p_item->input.lock );
164
165     psz_temp = vlc_input_item_GetInfo( &p_item->input, _("Meta-information"), _("Artist") );
166
167     if( psz_temp )
168     {
169         [o_author_txt setStringValue: [NSString stringWithUTF8String: psz_temp]];
170         free( psz_temp );
171     }
172
173     /* fill the other fields */
174     [self setMeta: VLC_META_GENRE forLabel: o_genre_txt];
175     [self setMeta: VLC_META_COPYRIGHT forLabel: o_copyright_txt];
176     [self setMeta: VLC_META_COLLECTION forLabel: o_collection_txt];
177     [self setMeta: VLC_META_SEQ_NUM forLabel: o_seqNum_txt];
178     [self setMeta: VLC_META_DESCRIPTION forLabel: o_description_txt];
179     [self setMeta: VLC_META_RATING forLabel: o_rating_txt];
180     [self setMeta: VLC_META_DATE forLabel: o_date_txt];
181     [self setMeta: VLC_META_LANGUAGE forLabel: o_language_txt];
182     [self setMeta: VLC_META_NOW_PLAYING forLabel: o_nowPlaying_txt];
183     [self setMeta: VLC_META_PUBLISHER forLabel: o_publisher_txt];
184
185     /* reload the advanced table */
186     [[VLCInfoTreeItem rootItem] refresh];
187     [o_outline_view reloadData];
188     
189     [self updateStatistics: nil];
190
191     [o_info_window makeKeyAndOrderFront: sender];
192 }
193
194 - (void)setMeta: (char *)meta forLabel: (id)theItem
195 {
196     char *psz_meta = vlc_input_item_GetInfo( &p_item->input, \
197         _(VLC_META_INFO_CAT), _(meta) );
198     if( psz_meta != NULL && *psz_meta)
199         [theItem setStringValue: [NSString stringWithUTF8String: psz_meta]];
200     else
201         [theItem setStringValue: @"-"];
202 }
203
204 - (void)updateStatistics:(NSTimer*)theTimer
205 {
206     if( [self isItemInPlaylist: p_item] )
207     {
208         /* we can only do that if there's a valid input around */
209         
210         vlc_mutex_lock( &p_item->input.p_stats->lock );
211
212         /* input */
213         [o_read_bytes_txt setStringValue: [NSString stringWithFormat: \
214             @"%8.0f kB", (float)(p_item->input.p_stats->i_read_bytes)/1000]];
215         [o_input_bitrate_txt setStringValue: [NSString stringWithFormat: \
216             @"%6.0f kb/s", (float)(p_item->input.p_stats->f_input_bitrate)*8000]];
217         [o_demux_bytes_txt setStringValue: [NSString stringWithFormat: \
218             @"%8.0f kB", (float)(p_item->input.p_stats->i_demux_read_bytes)/1000]];
219         [o_demux_bitrate_txt setStringValue: [NSString stringWithFormat: \
220             @"%6.0f kb/s", (float)(p_item->input.p_stats->f_demux_bitrate)*8000]];
221
222         /* Video */
223         [o_video_decoded_txt setStringValue: [NSString stringWithFormat: @"%5i", \
224             p_item->input.p_stats->i_decoded_video]];
225         [o_displayed_txt setStringValue: [NSString stringWithFormat: @"%5i", \
226             p_item->input.p_stats->i_displayed_pictures]];
227         [o_lost_frames_txt setStringValue: [NSString stringWithFormat: @"%5i", \
228             p_item->input.p_stats->i_lost_pictures]];
229
230         /* Sout */
231         [o_sent_packets_txt setStringValue: [NSString stringWithFormat: @"%5i", \
232             p_item->input.p_stats->i_sent_packets]];
233         [o_sent_bytes_txt setStringValue: [NSString stringWithFormat: @"%8.0f kB", \
234             (float)(p_item->input.p_stats->i_sent_bytes)/1000]];
235         [o_sent_bitrate_txt setStringValue: [NSString stringWithFormat: \
236             @"%6.0f kb/s", (float)(p_item->input.p_stats->f_send_bitrate*8)*1000]];
237
238         /* Audio */
239         [o_audio_decoded_txt setStringValue: [NSString stringWithFormat: @"%5i", \
240             p_item->input.p_stats->i_decoded_audio]];
241         [o_played_abuffers_txt setStringValue: [NSString stringWithFormat: @"%5i", \
242             p_item->input.p_stats->i_played_abuffers]];
243         [o_lost_abuffers_txt setStringValue: [NSString stringWithFormat: @"%5i", \
244             p_item->input.p_stats->i_lost_abuffers]];
245
246         vlc_mutex_unlock( &p_item->input.p_stats->lock );
247     }
248 }
249
250 - (IBAction)infoCancel:(id)sender
251 {
252     [o_info_window orderOut: self];
253 }
254
255
256 - (IBAction)infoOk:(id)sender
257 {
258     intf_thread_t * p_intf = VLCIntf;
259     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
260                                           FIND_ANYWHERE );
261     vlc_value_t val;
262
263     if( [self isItemInPlaylist: p_item] )
264     {
265         vlc_mutex_lock( &p_item->input.lock );
266
267         p_item->input.psz_uri = strdup( [[o_uri_txt stringValue] UTF8String] );
268         p_item->input.psz_name = strdup( [[o_title_txt stringValue] UTF8String] );
269         vlc_mutex_unlock( &p_item->input.lock );
270         vlc_input_item_AddInfo( &p_item->input, _("Meta-information"), _("Artist"), [[o_author_txt stringValue] UTF8String]);
271         
272         val.b_bool = VLC_TRUE;
273         var_Set( p_playlist, "intf-change", val );
274     }
275     vlc_object_release( p_playlist );
276     [o_info_window orderOut: self];
277 }
278
279 - (playlist_item_t *)getItem
280 {
281     return p_item;
282 }
283
284 - (BOOL)isItemInPlaylist:(playlist_item_t *)p_local_item
285 {
286     intf_thread_t * p_intf = VLCIntf;
287     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
288                                           FIND_ANYWHERE );
289     int i;
290
291     if( p_playlist == NULL )
292     {
293         return NO;
294     }
295
296     for( i = 0 ; i < p_playlist->i_size ; i++ )
297     {
298         if( p_playlist->pp_items[i] == p_local_item )
299         {
300             vlc_object_release( p_playlist );
301             return YES;
302         }
303     }
304     vlc_object_release( p_playlist );
305     return NO;
306 }
307
308 @end
309
310 @implementation VLCInfo (NSMenuValidation)
311
312 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
313 {
314     BOOL bEnabled = TRUE;
315
316     intf_thread_t * p_intf = VLCIntf;
317     input_thread_t * p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
318                                                        FIND_ANYWHERE );
319
320     if( [[o_mi title] isEqualToString: _NS("Info")] )
321     {
322         if( p_input == NULL )
323         {
324             bEnabled = FALSE;
325         }
326     }
327     if( p_input ) vlc_object_release( p_input );
328
329     return( bEnabled );
330 }
331
332 @end
333
334 @implementation VLCInfo (NSTableDataSource)
335
336 - (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
337 {
338     return (item == nil) ? [[VLCInfoTreeItem rootItem] numberOfChildren] : [item numberOfChildren];
339 }
340
341 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item {
342     return ([item numberOfChildren] > 0);
343 }
344
345 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
346 {
347     return (item == nil) ? [[VLCInfoTreeItem rootItem] childAtIndex:index] : [item childAtIndex:index];
348 }
349
350 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item
351 {
352     if ([[tableColumn identifier] isEqualToString:@"0"])
353     {
354         return (item == nil) ? @"" : (id)[item getName];
355     }
356     else
357     {
358         return (item == nil) ? @"" : (id)[item getValue];
359     }
360 }
361
362
363 @end
364
365 @implementation VLCInfoTreeItem
366
367 static VLCInfoTreeItem *o_root_item = nil;
368
369 #define IsALeafNode ((id)-1)
370
371 - (id)initWithName: (NSString *)o_item_name value: (NSString *)o_item_value ID: (int)i_id parent:(VLCInfoTreeItem *)o_parent_item
372 {
373     self = [super init];
374
375     if( self != nil )
376     {
377         o_name = [o_item_name copy];
378         o_value = [o_item_value copy];
379         i_object_id = i_id;
380         o_parent = o_parent_item;
381         if( [[VLCMain sharedInstance] getInfo] != nil )
382             p_item = [[[VLCMain sharedInstance] getInfo] getItem];
383         else
384             p_item = NULL;
385     }
386     return( self );
387 }
388
389 + (VLCInfoTreeItem *)rootItem {
390     if (o_root_item == nil) o_root_item = [[VLCInfoTreeItem alloc] initWithName:@"main" value: @"" ID: 0 parent:nil];
391     return o_root_item;
392 }
393
394 - (void)dealloc
395 {
396     if( o_children != IsALeafNode ) [o_children release];
397     [o_name release];
398     [super dealloc];
399 }
400
401 /* Creates and returns the array of children
402  * Loads children incrementally */
403 - (NSArray *)children
404 {
405     if (o_children == NULL)
406     {
407         int i;
408
409         if( [[[VLCMain sharedInstance] getInfo] isItemInPlaylist: p_item] )
410         {
411             if( self == o_root_item )
412             {
413                 vlc_mutex_lock( &p_item->input.lock );
414                 o_children = [[NSMutableArray alloc] initWithCapacity:
415                                                 p_item->input.i_categories];
416                 for (i = 0 ; i < p_item->input.i_categories ; i++)
417                 {
418                     [o_children addObject:[[VLCInfoTreeItem alloc]
419                         initWithName: [NSString stringWithUTF8String:
420                             p_item->input.pp_categories[i]->psz_name]
421                         value: @""
422                         ID: i
423                         parent: self]];
424                 }
425                 vlc_mutex_unlock( &p_item->input.lock );
426             }
427             else if( o_parent == o_root_item )
428             {
429                 vlc_mutex_lock( &p_item->input.lock );
430                 o_children = [[NSMutableArray alloc] initWithCapacity:
431                     p_item->input.pp_categories[i_object_id]->i_infos];
432
433                 for (i = 0 ; i < p_item->input.pp_categories[i_object_id]->i_infos ; i++)
434                 {
435                     [o_children addObject:[[VLCInfoTreeItem alloc]
436                     initWithName: [NSString stringWithUTF8String:
437                             p_item->input.pp_categories[i_object_id]->pp_infos[i]->psz_name]
438                         value: [NSString stringWithUTF8String:
439                             p_item->input.pp_categories[i_object_id]->pp_infos[i]->psz_value]
440                         ID: i
441                         parent: self]];
442                 }
443                 vlc_mutex_unlock( &p_item->input.lock );
444             }
445             else
446             {
447                 o_children = IsALeafNode;
448             }
449         }
450     }
451     return o_children;
452 }
453
454 - (NSString *)getName
455 {
456     return o_name;
457 }
458
459 - (NSString *)getValue
460 {
461     return o_value;
462 }
463
464 - (VLCInfoTreeItem *)childAtIndex:(int)i_index {
465     return [[self children] objectAtIndex:i_index];
466 }
467
468 - (int)numberOfChildren {
469     id i_tmp = [self children];
470     return ( i_tmp == IsALeafNode ) ? (-1) : (int)[i_tmp count];
471 }
472
473 /*- (int)selectedPlaylistItem
474 {
475     return i_item;
476 }
477 */
478 - (void)refresh
479 {
480     p_item = [[[VLCMain sharedInstance] getInfo] getItem];
481     if( o_children != NULL )
482     {
483         [o_children release];
484         o_children = NULL;
485     }
486 }
487
488 @end
489