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AIFF.h
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上传用户：xjjlds
上传日期：2015-12-05
资源大小：22823k
文件大小：9k
源码类别：

多媒体编程

开发平台：

Visual C++

AIFF.h：源码内容
  1. /*
  2.      File:       AIFF.h
  3.  
  4.      Contains:   Definition of AIFF file format components.
  5.  
  6.      Version:    Technology: System 8.5
  7.                  Release:    QuickTime 6.0.2
  8.  
  9.      Copyright:  (c) 1989-2001 by Apple Computer, Inc., all rights reserved.
  10.  
  11.      Bugs?:      For bug reports, consult the following page on
  12.                  the World Wide Web:
  13.  
  14.                      http://developer.apple.com/bugreporter/
  15.  
  16. */
  17. #ifndef __AIFF__
  18. #define __AIFF__
  20. #ifndef __MACTYPES__
  21. #include "MacTypes.h"
  22. #endif
  27. #if PRAGMA_ONCE
  28. #pragma once
  29. #endif
  31. #ifdef __cplusplus
  32. extern "C" {
  33. #endif
  35. #if PRAGMA_IMPORT
  36. #pragma import on
  37. #endif
  39. #if PRAGMA_STRUCT_ALIGN
  40.     #pragma options align=mac68k
  41. #elif PRAGMA_STRUCT_PACKPUSH
  42.     #pragma pack(push, 2)
  43. #elif PRAGMA_STRUCT_PACK
  44.     #pragma pack(2)
  45. #endif
  47. enum {
  48.     AIFFID                      = FOUR_CHAR_CODE('AIFF'),
  49.     AIFCID                      = FOUR_CHAR_CODE('AIFC'),
  50.     FormatVersionID             = FOUR_CHAR_CODE('FVER'),
  51.     CommonID                    = FOUR_CHAR_CODE('COMM'),
  52.     FORMID                      = FOUR_CHAR_CODE('FORM'),
  53.     SoundDataID                 = FOUR_CHAR_CODE('SSND'),
  54.     MarkerID                    = FOUR_CHAR_CODE('MARK'),
  55.     InstrumentID                = FOUR_CHAR_CODE('INST'),
  56.     MIDIDataID                  = FOUR_CHAR_CODE('MIDI'),
  57.     AudioRecordingID            = FOUR_CHAR_CODE('AESD'),
  58.     ApplicationSpecificID       = FOUR_CHAR_CODE('APPL'),
  59.     CommentID                   = FOUR_CHAR_CODE('COMT'),
  60.     NameID                      = FOUR_CHAR_CODE('NAME'),
  61.     AuthorID                    = FOUR_CHAR_CODE('AUTH'),
  62.     CopyrightID                 = FOUR_CHAR_CODE('(c) '),
  63.     AnnotationID                = FOUR_CHAR_CODE('ANNO')
  64. };
  66. enum {
  67.     NoLooping                   = 0,
  68.     ForwardLooping              = 1,
  69.     ForwardBackwardLooping      = 2
  70. };
  72. enum {
  73.                                                                 /* AIFF-C Versions */
  74.     AIFCVersion1                = (long)0xA2805140
  75. };
  79. /* Compression Names */
  80. #define NoneName "pnot compressed"
  81. #define ACE2to1Name "pACE 2-to-1"
  82. #define ACE8to3Name "pACE 8-to-3"
  83. #define MACE3to1Name "pMACE 3-to-1"
  84. #define MACE6to1Name "pMACE 6-to-1"
  86. enum {
  87.                                                                 /* Compression Types */
  88.     NoneType                    = FOUR_CHAR_CODE('NONE'),
  89.     ACE2Type                    = FOUR_CHAR_CODE('ACE2'),
  90.     ACE8Type                    = FOUR_CHAR_CODE('ACE8'),
  91.     MACE3Type                   = FOUR_CHAR_CODE('MAC3'),
  92.     MACE6Type                   = FOUR_CHAR_CODE('MAC6')
  93. };
  95. typedef unsigned long                   ID;
  96. typedef short                           MarkerIdType;
  98. struct ChunkHeader {
  99.     ID                              ckID;
  100.     long                            ckSize;
  101. };
  102. typedef struct ChunkHeader              ChunkHeader;
  104. struct ContainerChunk {
  105.     ID                              ckID;
  106.     long                            ckSize;
  107.     ID                              formType;
  108. };
  109. typedef struct ContainerChunk           ContainerChunk;
  111. struct FormatVersionChunk {
  112.     ID                              ckID;
  113.     long                            ckSize;
  114.     unsigned long                   timestamp;
  115. };
  116. typedef struct FormatVersionChunk       FormatVersionChunk;
  117. typedef FormatVersionChunk *            FormatVersionChunkPtr;
  119. struct CommonChunk {
  120.     ID                              ckID;
  121.     long                            ckSize;
  122.     short                           numChannels;
  123.     unsigned long                   numSampleFrames;
  124.     short                           sampleSize;
  125.     extended80                      sampleRate;
  126. };
  127. typedef struct CommonChunk              CommonChunk;
  128. typedef CommonChunk *                   CommonChunkPtr;
  130. struct ExtCommonChunk {
  131.     ID                              ckID;
  132.     long                            ckSize;
  133.     short                           numChannels;
  134.     unsigned long                   numSampleFrames;
  135.     short                           sampleSize;
  136.     extended80                      sampleRate;
  137.     ID                              compressionType;
  138.     char                            compressionName[1];         /* variable length array, Pascal string */
  139. };
  140. typedef struct ExtCommonChunk           ExtCommonChunk;
  141. typedef ExtCommonChunk *                ExtCommonChunkPtr;
  143. struct SoundDataChunk {
  144.     ID                              ckID;
  145.     long                            ckSize;
  146.     unsigned long                   offset;
  147.     unsigned long                   blockSize;
  148. };
  149. typedef struct SoundDataChunk           SoundDataChunk;
  150. typedef SoundDataChunk *                SoundDataChunkPtr;
  152. struct Marker {
  153.     MarkerIdType                    id;
  154.     unsigned long                   position;
  155.     Str255                          markerName;
  156. };
  157. typedef struct Marker                   Marker;
  159. struct MarkerChunk {
  160.     ID                              ckID;
  161.     long                            ckSize;
  162.     unsigned short                  numMarkers;
  163.     Marker                          Markers[1];                 /* variable length array */
  164. };
  165. typedef struct MarkerChunk              MarkerChunk;
  166. typedef MarkerChunk *                   MarkerChunkPtr;
  168. struct AIFFLoop {
  169.     short                           playMode;
  170.     MarkerIdType                    beginLoop;
  171.     MarkerIdType                    endLoop;
  172. };
  173. typedef struct AIFFLoop                 AIFFLoop;
  175. struct InstrumentChunk {
  176.     ID                              ckID;
  177.     long                            ckSize;
  178.     UInt8                           baseFrequency;
  179.     UInt8                           detune;
  180.     UInt8                           lowFrequency;
  181.     UInt8                           highFrequency;
  182.     UInt8                           lowVelocity;
  183.     UInt8                           highVelocity;
  184.     short                           gain;
  185.     AIFFLoop                        sustainLoop;
  186.     AIFFLoop                        releaseLoop;
  187. };
  188. typedef struct InstrumentChunk          InstrumentChunk;
  189. typedef InstrumentChunk *               InstrumentChunkPtr;
  191. struct MIDIDataChunk {
  192.     ID                              ckID;
  193.     long                            ckSize;
  194.     UInt8                           MIDIdata[1];                /* variable length array */
  195. };
  196. typedef struct MIDIDataChunk            MIDIDataChunk;
  197. typedef MIDIDataChunk *                 MIDIDataChunkPtr;
  199. struct AudioRecordingChunk {
  200.     ID                              ckID;
  201.     long                            ckSize;
  202.     UInt8                           AESChannelStatus[24];
  203. };
  204. typedef struct AudioRecordingChunk      AudioRecordingChunk;
  205. typedef AudioRecordingChunk *           AudioRecordingChunkPtr;
  207. struct ApplicationSpecificChunk {
  208.     ID                              ckID;
  209.     long                            ckSize;
  210.     OSType                          applicationSignature;
  211.     UInt8                           data[1];                    /* variable length array */
  212. };
  213. typedef struct ApplicationSpecificChunk ApplicationSpecificChunk;
  214. typedef ApplicationSpecificChunk *      ApplicationSpecificChunkPtr;
  216. struct Comment {
  217.     unsigned long                   timeStamp;
  218.     MarkerIdType                    marker;
  219.     unsigned short                  count;
  220.     char                            text[1];                    /* variable length array, Pascal string */
  221. };
  222. typedef struct Comment                  Comment;
  224. struct CommentsChunk {
  225.     ID                              ckID;
  226.     long                            ckSize;
  227.     unsigned short                  numComments;
  228.     Comment                         comments[1];                /* variable length array */
  229. };
  230. typedef struct CommentsChunk            CommentsChunk;
  231. typedef CommentsChunk *                 CommentsChunkPtr;
  233. struct TextChunk {
  234.     ID                              ckID;
  235.     long                            ckSize;
  236.     char                            text[1];                    /* variable length array, Pascal string */
  237. };
  238. typedef struct TextChunk                TextChunk;
  239. typedef TextChunk *                     TextChunkPtr;
  241. #if PRAGMA_STRUCT_ALIGN
  242.     #pragma options align=reset
  243. #elif PRAGMA_STRUCT_PACKPUSH
  244.     #pragma pack(pop)
  245. #elif PRAGMA_STRUCT_PACK
  246.     #pragma pack()
  247. #endif
  249. #ifdef PRAGMA_IMPORT_OFF
  250. #pragma import off
  251. #elif PRAGMA_IMPORT
  252. #pragma import reset
  253. #endif
  255. #ifdef __cplusplus
  256. }
  257. #endif
  259. #endif /* __AIFF__ */