diff options
| -rw-r--r-- | Common/AudioFormat.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/Common/AudioFormat.h b/Common/AudioFormat.h deleted file mode 100644 index ac0a2b0..0000000 --- a/Common/AudioFormat.h +++ /dev/null @@ -1,134 +0,0 @@ -#ifndef FORMATS_H -#define FORMATS_H 1 - -#include <endian.h> -#include <byteswap.h> - -/* Definitions for .VOC files */ - -#define VOC_MAGIC_STRING "Creative Voice File\x1A" -#define VOC_ACTUAL_VERSION 0x010A -#define VOC_SAMPLESIZE 8 - -#define VOC_MODE_MONO 0 -#define VOC_MODE_STEREO 1 - -#define VOC_DATALEN(bp) ((u_long)(bp->datalen) | \ - ((u_long)(bp->datalen_m) << 8) | \ - ((u_long)(bp->datalen_h) << 16) ) - -typedef struct voc_header { - u_char magic[20]; /* must be MAGIC_STRING */ - u_short headerlen; /* Headerlength, should be 0x1A */ - u_short version; /* VOC-file version */ - u_short coded_ver; /* 0x1233-version */ -} VocHeader; - -typedef struct voc_blocktype { - u_char type; - u_char datalen; /* low-byte */ - u_char datalen_m; /* medium-byte */ - u_char datalen_h; /* high-byte */ -} VocBlockType; - -typedef struct voc_voice_data { - u_char tc; - u_char pack; -} VocVoiceData; - -typedef struct voc_ext_block { - u_short tc; - u_char pack; - u_char mode; -} VocExtBlock; - -/* Definitions for Microsoft WAVE format */ - -#if __BYTE_ORDER == __LITTLE_ENDIAN -#define COMPOSE_ID(a,b,c,d) ((a) | ((b)<<8) | ((c)<<16) | ((d)<<24)) -#define LE_SHORT(v) (v) -#define LE_INT(v) (v) -#define BE_SHORT(v) bswap_16(v) -#define BE_INT(v) bswap_32(v) -#elif __BYTE_ORDER == __BIG_ENDIAN -#define COMPOSE_ID(a,b,c,d) ((d) | ((c)<<8) | ((b)<<16) | ((a)<<24)) -#define LE_SHORT(v) bswap_16(v) -#define LE_INT(v) bswap_32(v) -#define BE_SHORT(v) (v) -#define BE_INT(v) (v) -#else -#error "Wrong endian" -#endif - -/* Note: the following macros evaluate the parameter v twice */ -#define TO_CPU_SHORT(v, be) \ - ((be) ? BE_SHORT(v) : LE_SHORT(v)) -#define TO_CPU_INT(v, be) \ - ((be) ? BE_INT(v) : LE_INT(v)) - -#define WAV_RIFF COMPOSE_ID('R','I','F','F') -#define WAV_RIFX COMPOSE_ID('R','I','F','X') -#define WAV_WAVE COMPOSE_ID('W','A','V','E') -#define WAV_FMT COMPOSE_ID('f','m','t',' ') -#define WAV_DATA COMPOSE_ID('d','a','t','a') - -/* WAVE fmt block constants from Microsoft mmreg.h header */ -#define WAV_FMT_PCM 0x0001 -#define WAV_FMT_IEEE_FLOAT 0x0003 -#define WAV_FMT_DOLBY_AC3_SPDIF 0x0092 -#define WAV_FMT_EXTENSIBLE 0xfffe - -/* Used with WAV_FMT_EXTENSIBLE format */ -#define WAV_GUID_TAG "\x00\x00\x00\x00\x10\x00\x80\x00\x00\xAA\x00\x38\x9B\x71" - -/* it's in chunks like .voc and AMIGA iff, but my source say there - are in only in this combination, so I combined them in one header; - it works on all WAVE-file I have - */ -typedef struct { - u_int magic; /* 'RIFF' */ - u_int length; /* filelen */ - u_int type; /* 'WAVE' */ -} WaveHeader; - -typedef struct { - u_short format; /* see WAV_FMT_* */ - u_short channels; - u_int sample_fq; /* frequence of sample */ - u_int byte_p_sec; - u_short byte_p_spl; /* samplesize; 1 or 2 bytes */ - u_short bit_p_spl; /* 8, 12 or 16 bit */ -} WaveFmtBody; - -typedef struct { - WaveFmtBody format; - u_short ext_size; - u_short bit_p_spl; - u_int channel_mask; - u_short guid_format; /* WAV_FMT_* */ - u_char guid_tag[14]; /* WAV_GUID_TAG */ -} WaveFmtExtensibleBody; - -typedef struct { - u_int type; /* 'data' */ - u_int length; /* samplecount */ -} WaveChunkHeader; - -/* Definitions for Sparc .au header */ - -#define AU_MAGIC COMPOSE_ID('.','s','n','d') - -#define AU_FMT_ULAW 1 -#define AU_FMT_LIN8 2 -#define AU_FMT_LIN16 3 - -typedef struct au_header { - u_int magic; /* '.snd' */ - u_int hdr_size; /* size of header (min 24) */ - u_int data_size; /* size of data */ - u_int encoding; /* see to AU_FMT_XXXX */ - u_int sample_rate; /* sample rate */ - u_int channels; /* number of channels (voices) */ -} AuHeader; - -#endif /* FORMATS */ |