VLC  4.0.0-dev
vlc_codecs.h
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1 /*****************************************************************************
2  * vlc_codecs.h: codec related structures needed by the demuxers and decoders
3  *****************************************************************************
4  * Copyright (C) 1999-2001 VLC authors and VideoLAN
5  *
6  * Author: Gildas Bazin <gbazin@videolan.org>
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU Lesser General Public License as published by
10  * the Free Software Foundation; either version 2.1 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License
19  * along with this program; if not, write to the Free Software Foundation,
20  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21  *****************************************************************************/
22 
23 #ifndef VLC_CODECS_H
24 #define VLC_CODECS_H 1
25 
26 #include <vlc_fourcc.h>
27 /**
28  * \file
29  * This file defines codec related structures needed by the demuxers and decoders
30  */
31 
32 /* Structures exported to the demuxers and decoders */
33 
34 #if !(defined _GUID_DEFINED || defined GUID_DEFINED)
35 #define GUID_DEFINED
36 typedef struct _GUID
37 {
38  uint32_t Data1;
39  uint16_t Data2;
40  uint16_t Data3;
41  uint8_t Data4[8];
43 #endif /* GUID_DEFINED */
44 
45 typedef GUID vlc_guid_t;
46 
47 #ifdef HAVE_ATTRIBUTE_PACKED
48 # define ATTR_PACKED __attribute__((__packed__))
49 #elif defined(__SUNPRO_C) || defined(_MSC_VER)
50 # pragma pack(1)
51 # define ATTR_PACKED
52 #elif defined(__APPLE__)
53 # pragma pack(push, 1)
54 # define ATTR_PACKED
55 #else
56 # error FIXME
57 #endif
58 
59 #ifndef _WAVEFORMATEX_
60 #define _WAVEFORMATEX_
61 typedef struct
64  uint16_t wFormatTag;
65  uint16_t nChannels;
66  uint32_t nSamplesPerSec;
67  uint32_t nAvgBytesPerSec;
68  uint16_t nBlockAlign;
69  uint16_t wBitsPerSample;
70  uint16_t cbSize;
72 #endif /* _WAVEFORMATEX_ */
73 
74 #ifndef _WAVEFORMATEXTENSIBLE_
75 #define _WAVEFORMATEXTENSIBLE_
76 typedef struct
79  WAVEFORMATEX Format;
80  union {
81  uint16_t wValidBitsPerSample; /* bits of precision */
82  uint16_t wSamplesPerBlock; /* valid if wBitsPerSample==0 */
83  uint16_t wReserved; /* If neither applies, set to zero. */
84  } Samples;
85 
86  uint32_t dwChannelMask; /* Channels present */
87 
88  GUID SubFormat;
90 #endif /* _WAVEFORMATEXTENSIBLE_ */
91 
92 #ifndef _WAVEFORMATEXTENSIBLE_IEC61937_
93 #define _WAVEFORMATEXTENSIBLE_IEC61937_
94 typedef struct
97  WAVEFORMATEXTENSIBLE FormatExt;
98  uint32_t dwEncodedSamplesPerSec;
99  uint32_t dwEncodedChannelCount;
100  uint32_t dwAverageBytesPerSec;
102 #endif /* _WAVEFORMATEXTENSIBLE_IEC61937_ */
103 
104 #ifndef _WAVEHEADER_
105 #define _WAVEHEADER_
106 typedef struct
108 _WAVEHEADER {
109  uint32_t MainChunkID;
110  uint32_t Length;
111  uint32_t ChunkTypeID;
112  uint32_t SubChunkID;
113  uint32_t SubChunkLength;
114  uint16_t Format;
115  uint16_t Modus;
116  uint32_t SampleFreq;
117  uint32_t BytesPerSec;
118  uint16_t BytesPerSample;
119  uint16_t BitsPerSample;
120  uint32_t DataChunkID;
121  uint32_t DataLength;
123 #endif /* _WAVEHEADER_ */
124 
125 #ifndef _VLC_BITMAPINFOHEADER_
126 #define _VLC_BITMAPINFOHEADER_
128 typedef struct
130 {
131  uint32_t biSize;
132  uint32_t biWidth;
133  uint32_t biHeight;
134  uint16_t biPlanes;
135  uint16_t biBitCount;
136  uint32_t biCompression;
137  uint32_t biSizeImage;
138  uint32_t biXPelsPerMeter;
139  uint32_t biYPelsPerMeter;
140  uint32_t biClrUsed;
141  uint32_t biClrImportant;
143 
144 typedef struct
146 {
147  VLC_BITMAPINFOHEADER bmiHeader;
148  int bmiColors[1];
150 #endif
151 
152 #ifndef _RECT32_
153 #define _RECT32_
154 typedef struct
156 {
157  int left, top, right, bottom;
159 #endif
160 
161 #ifndef _REFERENCE_TIME_
162 #define _REFERENCE_TIME_
163 typedef int64_t REFERENCE_TIME;
164 #endif
165 
166 #ifndef _VIDEOINFOHEADER_
167 #define _VIDEOINFOHEADER_
168 typedef struct
170 {
171  RECT32 rcSource;
172  RECT32 rcTarget;
173  uint32_t dwBitRate;
174  uint32_t dwBitErrorRate;
175  REFERENCE_TIME AvgTimePerFrame;
178 #endif
179 
180 #if defined(__SUNPRO_C) || defined(_MSC_VER)
181 # pragma pack()
182 #elif defined(__APPLE__) && !HAVE_ATTRIBUTE_PACKED
183 # pragma pack(pop)
184 #endif
185 
186 /* WAVE format wFormatTag IDs */
187 /* See http://msdn.microsoft.com/en-us/library/aa904731%28v=vs.80%29.aspx */
188 #define WAVE_FORMAT_UNKNOWN 0x0000 /* Microsoft Corporation */
189 #define WAVE_FORMAT_PCM 0x0001 /* Microsoft Corporation */
190 #define WAVE_FORMAT_ADPCM 0x0002 /* Microsoft Corporation */
191 #define WAVE_FORMAT_IEEE_FLOAT 0x0003 /* Microsoft Corporation */
192 #define WAVE_FORMAT_ALAW 0x0006 /* Microsoft Corporation */
193 #define WAVE_FORMAT_MULAW 0x0007 /* Microsoft Corporation */
194 #define WAVE_FORMAT_DTS_MS 0x0008 /* Microsoft Corporation */
195 #define WAVE_FORMAT_WMAS 0x000a /* WMA 9 Speech */
196 #define WAVE_FORMAT_IMA_ADPCM 0x0011 /* Intel Corporation */
197 #define WAVE_FORMAT_YAMAHA_ADPCM 0x0020 /* Yamaha */
198 #define WAVE_FORMAT_TRUESPEECH 0x0022 /* TrueSpeech */
199 #define WAVE_FORMAT_GSM610 0x0031 /* Microsoft Corporation */
200 #define WAVE_FORMAT_MSNAUDIO 0x0032 /* Microsoft Corporation */
201 #define WAVE_FORMAT_AMR_NB_2 0x0038 /* AMR NB rogue */
202 #define WAVE_FORMAT_MSG723 0x0042 /* Microsoft G.723 [G723.1] */
203 #define WAVE_FORMAT_G726 0x0045 /* ITU-T standard */
204 #define WAVE_FORMAT_MPEG 0x0050 /* Microsoft Corporation */
205 #define WAVE_FORMAT_MPEGLAYER3 0x0055 /* ISO/MPEG Layer3 Format Tag */
206 #define WAVE_FORMAT_AMR_NB 0x0057 /* AMR NB */
207 #define WAVE_FORMAT_AMR_WB 0x0058 /* AMR Wideband */
208 #define WAVE_FORMAT_G726_ADPCM 0x0064 /* G.726 ADPCM */
209 #define WAVE_FORMAT_VOXWARE_RT29 0x0075 /* VoxWare MetaSound */
210 #define WAVE_FORMAT_DOLBY_AC3_SPDIF 0x0092 /* Sonic Foundry */
211 #define WAVE_FORMAT_VIVOG723 0x0111 /* Vivo G.723.1 */
213 #define WAVE_FORMAT_AAC 0x00FF /* */
214 #define WAVE_FORMAT_AAC_MS 0xa106 /* Microsoft AAC */
215 #define WAVE_FORMAT_SIPRO 0x0130 /* Sipro Lab Telecom Inc. */
217 #define WAVE_FORMAT_WMA1 0x0160 /* WMA version 1 */
218 #define WAVE_FORMAT_WMA2 0x0161 /* WMA (v2) 7, 8, 9 Series */
219 #define WAVE_FORMAT_WMAP 0x0162 /* WMA 9 Professional */
220 #define WAVE_FORMAT_WMAL 0x0163 /* WMA 9 Lossless */
222 #define WAVE_FORMAT_CREATIVE_ADPCM 0x0200 /* Creative */
224 #define WAVE_FORMAT_ULEAD_DV_AUDIO_NTSC 0x0215 /* Ulead */
225 #define WAVE_FORMAT_ULEAD_DV_AUDIO_PAL 0x0216 /* Ulead */
227 #define WAVE_FORMAT_ATRAC3 0x0270 /* Atrac3, != from MSDN doc */
228 #define WAVE_FORMAT_SONY_ATRAC3 0x0272 /* Atrac3, != from MSDN doc */
230 #define WAVE_FORMAT_IMC 0x0401
231 #define WAVE_FORMAT_INDEO_AUDIO 0x0402 /* Indeo Audio Coder */
233 #define WAVE_FORMAT_ON2_AVC 0x0500 /* VP7 */
234 #define WAVE_FORMAT_ON2_AVC_2 0x0501 /* VP6 */
236 #define WAVE_FORMAT_QNAP_ADTS 0x0AAC /* Qnap ADTS */
237 #define WAVE_FORMAT_AAC_ADTS 0x1600 /* AAC/ADTS */
238 #define WAVE_FORMAT_AAC_2 0x1601 /* Other AAC */
239 #define WAVE_FORMAT_AAC_LATM 0x1602 /* AAC/LATM */
240 #define WAVE_FORMAT_HEAAC 0x1610
242 #define WAVE_FORMAT_A52 0x2000 /* a52 */
243 #define WAVE_FORMAT_DTS 0x2001 /* DTS */
244 #define WAVE_FORMAT_AVCODEC_AAC 0x706D
245 #define WAVE_FORMAT_DIVIO_AAC 0x4143 /* Divio's AAC */
247 #define WAVE_FORMAT_GSM_AMR_FIXED 0x7A21 /* Fixed bitrate, no SID */
248 #define WAVE_FORMAT_GSM_AMR 0x7A22 /* Variable bitrate, including SID */
250 #define WAVE_FORMAT_DK3 0x0062
251 #define WAVE_FORMAT_DK4 0x0061
253 /* At least libavformat use that ID: from libavformat/riff.c ('Vo' == 0x566f)
254  * { CODEC_ID_VORBIS, ('V'<<8)+'o' }, //HACK/FIXME, does vorbis in WAV/AVI have an (in)official id?
255  */
256 #define WAVE_FORMAT_VORBIS 0x566f
258 /* It seems that these IDs are used by braindead & obsolete VorbisACM encoder
259  * (Windows only)
260  * A few info is available except VorbisACM source (remember, Windows only)
261  * (available on http://svn.xiph.org), but it seems that vo3+ at least is
262  * made of Vorbis data encapsulated in Ogg container...
263  */
264 #define WAVE_FORMAT_VORB_1 0x674f
265 #define WAVE_FORMAT_VORB_2 0x6750
266 #define WAVE_FORMAT_VORB_3 0x6751
267 #define WAVE_FORMAT_VORB_1PLUS 0x676f
268 #define WAVE_FORMAT_VORB_2PLUS 0x6770
269 #define WAVE_FORMAT_VORB_3PLUS 0x6771
271 #define WAVE_FORMAT_G723_1 0xa100
272 #define WAVE_FORMAT_AAC_3 0xa106
273 #define WAVE_FORMAT_SPEEX 0xa109 /* Speex audio */
274 #define WAVE_FORMAT_FLAC 0xf1ac /* Xiph Flac */
276 #if !defined(WAVE_FORMAT_EXTENSIBLE)
277  #define WAVE_FORMAT_EXTENSIBLE 0xFFFE /* Microsoft */
278 #endif
279 
280 /* GUID SubFormat IDs */
281 #define VLC_KSDATAFORMAT_SUBTYPE_ATRAC3P {0xE923AABF, 0xCB58, 0x4471, {0xA1, 0x19, 0xFF, 0xFA, 0x01, 0xE4, 0xCE, 0x62}} /* Undocumented */
282 #define VLC_KSDATAFORMAT_SUBTYPE_UNKNOWN {0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}}
283 #define VLC_WAVEFORMATEX_GUIDBASE {0x00000000, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} /* Generated from Wave Format */
284 #define VLC_AMBISONIC_SUBTYPE_PCM {0x00000001, 0x0721, 0x11D3, {0x86, 0x44, 0xC8, 0xC1, 0xCA, 0x00, 0x00, 0x00}} /* AMBISONIC_B_FORMAT_PCM */
285 #define VLC_AMBISONIC_SUBTYPE_IEEE_FLOAT {0x00000003, 0x0721, 0x11D3, {0x86, 0x44, 0xC8, 0xC1, 0xCA, 0x00, 0x00, 0x00}} /* AMBISONIC_B_FORMAT_IEEE_FLOAT */
287 /* Microsoft speaker definitions */
288 #define WAVE_SPEAKER_FRONT_LEFT 0x1
289 #define WAVE_SPEAKER_FRONT_RIGHT 0x2
290 #define WAVE_SPEAKER_FRONT_CENTER 0x4
291 #define WAVE_SPEAKER_LOW_FREQUENCY 0x8
292 #define WAVE_SPEAKER_BACK_LEFT 0x10
293 #define WAVE_SPEAKER_BACK_RIGHT 0x20
294 #define WAVE_SPEAKER_FRONT_LEFT_OF_CENTER 0x40
295 #define WAVE_SPEAKER_FRONT_RIGHT_OF_CENTER 0x80
296 #define WAVE_SPEAKER_BACK_CENTER 0x100
297 #define WAVE_SPEAKER_SIDE_LEFT 0x200
298 #define WAVE_SPEAKER_SIDE_RIGHT 0x400
299 #define WAVE_SPEAKER_TOP_CENTER 0x800
300 #define WAVE_SPEAKER_TOP_FRONT_LEFT 0x1000
301 #define WAVE_SPEAKER_TOP_FRONT_CENTER 0x2000
302 #define WAVE_SPEAKER_TOP_FRONT_RIGHT 0x4000
303 #define WAVE_SPEAKER_TOP_BACK_LEFT 0x8000
304 #define WAVE_SPEAKER_TOP_BACK_CENTER 0x10000
305 #define WAVE_SPEAKER_TOP_BACK_RIGHT 0x20000
306 #define WAVE_SPEAKER_RESERVED 0x80000000
308 static const struct
309 {
310  uint16_t i_tag;
312  const char *psz_name;
313 }
315 {
316  { WAVE_FORMAT_PCM, VLC_FOURCC( 'a', 'r', 'a', 'w' ), "Raw audio" },
317  { WAVE_FORMAT_PCM, VLC_CODEC_S8, "PCM S8 audio" },
318  { WAVE_FORMAT_PCM, VLC_CODEC_S16L, "PCM S16L audio" },
319  { WAVE_FORMAT_PCM, VLC_CODEC_S24L, "PCM S24L audio" },
320  { WAVE_FORMAT_PCM, VLC_CODEC_S32L, "PCM S32L audio" },
322  { WAVE_FORMAT_IEEE_FLOAT, VLC_FOURCC( 'a', 'f', 'l', 't' ), "IEEE Float audio" },
323  { WAVE_FORMAT_IEEE_FLOAT, VLC_CODEC_F32L, "PCM 32 (Float) audio" },
324  { WAVE_FORMAT_IEEE_FLOAT, VLC_CODEC_F64L, "PCM 64 (Float) audio" },
325  { WAVE_FORMAT_ALAW, VLC_CODEC_ALAW, "A-Law" },
326  { WAVE_FORMAT_MULAW, VLC_CODEC_MULAW, "Mu-Law" },
330  { WAVE_FORMAT_TRUESPEECH, VLC_CODEC_TRUESPEECH, "Truespeech" },
331  { WAVE_FORMAT_GSM610, VLC_CODEC_GSM_MS, "Microsoft WAV GSM" },
332  { WAVE_FORMAT_MSNAUDIO, VLC_CODEC_GSM_MS, "Microsoft MSN Audio" },
333  { WAVE_FORMAT_G726, VLC_CODEC_ADPCM_G726, "G.726 ADPCM" },
334  { WAVE_FORMAT_G726_ADPCM, VLC_CODEC_ADPCM_G726, "G.726 ADPCM" },
335  { WAVE_FORMAT_G723_1, VLC_CODEC_G723_1, "G.723.1" },
336  { WAVE_FORMAT_MSG723, VLC_CODEC_G723_1, "Microsoft G.723 [G723.1]" },
337  { WAVE_FORMAT_VIVOG723, VLC_CODEC_G723_1, "Vivo G.723.1" },
338  { WAVE_FORMAT_MPEGLAYER3, VLC_CODEC_MP3, "Mpeg Audio Layer 3" },
339  { WAVE_FORMAT_MPEG, VLC_CODEC_MPGA, "Mpeg Audio" },
340  { WAVE_FORMAT_AMR_NB, VLC_CODEC_AMR_NB, "AMR NB" },
341  { WAVE_FORMAT_AMR_NB_2, VLC_CODEC_AMR_NB, "AMR NB" },
342  { WAVE_FORMAT_AMR_WB, VLC_CODEC_AMR_WB, "AMR Wideband" },
343  { WAVE_FORMAT_SIPRO, VLC_CODEC_SIPR, "Sipr Audio" },
344  { WAVE_FORMAT_A52, VLC_CODEC_A52, "A/52" },
345  { WAVE_FORMAT_WMA1, VLC_CODEC_WMA1, "Window Media Audio v1" },
346  { WAVE_FORMAT_WMA2, VLC_CODEC_WMA2, "Window Media Audio v2" },
347  { WAVE_FORMAT_WMAP, VLC_CODEC_WMAP, "Window Media Audio 9 Professional" },
348  { WAVE_FORMAT_WMAL, VLC_CODEC_WMAL, "Window Media Audio 9 Lossless" },
349  { WAVE_FORMAT_WMAS, VLC_CODEC_WMAS, "Window Media Audio 9 Speech" },
350  { WAVE_FORMAT_ATRAC3, VLC_CODEC_ATRAC3, "Sony Atrac3" },
351  { WAVE_FORMAT_SONY_ATRAC3, VLC_CODEC_ATRAC3, "Sony Atrac3" },
352  { WAVE_FORMAT_DK3, VLC_CODEC_ADPCM_DK3, "Duck DK3" },
353  { WAVE_FORMAT_DK4, VLC_CODEC_ADPCM_DK4, "Duck DK4" },
354  { WAVE_FORMAT_DTS, VLC_CODEC_DTS, "DTS Coherent Acoustics" },
355  { WAVE_FORMAT_DTS_MS, VLC_CODEC_DTS, "DTS Coherent Acoustics" },
356  { WAVE_FORMAT_DIVIO_AAC, VLC_CODEC_MP4A, "MPEG-4 Audio (Divio)" },
357  { WAVE_FORMAT_AAC, VLC_CODEC_MP4A, "MPEG-4 Audio" },
358  { WAVE_FORMAT_QNAP_ADTS, VLC_CODEC_MP4A, "MPEG-4 ADTS Audio" },
359  { WAVE_FORMAT_AAC_ADTS, VLC_CODEC_MP4A, "MPEG-4 ADTS Audio" },
360  { WAVE_FORMAT_AAC_2, VLC_CODEC_MP4A, "MPEG-4 Audio" },
361  { WAVE_FORMAT_AAC_3, VLC_CODEC_MP4A, "MPEG-4 Audio" },
362  { WAVE_FORMAT_AAC_LATM, VLC_CODEC_MP4A, "MPEG-4 LATM Audio" },
363  { WAVE_FORMAT_HEAAC, VLC_CODEC_MP4A, "MPEG-4 Audio" },
364  { WAVE_FORMAT_AVCODEC_AAC, VLC_CODEC_MP4A, "MPEG-4 Audio" },
365  { WAVE_FORMAT_AAC_MS, VLC_CODEC_MP4A, "MPEG-4 Audio" },
366  { WAVE_FORMAT_VORBIS, VLC_CODEC_VORBIS, "Vorbis Audio" },
367  { WAVE_FORMAT_VORB_1, VLC_FOURCC( 'v', 'o', 'r', '1' ), "Vorbis 1 Audio" },
368  { WAVE_FORMAT_VORB_1PLUS, VLC_FOURCC( 'v', 'o', '1', '+' ), "Vorbis 1+ Audio" },
369  { WAVE_FORMAT_VORB_2, VLC_FOURCC( 'v', 'o', 'r', '2' ), "Vorbis 2 Audio" },
370  { WAVE_FORMAT_VORB_2PLUS, VLC_FOURCC( 'v', 'o', '2', '+' ), "Vorbis 2+ Audio" },
371  { WAVE_FORMAT_VORB_3, VLC_FOURCC( 'v', 'o', 'r', '3' ), "Vorbis 3 Audio" },
372  { WAVE_FORMAT_VORB_3PLUS, VLC_FOURCC( 'v', 'o', '3', '+' ), "Vorbis 3+ Audio" },
373  { WAVE_FORMAT_SPEEX, VLC_CODEC_SPEEX, "Speex Audio" },
374  { WAVE_FORMAT_FLAC, VLC_CODEC_FLAC, "FLAC Audio" },
375  { WAVE_FORMAT_GSM_AMR_FIXED, VLC_CODEC_AMR_NB, "GSM-AMR Audio CBR, no SID" },
376  { WAVE_FORMAT_GSM_AMR, VLC_CODEC_AMR_NB, "GSM-AMR Audio VBR, SID" },
379  { WAVE_FORMAT_IMC, VLC_CODEC_IMC, "IMC" },
380  { WAVE_FORMAT_INDEO_AUDIO, VLC_CODEC_INDEO_AUDIO, "Indeo Audio Coder" },
381  { WAVE_FORMAT_VOXWARE_RT29, VLC_CODEC_METASOUND, "VoxWare MetaSound" },
382  { WAVE_FORMAT_ON2_AVC, VLC_CODEC_ON2AVC, "On2 Audio for Video Codec (VP7)" },
383  { WAVE_FORMAT_ON2_AVC_2, VLC_CODEC_ON2AVC, "On2 Audio for Video Codec (VP6)" },
384 
385  { WAVE_FORMAT_UNKNOWN, VLC_CODEC_UNKNOWN, "Unknown" }
386 };
387 
388 static inline void wf_tag_to_fourcc( uint16_t i_tag, vlc_fourcc_t *fcc,
389  const char **ppsz_name )
390 {
391  int i;
392  for( i = 0; wave_format_tag_to_fourcc[i].i_tag != 0; i++ )
393  {
394  if( wave_format_tag_to_fourcc[i].i_tag == i_tag ) break;
395  }
396  if( fcc ) *fcc = wave_format_tag_to_fourcc[i].i_fourcc;
397  if( ppsz_name ) *ppsz_name = wave_format_tag_to_fourcc[i].psz_name;
398 }
399 
400 static inline void fourcc_to_wf_tag( vlc_fourcc_t fcc, uint16_t *pi_tag )
401 {
402  int i;
403  for( i = 0; wave_format_tag_to_fourcc[i].i_tag != 0; i++ )
404  {
405  if( wave_format_tag_to_fourcc[i].i_fourcc == fcc ) break;
406  }
407  if( pi_tag ) *pi_tag = wave_format_tag_to_fourcc[i].i_tag;
408 }
409 
410 /* If wFormatTag is WAVEFORMATEXTENSIBLE, we must look at the SubFormat tag
411  * to determine the actual format. Microsoft has stopped giving out wFormatTag
412  * assignments in lieu of letting 3rd parties generate their own GUIDs
413  */
414 static const struct
415 {
416  const GUID guid_tag;
418  const char *psz_name;
419 }
421 {
422  { VLC_AMBISONIC_SUBTYPE_PCM, VLC_FOURCC( 'a', 'r', 'a', 'w' ), "Ambisonic B format (PCM)" },
423  { VLC_AMBISONIC_SUBTYPE_IEEE_FLOAT, VLC_FOURCC( 'a', 'f', 'l', 't' ), "Ambisonic B format (IEEE float)" },
426 };
427 
428 static inline int guidcmpbase( const GUID *s1, const GUID *s2 )
429 {
430  return( s1->Data2 == s2->Data2 &&
431  s1->Data3 == s2->Data3 && !memcmp( s1->Data4, s2->Data4, 8 ) );
432 }
433 
434 /* compares two GUIDs, returns 1 if identical, 0 otherwise */
435 static inline int guidcmp( const GUID *s1, const GUID *s2 )
436 {
437  return( s1->Data1 == s2->Data1 && guidcmpbase( s1, s2 ) );
438 }
439 
440 #define GUID_FMT "0x%8.8x-0x%4.4x-0x%4.4x-0x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x"
441 #define GUID_PRINT( guid ) \
442  (unsigned)(guid).Data1, \
443  (guid).Data2, \
444  (guid).Data3, \
445  (guid).Data4[0],(guid).Data4[1],(guid).Data4[2],(guid).Data4[3], \
446  (guid).Data4[4],(guid).Data4[5],(guid).Data4[6],(guid).Data4[7]
447 
448 
449 static inline void sf_tag_to_fourcc( const GUID *guid_tag,
450  vlc_fourcc_t *fcc, const char **ppsz_name )
451 {
452  int i;
453  bool b_found = false;
454 
455  const GUID unknown = VLC_KSDATAFORMAT_SUBTYPE_UNKNOWN;
456  const GUID waveformatex = VLC_WAVEFORMATEX_GUIDBASE;
457 
458  for( i = 0; !guidcmp( &sub_format_tag_to_fourcc[i].guid_tag,
459  &unknown ); i++ )
460  {
461  if( guidcmp( &sub_format_tag_to_fourcc[i].guid_tag, guid_tag ) )
462  {
463  b_found = true;
464  break;
465  }
466  }
467 
468  if( !b_found && guidcmpbase(guid_tag, &waveformatex) )
469  {
470  wf_tag_to_fourcc(guid_tag->Data1, fcc, ppsz_name);
471  }
472  else
473  {
474  if( fcc ) *fcc = sub_format_tag_to_fourcc[i].i_fourcc;
475  if( ppsz_name ) *ppsz_name = sub_format_tag_to_fourcc[i].psz_name;
476  }
477 }
478 
479 #endif /* "codecs.h" */
#define VLC_CODEC_ADPCM_YAMAHA
Definition: vlc_fourcc.h:500
#define VLC_CODEC_S32L
Definition: vlc_fourcc.h:555
#define WAVE_FORMAT_DTS_MS
Definition: vlc_codecs.h:195
#define WAVE_FORMAT_VORB_2
Definition: vlc_codecs.h:266
struct ATTR_PACKED _WAVEFORMATEXTENSIBLE_IEC61937 * PWAVEFORMATEXTENSIBLE_IEC61937
#define WAVE_FORMAT_QNAP_ADTS
Definition: vlc_codecs.h:237
#define VLC_CODEC_FLAC
Definition: vlc_fourcc.h:472
#define WAVE_FORMAT_WMAS
Definition: vlc_codecs.h:196
struct ATTR_PACKED _WAVEFORMATEX * LPWAVEFORMATEX
static void wf_tag_to_fourcc(uint16_t i_tag, vlc_fourcc_t *fcc, const char **ppsz_name)
Definition: vlc_codecs.h:389
#define VLC_CODEC_S8
Definition: vlc_fourcc.h:541
#define VLC_CODEC_ADPCM_MS
Definition: vlc_fourcc.h:496
#define WAVE_FORMAT_MPEGLAYER3
Definition: vlc_codecs.h:206
Definition: vlc_codecs.h:77
Definition: vlc_codecs.h:37
#define VLC_CODEC_F64L
Definition: vlc_fourcc.h:561
#define VLC_CODEC_ADPCM_DK4
Definition: vlc_fourcc.h:502
#define VLC_CODEC_DTS
Definition: vlc_fourcc.h:464
#define VLC_CODEC_WMA2
Definition: vlc_fourcc.h:468
int64_t REFERENCE_TIME
Definition: vlc_codecs.h:164
struct _GUID * LPGUID
static void fourcc_to_wf_tag(vlc_fourcc_t fcc, uint16_t *pi_tag)
Definition: vlc_codecs.h:401
static int guidcmpbase(const GUID *s1, const GUID *s2)
Definition: vlc_codecs.h:429
#define VLC_CODEC_WMA1
Definition: vlc_fourcc.h:467
#define WAVE_FORMAT_ADPCM
Definition: vlc_codecs.h:191
uint32_t Data1
Definition: vlc_codecs.h:39
#define VLC_CODEC_ADPCM_IMA_WAV
Definition: vlc_fourcc.h:497
#define WAVE_FORMAT_ALAW
Definition: vlc_codecs.h:193
#define VLC_CODEC_F32L
Definition: vlc_fourcc.h:559
#define WAVE_FORMAT_DK3
Definition: vlc_codecs.h:251
#define WAVE_FORMAT_WMA2
Definition: vlc_codecs.h:219
#define WAVE_FORMAT_WMAP
Definition: vlc_codecs.h:220
#define VLC_CODEC_G723_1
Definition: vlc_fourcc.h:509
uint8_t Data4[8]
Definition: vlc_codecs.h:42
#define VLC_CODEC_ADPCM_DK3
Definition: vlc_fourcc.h:501
#define VLC_FOURCC(a, b, c, d)
Definition: fourcc_gen.c:37
#define WAVE_FORMAT_SPEEX
Definition: vlc_codecs.h:274
struct ATTR_PACKED _WAVEFORMATEX * NPWAVEFORMATEX
#define WAVE_FORMAT_AMR_NB_2
Definition: vlc_codecs.h:202
#define WAVE_FORMAT_VORB_1PLUS
Definition: vlc_codecs.h:268
#define WAVE_FORMAT_WMAL
Definition: vlc_codecs.h:221
#define VLC_CODEC_MP4A
Definition: vlc_fourcc.h:460
#define WAVE_FORMAT_MULAW
Definition: vlc_codecs.h:194
vlc_fourcc_t i_fourcc
Definition: vlc_codecs.h:312
#define VLC_KSDATAFORMAT_SUBTYPE_ATRAC3P
Definition: vlc_codecs.h:282
struct ATTR_PACKED * VLC_PBITMAPINFOHEADER
#define WAVE_FORMAT_AAC_2
Definition: vlc_codecs.h:239
#define VLC_CODEC_METASOUND
Definition: vlc_fourcc.h:573
#define VLC_CODEC_ULEAD_DV_AUDIO_NTSC
Definition: vlc_fourcc.h:570
#define VLC_CODEC_WMAL
Definition: vlc_fourcc.h:470
#define VLC_WAVEFORMATEX_GUIDBASE
Definition: vlc_codecs.h:284
#define VLC_CODEC_WMAP
Definition: vlc_fourcc.h:469
#define VLC_CODEC_TRUESPEECH
Definition: vlc_fourcc.h:528
GUID vlc_guid_t
Definition: vlc_codecs.h:46
#define WAVE_FORMAT_ON2_AVC_2
Definition: vlc_codecs.h:235
static const struct @194 wave_format_tag_to_fourcc[]
#define VLC_CODEC_ALAW
Definition: vlc_fourcc.h:564
#define WAVE_FORMAT_UNKNOWN
Definition: vlc_codecs.h:189
#define WAVE_FORMAT_INDEO_AUDIO
Definition: vlc_codecs.h:232
#define WAVE_FORMAT_GSM_AMR_FIXED
Definition: vlc_codecs.h:248
struct ATTR_PACKED VLC_BITMAPINFO
struct _GUID * REFGUID
#define VLC_CODEC_AMR_NB
Definition: vlc_fourcc.h:512
#define WAVE_FORMAT_VORB_1
Definition: vlc_codecs.h:265
Definition: vlc_codecs.h:107
#define WAVE_FORMAT_AAC
Definition: vlc_codecs.h:214
uint16_t Data3
Definition: vlc_codecs.h:41
#define WAVE_FORMAT_FLAC
Definition: vlc_codecs.h:275
uint16_t i_tag
Definition: vlc_codecs.h:311
Definition: vlc_codecs.h:129
#define WAVE_FORMAT_GSM_AMR
Definition: vlc_codecs.h:249
struct ATTR_PACKED _WAVEHEADER WAVEHEADER
#define VLC_CODEC_SIPR
Definition: vlc_fourcc.h:518
uint32_t vlc_fourcc_t
Definition: fourcc_gen.c:33
#define WAVE_FORMAT_G723_1
Definition: vlc_codecs.h:272
#define WAVE_FORMAT_AMR_NB
Definition: vlc_codecs.h:207
#define WAVE_FORMAT_G726
Definition: vlc_codecs.h:204
#define WAVE_FORMAT_AAC_3
Definition: vlc_codecs.h:273
#define WAVE_FORMAT_ULEAD_DV_AUDIO_NTSC
Definition: vlc_codecs.h:225
#define VLC_CODEC_SPEEX
Definition: vlc_fourcc.h:476
#define VLC_CODEC_ADPCM_G726
Definition: vlc_fourcc.h:494
#define WAVE_FORMAT_AMR_WB
Definition: vlc_codecs.h:208
#define VLC_CODEC_GSM_MS
Definition: vlc_fourcc.h:523
#define WAVE_FORMAT_ULEAD_DV_AUDIO_PAL
Definition: vlc_codecs.h:226
#define VLC_CODEC_MULAW
Definition: vlc_fourcc.h:565
#define VLC_CODEC_VORBIS
Definition: vlc_fourcc.h:478
#define VLC_CODEC_ADPCM_CREATIVE
Definition: vlc_fourcc.h:503
#define WAVE_FORMAT_AAC_ADTS
Definition: vlc_codecs.h:238
#define WAVE_FORMAT_SIPRO
Definition: vlc_codecs.h:216
#define WAVE_FORMAT_DTS
Definition: vlc_codecs.h:244
#define VLC_CODEC_INDEO_AUDIO
Definition: vlc_fourcc.h:572
#define VLC_CODEC_S16L
Definition: vlc_fourcc.h:543
struct ATTR_PACKED RECT32
struct ATTR_PACKED VLC_BITMAPINFOHEADER
#define WAVE_FORMAT_CREATIVE_ADPCM
Definition: vlc_codecs.h:223
#define WAVE_FORMAT_VORBIS
Definition: vlc_codecs.h:257
#define VLC_CODEC_AMR_WB
Definition: vlc_fourcc.h:513
#define VLC_AMBISONIC_SUBTYPE_PCM
Definition: vlc_codecs.h:285
struct ATTR_PACKED _WAVEFORMATEXTENSIBLE * PWAVEFORMATEXTENSIBLE
#define WAVE_FORMAT_IEEE_FLOAT
Definition: vlc_codecs.h:192
struct ATTR_PACKED * VLC_LPBITMAPINFOHEADER
#define VLC_CODEC_ON2AVC
Definition: vlc_fourcc.h:574
#define WAVE_FORMAT_PCM
Definition: vlc_codecs.h:190
Definition: vlc_codecs.h:62
#define WAVE_FORMAT_HEAAC
Definition: vlc_codecs.h:241
#define WAVE_FORMAT_ON2_AVC
Definition: vlc_codecs.h:234
#define WAVE_FORMAT_ATRAC3
Definition: vlc_codecs.h:228
const char * psz_name
Definition: vlc_codecs.h:313
#define VLC_CODEC_ULEAD_DV_AUDIO_PAL
Definition: vlc_fourcc.h:571
#define WAVE_FORMAT_YAMAHA_ADPCM
Definition: vlc_codecs.h:198
#define VLC_CODEC_MP3
Definition: vlc_fourcc.h:667
#define VLC_CODEC_A52
Definition: vlc_fourcc.h:462
#define WAVE_FORMAT_VOXWARE_RT29
Definition: vlc_codecs.h:210
#define VLC_CODEC_S24L
Definition: vlc_fourcc.h:549
struct ATTR_PACKED VIDEOINFOHEADER
#define VLC_CODEC_IMC
Definition: vlc_fourcc.h:527
#define WAVE_FORMAT_MPEG
Definition: vlc_codecs.h:205
struct ATTR_PACKED _WAVEFORMATEXTENSIBLE WAVEFORMATEXTENSIBLE
#define WAVE_FORMAT_AAC_MS
Definition: vlc_codecs.h:215
#define WAVE_FORMAT_GSM610
Definition: vlc_codecs.h:200
#define WAVE_FORMAT_A52
Definition: vlc_codecs.h:243
#define VLC_CODEC_WMAS
Definition: vlc_fourcc.h:471
#define WAVE_FORMAT_G726_ADPCM
Definition: vlc_codecs.h:209
#define WAVE_FORMAT_IMC
Definition: vlc_codecs.h:231
struct ATTR_PACKED _WAVEFORMATEXTENSIBLE_IEC61937 WAVEFORMATEXTENSIBLE_IEC61937
#define WAVE_FORMAT_WMA1
Definition: vlc_codecs.h:218
struct ATTR_PACKED _WAVEFORMATEX * PWAVEFORMATEX
#define WAVE_FORMAT_AVCODEC_AAC
Definition: vlc_codecs.h:245
#define VLC_CODEC_ATRAC3
Definition: vlc_fourcc.h:525
#define VLC_KSDATAFORMAT_SUBTYPE_UNKNOWN
Definition: vlc_codecs.h:283
#define VLC_CODEC_ATRAC3P
Definition: vlc_fourcc.h:526
#define WAVE_FORMAT_TRUESPEECH
Definition: vlc_codecs.h:199
#define WAVE_FORMAT_DK4
Definition: vlc_codecs.h:252
const GUID guid_tag
Definition: vlc_codecs.h:417
uint16_t Data2
Definition: vlc_codecs.h:40
#define WAVE_FORMAT_MSG723
Definition: vlc_codecs.h:203
static int guidcmp(const GUID *s1, const GUID *s2)
Definition: vlc_codecs.h:436
#define WAVE_FORMAT_VORB_2PLUS
Definition: vlc_codecs.h:269
static const struct @195 sub_format_tag_to_fourcc[]
#define WAVE_FORMAT_IMA_ADPCM
Definition: vlc_codecs.h:197
#define WAVE_FORMAT_AAC_LATM
Definition: vlc_codecs.h:240
static void sf_tag_to_fourcc(const GUID *guid_tag, vlc_fourcc_t *fcc, const char **ppsz_name)
Definition: vlc_codecs.h:450
#define WAVE_FORMAT_SONY_ATRAC3
Definition: vlc_codecs.h:229
Definition: vlc_codecs.h:95
#define WAVE_FORMAT_VORB_3PLUS
Definition: vlc_codecs.h:270
struct _GUID GUID
struct ATTR_PACKED _WAVEFORMATEX WAVEFORMATEX
#define WAVE_FORMAT_VIVOG723
Definition: vlc_codecs.h:212
#define WAVE_FORMAT_VORB_3
Definition: vlc_codecs.h:267
#define WAVE_FORMAT_MSNAUDIO
Definition: vlc_codecs.h:201
#define VLC_CODEC_UNKNOWN
Definition: vlc_fourcc.h:27
#define WAVE_FORMAT_DIVIO_AAC
Definition: vlc_codecs.h:246
#define VLC_CODEC_MPGA
Definition: vlc_fourcc.h:459
struct ATTR_PACKED * VLC_LPBITMAPINFO
#define VLC_AMBISONIC_SUBTYPE_IEEE_FLOAT
Definition: vlc_codecs.h:286