2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
3 * Copyright (C) <2006> Tim-Philipp Müller <tim centricular net>
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library 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 GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
22 * SECTION:element-auparse
24 * Parses .au files mostly originating from sun os based computers.
34 #include "gstauparse.h"
35 #include <gst/audio/audio.h>
37 GST_DEBUG_CATEGORY_STATIC (auparse_debug);
38 #define GST_CAT_DEFAULT (auparse_debug)
40 static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
43 GST_STATIC_CAPS ("audio/x-au")
46 #define GST_AU_PARSE_RAW_PAD_TEMPLATE_CAPS \
48 "format= (string) { S8, S16LE, S16BE, S24LE, S24BE, " \
49 "S32LE, S32BE, F32LE, F32BE, " \
51 "rate = (int) [ 8000, 192000 ], " \
52 "channels = (int) 1, " \
53 "layout = (string) interleaved;" \
55 "format= (string) { S8, S16LE, S16BE, S24LE, S24BE, " \
56 "S32LE, S32BE, F32LE, F32BE, " \
58 "rate = (int) [ 8000, 192000 ], " \
59 "channels = (int) 2, " \
60 "channel-mask = (bitmask) 0x3," \
61 "layout = (string) interleaved"
63 #define GST_AU_PARSE_ALAW_PAD_TEMPLATE_CAPS \
65 "rate = (int) [ 8000, 192000 ], " \
66 "channels = (int) [ 1, 2 ]"
68 #define GST_AU_PARSE_MULAW_PAD_TEMPLATE_CAPS \
70 "rate = (int) [ 8000, 192000 ], " \
71 "channels = (int) [ 1, 2 ]"
73 /* Nothing to decode those ADPCM streams for now */
74 #define GST_AU_PARSE_ADPCM_PAD_TEMPLATE_CAPS \
76 "layout = (string) { g721, g722, g723_3, g723_5 }"
78 static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
81 GST_STATIC_CAPS (GST_AU_PARSE_RAW_PAD_TEMPLATE_CAPS "; "
82 GST_AU_PARSE_ALAW_PAD_TEMPLATE_CAPS ";"
83 GST_AU_PARSE_MULAW_PAD_TEMPLATE_CAPS ";"
84 GST_AU_PARSE_ADPCM_PAD_TEMPLATE_CAPS));
87 static void gst_au_parse_dispose (GObject * object);
88 static GstFlowReturn gst_au_parse_chain (GstPad * pad, GstObject * parent,
90 static GstStateChangeReturn gst_au_parse_change_state (GstElement * element,
91 GstStateChange transition);
92 static void gst_au_parse_reset (GstAuParse * auparse);
93 static gboolean gst_au_parse_src_query (GstPad * pad, GstObject * parent,
95 static gboolean gst_au_parse_src_event (GstPad * pad, GstObject * parent,
97 static gboolean gst_au_parse_sink_event (GstPad * pad, GstObject * parent,
99 static gboolean gst_au_parse_src_convert (GstAuParse * auparse,
100 GstFormat src_format, gint64 srcval, GstFormat dest_format,
103 #define gst_au_parse_parent_class parent_class
104 G_DEFINE_TYPE (GstAuParse, gst_au_parse, GST_TYPE_ELEMENT);
107 gst_au_parse_class_init (GstAuParseClass * klass)
109 GObjectClass *gobject_class;
110 GstElementClass *gstelement_class;
112 GST_DEBUG_CATEGORY_INIT (auparse_debug, "auparse", 0, ".au parser");
114 gobject_class = (GObjectClass *) klass;
115 gstelement_class = (GstElementClass *) klass;
117 gobject_class->dispose = gst_au_parse_dispose;
119 gstelement_class->change_state =
120 GST_DEBUG_FUNCPTR (gst_au_parse_change_state);
121 gst_element_class_add_pad_template (gstelement_class,
122 gst_static_pad_template_get (&sink_template));
123 gst_element_class_add_pad_template (gstelement_class,
124 gst_static_pad_template_get (&src_template));
125 gst_element_class_set_details_simple (gstelement_class,
127 "Codec/Demuxer/Audio",
128 "Parse an .au file into raw audio",
129 "Erik Walthinsen <omega@cse.ogi.edu>");
133 gst_au_parse_init (GstAuParse * auparse)
135 auparse->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
136 gst_pad_set_chain_function (auparse->sinkpad,
137 GST_DEBUG_FUNCPTR (gst_au_parse_chain));
138 gst_pad_set_event_function (auparse->sinkpad,
139 GST_DEBUG_FUNCPTR (gst_au_parse_sink_event));
140 gst_element_add_pad (GST_ELEMENT (auparse), auparse->sinkpad);
142 auparse->srcpad = gst_pad_new_from_static_template (&src_template, "src");
143 gst_pad_set_query_function (auparse->srcpad,
144 GST_DEBUG_FUNCPTR (gst_au_parse_src_query));
145 gst_pad_set_event_function (auparse->srcpad,
146 GST_DEBUG_FUNCPTR (gst_au_parse_src_event));
147 gst_pad_use_fixed_caps (auparse->srcpad);
148 gst_element_add_pad (GST_ELEMENT (auparse), auparse->srcpad);
150 auparse->adapter = gst_adapter_new ();
151 gst_au_parse_reset (auparse);
155 gst_au_parse_dispose (GObject * object)
157 GstAuParse *au = GST_AU_PARSE (object);
159 if (au->adapter != NULL) {
160 g_object_unref (au->adapter);
163 G_OBJECT_CLASS (parent_class)->dispose (object);
167 gst_au_parse_reset (GstAuParse * auparse)
170 auparse->buffer_offset = 0;
171 auparse->encoding = 0;
172 auparse->samplerate = 0;
173 auparse->channels = 0;
175 gst_adapter_clear (auparse->adapter);
177 /* gst_segment_init (&auparse->segment, GST_FORMAT_TIME); */
181 gst_au_parse_negotiate_srcpad (GstAuParse * auparse, GstCaps * new_caps)
183 if (auparse->src_caps && gst_caps_is_equal (new_caps, auparse->src_caps)) {
184 GST_LOG_OBJECT (auparse, "same caps, nothing to do");
188 gst_caps_replace (&auparse->src_caps, new_caps);
189 GST_DEBUG_OBJECT (auparse, "Changing src pad caps to %" GST_PTR_FORMAT,
191 gst_pad_set_caps (auparse->srcpad, auparse->src_caps);
197 gst_au_parse_parse_header (GstAuParse * auparse)
202 gchar layout[7] = { 0, };
203 GstAudioFormat format = GST_AUDIO_FORMAT_UNKNOWN;
207 head = (guint8 *) gst_adapter_map (auparse->adapter, 24);
208 g_assert (head != NULL);
210 GST_DEBUG_OBJECT (auparse, "[%c%c%c%c]", head[0], head[1], head[2], head[3]);
212 switch (GST_READ_UINT32_BE (head)) {
213 /* normal format is big endian (au is a Sparc format) */
214 case 0x2e736e64:{ /* ".snd" */
215 endianness = G_BIG_ENDIAN;
218 /* and of course, someone had to invent a little endian
219 * version. Used by DEC systems. */
220 case 0x646e732e: /* dns. */
221 case 0x0064732e:{ /* other source say it is "dns." */
222 endianness = G_LITTLE_ENDIAN;
230 auparse->offset = GST_READ_UINT32_BE (head + 4);
231 /* Do not trust size, could be set to -1 : unknown
232 * otherwise: filesize = size + auparse->offset
234 size = GST_READ_UINT32_BE (head + 8);
235 auparse->encoding = GST_READ_UINT32_BE (head + 12);
236 auparse->samplerate = GST_READ_UINT32_BE (head + 16);
237 auparse->channels = GST_READ_UINT32_BE (head + 20);
239 if (auparse->samplerate < 8000 || auparse->samplerate > 192000)
240 goto unsupported_sample_rate;
242 if (auparse->channels < 1 || auparse->channels > 2)
243 goto unsupported_number_of_channels;
245 GST_DEBUG_OBJECT (auparse, "offset %" G_GINT64_FORMAT ", size %u, "
246 "encoding %u, frequency %u, channels %u", auparse->offset, size,
247 auparse->encoding, auparse->samplerate, auparse->channels);
250 * http://www.opengroup.org/public/pubs/external/auformat.html
251 * http://astronomy.swin.edu.au/~pbourke/dataformats/au/
252 * Solaris headers : /usr/include/audio/au.h
253 * libsndfile : src/au.c
256 * http://www.tsp.ece.mcgill.ca/MMSP/Documents/AudioFormats/AU/Samples.html
259 switch (auparse->encoding) {
260 case 1: /* 8-bit ISDN mu-law G.711 */
263 case 27: /* 8-bit ISDN A-law G.711 */
267 case 2: /* 8-bit linear PCM, FIXME signed? */
268 format = GST_AUDIO_FORMAT_S8;
269 auparse->sample_size = auparse->channels;
271 case 3: /* 16-bit linear PCM */
272 if (endianness == G_LITTLE_ENDIAN)
273 format = GST_AUDIO_FORMAT_S16LE;
275 format = GST_AUDIO_FORMAT_S16BE;
276 auparse->sample_size = auparse->channels * 2;
278 case 4: /* 24-bit linear PCM */
279 if (endianness == G_LITTLE_ENDIAN)
280 format = GST_AUDIO_FORMAT_S24LE;
282 format = GST_AUDIO_FORMAT_S24BE;
283 auparse->sample_size = auparse->channels * 3;
285 case 5: /* 32-bit linear PCM */
286 if (endianness == G_LITTLE_ENDIAN)
287 format = GST_AUDIO_FORMAT_S32LE;
289 format = GST_AUDIO_FORMAT_S32BE;
290 auparse->sample_size = auparse->channels * 4;
293 case 6: /* 32-bit IEEE floating point */
294 if (endianness == G_LITTLE_ENDIAN)
295 format = GST_AUDIO_FORMAT_F32LE;
297 format = GST_AUDIO_FORMAT_F32BE;
298 auparse->sample_size = auparse->channels * 4;
300 case 7: /* 64-bit IEEE floating point */
301 if (endianness == G_LITTLE_ENDIAN)
302 format = GST_AUDIO_FORMAT_F64LE;
304 format = GST_AUDIO_FORMAT_F64BE;
305 auparse->sample_size = auparse->channels * 8;
308 case 23: /* 4-bit CCITT G.721 ADPCM 32kbps -> modplug/libsndfile (compressed 8-bit mu-law) */
309 strcpy (layout, "g721");
311 case 24: /* 8-bit CCITT G.722 ADPCM -> rtp */
312 strcpy (layout, "g722");
314 case 25: /* 3-bit CCITT G.723.3 ADPCM 24kbps -> rtp/xine/modplug/libsndfile */
315 strcpy (layout, "g723_3");
317 case 26: /* 5-bit CCITT G.723.5 ADPCM 40kbps -> rtp/xine/modplug/libsndfile */
318 strcpy (layout, "g723_5");
321 case 8: /* Fragmented sample data */
322 case 9: /* AU_ENCODING_NESTED */
324 case 10: /* DSP program */
325 case 11: /* DSP 8-bit fixed point */
326 case 12: /* DSP 16-bit fixed point */
327 case 13: /* DSP 24-bit fixed point */
328 case 14: /* DSP 32-bit fixed point */
330 case 16: /* AU_ENCODING_DISPLAY : non-audio display data */
331 case 17: /* AU_ENCODING_MULAW_SQUELCH */
333 case 18: /* 16-bit linear with emphasis */
334 case 19: /* 16-bit linear compressed (NeXT) */
335 case 20: /* 16-bit linear with emphasis and compression */
337 case 21: /* Music kit DSP commands */
338 case 22: /* Music kit DSP commands samples */
346 gst_caps_new_simple ((law == 1) ? "audio/x-mulaw" : "audio/x-alaw",
347 "rate", G_TYPE_INT, auparse->samplerate,
348 "channels", G_TYPE_INT, auparse->channels, NULL);
349 auparse->sample_size = auparse->channels;
350 } else if (format != GST_AUDIO_FORMAT_UNKNOWN) {
351 const GstCaps *templ_caps = gst_pad_get_pad_template_caps (auparse->srcpad);
352 GstCaps *intersection;
354 tempcaps = gst_caps_new_simple ("audio/x-raw",
355 "format", G_TYPE_STRING, gst_audio_format_to_string (format),
356 "rate", G_TYPE_INT, auparse->samplerate,
357 "channels", G_TYPE_INT, auparse->channels, NULL);
359 intersection = gst_caps_intersect (tempcaps, templ_caps);
360 gst_caps_unref (tempcaps);
361 tempcaps = intersection;
362 } else if (layout[0]) {
363 tempcaps = gst_caps_new_simple ("audio/x-adpcm",
364 "layout", G_TYPE_STRING, layout, NULL);
365 auparse->sample_size = 0;
369 GST_DEBUG_OBJECT (auparse, "sample_size=%d", auparse->sample_size);
371 gst_au_parse_negotiate_srcpad (auparse, tempcaps);
373 GST_DEBUG_OBJECT (auparse, "offset=%" G_GINT64_FORMAT, auparse->offset);
374 gst_adapter_unmap (auparse->adapter);
375 gst_adapter_flush (auparse->adapter, auparse->offset);
377 gst_caps_unref (tempcaps);
383 gst_adapter_unmap (auparse->adapter);
384 GST_ELEMENT_ERROR (auparse, STREAM, WRONG_TYPE, (NULL), (NULL));
385 return GST_FLOW_ERROR;
387 unsupported_sample_rate:
389 gst_adapter_unmap (auparse->adapter);
390 GST_ELEMENT_ERROR (auparse, STREAM, FORMAT, (NULL),
391 ("Unsupported samplerate: %u", auparse->samplerate));
392 return GST_FLOW_ERROR;
394 unsupported_number_of_channels:
396 gst_adapter_unmap (auparse->adapter);
397 GST_ELEMENT_ERROR (auparse, STREAM, FORMAT, (NULL),
398 ("Unsupported number of channels: %u", auparse->channels));
399 return GST_FLOW_ERROR;
403 gst_adapter_unmap (auparse->adapter);
404 GST_ELEMENT_ERROR (auparse, STREAM, FORMAT, (NULL),
405 ("Unsupported encoding: %u", auparse->encoding));
406 return GST_FLOW_ERROR;
410 #define AU_HEADER_SIZE 24
413 gst_au_parse_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
415 GstFlowReturn ret = GST_FLOW_OK;
417 gint avail, sendnow = 0;
423 auparse = GST_AU_PARSE (parent);
425 GST_LOG_OBJECT (auparse, "got buffer of size %" G_GSIZE_FORMAT,
426 gst_buffer_get_size (buf));
428 gst_adapter_push (auparse->adapter, buf);
431 /* if we haven't seen any data yet... */
432 if (!gst_pad_has_current_caps (auparse->srcpad)) {
433 if (gst_adapter_available (auparse->adapter) < AU_HEADER_SIZE) {
434 GST_DEBUG_OBJECT (auparse, "need more data to parse header");
439 ret = gst_au_parse_parse_header (auparse);
440 if (ret != GST_FLOW_OK)
443 gst_segment_init (&segment, GST_FORMAT_TIME);
444 gst_pad_push_event (auparse->srcpad, gst_event_new_segment (&segment));
447 avail = gst_adapter_available (auparse->adapter);
449 if (auparse->sample_size > 0) {
450 /* Ensure we push a buffer that's a multiple of the frame size downstream */
451 sendnow = avail - (avail % auparse->sample_size);
453 /* It's something non-trivial (such as ADPCM), we don't understand it, so
454 * just push downstream and assume it will know what to do with it */
462 outbuf = gst_adapter_take_buffer (auparse->adapter, sendnow);
463 outbuf = gst_buffer_make_writable (outbuf);
465 pos = auparse->buffer_offset - auparse->offset;
468 if (auparse->sample_size > 0 && auparse->samplerate > 0) {
469 gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES, pos,
470 GST_FORMAT_DEFAULT, &offset);
471 gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES, pos,
472 GST_FORMAT_TIME, ×tamp);
473 gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES,
474 sendnow, GST_FORMAT_TIME, &duration);
476 GST_BUFFER_OFFSET (outbuf) = offset;
477 GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
478 GST_BUFFER_DURATION (outbuf) = duration;
481 auparse->buffer_offset += sendnow;
483 ret = gst_pad_push (auparse->srcpad, outbuf);
492 gst_au_parse_src_convert (GstAuParse * auparse, GstFormat src_format,
493 gint64 srcval, GstFormat dest_format, gint64 * destval)
496 guint samplesize, rate;
498 if (dest_format == src_format) {
503 GST_OBJECT_LOCK (auparse);
504 samplesize = auparse->sample_size;
505 rate = auparse->samplerate;
506 GST_OBJECT_UNLOCK (auparse);
508 if (samplesize == 0 || rate == 0) {
509 GST_LOG_OBJECT (auparse, "cannot convert, sample_size or rate unknown");
513 switch (src_format) {
514 case GST_FORMAT_BYTES:
515 srcval /= samplesize;
517 case GST_FORMAT_DEFAULT:{
518 switch (dest_format) {
519 case GST_FORMAT_DEFAULT:
522 case GST_FORMAT_BYTES:
523 *destval = srcval * samplesize;
525 case GST_FORMAT_TIME:
526 *destval = gst_util_uint64_scale_int (srcval, GST_SECOND, rate);
534 case GST_FORMAT_TIME:{
535 switch (dest_format) {
536 case GST_FORMAT_BYTES:
537 *destval = samplesize *
538 gst_util_uint64_scale_int (srcval, rate, GST_SECOND);
540 case GST_FORMAT_DEFAULT:
541 *destval = gst_util_uint64_scale_int (srcval, rate, GST_SECOND);
556 GST_DEBUG_OBJECT (auparse, "could not convert from %s to %s format",
557 gst_format_get_name (src_format), gst_format_get_name (dest_format));
564 gst_au_parse_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
567 gboolean ret = FALSE;
569 auparse = GST_AU_PARSE (parent);
571 switch (GST_QUERY_TYPE (query)) {
572 case GST_QUERY_DURATION:{
576 gst_query_parse_duration (query, &format, NULL);
577 if (!gst_pad_peer_query_duration (auparse->sinkpad, GST_FORMAT_BYTES,
579 GST_DEBUG_OBJECT (auparse, "failed to query upstream length");
582 GST_OBJECT_LOCK (auparse);
583 len -= auparse->offset;
584 GST_OBJECT_UNLOCK (auparse);
587 gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES, len, format,
591 gst_query_set_duration (query, format, val);
595 case GST_QUERY_POSITION:{
599 gst_query_parse_position (query, &format, NULL);
600 if (!gst_pad_peer_query_position (auparse->sinkpad, GST_FORMAT_BYTES,
602 GST_DEBUG_OBJECT (auparse, "failed to query upstream position");
605 GST_OBJECT_LOCK (auparse);
606 pos -= auparse->offset;
607 GST_OBJECT_UNLOCK (auparse);
609 ret = gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES, pos,
613 gst_query_set_position (query, format, val);
617 case GST_QUERY_SEEKING:{
620 gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
621 /* FIXME: query duration in 'format'
622 gst_query_set_seeking (query, format, TRUE, 0, duration);
624 gst_query_set_seeking (query, format, TRUE, 0, GST_CLOCK_TIME_NONE);
629 ret = gst_pad_query_default (pad, parent, query);
637 gst_au_parse_handle_seek (GstAuParse * auparse, GstEvent * event)
639 GstSeekType start_type, stop_type;
646 gst_event_parse_seek (event, &rate, &format, &flags, &start_type, &start,
649 if (format != GST_FORMAT_TIME) {
650 GST_DEBUG_OBJECT (auparse, "only support seeks in TIME format");
654 res = gst_au_parse_src_convert (auparse, GST_FORMAT_TIME, start,
655 GST_FORMAT_BYTES, &start);
658 res = gst_au_parse_src_convert (auparse, GST_FORMAT_TIME, stop,
659 GST_FORMAT_BYTES, &stop);
662 GST_INFO_OBJECT (auparse,
663 "seeking: %" G_GINT64_FORMAT " ... %" G_GINT64_FORMAT, start, stop);
665 event = gst_event_new_seek (rate, GST_FORMAT_BYTES, flags, start_type, start,
667 res = gst_pad_push_event (auparse->sinkpad, event);
672 gst_au_parse_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
677 auparse = GST_AU_PARSE (parent);
679 switch (GST_EVENT_TYPE (event)) {
682 /* discard, we'll come up with proper src caps */
683 gst_event_unref (event);
686 case GST_EVENT_SEGMENT:
688 gint64 start, stop, offset = 0;
690 GstEvent *new_event = NULL;
692 /* some debug output */
693 gst_event_copy_segment (event, &segment);
694 GST_DEBUG_OBJECT (auparse, "received newsegment %" GST_SEGMENT_FORMAT,
697 start = segment.start;
699 if (auparse->sample_size > 0) {
702 start -= auparse->offset;
703 start = MAX (start, 0);
706 stop -= auparse->offset;
707 stop = MAX (stop, 0);
709 gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES, start,
710 GST_FORMAT_TIME, &start);
711 gst_au_parse_src_convert (auparse, GST_FORMAT_BYTES, stop,
712 GST_FORMAT_TIME, &stop);
715 GST_INFO_OBJECT (auparse,
716 "new segment: %" GST_TIME_FORMAT " ... %" GST_TIME_FORMAT,
717 GST_TIME_ARGS (start), GST_TIME_ARGS (stop));
719 gst_segment_init (&segment, GST_FORMAT_TIME);
720 segment.start = segment.time = start;
722 new_event = gst_event_new_segment (&segment);
724 ret = gst_pad_push_event (auparse->srcpad, new_event);
726 auparse->buffer_offset = offset;
728 gst_event_unref (event);
732 if (!auparse->srcpad) {
733 GST_ELEMENT_ERROR (auparse, STREAM, WRONG_TYPE,
734 ("No valid input found before end of stream"), (NULL));
738 ret = gst_pad_event_default (pad, parent, event);
746 gst_au_parse_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
751 auparse = GST_AU_PARSE (parent);
753 switch (GST_EVENT_TYPE (event)) {
755 ret = gst_au_parse_handle_seek (auparse, event);
758 ret = gst_pad_event_default (pad, parent, event);
765 static GstStateChangeReturn
766 gst_au_parse_change_state (GstElement * element, GstStateChange transition)
768 GstAuParse *auparse = GST_AU_PARSE (element);
769 GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
771 ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
772 if (ret == GST_STATE_CHANGE_FAILURE)
775 switch (transition) {
776 case GST_STATE_CHANGE_PAUSED_TO_READY:
777 gst_au_parse_reset (auparse);
786 plugin_init (GstPlugin * plugin)
788 if (!gst_element_register (plugin, "auparse", GST_RANK_SECONDARY,
789 GST_TYPE_AU_PARSE)) {
796 GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
799 "parses au streams", plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME,