/
spfysrcprc.c
1966 lines (1752 loc) · 57.4 KB
/
spfysrcprc.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**
* Copyright (C) 2011-2016 Aratelia Limited - Juan A. Rubio
*
* This file is part of Tizonia
*
* Tizonia is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option)
* any later version.
*
* Tizonia is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
* more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Tizonia. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file spfysrcprc.c
* @author Juan A. Rubio <juan.rubio@aratelia.com>
*
* @brief Tizonia - Spotify client component
*
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <limits.h>
#include <assert.h>
#include <string.h>
#include <time.h>
#include <OMX_TizoniaExt.h>
#include <tizplatform.h>
#include <tizkernel.h>
#include <tizscheduler.h>
#include "spfysrc.h"
#include "spfysrcprc.h"
#include "spfysrcprc_decls.h"
#ifdef TIZ_LOG_CATEGORY_NAME
#undef TIZ_LOG_CATEGORY_NAME
#define TIZ_LOG_CATEGORY_NAME "tiz.spotify_source.prc"
#endif
#define SPFYSRC_MIN_QUEUE_UNUSED_SPACES 5
#define SPFYSRC_MAX_STRING_SIZE 2 * OMX_MAX_STRINGNAME_SIZE
static unsigned int rand_interval(unsigned int min, unsigned int max)
{
int r;
const unsigned int range = 1 + max - min;
const unsigned int buckets = RAND_MAX / range;
const unsigned int limit = buckets * range;
/* Create equal size buckets all in a row, then fire randomly towards
* the buckets until you land in one of them. All buckets are equally
* likely. If you land off the end of the line of buckets, try again. */
do
{
r = rand();
} while (r >= limit);
return min + (r / buckets);
}
/* This macro assumes the existence of an "ap_prc" local variable */
#define goto_end_on_sp_error(expr) \
do \
{ \
sp_error sperr = SP_ERROR_OK; \
if ((sperr = (expr)) != SP_ERROR_OK) \
{ \
TIZ_ERROR (handleOf (ap_prc), \
"[OMX_ErrorInsufficientResources] : " \
"%s", \
sp_error_message (sperr)); \
goto end; \
} \
} \
while (0)
/* Forward declarations */
static OMX_ERRORTYPE
spfysrc_prc_deallocate_resources (void * ap_obj);
static sp_bitrate
omx_preferred_bitrate_to_spfy (
const OMX_TIZONIA_AUDIO_SPOTIFYBITRATETYPE a_bitrate_type, int * ap_bitrate);
static void
end_of_track_handler (OMX_PTR ap_prc, tiz_event_pluggable_t * ap_event);
/* The application key, specific to each project. */
extern const uint8_t g_appkey[];
/* The size of the application key. */
extern const size_t g_appkey_size;
typedef struct spfy_music_delivery_data spfy_music_delivery_data_t;
struct spfy_music_delivery_data
{
sp_session * p_sess;
sp_audioformat format;
void * p_frames;
int num_frames;
};
static OMX_S32
ready_playlist_map_compare_func (OMX_PTR ap_key1, OMX_PTR ap_key2)
{
return strncmp ((const char *) ap_key1, (const char *) ap_key2,
SPFYSRC_MAX_STRING_SIZE);
}
static void
ready_playlist_map_free_func (OMX_PTR ap_key, OMX_PTR ap_value)
{
tiz_mem_free (ap_key);
tiz_mem_free (ap_value);
}
static OMX_S32
not_ready_playlist_map_compare_func (OMX_PTR ap_key1, OMX_PTR ap_key2)
{
if (ap_key1 < ap_key2)
{
return -1;
}
else if (ap_key1 > ap_key2)
{
return 1;
}
return 0;
}
static void
not_ready_playlist_map_free_func (OMX_PTR ap_key, OMX_PTR ap_value)
{
tiz_mem_free (ap_key);
tiz_mem_free (ap_value);
}
static bool
playlist_name_partial_match (spfysrc_prc_t * ap_prc, const char * ap_pl_name)
{
assert (ap_prc);
assert (ap_pl_name);
if (strcasestr (ap_pl_name, (const char *) ap_prc->playlist_.cPlaylistName))
{
return true;
}
return false;
}
static bool
playlist_name_exact_match (spfysrc_prc_t * ap_prc, const char * ap_pl_name)
{
assert (ap_prc);
assert (ap_pl_name);
if (!strncasecmp (ap_pl_name, (const char *) ap_prc->playlist_.cPlaylistName,
SPFYSRC_MAX_STRING_SIZE))
{
return true;
}
return false;
}
static bool
playlist_name_match (spfysrc_prc_t * ap_prc, const char * ap_pl_name,
bool * p_exact)
{
bool outcome = false;
assert (ap_prc);
assert (ap_pl_name);
assert (p_exact);
outcome = *p_exact = playlist_name_exact_match (ap_prc, ap_pl_name);
if (!outcome)
{
outcome = playlist_name_partial_match (ap_prc, ap_pl_name);
}
return outcome;
}
static void
reset_stream_parameters (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
tiz_buffer_clear (ap_prc->p_store_);
ap_prc->initial_cache_bytes_
= ((ARATELIA_SPOTIFY_SOURCE_DEFAULT_BIT_RATE_KBITS * 1000) / 8)
* ARATELIA_SPOTIFY_SOURCE_DEFAULT_CACHE_SECONDS;
}
static void
init_track_index (spfysrc_prc_t * ap_prc, const int a_num_tracks)
{
assert (ap_prc);
if (OMX_TRUE == ap_prc->playlist_.bShuffle && a_num_tracks > 0)
{
if (ap_prc->p_shuffle_lst_)
{
tiz_shuffle_lst_destroy (ap_prc->p_shuffle_lst_);
ap_prc->p_shuffle_lst_ = NULL;
}
if (!ap_prc->p_shuffle_lst_)
{
/* Allocate a list of random track indexes */
assert (NULL == ap_prc->p_shuffle_lst_);
tiz_shuffle_lst_init (&(ap_prc->p_shuffle_lst_), a_num_tracks);
ap_prc->track_index_
= tiz_shuffle_lst_jump (ap_prc->p_shuffle_lst_, 0) - 1;
}
}
else
{
ap_prc->track_index_ = 0;
}
}
static void
skip_tracks (spfysrc_prc_t * ap_prc, const OMX_S32 a_skip_value)
{
assert (ap_prc);
if (!ap_prc->p_shuffle_lst_ && ap_prc->p_sp_playlist_
&& ap_prc->playlist_.bShuffle == OMX_TRUE)
{
init_track_index (ap_prc,
sp_playlist_num_tracks (ap_prc->p_sp_playlist_));
}
TIZ_TRACE (
handleOf (ap_prc),
"ap_prc->p_sp_playlist_ [%p] skip = [%d] ap_prc->track_index_ [%d]",
ap_prc->p_sp_playlist_, ap_prc->playlist_skip_.nValue,
ap_prc->track_index_);
if (ap_prc->p_sp_playlist_ && a_skip_value != 0)
{
const int list_size = sp_playlist_num_tracks (ap_prc->p_sp_playlist_);
int new_track_index
= (ap_prc->playlist_.bShuffle == OMX_TRUE)
? tiz_shuffle_lst_jump (ap_prc->p_shuffle_lst_, a_skip_value) - 1
: ap_prc->track_index_ + a_skip_value;
if (new_track_index >= list_size)
{
new_track_index %= list_size;
}
else if (new_track_index < 0)
{
new_track_index = list_size - abs (new_track_index);
}
assert (new_track_index >= 0 && new_track_index < list_size);
ap_prc->track_index_ = new_track_index;
}
TIZ_TRACE (handleOf (ap_prc), "ap_prc->track_index_ [%d]",
ap_prc->track_index_);
}
static void
update_track_index (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
TIZ_TRACE (handleOf (ap_prc), "ap_prc->playlist_skip_.nValue = [%d]",
ap_prc->playlist_skip_.nValue);
if (0 != ap_prc->playlist_skip_.nValue)
{
skip_tracks (ap_prc, ap_prc->playlist_skip_.nValue);
ap_prc->playlist_skip_.nValue = 0;
}
else
{
skip_tracks (ap_prc, 1);
}
}
static void
process_spotify_event (spfysrc_prc_t * ap_prc,
tiz_event_pluggable_hdlr_f apf_hdlr, void * ap_data)
{
tiz_event_pluggable_t * p_event = NULL;
assert (ap_prc);
assert (apf_hdlr);
assert (ap_data);
p_event = tiz_mem_calloc (1, sizeof (tiz_event_pluggable_t));
if (p_event)
{
p_event->p_servant = ap_prc;
p_event->pf_hdlr = apf_hdlr;
p_event->p_data = ap_data;
apf_hdlr (ap_prc, p_event);
}
}
static void
post_spotify_event (spfysrc_prc_t * ap_prc, tiz_event_pluggable_hdlr_f apf_hdlr,
void * ap_data)
{
tiz_event_pluggable_t * p_event = NULL;
assert (ap_prc);
assert (apf_hdlr);
assert (ap_data);
p_event = tiz_mem_calloc (1, sizeof (tiz_event_pluggable_t));
if (p_event)
{
p_event->p_servant = ap_prc;
p_event->pf_hdlr = apf_hdlr;
p_event->p_data = ap_data;
tiz_comp_event_pluggable (handleOf (ap_prc), p_event);
}
}
static OMX_ERRORTYPE
prepare_for_port_auto_detection (spfysrc_prc_t * ap_prc)
{
OMX_PARAM_PORTDEFINITIONTYPE port_def;
assert (ap_prc);
TIZ_INIT_OMX_PORT_STRUCT (port_def, ARATELIA_SPOTIFY_SOURCE_PORT_INDEX);
tiz_check_omx (
tiz_api_GetParameter (tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc),
OMX_IndexParamPortDefinition, &port_def));
ap_prc->audio_coding_type_ = port_def.format.audio.eEncoding;
ap_prc->auto_detect_on_
= (OMX_AUDIO_CodingAutoDetect == ap_prc->audio_coding_type_) ? true : false;
return OMX_ErrorNone;
}
static OMX_ERRORTYPE
set_audio_coding_on_port (spfysrc_prc_t * ap_prc)
{
OMX_PARAM_PORTDEFINITIONTYPE port_def;
assert (ap_prc);
TIZ_INIT_OMX_PORT_STRUCT (port_def, ARATELIA_SPOTIFY_SOURCE_PORT_INDEX);
tiz_check_omx (
tiz_api_GetParameter (tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc),
OMX_IndexParamPortDefinition, &port_def));
/* Set the new value */
port_def.format.audio.eEncoding = ap_prc->audio_coding_type_;
tiz_check_omx (tiz_krn_SetParameter_internal (
tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc),
OMX_IndexParamPortDefinition, &port_def));
return OMX_ErrorNone;
}
static OMX_ERRORTYPE
set_pcm_audio_info_on_port (spfysrc_prc_t * ap_prc)
{
OMX_AUDIO_PARAM_PCMMODETYPE pcmmode;
assert (ap_prc);
TIZ_INIT_OMX_PORT_STRUCT (pcmmode, ARATELIA_SPOTIFY_SOURCE_PORT_INDEX);
tiz_check_omx (tiz_api_GetParameter (tiz_get_krn (handleOf (ap_prc)),
handleOf (ap_prc),
OMX_IndexParamAudioPcm, &pcmmode));
/* Set the new values */
pcmmode.nChannels = ap_prc->num_channels_;
pcmmode.nSamplingRate = ap_prc->samplerate_;
pcmmode.bInterleaved = OMX_TRUE;
pcmmode.nBitPerSample = 16;
tiz_check_omx (tiz_krn_SetParameter_internal (
tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc), OMX_IndexParamAudioPcm,
&pcmmode));
return OMX_ErrorNone;
}
static void
send_port_settings_change_event (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
TIZ_DEBUG (handleOf (ap_prc), "Issuing OMX_EventPortSettingsChanged");
tiz_srv_issue_event ((OMX_PTR) ap_prc, OMX_EventPortSettingsChanged,
ARATELIA_SPOTIFY_SOURCE_PORT_INDEX, /* port 0 */
OMX_IndexParamPortDefinition, /* the index of the */
/* struct that has */
/* been modififed */
NULL);
}
static void
send_port_auto_detect_events (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
if (ap_prc->audio_coding_type_ != OMX_AUDIO_CodingUnused
|| ap_prc->audio_coding_type_ != OMX_AUDIO_CodingAutoDetect)
{
TIZ_DEBUG (handleOf (ap_prc), "Issuing OMX_EventPortFormatDetected");
tiz_srv_issue_event ((OMX_PTR) ap_prc, OMX_EventPortFormatDetected, 0, 0,
NULL);
send_port_settings_change_event (ap_prc);
}
else
{
/* Oops... could not detect the stream format */
tiz_srv_issue_err_event ((OMX_PTR) ap_prc, OMX_ErrorFormatNotDetected);
}
}
static OMX_ERRORTYPE
store_metadata (spfysrc_prc_t * ap_prc, const char * ap_key,
const char * ap_value)
{
OMX_ERRORTYPE rc = OMX_ErrorNone;
OMX_CONFIG_METADATAITEMTYPE * p_meta = NULL;
size_t metadata_len = 0;
size_t info_len = 0;
assert (ap_prc);
assert (ap_key);
assert (ap_value);
info_len = strnlen (ap_value, SPFYSRC_MAX_STRING_SIZE - 1) + 1;
metadata_len = sizeof (OMX_CONFIG_METADATAITEMTYPE) + info_len;
if (NULL == (p_meta = (OMX_CONFIG_METADATAITEMTYPE *) tiz_mem_calloc (
1, metadata_len)))
{
rc = OMX_ErrorInsufficientResources;
}
else
{
const size_t name_len = strnlen (ap_key, SPFYSRC_MAX_STRING_SIZE - 1) + 1;
strncpy ((char *) p_meta->nKey, ap_key, name_len - 1);
p_meta->nKey[name_len - 1] = '\0';
p_meta->nKeySizeUsed = name_len;
strncpy ((char *) p_meta->nValue, ap_value, info_len - 1);
p_meta->nValue[info_len - 1] = '\0';
p_meta->nValueMaxSize = info_len;
p_meta->nValueSizeUsed = info_len;
p_meta->nSize = metadata_len;
p_meta->nVersion.nVersion = OMX_VERSION;
p_meta->eScopeMode = OMX_MetadataScopeAllLevels;
p_meta->nScopeSpecifier = 0;
p_meta->nMetadataItemIndex = 0;
p_meta->eSearchMode = OMX_MetadataSearchValueSizeByIndex;
p_meta->eKeyCharset = OMX_MetadataCharsetASCII;
p_meta->eValueCharset = OMX_MetadataCharsetASCII;
rc = tiz_krn_store_metadata (tiz_get_krn (handleOf (ap_prc)), p_meta);
}
return rc;
}
static void
store_metadata_playlist (spfysrc_prc_t * ap_prc, const char * a_playlist_name,
const int a_num_tracks, const int a_num_subscribers)
{
char playlist_info[SPFYSRC_MAX_STRING_SIZE];
assert (a_playlist_name);
snprintf (playlist_info, SPFYSRC_MAX_STRING_SIZE - 1,
"%d tracks, %d subscribers", a_num_tracks, a_num_subscribers);
(void) store_metadata (ap_prc, a_playlist_name, playlist_info);
}
static void
store_metadata_track_name (spfysrc_prc_t * ap_prc, const char * a_track_name,
const int a_track_index, const int a_num_tracks)
{
char name_str[SPFYSRC_MAX_STRING_SIZE];
assert (a_track_name);
snprintf (name_str, SPFYSRC_MAX_STRING_SIZE - 1, "%s (%d of %d)",
a_track_name, a_track_index + 1, a_num_tracks);
(void) store_metadata (ap_prc, "Track", name_str);
}
static void
store_metadata_track_duration (spfysrc_prc_t * ap_prc, const int a_duration_ms)
{
if (a_duration_ms > 0)
{
int duration = a_duration_ms / 1000;
char duration_str[SPFYSRC_MAX_STRING_SIZE];
int seconds = duration % 60;
int minutes = (duration - seconds) / 60;
int hours = 0;
assert (ap_prc);
if (minutes >= 60)
{
int total_minutes = minutes;
minutes = total_minutes % 60;
hours = (total_minutes - minutes) / 60;
}
if (hours > 0)
{
snprintf (duration_str, SPFYSRC_MAX_STRING_SIZE - 1, "%2ih:%2im:%2is",
hours, minutes, seconds);
}
else if (minutes > 0)
{
snprintf (duration_str, SPFYSRC_MAX_STRING_SIZE - 1, "%2im:%2is",
minutes, seconds);
}
else
{
snprintf (duration_str, SPFYSRC_MAX_STRING_SIZE - 1, "%2is", seconds);
}
(void) store_metadata (ap_prc, "Duration", duration_str);
}
}
static void
store_metadata_preferred_bitrate (spfysrc_prc_t * ap_prc)
{
char bitrate_str[SPFYSRC_MAX_STRING_SIZE];
int bitrate = 0;
omx_preferred_bitrate_to_spfy (ap_prc->session_.ePreferredBitRate, &bitrate);
snprintf (bitrate_str, SPFYSRC_MAX_STRING_SIZE - 1, "%d kbps", bitrate);
(void) store_metadata (ap_prc, "Bit rate", bitrate_str);
}
static void
store_relevant_track_metadata (spfysrc_prc_t * ap_prc, const int a_num_tracks)
{
assert (ap_prc);
(void) tiz_krn_clear_metadata (tiz_get_krn (handleOf (ap_prc)));
(void) store_metadata_playlist (
ap_prc, sp_playlist_name (ap_prc->p_sp_playlist_), a_num_tracks,
sp_playlist_num_subscribers (ap_prc->p_sp_playlist_));
(void) store_metadata (ap_prc, "Artist", sp_artist_name (sp_track_artist (
ap_prc->p_sp_track_, 0)));
(void) store_metadata (ap_prc, "Album",
sp_album_name (sp_track_album (ap_prc->p_sp_track_)));
store_metadata_track_name (ap_prc, sp_track_name (ap_prc->p_sp_track_),
ap_prc->track_index_, a_num_tracks);
store_metadata_track_duration (ap_prc,
sp_track_duration (ap_prc->p_sp_track_));
store_metadata_preferred_bitrate (ap_prc);
}
static OMX_ERRORTYPE
retrieve_session_configuration (spfysrc_prc_t * ap_prc)
{
return tiz_api_GetParameter (
tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc),
OMX_TizoniaIndexParamAudioSpotifySession, &(ap_prc->session_));
}
static OMX_ERRORTYPE
retrieve_playlist (spfysrc_prc_t * ap_prc)
{
return tiz_api_GetParameter (
tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc),
OMX_TizoniaIndexParamAudioSpotifyPlaylist, &(ap_prc->playlist_));
}
static sp_connection_type
omx_connection_type_to_spfy (
const OMX_TIZONIA_AUDIO_SPOTIFYCONNECTIONTYPE a_conn_type)
{
sp_connection_type spfy_conn
= (sp_connection_type) OMX_AUDIO_SpotifyConnectionUnknown;
switch (a_conn_type)
{
case OMX_AUDIO_SpotifyConnectionUnknown:
{
spfy_conn = SP_CONNECTION_TYPE_UNKNOWN;
}
break;
case OMX_AUDIO_SpotifyConnectionNone:
{
spfy_conn = SP_CONNECTION_TYPE_NONE;
}
break;
case OMX_AUDIO_SpotifyConnectionMobile:
{
spfy_conn = SP_CONNECTION_TYPE_MOBILE;
}
break;
case OMX_AUDIO_SpotifyConnectionMobileRoaming:
{
spfy_conn = SP_CONNECTION_TYPE_MOBILE_ROAMING;
}
break;
case OMX_AUDIO_SpotifyConnectionMobileWifi:
{
spfy_conn = SP_CONNECTION_TYPE_WIFI;
}
break;
case OMX_AUDIO_SpotifyConnectionMobileWired:
{
spfy_conn = SP_CONNECTION_TYPE_WIRED;
}
break;
default:
{
assert (0);
}
break;
}
return spfy_conn;
}
static sp_bitrate
omx_preferred_bitrate_to_spfy (
const OMX_TIZONIA_AUDIO_SPOTIFYBITRATETYPE a_bitrate_type, int * ap_bitrate)
{
sp_bitrate spfy_bitrate = SP_BITRATE_320k;
assert (ap_bitrate);
switch (a_bitrate_type)
{
case OMX_AUDIO_SpotifyBitrate160Kbps:
{
spfy_bitrate = SP_BITRATE_160k;
*ap_bitrate = 160;
}
break;
case OMX_AUDIO_SpotifyBitrate320Kbps:
{
spfy_bitrate = SP_BITRATE_320k;
*ap_bitrate = 320;
}
break;
case OMX_AUDIO_SpotifyBitrate96Kbps:
{
spfy_bitrate = SP_BITRATE_96k;
*ap_bitrate = 96;
}
break;
default:
{
assert (0);
}
break;
};
return spfy_bitrate;
}
static OMX_ERRORTYPE
set_spotify_session_options (spfysrc_prc_t * ap_prc)
{
OMX_ERRORTYPE rc = OMX_ErrorInsufficientResources;
int bitrate = 0;
bool private_session = true;
assert (ap_prc);
assert (ap_prc->p_sp_session_);
goto_end_on_sp_error (sp_session_set_connection_type (
ap_prc->p_sp_session_,
omx_connection_type_to_spfy (ap_prc->session_.eConnectionType)));
goto_end_on_sp_error (sp_session_preferred_bitrate (
ap_prc->p_sp_session_, omx_preferred_bitrate_to_spfy (
ap_prc->session_.ePreferredBitRate, &bitrate)));
/* TODO: Expose this setting via the OMX extension */
goto_end_on_sp_error (
sp_session_set_private_session (ap_prc->p_sp_session_, private_session));
ap_prc->min_cache_bytes_
= ((bitrate * 1000) / 8) * ARATELIA_SPOTIFY_SOURCE_MIN_CACHE_SECONDS;
ap_prc->max_cache_bytes_
= ((bitrate * 1000) / 8) * ARATELIA_SPOTIFY_SOURCE_MAX_CACHE_SECONDS;
/* All OK */
rc = OMX_ErrorNone;
end:
return rc;
}
static OMX_ERRORTYPE
allocate_temp_data_store (spfysrc_prc_t * ap_prc)
{
OMX_PARAM_PORTDEFINITIONTYPE port_def;
assert (ap_prc);
TIZ_INIT_OMX_PORT_STRUCT (port_def, ARATELIA_SPOTIFY_SOURCE_PORT_INDEX);
tiz_check_omx (
tiz_api_GetParameter (tiz_get_krn (handleOf (ap_prc)), handleOf (ap_prc),
OMX_IndexParamPortDefinition, &port_def));
assert (ap_prc->p_store_ == NULL);
return tiz_buffer_init (&(ap_prc->p_store_), port_def.nBufferSize);
}
static inline void
deallocate_temp_data_store (
/*@special@ */ spfysrc_prc_t * ap_prc)
/*@releases ap_prc->p_store_@ */
/*@ensures isnull ap_prc->p_store_@ */
{
assert (ap_prc);
tiz_buffer_destroy (ap_prc->p_store_);
ap_prc->p_store_ = NULL;
}
static inline int
copy_to_omx_buffer (OMX_BUFFERHEADERTYPE * ap_hdr, const void * ap_src,
const int nbytes)
{
int n = MIN (nbytes, ap_hdr->nAllocLen - ap_hdr->nFilledLen);
assert (n > 0);
(void) memcpy (ap_hdr->pBuffer + ap_hdr->nOffset, ap_src, n);
ap_hdr->nFilledLen += n;
ap_hdr->nOffset += n;
TIZ_PRINTF_DBG_YEL (
"HEADER [%p] nbytes [%d] alloc [%d] fill [%d] offset [%d]\n", ap_hdr, n,
ap_hdr->nAllocLen, ap_hdr->nFilledLen, ap_hdr->nOffset);
return n;
}
static OMX_ERRORTYPE
release_buffer (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
if (ap_prc->p_outhdr_)
{
OMX_BUFFERHEADERTYPE * p_hdr = ap_prc->p_outhdr_;
if (ap_prc->eos_)
{
ap_prc->bytes_till_eos_ -= p_hdr->nFilledLen;
if (ap_prc->bytes_till_eos_ <= 0)
{
ap_prc->bytes_till_eos_ = 0;
ap_prc->eos_ = false;
p_hdr->nFlags |= OMX_BUFFERFLAG_EOS;
}
}
p_hdr->nOffset = 0;
tiz_check_omx (
tiz_krn_release_buffer (tiz_get_krn (handleOf (ap_prc)), 0, p_hdr));
ap_prc->p_outhdr_ = NULL;
}
return OMX_ErrorNone;
}
static OMX_BUFFERHEADERTYPE *
buffer_needed (spfysrc_prc_t * ap_prc)
{
OMX_BUFFERHEADERTYPE * p_hdr = NULL;
assert (ap_prc);
if (!ap_prc->port_disabled_)
{
if (ap_prc->p_outhdr_)
{
p_hdr = ap_prc->p_outhdr_;
}
else
{
if (OMX_ErrorNone
== (tiz_krn_claim_buffer (tiz_get_krn (handleOf (ap_prc)),
ARATELIA_SPOTIFY_SOURCE_PORT_INDEX, 0,
&ap_prc->p_outhdr_)))
{
if (ap_prc->p_outhdr_)
{
p_hdr = ap_prc->p_outhdr_;
}
}
}
}
return p_hdr;
}
static void
start_spotify (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
TIZ_TRACE (handleOf (ap_prc), "start_spotify [%p]", ap_prc->p_sp_session_);
if (ap_prc->p_sp_session_)
{
sp_error error = sp_session_player_play (ap_prc->p_sp_session_, true);
TIZ_DEBUG (handleOf (ap_prc), "Track error code [%s]",
sp_error_message (error));
ap_prc->spotify_paused_ = false;
}
}
static void
pause_spotify (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
if (ap_prc->p_sp_session_)
{
sp_session_player_play (ap_prc->p_sp_session_, false);
ap_prc->spotify_paused_ = true;
}
}
static void
stop_spotify_session_timer (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
if (ap_prc->next_timeout_ && ap_prc->p_ev_timer_)
{
(void) tiz_srv_timer_watcher_stop (ap_prc, ap_prc->p_ev_timer_);
ap_prc->next_timeout_ = 0;
}
}
static void
stop_spotify (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
if (ap_prc->p_sp_track_)
{
sp_session_player_unload (ap_prc->p_sp_session_);
ap_prc->p_sp_track_ = NULL;
stop_spotify_session_timer (ap_prc);
}
}
/* Decide if spotify music delivery needs pause/re-start */
static void
reevaluate_cache (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
if (ap_prc->p_sp_session_ && !ap_prc->initial_cache_bytes_)
{
const int current_cache_bytes = tiz_buffer_available (ap_prc->p_store_);
if (current_cache_bytes > ap_prc->max_cache_bytes_
&& !ap_prc->spotify_paused_)
{
/* Temporarily pause spotify music delivery */
pause_spotify (ap_prc);
}
else if (current_cache_bytes <= ap_prc->min_cache_bytes_
&& ap_prc->spotify_paused_)
{
/* Re-start spotify music delivery */
start_spotify (ap_prc);
}
}
}
static OMX_ERRORTYPE
consume_cache (spfysrc_prc_t * ap_prc)
{
assert (ap_prc);
/* Also, control here the delivery of the next eos flag */
if (ap_prc->eos_ && ap_prc->bytes_till_eos_ <= 0)
{
ap_prc->bytes_till_eos_ = tiz_buffer_available (ap_prc->p_store_);
}
TIZ_TRACE (handleOf (ap_prc),
"store [%d] initial_cache [%d] min_cache [%d] max_cache [%d]",
tiz_buffer_available (ap_prc->p_store_),
ap_prc->initial_cache_bytes_, ap_prc->min_cache_bytes_,
ap_prc->max_cache_bytes_);
if (tiz_buffer_available (ap_prc->p_store_) > ap_prc->initial_cache_bytes_)
{
int nbytes_stored = 0;
OMX_BUFFERHEADERTYPE * p_out = NULL;
/* Reset the initial size */
ap_prc->initial_cache_bytes_ = 0;
while ((nbytes_stored = tiz_buffer_available (ap_prc->p_store_)) > 0
&& (p_out = buffer_needed (ap_prc)) != NULL)
{
int nbytes_copied = copy_to_omx_buffer (
p_out, tiz_buffer_get (ap_prc->p_store_), nbytes_stored);
tiz_check_omx (release_buffer (ap_prc));
(void) tiz_buffer_advance (ap_prc->p_store_, nbytes_copied);
p_out = NULL;
}
}
return OMX_ErrorNone;
}
static OMX_ERRORTYPE
process_spotify_session_events (spfysrc_prc_t * ap_prc)
{
OMX_ERRORTYPE rc = OMX_ErrorNone;
assert (ap_prc);
if (ap_prc->p_sp_session_ && ap_prc->keep_processing_sp_events_)
{
do
{
sp_session_process_events (ap_prc->p_sp_session_,
&(ap_prc->next_timeout_));
}
while (0 == ap_prc->next_timeout_);
rc = tiz_srv_timer_watcher_start (ap_prc, ap_prc->p_ev_timer_,
ap_prc->next_timeout_ / 1000, 0);
}
return rc;
}
/**
* Called on various events to start playback if it hasn't been started already.
*
* The function simply starts playing the first track of the playlist.
*/
static void
start_playback (spfysrc_prc_t * ap_prc)
{
#define verify_or_return(outcome, msg) \
do \
{ \
if (!outcome) \
{ \
TIZ_DEBUG (handleOf (ap_prc), "[%s]", msg); \
return; \
} \
} \
while (0)
sp_track * p_track = NULL;
assert (ap_prc);
TIZ_TRACE (handleOf (ap_prc), "ap_prc->track_index_ [%d]",
ap_prc->track_index_);
if (ap_prc->transfering_ && ap_prc->p_sp_playlist_)
{
const int num_tracks = sp_playlist_num_tracks (ap_prc->p_sp_playlist_);
verify_or_return ((num_tracks > 0), "No tracks in playlist. Waiting.");
assert (ap_prc->track_index_ < num_tracks);
p_track
= sp_playlist_track (ap_prc->p_sp_playlist_, ap_prc->track_index_);
TIZ_TRACE (handleOf (ap_prc), "ap_prc->p_sp_track_ [%p] p_track [%p]",
ap_prc->p_sp_track_, p_track);
if (ap_prc->p_sp_track_ && p_track != ap_prc->p_sp_track_)
{
/* Someone changed the current track */
TIZ_DEBUG (handleOf (ap_prc), "Someone changed the current track");
stop_spotify (ap_prc);
}
verify_or_return ((p_track != NULL), "Track is NULL. Waiting.");
TIZ_DEBUG (handleOf (ap_prc), "Track error code [%s]",
sp_error_message (sp_track_error (p_track)));
verify_or_return ((sp_track_error (p_track) == SP_ERROR_OK),
"Track error. Waiting.");
if (ap_prc->p_sp_track_ != p_track)
{
ap_prc->p_sp_track_ = p_track;
sp_track_availability avail
= sp_track_get_availability (ap_prc->p_sp_session_, p_track);
if (SP_TRACK_AVAILABILITY_AVAILABLE == avail)
{
TIZ_TRACE (handleOf (ap_prc),
"loading player ap_prc->track_index_ [%d]",
ap_prc->track_index_);
store_relevant_track_metadata (ap_prc, num_tracks);
sp_session_player_load (ap_prc->p_sp_session_, p_track);
start_spotify (ap_prc);
ap_prc->spotify_inited_ = true;
}
else
{
TIZ_PRINTF_RED ("[Spotify] : '%s' not available\n",
sp_track_name (ap_prc->p_sp_track_));
/* Let's process a fake end of track event */
process_spotify_event (ap_prc, end_of_track_handler,
ap_prc->p_sp_session_);
}
}
}
}
/**
* This callback is called when an attempt to login has succeeded or failed.
*
*/
static void
logged_in (sp_session * sess, sp_error error)
{