File: group__codec__registry.html

package info (click to toggle)
libquicktime 2%3A1.0.2%2Bdebian-2
  • links: PTS, VCS
  • area: main
  • in suites: lenny
  • size: 6,496 kB
  • ctags: 6,233
  • sloc: ansic: 48,217; sh: 10,075; makefile: 425; sed: 16
file content (806 lines) | stat: -rw-r--r-- 43,886 bytes parent folder | download
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
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>libquicktime: Codec registry</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
<link href="tabs.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.5.3 -->
<div class="tabs">
  <ul>
    <li><a href="index.html"><span>Main&nbsp;Page</span></a></li>
    <li><a href="modules.html"><span>Modules</span></a></li>
    <li><a href="annotated.html"><span>Data&nbsp;Structures</span></a></li>
    <li><a href="files.html"><span>Files</span></a></li>
    <li><a href="dirs.html"><span>Directories</span></a></li>
  </ul>
</div>
<h1>Codec registry</h1>Informations about installed codecs.  
<a href="#_details">More...</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Modules</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__parameters.html">Structures describing codec parameters</a></td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Informations about supported codec parameters. <br></td></tr>

<p>
<tr><td colspan="2"><br><h2>Data Structures</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">struct &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a></td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Structure describing a codec.  <a href="structlqt__codec__info__t.html#_details">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Enumerations</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g666566f33a14f9ce02726a890cd27f48">lqt_codec_type</a> { <br>
&nbsp;&nbsp;<b>LQT_CODEC_AUDIO</b>, 
<br>
&nbsp;&nbsp;<b>LQT_CODEC_VIDEO</b>
<br>
 }</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Type of a codec (Audio or video).  <a href="group__codec__registry.html#g666566f33a14f9ce02726a890cd27f48">More...</a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gda2743712a049fc81026ac1112deaa39">lqt_codec_direction</a> { <br>
&nbsp;&nbsp;<b>LQT_DIRECTION_ENCODE</b>, 
<br>
&nbsp;&nbsp;<b>LQT_DIRECTION_DECODE</b>, 
<br>
&nbsp;&nbsp;<b>LQT_DIRECTION_BOTH</b>
<br>
 }</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Direction of the codec.  <a href="group__codec__registry.html#gda2743712a049fc81026ac1112deaa39">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gb86c4ef4616e2176309ebface1eecbe3">lqt_registry_init</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Initialize the codec registry.  <a href="#gb86c4ef4616e2176309ebface1eecbe3"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gfb60ef8e2e4b294f8078d611c0a94ea1">lqt_registry_destroy</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Destroy the codec registry.  <a href="#gfb60ef8e2e4b294f8078d611c0a94ea1"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g879d475760fefb270ed4c269aeff062e">lqt_get_num_audio_codecs</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return the number of installed audio codecs.  <a href="#g879d475760fefb270ed4c269aeff062e"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g5f5d0fa3bd907c3aa8d73de107b0b996">lqt_get_num_video_codecs</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return the number of installed video codecs.  <a href="#g5f5d0fa3bd907c3aa8d73de107b0b996"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const <a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g843999c035fcd2c74182bf3d7b1904fd">lqt_get_audio_codec_info</a> (int index)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return an audio codec.  <a href="#g843999c035fcd2c74182bf3d7b1904fd"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const <a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g2e581dd55e2169cc63bae170aa534084">lqt_get_video_codec_info</a> (int index)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return a video codec.  <a href="#g2e581dd55e2169cc63bae170aa534084"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> (int audio, int video, int encode, int decode)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return an array of any combination of audio/video en/decoders.  <a href="#g6b43c181a536ff01922aceb7cfa37945"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g89dfa3661a32eb2f3ce334adae5542f1">lqt_find_audio_codec</a> (char *fourcc, int encode)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Find an audio codec for a given fourcc.  <a href="#g89dfa3661a32eb2f3ce334adae5542f1"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gb0358e74db1111c6f5ff54cec5379231">lqt_find_audio_codec_by_wav_id</a> (int wav_id, int encode)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Find an audio codec for a given WAV ID.  <a href="#gb0358e74db1111c6f5ff54cec5379231"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gf50af3cea023ae052004ad0d0bc52ba5">lqt_find_video_codec</a> (char *fourcc, int encode)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Find a video codec for a given fourcc.  <a href="#gf50af3cea023ae052004ad0d0bc52ba5"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gfd72985ee968f9c483c5d396da20df5c">lqt_find_audio_codec_by_name</a> (const char *name)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Find an audio codec by its name.  <a href="#gfd72985ee968f9c483c5d396da20df5c"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gbeabc9ef2ce0774c00217f67466b93d6">lqt_find_video_codec_by_name</a> (const char *name)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Find a video codec by its name.  <a href="#gbeabc9ef2ce0774c00217f67466b93d6"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g8c72d41f05a9ea5900c2d92639fab107">lqt_audio_codec_from_file</a> (<a class="el" href="group__general.html#gef65e7300455a3b25eafc7485ec2efa4">quicktime_t</a> *file, int track)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get an audio codec from an open file.  <a href="#g8c72d41f05a9ea5900c2d92639fab107"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gda83efef8795f398f2436c14776c1e98">lqt_video_codec_from_file</a> (<a class="el" href="group__general.html#gef65e7300455a3b25eafc7485ec2efa4">quicktime_t</a> *file, int track)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get a video codec from an open file.  <a href="#gda83efef8795f398f2436c14776c1e98"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> (<a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **info)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Destroy a codec info array.  <a href="#g6141bf49151d80de0e4483cbb30d2307"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gc0f93373530d9cd4be395fe4c9a27d6e">lqt_reorder_audio_codecs</a> (<a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **codec_info)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Reorder audio codecs.  <a href="#gc0f93373530d9cd4be395fe4c9a27d6e"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#gf59f82c40f0daf2c067286b9edf9e5ba">lqt_reorder_video_codecs</a> (<a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **codec_info)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Reorder video codecs.  <a href="#gf59f82c40f0daf2c067286b9edf9e5ba"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g61c8f13425967adb60d2bfeae90abcff">lqt_set_default_parameter</a> (<a class="el" href="group__codec__registry.html#g666566f33a14f9ce02726a890cd27f48">lqt_codec_type</a> type, int encode, const char *codec_name, const char *parameter_name, <a class="el" href="unionlqt__parameter__value__t.html">lqt_parameter_value_t</a> *val)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Change a default value for a codec parameter.  <a href="#g61c8f13425967adb60d2bfeae90abcff"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g62de262c4d2ecea6ffe3bb5cad324026">lqt_restore_default_parameters</a> (<a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> *codec_info, int encode, int decode)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Restore a default parameter from the codec module.  <a href="#g62de262c4d2ecea6ffe3bb5cad324026"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__codec__registry.html#g9f3ff979c01a06f6d9752c4a2e28d4a1">lqt_dump_codec_info</a> (const <a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> *info)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Dump a codec info to stderr.  <a href="#g9f3ff979c01a06f6d9752c4a2e28d4a1"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Informations about installed codecs. 
<p>
One of the goals when forking libquicktime was to have a modular structure. Codecs were moved to plugins and were compiled according to the dependencies found by the configure script. As a result, a mechanism became necessary for finding informations about available codecs at runtime, their properties, supported parameters etc.<p>
The codec parameters are defined in a way that GUI configuration dialogs can be built at runtime. An example for this is the libquicktime_config utility.<p>
Libquicktime saves data of the codecs in the file .libquicktime_codecs in your home directory. This saves the long time needed for opening each codec module to see what's inside. The codec registry can be configured with the libquicktime_config program. <hr><h2>Enumeration Type Documentation</h2>
<a class="anchor" name="g666566f33a14f9ce02726a890cd27f48"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_codec_type" ref="g666566f33a14f9ce02726a890cd27f48" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">enum <a class="el" href="group__codec__registry.html#g666566f33a14f9ce02726a890cd27f48">lqt_codec_type</a>          </td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Type of a codec (Audio or video). 
<p>

</div>
</div><p>
<a class="anchor" name="gda2743712a049fc81026ac1112deaa39"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_codec_direction" ref="gda2743712a049fc81026ac1112deaa39" args="" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">enum <a class="el" href="group__codec__registry.html#gda2743712a049fc81026ac1112deaa39">lqt_codec_direction</a>          </td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Direction of the codec. 
<p>

</div>
</div><p>
<hr><h2>Function Documentation</h2>
<a class="anchor" name="gb86c4ef4616e2176309ebface1eecbe3"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_registry_init" ref="gb86c4ef4616e2176309ebface1eecbe3" args="()" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_registry_init           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Initialize the codec registry. 
<p>
Under normal circumstances, you never need to call this function, since the registry is always initialized on demand. 
</div>
</div><p>
<a class="anchor" name="gfb60ef8e2e4b294f8078d611c0a94ea1"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_registry_destroy" ref="gfb60ef8e2e4b294f8078d611c0a94ea1" args="()" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_registry_destroy           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Destroy the codec registry. 
<p>
This frees memory for the whole codec database. It is normally called automatically, but you will need to call it exclicitely, if you want to reinitialize the codec registry at runtime 
</div>
</div><p>
<a class="anchor" name="g879d475760fefb270ed4c269aeff062e"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_get_num_audio_codecs" ref="g879d475760fefb270ed4c269aeff062e" args="()" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int lqt_get_num_audio_codecs           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Return the number of installed audio codecs. 
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Number of installed audio codecs</dd></dl>
This function is obsolete, use <a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> instead 
</div>
</div><p>
<a class="anchor" name="g5f5d0fa3bd907c3aa8d73de107b0b996"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_get_num_video_codecs" ref="g5f5d0fa3bd907c3aa8d73de107b0b996" args="()" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int lqt_get_num_video_codecs           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Return the number of installed video codecs. 
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Number of installed video codecs</dd></dl>
This function is obsolete, use <a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> instead 
</div>
</div><p>
<a class="anchor" name="g843999c035fcd2c74182bf3d7b1904fd"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_get_audio_codec_info" ref="g843999c035fcd2c74182bf3d7b1904fd" args="(int index)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">const <a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>* lqt_get_audio_codec_info           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>index</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Return an audio codec. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>index</em>&nbsp;</td><td>Index of the codec </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Pointer to the codec info in the internal database</dd></dl>
This function is obsolete, use <a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> instead 
</div>
</div><p>
<a class="anchor" name="g2e581dd55e2169cc63bae170aa534084"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_get_video_codec_info" ref="g2e581dd55e2169cc63bae170aa534084" args="(int index)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">const <a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>* lqt_get_video_codec_info           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>index</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Return a video codec. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>index</em>&nbsp;</td><td>Index of the codec </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Pointer to the codec info in the internal database</dd></dl>
This function is obsolete, use <a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> instead 
</div>
</div><p>
<a class="anchor" name="g6b43c181a536ff01922aceb7cfa37945"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_query_registry" ref="g6b43c181a536ff01922aceb7cfa37945" args="(int audio, int video, int encode, int decode)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_query_registry           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>audio</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>video</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>encode</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>decode</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Return an array of any combination of audio/video en/decoders. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>audio</em>&nbsp;</td><td>Set this to 1 if you want audio codecs to be returned </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>video</em>&nbsp;</td><td>Set this to 1 if you want video codecs to be returned </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>encode</em>&nbsp;</td><td>Set this to 1 if you want encoders to be returned </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>decode</em>&nbsp;</td><td>Set this to 1 if you want decoders to be returned </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array of codec infos.</dd></dl>
This function copies the codec infos. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="g89dfa3661a32eb2f3ce334adae5542f1"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_find_audio_codec" ref="g89dfa3661a32eb2f3ce334adae5542f1" args="(char *fourcc, int encode)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_find_audio_codec           </td>
          <td>(</td>
          <td class="paramtype">char *&nbsp;</td>
          <td class="paramname"> <em>fourcc</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>encode</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Find an audio codec for a given fourcc. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>fourcc</em>&nbsp;</td><td>A four character code </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>encode</em>&nbsp;</td><td>Set to 1 to return encoders, 0 to return decoders </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="gb0358e74db1111c6f5ff54cec5379231"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_find_audio_codec_by_wav_id" ref="gb0358e74db1111c6f5ff54cec5379231" args="(int wav_id, int encode)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_find_audio_codec_by_wav_id           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>wav_id</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>encode</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Find an audio codec for a given WAV ID. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>wav_id</em>&nbsp;</td><td>A 16 bit audio codec ID as found in WAV and AVI files </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>encode</em>&nbsp;</td><td>Set to 1 to return encoders, 0 to return decoders </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="gf50af3cea023ae052004ad0d0bc52ba5"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_find_video_codec" ref="gf50af3cea023ae052004ad0d0bc52ba5" args="(char *fourcc, int encode)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_find_video_codec           </td>
          <td>(</td>
          <td class="paramtype">char *&nbsp;</td>
          <td class="paramname"> <em>fourcc</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>encode</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Find a video codec for a given fourcc. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>fourcc</em>&nbsp;</td><td>A four character code </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>encode</em>&nbsp;</td><td>Set to 1 to return encoders, 0 to return decoders </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="gfd72985ee968f9c483c5d396da20df5c"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_find_audio_codec_by_name" ref="gfd72985ee968f9c483c5d396da20df5c" args="(const char *name)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_find_audio_codec_by_name           </td>
          <td>(</td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>name</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Find an audio codec by its name. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>name</em>&nbsp;</td><td>Short name of the codec (see lqt_codec_info_s) </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="gbeabc9ef2ce0774c00217f67466b93d6"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_find_video_codec_by_name" ref="gbeabc9ef2ce0774c00217f67466b93d6" args="(const char *name)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_find_video_codec_by_name           </td>
          <td>(</td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>name</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Find a video codec by its name. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>name</em>&nbsp;</td><td>Short name of the codec (see lqt_codec_info_s) </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="g8c72d41f05a9ea5900c2d92639fab107"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_audio_codec_from_file" ref="g8c72d41f05a9ea5900c2d92639fab107" args="(quicktime_t *file, int track)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_audio_codec_from_file           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__general.html#gef65e7300455a3b25eafc7485ec2efa4">quicktime_t</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>track</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Get an audio codec from an open file. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>A quicktime handle </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>track</em>&nbsp;</td><td>Index if the track (starting with 0) </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="gda83efef8795f398f2436c14776c1e98"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_video_codec_from_file" ref="gda83efef8795f398f2436c14776c1e98" args="(quicktime_t *file, int track)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a>** lqt_video_codec_from_file           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__general.html#gef65e7300455a3b25eafc7485ec2efa4">quicktime_t</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>track</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Get a video codec from an open file. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>A quicktime handle </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>track</em>&nbsp;</td><td>Index if the track (starting with 0) </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>A NULL terminated array containing one codec info if the codec was found</dd></dl>
This function copies the codec info. Use <a class="el" href="group__codec__registry.html#g6141bf49151d80de0e4483cbb30d2307">lqt_destroy_codec_info</a> to free the returned array. 
</div>
</div><p>
<a class="anchor" name="g6141bf49151d80de0e4483cbb30d2307"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_destroy_codec_info" ref="g6141bf49151d80de0e4483cbb30d2307" args="(lqt_codec_info_t **info)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_destroy_codec_info           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td>
          <td class="paramname"> <em>info</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Destroy a codec info array. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>info</em>&nbsp;</td><td>A NULL terminated array of codec infos returned by one of the query functions.</td></tr>
  </table>
</dl>
Destroys a NULL terminared codec info structure returned by any of the query functions and frees all associated memory. 
</div>
</div><p>
<a class="anchor" name="gc0f93373530d9cd4be395fe4c9a27d6e"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_reorder_audio_codecs" ref="gc0f93373530d9cd4be395fe4c9a27d6e" args="(lqt_codec_info_t **codec_info)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_reorder_audio_codecs           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td>
          <td class="paramname"> <em>codec_info</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Reorder audio codecs. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>codec_info</em>&nbsp;</td><td>A NULL terminated array of codec infos</td></tr>
  </table>
</dl>
The codec order is important if there is more than one codec available for a given fourcc. In this case, the first one will be used. You can simply call <a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> for getting audio codecs, reorder the returned array and pass this to the functions below. 
</div>
</div><p>
<a class="anchor" name="gf59f82c40f0daf2c067286b9edf9e5ba"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_reorder_video_codecs" ref="gf59f82c40f0daf2c067286b9edf9e5ba" args="(lqt_codec_info_t **codec_info)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_reorder_video_codecs           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> **&nbsp;</td>
          <td class="paramname"> <em>codec_info</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Reorder video codecs. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>codec_info</em>&nbsp;</td><td>A NULL terminated array of codec infos</td></tr>
  </table>
</dl>
The codec order is important if there is more than one codec available for a given fourcc. In this case, the first one will be used. You can simply call <a class="el" href="group__codec__registry.html#g6b43c181a536ff01922aceb7cfa37945">lqt_query_registry</a> for getting video codecs, reorder the returned array and pass this to the functions below. 
</div>
</div><p>
<a class="anchor" name="g61c8f13425967adb60d2bfeae90abcff"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_set_default_parameter" ref="g61c8f13425967adb60d2bfeae90abcff" args="(lqt_codec_type type, int encode, const char *codec_name, const char *parameter_name, lqt_parameter_value_t *val)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_set_default_parameter           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__codec__registry.html#g666566f33a14f9ce02726a890cd27f48">lqt_codec_type</a>&nbsp;</td>
          <td class="paramname"> <em>type</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>encode</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>codec_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>parameter_name</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="unionlqt__parameter__value__t.html">lqt_parameter_value_t</a> *&nbsp;</td>
          <td class="paramname"> <em>val</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Change a default value for a codec parameter. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>type</em>&nbsp;</td><td>The type of the codec (audio or video) </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>encode</em>&nbsp;</td><td>1 for encode parameter, 0 for decode parameter </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>codec_name</em>&nbsp;</td><td>The short name of the codec </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>parameter_name</em>&nbsp;</td><td>The short name of the parameter to change </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>val</em>&nbsp;</td><td>The new value for the parameter</td></tr>
  </table>
</dl>
This stores a new default parameter value in the codec registry. It will become the new default for all files, you open after. This will also be saved in $HOME/.libquicktime_config. 
</div>
</div><p>
<a class="anchor" name="g62de262c4d2ecea6ffe3bb5cad324026"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_restore_default_parameters" ref="g62de262c4d2ecea6ffe3bb5cad324026" args="(lqt_codec_info_t *codec_info, int encode, int decode)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_restore_default_parameters           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> *&nbsp;</td>
          <td class="paramname"> <em>codec_info</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>encode</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>decode</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Restore a default parameter from the codec module. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>codec_info</em>&nbsp;</td><td>A codec info referring to the codec </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>encode</em>&nbsp;</td><td>Set this to 1 to restore encoding parameters, 0 else </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>decode</em>&nbsp;</td><td>Set this to 1 to restore decoding parameters, 0 else</td></tr>
  </table>
</dl>
This will revert previous calls to <a class="el" href="group__codec__registry.html#g61c8f13425967adb60d2bfeae90abcff">lqt_set_default_parameter</a> by loading the module and getting the hardcoded values. 
</div>
</div><p>
<a class="anchor" name="g9f3ff979c01a06f6d9752c4a2e28d4a1"></a><!-- doxytag: member="lqt_codecinfo.h::lqt_dump_codec_info" ref="g9f3ff979c01a06f6d9752c4a2e28d4a1" args="(const lqt_codec_info_t *info)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void lqt_dump_codec_info           </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="structlqt__codec__info__t.html">lqt_codec_info_t</a> *&nbsp;</td>
          <td class="paramname"> <em>info</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Dump a codec info to stderr. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>info</em>&nbsp;</td><td>A codec info</td></tr>
  </table>
</dl>
Dump a human readable description of the codec info to stderr. For testing and debugging only. 
</div>
</div><p>
<hr size="1"><address style="text-align: right;"><small>Generated on Tue Jan 8 23:01:07 2008 for libquicktime by&nbsp;
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.3 </small></address>
</body>
</html>