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0644f7f88357241133c23cd326e2148e01f17dcf
[melted_gui] / src / playlist.c
1 /*
2 * playlist.c -- GTK+ 2 omnplay
3 * Copyright (C) 2011 Maksym Veremeyenko <verem@m1stereo.tv>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software Foundation,
17 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 */
19
20 #ifdef HAVE_CONFIG_H
21 # include <config.h>
22 #endif
23
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include <gtk/gtk.h>
28 #include <gdk/gdkkeysyms.h>
29 #include <pthread.h>
30
31 #include "omnplay.h"
32 #include "ui.h"
33 #include "timecode.h"
34
35 static int load_file_ply(omnplay_instance_t* app, char* filename)
36 {
37 FILE* f;
38 char *ID, *CH, *B, *IN, *OUT, *DUR, *REST, *l;
39 int count = 0, i;
40 playlist_item_t* items;
41
42 /* allocate space for strings and items */
43 items = malloc(sizeof(playlist_item_t) * MAX_PLAYLIST_ITEMS);
44 memset(items, 0, sizeof(playlist_item_t) * MAX_PLAYLIST_ITEMS);
45 ID = malloc(PATH_MAX);
46 CH = malloc(PATH_MAX);
47 B = malloc(PATH_MAX);
48 IN = malloc(PATH_MAX);
49 OUT = malloc(PATH_MAX);
50 DUR = malloc(PATH_MAX);
51 REST = malloc(PATH_MAX);
52 l = malloc(PATH_MAX);
53
54 /* open and process file */
55 f = fopen(filename, "rt");
56 if(f)
57 {
58 while( !feof(f) )
59 {
60 char* s;
61
62 /* load string */
63 memset(l, 0, PATH_MAX);
64 fgets(l, PATH_MAX, f);
65
66 /* remove newlines */
67 if( (s = strchr(l, '\n')) ) *s = 0;
68 if( (s = strchr(l, '\r')) ) *s = 0;
69 if( (s = strchr(l, '\t')) ) *s = 0;
70
71 /* check for empty line */
72 if(l[0] && l[0] != '#')
73 {
74 if (6 != sscanf(l, "%128[^,],%128[^,],%128[^,],%128[^,],%128[^,],%128[^,],%s",
75 ID, CH, B, IN, OUT, DUR, REST))
76 {
77 int b = atol(B);
78 /* setup item */
79 tc2frames(IN, 25.0, &items[count].in);
80 tc2frames(DUR, 25.0, &items[count].dur);
81 strncpy(items[count].id, ID, PATH_MAX);
82 items[count].player = atol(CH) - 1;
83 switch(b)
84 {
85 case 1: items[count].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_SINGLE; break;
86 case 2: items[count].type = OMNPLAY_PLAYLIST_ITEM_LOOP_BEGIN; break;
87 case 3: items[count].type = OMNPLAY_PLAYLIST_ITEM_LOOP_BODY; break;
88 case 4: items[count].type = OMNPLAY_PLAYLIST_ITEM_LOOP_END; break;
89 case 6: items[count].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_END; break;
90 case 0:
91 if(!count)
92 items[count].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_BEGIN;
93 else if(items[count - 1].type == OMNPLAY_PLAYLIST_ITEM_BLOCK_BEGIN ||
94 items[count - 1].type == OMNPLAY_PLAYLIST_ITEM_BLOCK_BODY)
95 items[count].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_BODY;
96 else
97 items[count].type = OMNPLAY_PLAYLIST_ITEM_BLOCK_BEGIN;
98 break;
99 default:
100 if(b >= 1024)
101 items[count].type = b - 1024;
102 };
103 #if 0
104 {
105 char* n;
106 switch(items[count].type)
107 {
108 case OMNPLAY_PLAYLIST_ITEM_BLOCK_BEGIN: n = "BLOCK_BEGIN"; break;
109 case OMNPLAY_PLAYLIST_ITEM_BLOCK_BODY: n = "BLOCK_BODY"; break;
110 case OMNPLAY_PLAYLIST_ITEM_BLOCK_END: n = "BLOCK_END"; break;
111 case OMNPLAY_PLAYLIST_ITEM_BLOCK_SINGLE: n = "BLOCK_SINGLE"; break;
112 case OMNPLAY_PLAYLIST_ITEM_LOOP_BEGIN: n = "LOOP_BEGIN"; break;
113 case OMNPLAY_PLAYLIST_ITEM_LOOP_BODY: n = "LOOP_BODY"; break;
114 case OMNPLAY_PLAYLIST_ITEM_LOOP_END: n = "LOOP_END"; break;
115 case OMNPLAY_PLAYLIST_ITEM_LOOP_SINGLE: n = "LOOP_SINGLE"; break;
116 };
117 fprintf(stderr, "src=[%s]\ndst=[idx=%d,block=%s,block_id=%d,in=%d,out=%d]\n",
118 l, count, n, items[count].type, items[count].in, items[count].dur);
119 };
120 #endif
121
122 count++;
123 }
124 };
125 }
126
127 fclose(f);
128 }
129
130 /* add loaded items to playlist */
131 if(count)
132 {
133 pthread_mutex_lock(&app->playlist.lock);
134 for(i = 0; i < count && app->playlist.count + 1 < MAX_PLAYLIST_ITEMS; i++)
135 {
136 omnplay_library_normalize_item(app, &items[i]);
137 app->playlist.item[app->playlist.count++] = items[i];
138 };
139 app->playlist.ver_curr++;
140 pthread_mutex_unlock(&app->playlist.lock);
141 }
142
143 /* free data */
144 free(items);
145 free(ID);
146 free(CH);
147 free(IN);
148 free(OUT);
149 free(DUR);
150 free(REST);
151 free(l);
152
153 return count;
154 };
155
156 void omnplay_playlist_load(omnplay_instance_t* app)
157 {
158 int r;
159 GtkWidget *dialog;
160
161 dialog = gtk_file_chooser_dialog_new("Open File",
162 GTK_WINDOW (app->window),
163 GTK_FILE_CHOOSER_ACTION_OPEN,
164 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
165 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
166 NULL);
167
168 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog),
169 (app->playlist.path)?app->playlist.path:getenv("HOME"));
170
171 r = gtk_dialog_run(GTK_DIALOG(dialog));
172
173 if(r == GTK_RESPONSE_ACCEPT)
174 {
175 char *filename;
176
177 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
178
179 r = load_file_ply(app, filename);
180
181 if(r)
182 omnplay_playlist_draw(app);
183
184 if(app->playlist.path)
185 g_free(app->playlist.path);
186 if((app->playlist.path = filename))
187 {
188 char* e = strrchr(app->playlist.path, '/');
189 if(e) *e = 0;
190 }
191 }
192
193 gtk_widget_destroy (dialog);
194 };
195
196 static int save_file_ply(omnplay_instance_t* app, char* filename)
197 {
198 int i;
199 FILE* f;
200 char tc1[12], tc2[12], tc3[12];
201
202 if((f = fopen(filename, "wt")))
203 {
204 for(i = 0; i < app->playlist.count; i++)
205 fprintf(f, "%s,%d,%d,%s,%s,%s,,,,,,,,\n",
206 app->playlist.item[i].id,
207 app->playlist.item[i].player + 1,
208 app->playlist.item[i].type + 1024,
209 frames2tc(app->playlist.item[i].in, 25.0, tc1),
210 frames2tc(app->playlist.item[i].in + app->playlist.item[i].dur, 25.0, tc2),
211 frames2tc(app->playlist.item[i].dur, 25.0, tc3));
212 };
213
214 return 0;
215 };
216
217 void omnplay_playlist_save(omnplay_instance_t* app)
218 {
219 int r;
220 GtkWidget *dialog;
221
222 dialog = gtk_file_chooser_dialog_new("Save File",
223 GTK_WINDOW (app->window),
224 GTK_FILE_CHOOSER_ACTION_SAVE,
225 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
226 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
227 NULL);
228
229 gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
230
231 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog),
232 (app->playlist.path)?app->playlist.path:getenv("HOME"));
233
234 r = gtk_dialog_run(GTK_DIALOG(dialog));
235
236 if(r == GTK_RESPONSE_ACCEPT)
237 {
238 char *filename;
239
240 filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
241
242 r = save_file_ply(app, filename);
243
244 if(app->playlist.path)
245 g_free(app->playlist.path);
246 if((app->playlist.path = filename))
247 {
248 char* e = strrchr(app->playlist.path, '/');
249 if(e) *e = 0;
250 }
251 }
252
253 gtk_widget_destroy (dialog);
254
255 };
256
257 void omnplay_playlist_draw(omnplay_instance_t* app)
258 {
259 int i;
260 char tc1[12], tc2[12];
261 GtkListStore *list_store;
262 GtkTreeIter iter;
263
264 list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->playlist_grid)));
265 gtk_list_store_clear(list_store);
266
267 pthread_mutex_lock(&app->playlist.lock);
268
269 for(i = 0;i < app->playlist.count; i++)
270 {
271 gtk_list_store_append(list_store, &iter);
272
273 gtk_list_store_set(list_store, &iter,
274 0, "",
275 1, app->playlist.block_icons[app->playlist.item[i].type],
276 2, (0 == app->playlist.item[i].player)?"A":"B",
277 3, app->playlist.item[i].id,
278 4, frames2tc(app->playlist.item[i].in, 25.0, tc1),
279 5, frames2tc(app->playlist.item[i].dur, 25.0, tc2),
280 6, app->playlist.item[i].title,
281 7, i,
282 8, (app->playlist.item[i].error != 0),
283 9, (app->playlist.item[i].error & PLAYLIST_ITEM_ERROR_LIB)?"red":"orange",
284 -1 );
285 }
286
287 app->playlist.ver_prev = app->playlist.ver_curr;
288
289 pthread_mutex_unlock(&app->playlist.lock);
290 };
291
292 typedef struct omnplay_playlist_draw_item_desc
293 {
294 GtkListStore *list_store;
295 omnplay_instance_t* app;
296 int idx;
297 } omnplay_playlist_draw_item_t;
298
299 static gboolean omnplay_playlist_draw_item_proc(
300 GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer user_data)
301 {
302 int i;
303 char tc1[12], tc2[12];
304 omnplay_playlist_draw_item_t* item = (omnplay_playlist_draw_item_t*)user_data;
305 omnplay_instance_t* app = item->app;
306
307 gtk_tree_model_get(model, iter, 7, &i, -1);
308
309 if(i != item->idx) return FALSE;
310
311 gtk_list_store_set(item->list_store, iter,
312 0, "",
313 1, app->playlist.block_icons[app->playlist.item[i].type],
314 2, (0 == app->playlist.item[i].player)?"A":"B",
315 3, app->playlist.item[i].id,
316 4, frames2tc(app->playlist.item[i].in, 25.0, tc1),
317 5, frames2tc(app->playlist.item[i].dur, 25.0, tc2),
318 6, app->playlist.item[i].title,
319 7, i,
320 8, (app->playlist.item[i].error != 0),
321 9, (app->playlist.item[i].error & PLAYLIST_ITEM_ERROR_LIB)?"red":"orange",
322 -1 );
323
324 return TRUE;
325 };
326
327 void omnplay_playlist_draw_item(omnplay_instance_t* app, int idx)
328 {
329 GtkListStore *list_store;
330 omnplay_playlist_draw_item_t item;
331
332 list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->playlist_grid)));
333
334 pthread_mutex_lock(&app->playlist.lock);
335
336 item.idx = idx;
337 item.app = app;
338 item.list_store = list_store;
339 gtk_tree_model_foreach(GTK_TREE_MODEL(list_store), omnplay_playlist_draw_item_proc, &item);
340
341 pthread_mutex_unlock(&app->playlist.lock);
342 };
343
344 static gboolean omnplay_playlist_draw_item_rem_proc(
345 GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer user_data)
346 {
347 int i;
348 void** args = (void**)user_data;
349 GtkListStore *list_store = (GtkListStore *)args[1];
350 int idx = (int)args[2];
351 char* rem = (char*)args[3];
352
353 gtk_tree_model_get(model, iter, 7, &i, -1);
354
355 if(i != idx) return FALSE;
356
357 gtk_list_store_set(list_store, iter, 0, rem, -1);
358
359 return TRUE;
360 };
361
362 void omnplay_playlist_draw_item_rem(omnplay_instance_t* app, int idx, char* rem)
363 {
364 void* item[4];
365 GtkListStore *list_store;
366
367 list_store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->playlist_grid)));
368
369 item[0] = (void*)app;
370 item[1] = (void*)list_store;
371 item[2] = (void*)idx;
372 item[3] = (void*)rem;
373
374 gtk_tree_model_foreach(GTK_TREE_MODEL(list_store), omnplay_playlist_draw_item_rem_proc, item);
375 };
melted GUI