]> err.no Git - mapper/blob - src/audio-note.c
More fixes to basedir setting
[mapper] / src / audio-note.c
1 /*
2  * This file is part of mapper
3  *
4  * Copyright (C) 2007 Kaj-Michael Lang
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License along
17  * with this program; if not, write to the Free Software Foundation, Inc.,
18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19  */
20
21 /*
22  * Quick record audio notes on the road.
23  */
24
25 #include "config.h"
26 #include <glib.h>
27 #include <gst/gst.h>
28 #include <gtk/gtk.h>
29
30 #include "ui-common.h"
31 #include "audio.h"
32 #include "audio-note.h"
33 #include "settings.h"
34 #include "dialogs.h"
35
36 static note_pipeline note_play;
37 static note_pipeline note_record;
38 static GstBus *bus;
39
40 static gboolean audio_note_stop(audio_note_ui *ui);
41
42 #define GST_TIME_TO_SECS(t) \
43         (gdouble) (((gdouble)(t)) / (gdouble) GST_SECOND) /* GST_SECOND should be 1e9 */
44
45 #define NOTES_BASEDIR_MMC1 "/media/mmc1/MapperAudioNotes"
46 #define NOTES_BASEDIR_MMC2 "/media/mmc2/MapperAudioNotes"
47
48 static void
49 audio_note_set_length(audio_note_ui *ui, gdouble secs)
50 {
51 gchar buffer[16];
52 guint min=0;
53
54 if (secs<0.0) {
55         gtk_label_set_text(GTK_LABEL(ui->lbl_time), "--:--");
56         return;
57 }
58
59 if (secs>=60.0) {
60         min=secs/60.0;
61         secs-=min*60.0;
62 }
63
64 g_snprintf(buffer, sizeof(buffer), "%u:%05.2f", min, secs);
65 gtk_label_set_text(GTK_LABEL(ui->lbl_time), buffer);
66 }
67
68 static gboolean
69 audio_note_position_cb(gpointer data)
70 {
71 GstFormat fmt=GST_FORMAT_TIME;
72 GstElement *pipe;
73 gint64 pos, len;
74 audio_note_ui *ui=(audio_note_ui *)data;
75
76 if (ui->note_record->active)
77         pipe=ui->note_record->pipeline;
78 else
79         if (ui->note_play->active)
80                 pipe=ui->note_play->pipeline;
81 else
82         return TRUE;
83
84 if (gst_element_query_position(pipe, &fmt, &pos) && gst_element_query_duration(pipe, &fmt, &len)) {
85         audio_note_set_length(ui, GST_TIME_TO_SECS(pos));
86 }
87
88 return TRUE;
89 }
90
91 static void
92 audio_note_position_display(audio_note_ui *ui, gboolean ena)
93 {
94 if (ui->pos_sid!=0) {
95         g_source_remove(ui->pos_sid);
96         ui->pos_sid=0;
97 }
98 if (ena)
99         ui->pos_sid=g_timeout_add(250, (GSourceFunc)audio_note_position_cb, ui);
100 }
101
102 static gboolean
103 audio_note_record_cb(GtkWidget *widget, gpointer data)
104 {
105 gchar buffer[128];
106 audio_note_ui *ui=(audio_note_ui *)data;
107 time_t t;
108 struct tm *tmp;
109
110 t=time(NULL);
111 tmp=localtime(&t);
112 if (tmp == NULL) {
113         MACRO_BANNER_SHOW_INFO(_window, _("Failed to get timestamp for file!"));
114         return TRUE;
115 }
116
117 /* Bah, stupid FAT can't use : in filenames */
118 strftime(buffer, sizeof(buffer), "%Y-%m-%d-%H%M%S", tmp);
119
120 if (ui->cfile)
121         g_free(ui->cfile);
122
123 ui->cfile=g_strdup_printf("%s/an-%s.wav", ui->basedir, buffer);
124
125 if (audio_note_record(ui->cfile)==TRUE) {
126         audio_note_position_display(ui, TRUE);
127         MACRO_BANNER_SHOW_INFO(_window, _("Recording..."));
128         gtk_widget_set_sensitive(ui->btn_play, FALSE);
129         gtk_widget_set_sensitive(ui->btn_record, FALSE);
130         gtk_widget_set_sensitive(ui->btn_stop, TRUE);
131 } else {
132         popup_error(_window, _("Failed to start recording."));
133 }
134
135 return TRUE;
136 }
137
138 static gboolean
139 audio_note_play_cb(GtkWidget *widget, gpointer data)
140 {
141 audio_note_ui *ui=(audio_note_ui *)data;
142
143 if (!ui->cfile) {
144         MACRO_BANNER_SHOW_INFO(_window, _("No active audio note. Record something first."));
145         return TRUE;
146 }
147
148 if (audio_note_play(ui->cfile)==TRUE) {
149         audio_note_position_display(ui, TRUE);
150         MACRO_BANNER_SHOW_INFO(_window, _("Playing..."));
151         gtk_widget_set_sensitive(ui->btn_play, FALSE);
152         gtk_widget_set_sensitive(ui->btn_record, FALSE);
153         gtk_widget_set_sensitive(ui->btn_stop, TRUE);
154 } else {
155         popup_error(_window, _("Failed to start playing."));
156 }
157 return TRUE;
158 }
159
160 static gboolean
161 audio_note_stop_cb(GtkWidget *widget, gpointer data)
162 {
163 audio_note_ui *ui=(audio_note_ui *)data;
164
165 if (audio_note_stop(ui)==TRUE)
166         MACRO_BANNER_SHOW_INFO(_window, _("Stopped..."));
167
168 audio_note_position_display(ui, FALSE);
169 gtk_widget_set_sensitive(ui->btn_record, TRUE);
170 gtk_widget_set_sensitive(ui->btn_play, TRUE);
171 gtk_widget_set_sensitive(ui->btn_stop, FALSE);
172
173 return TRUE;
174 }
175
176 audio_note_ui *
177 audio_note_new(void)
178 {
179 audio_note_ui *ui;
180 ui=g_slice_new(audio_note_ui);
181 ui->pos_sid=0;
182 ui->cfile=NULL;
183 ui->vbox=gtk_vbox_new(FALSE, 0);
184 ui->lbl_time=gtk_label_new("");
185 ui->btn_record=gtk_button_new_from_stock(GTK_STOCK_MEDIA_RECORD);
186 ui->btn_play=gtk_button_new_from_stock(GTK_STOCK_MEDIA_PLAY);
187 ui->btn_stop=gtk_button_new_from_stock(GTK_STOCK_MEDIA_STOP);
188
189 gtk_widget_set_sensitive(ui->btn_play, FALSE);
190 gtk_widget_set_sensitive(ui->btn_stop, FALSE);
191
192 gtk_box_pack_start(GTK_BOX(ui->vbox), ui->lbl_time, TRUE, FALSE, 0);
193
194 gtk_box_pack_start(GTK_BOX(ui->vbox), ui->btn_record, TRUE, TRUE, 0);
195 gtk_box_pack_start(GTK_BOX(ui->vbox), ui->btn_play, TRUE, TRUE, 0);
196 gtk_box_pack_start(GTK_BOX(ui->vbox), ui->btn_stop, TRUE, TRUE, 0);
197
198 ui->note_play=&note_play;
199 ui->note_record=&note_record;
200 ui->basedir=NULL;
201
202 /* XXX: Make this a configuration option */
203 #ifdef WITH_DEVICE_770
204 audio_note_set_basedir(ui, NOTES_BASEDIR_MMC1);
205 #else
206 audio_note_set_basedir(ui, g_get_home_dir());
207 #endif
208
209 g_signal_connect(G_OBJECT(ui->btn_record), "clicked", G_CALLBACK(audio_note_record_cb), ui);
210 g_signal_connect(G_OBJECT(ui->btn_play), "clicked", G_CALLBACK(audio_note_play_cb), ui);
211 g_signal_connect(G_OBJECT(ui->btn_stop), "clicked", G_CALLBACK(audio_note_stop_cb), ui);
212
213 return ui;
214 }
215
216 void
217 audio_note_set_basedir(audio_note_ui *ui, const gchar *basedir)
218 {
219 if (ui->basedir)
220         g_free(ui->basedir);
221 ui->basedir=g_strdup(basedir);
222 if (g_mkdir_with_parents(ui->basedir, 0775)==-1) {
223 }
224 }
225
226 static gboolean
227 audio_note_bus_cb(GstBus *bus, GstMessage *msg, gpointer data)
228 {
229 gchar *debug;
230 GError *err;
231 note_pipeline *np=(note_pipeline *)data;
232
233 switch (GST_MESSAGE_TYPE (msg)) {
234         case GST_MESSAGE_EOS:
235                 np->active=FALSE;
236         g_debug("EOS\n");
237         break;
238         case GST_MESSAGE_ERROR:
239                 gst_message_parse_error (msg, &err, &debug);
240                 g_debug("Error: %s", err->message);
241                 g_free(debug);
242                 g_error_free(err);
243                 np->active=FALSE;
244         break;
245         case GST_MESSAGE_STATE_CHANGED:
246                 g_debug("GST: %s", gst_message_type_get_name(GST_MESSAGE_TYPE(msg)));
247         break;
248     default:
249                 g_debug("GST: %s", gst_message_type_get_name(GST_MESSAGE_TYPE(msg)));
250         break;
251         }
252 return TRUE;
253 }
254
255 static gboolean
256 audio_new_pad_cb(GstElement *wavparse, GstPad *new_pad, gpointer data)
257 {
258 GstElement *sink=(GstElement *)data;
259
260 if (!gst_element_link(wavparse, sink))
261                 g_printerr("Failed to link wavparse to sink\n");
262
263 gst_element_sync_state_with_parent(sink);
264
265 return FALSE;
266 }
267
268 static gboolean
269 audio_create_pipeline(note_pipeline *np, gboolean rec)
270 {
271 if (rec==TRUE) {
272         g_debug("GST: Creating record pipeline");
273         np->pipeline=gst_pipeline_new("rpipeline");
274         g_assert(np->pipeline);
275
276         np->src=gst_element_factory_make(AUDIO_SRC, "asource");
277         g_assert(np->src);
278
279         np->filter=gst_element_factory_make("wavenc", "wavfilter");
280         g_assert(np->filter);
281
282         np->sink=gst_element_factory_make("filesink", "fsink");
283         g_assert(np->sink);
284
285         gst_bin_add_many(GST_BIN(np->pipeline), np->src, np->filter, np->sink, NULL);
286
287 #ifndef WITH_DEVICE_770
288         /* Don't waste space with some hifi format */
289         np->srccaps=gst_caps_new_simple ("audio/x-raw-int",
290                         "depth", G_TYPE_INT, 16,
291                         "signed", G_TYPE_BOOLEAN, TRUE, 
292                         "width", G_TYPE_INT, 16,
293                         "rate", G_TYPE_INT, 11025,
294                         "channels", G_TYPE_INT, 1,
295                         NULL);
296         if (!gst_element_link_filtered(np->src, np->filter, np->srccaps))
297                 g_printerr("Failed to set caps for source\n");
298         else
299                 gst_element_link(np->src, np->filter);
300         gst_caps_unref(np->srccaps);
301 #else
302         if (!gst_element_link(np->src, np->filter))
303                 g_printerr("Failed to link source to filter\n");
304 #endif
305         if (!gst_element_link(np->filter, np->sink))
306                 g_printerr("Failed to link filter to source\n");
307 } else {
308         g_debug("GST: Creating playback pipeline");
309         np->pipeline=gst_pipeline_new("ppipeline");
310         g_assert(np->pipeline);
311
312         np->src=gst_element_factory_make("filesrc", "fsource");
313         g_assert(np->src);
314
315         np->filter=gst_element_factory_make("wavparse", "wavparse");
316         g_assert(np->filter);
317
318         np->sink=gst_element_factory_make(AUDIO_SINK, "asink");
319         g_assert(np->sink);
320
321         gst_bin_add_many(GST_BIN(np->pipeline), np->src, np->filter, np->sink, NULL);
322
323         if (!gst_element_link(np->src, np->filter))
324                 g_printerr("Failed to link source to filter\n");
325
326         g_signal_connect(np->filter, "pad_added", G_CALLBACK(audio_new_pad_cb), np->sink);
327 }
328 bus=gst_pipeline_get_bus(GST_PIPELINE(np->pipeline));
329 gst_bus_add_watch(bus, audio_note_bus_cb, np);
330 gst_object_unref(bus);
331 np->rec=rec;
332 np->active=FALSE;
333 return TRUE;
334 }
335
336 /**
337  * Set the given elements (filesrc or filesink) file location
338  */
339 static void
340 audio_set_filename(GstElement *e, gchar *file)
341 {
342 g_object_set(G_OBJECT(e), "location", file, NULL);
343 }
344
345 /**
346  * Play given audio note file
347  */
348 gboolean
349 audio_note_play(gchar *file)
350 {
351 if (note_play.active==TRUE)
352         return TRUE;
353 audio_set_filename(note_play.src, file);
354 if (gst_element_set_state(note_play.pipeline, GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
355         g_printerr("Failed to play file %s\n", file);
356         note_play.active=FALSE;
357         return FALSE;
358 }
359 g_debug("Playing");
360 note_play.active=TRUE;
361 return TRUE;
362 }
363
364 /**
365  * Record to given file
366  */
367 gboolean
368 audio_note_record(gchar *file)
369 {
370 if (note_record.active==TRUE)
371         return TRUE;
372 audio_set_filename(note_record.sink, file);
373 if (gst_element_set_state(note_record.pipeline, GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
374         g_printerr("Failed to record to file %s\n", file);
375         note_record.active=FALSE;
376         return FALSE;
377 }
378 g_debug("Recording");
379 note_record.active=TRUE;
380 return TRUE;
381 }
382
383 static gboolean
384 audio_note_stop(audio_note_ui *ui)
385 {
386 GstState current;
387 GstState pending;
388
389 audio_note_position_display(ui, FALSE);
390
391 gst_element_get_state(note_record.pipeline, &current, &pending, GST_CLOCK_TIME_NONE);
392 if (current==GST_STATE_PLAYING) {
393         g_debug("Stop: recording");
394         gst_element_set_state(note_record.pipeline, GST_STATE_NULL);
395         note_record.active=FALSE;
396         return TRUE;
397 }
398
399 gst_element_get_state(note_play.pipeline, &current, &pending, GST_CLOCK_TIME_NONE);
400 if (current==GST_STATE_PLAYING) {
401         g_debug("Stop: playing");
402         gst_element_set_state(note_play.pipeline, GST_STATE_NULL);
403         note_play.active=FALSE;
404         return TRUE;
405 }
406
407 return FALSE;
408 }
409
410 /**
411  * Init gst pipelines for note play and record
412  */
413 gboolean
414 audio_note_init(void)
415 {
416 audio_create_pipeline(&note_play, FALSE);
417 audio_create_pipeline(&note_record, TRUE);
418 return TRUE;
419 }
420
421 void
422 audio_note_deinit(void)
423 {
424 gst_element_set_state(note_play.pipeline, GST_STATE_NULL);
425 gst_object_unref(note_play.pipeline);
426
427 gst_element_set_state(note_record.pipeline, GST_STATE_NULL);
428 gst_object_unref(note_record.pipeline);
429 }
430