diff options
Diffstat (limited to 'psxdev/xadecode.h')
| -rw-r--r-- | psxdev/xadecode.h | 184 |
1 files changed, 92 insertions, 92 deletions
diff --git a/psxdev/xadecode.h b/psxdev/xadecode.h index 4714667..b886285 100644 --- a/psxdev/xadecode.h +++ b/psxdev/xadecode.h @@ -1,92 +1,92 @@ -/*
- author: unknown, probably bitmaster?
- slightly modified by dbalster
-*/
-
-#include "generic.h"
-
-#ifndef XADECODE_H
-#define XADECODE_H
-
-#define USE_FXD 1
-
-#define kNumOfSamples 224
-#define kNumOfSGs 18
-
-#define XAFile 0
-#define XAChannel 1
-#define XAType 2
-#define XAFlags 3
-/* bits in XAFlags byte */
-#define XAFStereo 1<<0
-#define XAFHalfHz 1<<2
-
-#define XAAUDIO 0x64
-#define XAVIDEO 0x48
-#define XABREAK 0xE4
-#define XACURRENT 0x100 /* for application use only! */
-#define XANONE 0x200 /* for application use only! */
-#define XAAV 0x400 /* for application use only! */
-
-#define max(a,b) (a<b?b:a)
-#define min(a,b) (a>b?b:a)
-
-#define FXD_FxdToPCM(dt) (max(min((short)((dt)>>16), 32767), -32768))
-#define DblToPCM(dt) (short)(max(min((dt), 32767), -32768))
-
-#define WHP_READ68_AUTO(fp, dt) WHP_Read68(dt, sizeof(*(dt)), 1, fp)
-#define WHP_WRITE68_AUTO(fp, dt) WHP_Write68(dt, sizeof(*(dt)), 1, fp)
-
-#define WHP_CNV_SHORT68(dt, ndt) WHP_CnvEndianShort((dt), (ndt))
-#define WHP_CNV_LONG68(dt, ndt) WHP_CnvEndianLong((dt), (ndt))
-
-#if USE_FXD
-#define FXD_FxdToPcm16(dt) (max(min((dt)/2, 32767), -32768))
-#define FXD_Pcm16ToFxd(dt) ((long)dt*2)
-#endif
-
-#define XAWAVBUFSIZE (kNumOfSamples*kNumOfSGs*2)
-
-typedef char SoundGroup[128];
-
-typedef struct SoundSector {
- char sectorFiller[8];
- SoundGroup SoundGroups[kNumOfSGs];
-} PACKED SoundSector;
-
-typedef unsigned long DWORD;
-typedef unsigned short WORD;
-
-#if USE_FXD
-typedef long FXD;
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-long decodeSoundSect(SoundSector *ssct, char *wav);
-long decodeSoundSect1(SoundSector *ssct, char *wav);
-long convXaToWave(char *adp, char *wav, int cn, int fn_s, int fn_e);
-void initXaDecode(void);
-void switchXaDecode(int channel);
-void saveXaDecode(int channel);
-void reinitXaDecode(int channel);
-signed char getSoundData(char *buf, long unit, long sample);
-signed char getFilter(char *buf, long unit);
-signed char getRange(char *buf, long unit);
-char xachannel(SoundSector *ss);
-unsigned char xatype(SoundSector *ss);
-char xafileno(SoundSector *ss);
-char xastereo(SoundSector *ss);
-char xahalfhz(SoundSector *ss);
-
-#if USE_FXD
-FXD FXD_FixMul(FXD a, FXD b);
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
+/* + author: unknown, probably bitmaster? + slightly modified by dbalster +*/ + +#include "generic.h" + +#ifndef XADECODE_H +#define XADECODE_H + +#define USE_FXD 1 + +#define kNumOfSamples 224 +#define kNumOfSGs 18 + +#define XAFile 0 +#define XAChannel 1 +#define XAType 2 +#define XAFlags 3 +/* bits in XAFlags byte */ +#define XAFStereo 1<<0 +#define XAFHalfHz 1<<2 + +#define XAAUDIO 0x64 +#define XAVIDEO 0x48 +#define XABREAK 0xE4 +#define XACURRENT 0x100 /* for application use only! */ +#define XANONE 0x200 /* for application use only! */ +#define XAAV 0x400 /* for application use only! */ + +#define max(a,b) (a<b?b:a) +#define min(a,b) (a>b?b:a) + +#define FXD_FxdToPCM(dt) (max(min((short)((dt)>>16), 32767), -32768)) +#define DblToPCM(dt) (short)(max(min((dt), 32767), -32768)) + +#define WHP_READ68_AUTO(fp, dt) WHP_Read68(dt, sizeof(*(dt)), 1, fp) +#define WHP_WRITE68_AUTO(fp, dt) WHP_Write68(dt, sizeof(*(dt)), 1, fp) + +#define WHP_CNV_SHORT68(dt, ndt) WHP_CnvEndianShort((dt), (ndt)) +#define WHP_CNV_LONG68(dt, ndt) WHP_CnvEndianLong((dt), (ndt)) + +#if USE_FXD +#define FXD_FxdToPcm16(dt) (max(min((dt)/2, 32767), -32768)) +#define FXD_Pcm16ToFxd(dt) ((long)dt*2) +#endif + +#define XAWAVBUFSIZE (kNumOfSamples*kNumOfSGs*2) + +typedef char SoundGroup[128]; + +typedef struct SoundSector { + char sectorFiller[8]; + SoundGroup SoundGroups[kNumOfSGs]; +} PACKED SoundSector; + +typedef unsigned long DWORD; +typedef unsigned short WORD; + +#if USE_FXD +typedef long FXD; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +long decodeSoundSect(SoundSector *ssct, char *wav); +long decodeSoundSect1(SoundSector *ssct, char *wav); +long convXaToWave(char *adp, char *wav, int cn, int fn_s, int fn_e); +void initXaDecode(void); +void switchXaDecode(int channel); +void saveXaDecode(int channel); +void reinitXaDecode(int channel); +signed char getSoundData(char *buf, long unit, long sample); +signed char getFilter(char *buf, long unit); +signed char getRange(char *buf, long unit); +char xachannel(SoundSector *ss); +unsigned char xatype(SoundSector *ss); +char xafileno(SoundSector *ss); +char xastereo(SoundSector *ss); +char xahalfhz(SoundSector *ss); + +#if USE_FXD +FXD FXD_FixMul(FXD a, FXD b); +#endif + +#ifdef __cplusplus +} +#endif + +#endif |