patch from Miroslav to fix bitrate display for large blocksize or small sample rate
[flac.git] / src / plugin_xmms / plugin.c
1 /* libxmms-flac - XMMS FLAC input plugin
2  * Copyright (C) 2000,2001,2002,2003  Josh Coalson
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version 2
7  * of the License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
17  */
18
19 #include <pthread.h>
20 #include <stdlib.h>
21 #include <string.h>
22 #include <stdio.h>
23 #include <glib.h>
24
25 #include <xmms/plugin.h>
26 #include <xmms/util.h>
27 #include <xmms/configfile.h>
28 #include <xmms/titlestring.h>
29
30 #ifdef HAVE_CONFIG_H
31 #include <config.h>
32 #endif
33
34 #ifdef HAVE_LANGINFO_CODESET
35 #include <langinfo.h>
36 #endif
37
38 #include "FLAC/all.h"
39 #include "plugin_common/all.h"
40 #include "share/grabbag.h"
41 #include "configure.h"
42 #include "wrap_id3.h"
43 #include "charset.h"
44
45 #ifdef min
46 #undef min
47 #endif
48 #define min(x,y) ((x)<(y)?(x):(y))
49
50 extern void FLAC_XMMS__file_info_box(char *filename);
51
52 typedef struct {
53         FLAC__bool abort_flag;
54         FLAC__bool is_playing;
55         FLAC__bool eof;
56         FLAC__bool play_thread_open; /* if true, is_playing must also be true */
57         unsigned total_samples;
58         unsigned bits_per_sample;
59         unsigned channels;
60         unsigned sample_rate;
61         unsigned length_in_msec;
62         gchar *title;
63         AFormat sample_format;
64         int seek_to_in_sec;
65         FLAC__bool has_replaygain;
66         double replay_scale;
67         DitherContext dither_context;
68 } file_info_struct;
69
70 static void FLAC_XMMS__init();
71 static int  FLAC_XMMS__is_our_file(char *filename);
72 static void FLAC_XMMS__play_file(char *filename);
73 static void FLAC_XMMS__stop();
74 static void FLAC_XMMS__pause(short p);
75 static void FLAC_XMMS__seek(int time);
76 static int  FLAC_XMMS__get_time();
77 static void FLAC_XMMS__cleanup();
78 static void FLAC_XMMS__get_song_info(char *filename, char **title, int *length);
79
80 static void *play_loop_(void *arg);
81 static FLAC__bool safe_decoder_init_(const char *filename, FLAC__FileDecoder *decoder);
82 static void safe_decoder_finish_(FLAC__FileDecoder *decoder);
83 static void safe_decoder_delete_(FLAC__FileDecoder *decoder);
84 static FLAC__StreamDecoderWriteStatus write_callback_(const FLAC__FileDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data);
85 static void metadata_callback_(const FLAC__FileDecoder *decoder, const FLAC__StreamMetadata *metadata, void *client_data);
86 static void error_callback_(const FLAC__FileDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data);
87
88 InputPlugin flac_ip =
89 {
90         NULL,
91         NULL,
92         "Reference FLAC Player v" VERSION,
93         FLAC_XMMS__init,
94         FLAC_XMMS__aboutbox,
95         FLAC_XMMS__configure,
96         FLAC_XMMS__is_our_file,
97         NULL,
98         FLAC_XMMS__play_file,
99         FLAC_XMMS__stop,
100         FLAC_XMMS__pause,
101         FLAC_XMMS__seek,
102         NULL,
103         FLAC_XMMS__get_time,
104         NULL,
105         NULL,
106         FLAC_XMMS__cleanup,
107         NULL,
108         NULL,
109         NULL,
110         NULL,
111         FLAC_XMMS__get_song_info,
112         FLAC_XMMS__file_info_box,
113         NULL
114 };
115
116 #define SAMPLES_PER_WRITE 512
117 static FLAC__int32 reservoir_[FLAC__MAX_BLOCK_SIZE * 2/*for overflow*/ * FLAC_PLUGIN__MAX_SUPPORTED_CHANNELS];
118 static FLAC__byte sample_buffer_[SAMPLES_PER_WRITE * FLAC_PLUGIN__MAX_SUPPORTED_CHANNELS * (24/8)]; /* (24/8) for max bytes per sample */
119 static unsigned wide_samples_in_reservoir_ = 0;
120
121 static FLAC__FileDecoder *decoder_ = 0;
122 static file_info_struct file_info_;
123 static pthread_t decode_thread_;
124 static FLAC__bool audio_error_ = false;
125
126 #define BITRATE_HIST_SEGMENT_MSEC 500
127 /* 500ms * 50 = 25s should be enough */
128 #define BITRATE_HIST_SIZE 50
129 static unsigned bitrate_history_[BITRATE_HIST_SIZE];
130
131
132 InputPlugin *get_iplugin_info()
133 {
134         flac_ip.description = g_strdup_printf("Reference FLAC Player v%s", FLAC__VERSION_STRING);
135         return &flac_ip;
136 }
137
138 void FLAC_XMMS__init()
139 {
140         ConfigFile *cfg;
141
142         flac_cfg.title.tag_override = FALSE;
143         g_free(flac_cfg.title.tag_format);
144         flac_cfg.title.convert_char_set = FALSE;
145
146         cfg = xmms_cfg_open_default_file();
147
148         /* title */
149
150         xmms_cfg_read_boolean(cfg, "flac", "title.tag_override", &flac_cfg.title.tag_override);
151
152         if(!xmms_cfg_read_string(cfg, "flac", "title.tag_format", &flac_cfg.title.tag_format))
153                 flac_cfg.title.tag_format = g_strdup("%p - %t");
154
155         xmms_cfg_read_boolean(cfg, "flac", "title.convert_char_set", &flac_cfg.title.convert_char_set);
156
157         if(!xmms_cfg_read_string(cfg, "flac", "title.file_char_set", &flac_cfg.title.file_char_set))
158                 flac_cfg.title.file_char_set = FLAC_plugin__charset_get_current();
159
160         if(!xmms_cfg_read_string(cfg, "flac", "title.user_char_set", &flac_cfg.title.user_char_set))
161                 flac_cfg.title.user_char_set = FLAC_plugin__charset_get_current();
162
163         /* replaygain */
164
165         xmms_cfg_read_boolean(cfg, "flac", "output.replaygain.enable", &flac_cfg.output.replaygain.enable);
166
167         xmms_cfg_read_boolean(cfg, "flac", "output.replaygain.album_mode", &flac_cfg.output.replaygain.album_mode);
168
169         if(!xmms_cfg_read_int(cfg, "flac", "output.replaygain.preamp", &flac_cfg.output.replaygain.preamp))
170                 flac_cfg.output.replaygain.preamp = 0;
171
172         xmms_cfg_read_boolean(cfg, "flac", "output.replaygain.hard_limit", &flac_cfg.output.replaygain.hard_limit);
173
174         xmms_cfg_read_boolean(cfg, "flac", "output.resolution.normal.dither_24_to_16", &flac_cfg.output.resolution.normal.dither_24_to_16);
175         xmms_cfg_read_boolean(cfg, "flac", "output.resolution.replaygain.dither", &flac_cfg.output.resolution.replaygain.dither);
176
177         if(!xmms_cfg_read_int(cfg, "flac", "output.resolution.replaygain.noise_shaping", &flac_cfg.output.resolution.replaygain.noise_shaping))
178                 flac_cfg.output.resolution.replaygain.noise_shaping = 1;
179
180         if(!xmms_cfg_read_int(cfg, "flac", "output.resolution.replaygain.bps_out", &flac_cfg.output.resolution.replaygain.bps_out))
181                 flac_cfg.output.resolution.replaygain.bps_out = 16;
182
183         decoder_ = FLAC__file_decoder_new();
184 }
185
186 int FLAC_XMMS__is_our_file(char *filename)
187 {
188         char *ext;
189
190         ext = strrchr(filename, '.');
191         if(ext)
192                 if(!strcasecmp(ext, ".flac") || !strcasecmp(ext, ".fla"))
193                         return 1;
194         return 0;
195 }
196
197 void FLAC_XMMS__play_file(char *filename)
198 {
199         FILE *f;
200
201         wide_samples_in_reservoir_ = 0;
202         audio_error_ = false;
203         file_info_.abort_flag = false;
204         file_info_.is_playing = false;
205         file_info_.eof = false;
206         file_info_.play_thread_open = false;
207         file_info_.has_replaygain = false;
208
209         if(0 == (f = fopen(filename, "r")))
210                 return;
211         fclose(f);
212
213         if(decoder_ == 0)
214                 return;
215
216         if(!safe_decoder_init_(filename, decoder_))
217                 return;
218
219         if(file_info_.has_replaygain && flac_cfg.output.replaygain.enable && flac_cfg.output.resolution.replaygain.dither)
220                 FLAC__plugin_common__init_dither_context(&file_info_.dither_context, file_info_.bits_per_sample, flac_cfg.output.resolution.replaygain.noise_shaping);
221
222         file_info_.is_playing = true;
223
224         if(flac_ip.output->open_audio(file_info_.sample_format, file_info_.sample_rate, file_info_.channels) == 0) {
225                 audio_error_ = true;
226                 safe_decoder_finish_(decoder_);
227                 return;
228         }
229
230         file_info_.title = flac_format_song_title(filename);
231         flac_ip.set_info(file_info_.title, file_info_.length_in_msec, file_info_.sample_rate * file_info_.channels * file_info_.bits_per_sample, file_info_.sample_rate, file_info_.channels);
232
233         file_info_.seek_to_in_sec = -1;
234         file_info_.play_thread_open = true;
235         pthread_create(&decode_thread_, NULL, play_loop_, NULL);
236 }
237
238 void FLAC_XMMS__stop()
239 {
240         if(file_info_.is_playing) {
241                 file_info_.is_playing = false;
242                 if(file_info_.play_thread_open) {
243                         file_info_.play_thread_open = false;
244                         pthread_join(decode_thread_, NULL);
245                 }
246                 flac_ip.output->close_audio();
247                 safe_decoder_finish_(decoder_);
248         }
249 }
250
251 void FLAC_XMMS__pause(short p)
252 {
253         flac_ip.output->pause(p);
254 }
255
256 void FLAC_XMMS__seek(int time)
257 {
258         file_info_.seek_to_in_sec = time;
259         file_info_.eof = false;
260
261         while(file_info_.seek_to_in_sec != -1)
262                 xmms_usleep(10000);
263 }
264
265 int FLAC_XMMS__get_time()
266 {
267         if(audio_error_)
268                 return -2;
269         if(!file_info_.is_playing || (file_info_.eof && !flac_ip.output->buffer_playing()))
270                 return -1;
271         else
272                 return flac_ip.output->output_time();
273 }
274
275 void FLAC_XMMS__cleanup()
276 {
277         safe_decoder_delete_(decoder_);
278         decoder_ = 0;
279 }
280
281 void FLAC_XMMS__get_song_info(char *filename, char **title, int *length_in_msec)
282 {
283         FLAC__StreamMetadata streaminfo;
284
285         if(0 == filename)
286                 filename = "";
287
288         if(!FLAC__metadata_get_streaminfo(filename, &streaminfo)) {
289                 /* @@@ how to report the error? */
290                 if(title) {
291                         static const char *errtitle = "Invalid FLAC File: ";
292                         *title = g_malloc(strlen(errtitle) + 1 + strlen(filename) + 1 + 1);
293                         sprintf(*title, "%s\"%s\"", errtitle, filename);
294                 }
295                 if(length_in_msec)
296                         *length_in_msec = -1;
297                 return;
298         }
299
300         if(title) {
301                 *title = flac_format_song_title(filename);
302         }
303         if(length_in_msec)
304                 *length_in_msec = streaminfo.data.stream_info.total_samples * 10 / (streaminfo.data.stream_info.sample_rate / 100);
305 }
306
307 /***********************************************************************
308  * local routines
309  **********************************************************************/
310
311 void *play_loop_(void *arg)
312 {
313         unsigned written_time_last = 0, bh_index_last_w = 0, bh_index_last_o = BITRATE_HIST_SIZE, blocksize = 1;
314         FLAC__uint64 decode_position_last = 0, decode_position_frame_last = 0, decode_position_frame = 0;
315
316         (void)arg;
317
318         while(file_info_.is_playing) {
319                 if(!file_info_.eof) {
320                         while(wide_samples_in_reservoir_ < SAMPLES_PER_WRITE) {
321                                 unsigned s;
322
323                                 s = wide_samples_in_reservoir_;
324                                 if(FLAC__file_decoder_get_state(decoder_) == FLAC__FILE_DECODER_END_OF_FILE) {
325                                         file_info_.eof = true;
326                                         break;
327                                 }
328                                 else if(!FLAC__file_decoder_process_single(decoder_)) {
329                                         /*@@@ this should probably be a dialog */
330                                         fprintf(stderr, "libxmms-flac: READ ERROR processing frame\n");
331                                         file_info_.eof = true;
332                                         break;
333                                 }
334                                 blocksize = wide_samples_in_reservoir_ - s;
335                                 decode_position_frame_last = decode_position_frame;
336                                 if(!FLAC__file_decoder_get_decode_position(decoder_, &decode_position_frame))
337                                         decode_position_frame = 0;
338                         }
339                         if(wide_samples_in_reservoir_ > 0) {
340                                 const unsigned channels = file_info_.channels;
341                                 const unsigned bits_per_sample = file_info_.bits_per_sample;
342                                 const unsigned n = min(wide_samples_in_reservoir_, SAMPLES_PER_WRITE);
343                                 const unsigned delta = n * channels;
344                                 int bytes;
345                                 unsigned i, written_time, bh_index_w;
346                                 FLAC__uint64 decode_position;
347
348                                 if(flac_cfg.output.replaygain.enable && file_info_.has_replaygain) {
349                                         bytes = (int)FLAC__plugin_common__apply_gain(
350                                                 sample_buffer_,
351                                                 reservoir_,
352                                                 n,
353                                                 channels,
354                                                 bits_per_sample,
355                                                 flac_cfg.output.resolution.replaygain.bps_out,
356                                                 file_info_.replay_scale,
357                                                 flac_cfg.output.replaygain.hard_limit,
358                                                 flac_cfg.output.resolution.replaygain.dither,
359                                                 (NoiseShaping)flac_cfg.output.resolution.replaygain.noise_shaping,
360                                                 &file_info_.dither_context
361                                         );
362                                 }
363                                 else {
364                                         bytes = (int)FLAC__plugin_common__pack_pcm_signed_little_endian(
365                                                 sample_buffer_,
366                                                 reservoir_,
367                                                 n,
368                                                 channels,
369                                                 bits_per_sample,
370                                                 flac_cfg.output.resolution.normal.dither_24_to_16?
371                                                         min(bits_per_sample, 16) :
372                                                         bits_per_sample
373                                         );
374                                 }
375
376                                 for(i = delta; i < wide_samples_in_reservoir_ * channels; i++)
377                                         reservoir_[i-delta] = reservoir_[i];
378                                 wide_samples_in_reservoir_ -= n;
379
380                                 flac_ip.add_vis_pcm(flac_ip.output->written_time(), file_info_.sample_format, channels, bytes, sample_buffer_);
381                                 while(flac_ip.output->buffer_free() < (int)bytes && file_info_.is_playing && file_info_.seek_to_in_sec == -1)
382                                         xmms_usleep(10000);
383                                 if(file_info_.is_playing && file_info_.seek_to_in_sec == -1)
384                                         flac_ip.output->write_audio(sample_buffer_, bytes);
385
386                                 /* compute current bitrate */
387
388                                 written_time = flac_ip.output->written_time();
389                                 bh_index_w = written_time / BITRATE_HIST_SEGMENT_MSEC % BITRATE_HIST_SIZE;
390                                 if(bh_index_w != bh_index_last_w) {
391                                         bh_index_last_w = bh_index_w;
392                                         decode_position = decode_position_frame - (double)wide_samples_in_reservoir_ * (double)(decode_position_frame - decode_position_frame_last) / (double)blocksize;
393                                         bitrate_history_[(bh_index_w + BITRATE_HIST_SIZE - 1) % BITRATE_HIST_SIZE] =
394                                                 decode_position > decode_position_last && written_time > written_time_last ?
395                                                         8000 * (decode_position - decode_position_last) / (written_time - written_time_last) :
396                                                         file_info_.sample_rate * file_info_.channels * file_info_.bits_per_sample;
397                                         decode_position_last = decode_position;
398                                         written_time_last = written_time;
399                                 }
400                         }
401                         else {
402                                 file_info_.eof = true;
403                                 xmms_usleep(10000);
404                         }
405                 }
406                 else
407                         xmms_usleep(10000);
408                 if(file_info_.seek_to_in_sec != -1) {
409                         const double distance = (double)file_info_.seek_to_in_sec * 1000.0 / (double)file_info_.length_in_msec;
410                         unsigned target_sample = (unsigned)(distance * (double)file_info_.total_samples);
411                         if(FLAC__file_decoder_seek_absolute(decoder_, (FLAC__uint64)target_sample)) {
412                                 flac_ip.output->flush(file_info_.seek_to_in_sec * 1000);
413                                 bh_index_last_w = bh_index_last_o = flac_ip.output->output_time() / BITRATE_HIST_SEGMENT_MSEC % BITRATE_HIST_SIZE;
414                                 if(!FLAC__file_decoder_get_decode_position(decoder_, &decode_position_frame))
415                                         decode_position_frame = 0;
416                                 file_info_.seek_to_in_sec = -1;
417                                 file_info_.eof = false;
418                                 wide_samples_in_reservoir_ = 0;
419                         }
420                 }
421                 else {
422                         /* display the right bitrate from history */
423                         unsigned bh_index_o = flac_ip.output->output_time() / BITRATE_HIST_SEGMENT_MSEC % BITRATE_HIST_SIZE;
424                         if(bh_index_o != bh_index_last_o && bh_index_o != bh_index_last_w && bh_index_o != (bh_index_last_w + 1) % BITRATE_HIST_SIZE) {
425                                 bh_index_last_o = bh_index_o;
426                                 flac_ip.set_info(file_info_.title, file_info_.length_in_msec, bitrate_history_[bh_index_o], file_info_.sample_rate, file_info_.channels);
427                         }
428                 }
429         }
430
431         safe_decoder_finish_(decoder_);
432
433         /* are these two calls necessary? */
434         flac_ip.output->buffer_free();
435         flac_ip.output->buffer_free();
436
437         g_free(file_info_.title);
438
439         pthread_exit(NULL);
440         return 0; /* to silence the compiler warning about not returning a value */
441 }
442
443 FLAC__bool safe_decoder_init_(const char *filename, FLAC__FileDecoder *decoder)
444 {
445         if(decoder == 0)
446                 return false;
447
448         safe_decoder_finish_(decoder);
449
450         FLAC__file_decoder_set_md5_checking(decoder, false);
451         FLAC__file_decoder_set_filename(decoder, filename);
452         FLAC__file_decoder_set_metadata_ignore_all(decoder);
453         FLAC__file_decoder_set_metadata_respond(decoder, FLAC__METADATA_TYPE_STREAMINFO);
454         FLAC__file_decoder_set_metadata_respond(decoder, FLAC__METADATA_TYPE_VORBIS_COMMENT);
455         FLAC__file_decoder_set_write_callback(decoder, write_callback_);
456         FLAC__file_decoder_set_metadata_callback(decoder, metadata_callback_);
457         FLAC__file_decoder_set_error_callback(decoder, error_callback_);
458         FLAC__file_decoder_set_client_data(decoder, &file_info_);
459         if(FLAC__file_decoder_init(decoder) != FLAC__FILE_DECODER_OK)
460                 return false;
461
462         if(!FLAC__file_decoder_process_until_end_of_metadata(decoder))
463                 return false;
464
465         return true;
466 }
467
468 void safe_decoder_finish_(FLAC__FileDecoder *decoder)
469 {
470         if(decoder && FLAC__file_decoder_get_state(decoder) != FLAC__FILE_DECODER_UNINITIALIZED)
471                 FLAC__file_decoder_finish(decoder);
472 }
473
474 void safe_decoder_delete_(FLAC__FileDecoder *decoder)
475 {
476         if(decoder) {
477                 safe_decoder_finish_(decoder);
478                 FLAC__file_decoder_delete(decoder);
479         }
480 }
481
482 FLAC__StreamDecoderWriteStatus write_callback_(const FLAC__FileDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data)
483 {
484         file_info_struct *file_info = (file_info_struct *)client_data;
485         const unsigned channels = file_info->channels, wide_samples = frame->header.blocksize;
486         unsigned wide_sample, offset_sample, channel;
487
488         (void)decoder;
489
490         if(file_info->abort_flag)
491                 return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
492
493         for(offset_sample = wide_samples_in_reservoir_ * channels, wide_sample = 0; wide_sample < wide_samples; wide_sample++)
494                 for(channel = 0; channel < channels; channel++, offset_sample++)
495                         reservoir_[offset_sample] = buffer[channel][wide_sample];
496
497         wide_samples_in_reservoir_ += wide_samples;
498
499         return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
500 }
501
502 void metadata_callback_(const FLAC__FileDecoder *decoder, const FLAC__StreamMetadata *metadata, void *client_data)
503 {
504         file_info_struct *file_info = (file_info_struct *)client_data;
505         (void)decoder;
506         if(metadata->type == FLAC__METADATA_TYPE_STREAMINFO) {
507                 FLAC__ASSERT(metadata->data.stream_info.total_samples < 0x100000000); /* this plugin can only handle < 4 gigasamples */
508                 file_info->total_samples = (unsigned)(metadata->data.stream_info.total_samples&0xffffffff);
509                 file_info->bits_per_sample = metadata->data.stream_info.bits_per_sample;
510                 file_info->channels = metadata->data.stream_info.channels;
511                 file_info->sample_rate = metadata->data.stream_info.sample_rate;
512
513 #ifdef FLAC__DO_DITHER
514                 if(file_info->bits_per_sample == 8) {
515                         file_info->sample_format = FMT_S8;
516                 }
517                 else if(file_info->bits_per_sample == 16 || file_info->bits_per_sample == 24) {
518                         file_info->sample_format = FMT_S16_LE;
519                 }
520                 else {
521                         /*@@@ need some error here like wa2: MessageBox(mod_.hMainWindow, "ERROR: plugin can only handle 8/16/24-bit samples\n", "ERROR: plugin can only handle 8/16/24-bit samples", 0); */
522                         file_info->abort_flag = true;
523                         return;
524                 }
525 #else
526                 if(file_info->bits_per_sample == 8) {
527                         file_info->sample_format = FMT_S8;
528                 }
529                 else if(file_info->bits_per_sample == 16) {
530                         file_info->sample_format = FMT_S16_LE;
531                 }
532                 else {
533                         /*@@@ need some error here like wa2: MessageBox(mod_.hMainWindow, "ERROR: plugin can only handle 8/16-bit samples\n", "ERROR: plugin can only handle 8/16-bit samples", 0); */
534                         file_info->abort_flag = true;
535                         return;
536                 }
537 #endif
538                 file_info->length_in_msec = file_info->total_samples * 10 / (file_info->sample_rate / 100);
539         }
540         else if(metadata->type == FLAC__METADATA_TYPE_VORBIS_COMMENT) {
541                 double gain, peak;
542                 if(grabbag__replaygain_load_from_vorbiscomment(metadata, flac_cfg.output.replaygain.album_mode, &gain, &peak)) {
543                         file_info_.has_replaygain = true;
544                         file_info_.replay_scale = grabbag__replaygain_compute_scale_factor(peak, gain, (double)flac_cfg.output.replaygain.preamp, /*prevent_clipping=*/!flac_cfg.output.replaygain.hard_limit);
545                 }
546         }
547 }
548
549 void error_callback_(const FLAC__FileDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data)
550 {
551         file_info_struct *file_info = (file_info_struct *)client_data;
552         (void)decoder;
553         if(status != FLAC__STREAM_DECODER_ERROR_STATUS_LOST_SYNC)
554                 file_info->abort_flag = true;
555 }