71 #define SDL_AUDIO_MASK_BITSIZE (0xFF) 72 #define SDL_AUDIO_MASK_DATATYPE (1<<8) 73 #define SDL_AUDIO_MASK_ENDIAN (1<<12) 74 #define SDL_AUDIO_MASK_SIGNED (1<<15) 75 #define SDL_AUDIO_BITSIZE(x) (x & SDL_AUDIO_MASK_BITSIZE) 76 #define SDL_AUDIO_ISFLOAT(x) (x & SDL_AUDIO_MASK_DATATYPE) 77 #define SDL_AUDIO_ISBIGENDIAN(x) (x & SDL_AUDIO_MASK_ENDIAN) 78 #define SDL_AUDIO_ISSIGNED(x) (x & SDL_AUDIO_MASK_SIGNED) 79 #define SDL_AUDIO_ISINT(x) (!SDL_AUDIO_ISFLOAT(x)) 80 #define SDL_AUDIO_ISLITTLEENDIAN(x) (!SDL_AUDIO_ISBIGENDIAN(x)) 81 #define SDL_AUDIO_ISUNSIGNED(x) (!SDL_AUDIO_ISSIGNED(x)) 89 #define AUDIO_U8 0x0008 90 #define AUDIO_S8 0x8008 91 #define AUDIO_U16LSB 0x0010 92 #define AUDIO_S16LSB 0x8010 93 #define AUDIO_U16MSB 0x1010 94 #define AUDIO_S16MSB 0x9010 95 #define AUDIO_U16 AUDIO_U16LSB 96 #define AUDIO_S16 AUDIO_S16LSB 103 #define AUDIO_S32LSB 0x8020 104 #define AUDIO_S32MSB 0x9020 105 #define AUDIO_S32 AUDIO_S32LSB 112 #define AUDIO_F32LSB 0x8120 113 #define AUDIO_F32MSB 0x9120 114 #define AUDIO_F32 AUDIO_F32LSB 121 #if SDL_BYTEORDER == SDL_LIL_ENDIAN 122 #define AUDIO_U16SYS AUDIO_U16LSB 123 #define AUDIO_S16SYS AUDIO_S16LSB 124 #define AUDIO_S32SYS AUDIO_S32LSB 125 #define AUDIO_F32SYS AUDIO_F32LSB 127 #define AUDIO_U16SYS AUDIO_U16MSB 128 #define AUDIO_S16SYS AUDIO_S16MSB 129 #define AUDIO_S32SYS AUDIO_S32MSB 130 #define AUDIO_F32SYS AUDIO_F32MSB 140 #define SDL_AUDIO_ALLOW_FREQUENCY_CHANGE 0x00000001 141 #define SDL_AUDIO_ALLOW_FORMAT_CHANGE 0x00000002 142 #define SDL_AUDIO_ALLOW_CHANNELS_CHANGE 0x00000004 143 #define SDL_AUDIO_ALLOW_ANY_CHANGE (SDL_AUDIO_ALLOW_FREQUENCY_CHANGE|SDL_AUDIO_ALLOW_FORMAT_CHANGE|SDL_AUDIO_ALLOW_CHANNELS_CHANGE) 183 typedef void (SDLCALL * SDL_AudioFilter) (
struct SDL_AudioCVT * cvt,
195 #define SDL_AUDIOCVT_PACKED __attribute__((packed)) 197 #define SDL_AUDIOCVT_PACKED 211 SDL_AudioFilter filters[10];
225 extern DECLSPEC
int SDLCALL SDL_GetNumAudioDrivers(
void);
226 extern DECLSPEC
const char *SDLCALL SDL_GetAudioDriver(
int index);
237 extern DECLSPEC
int SDLCALL SDL_AudioInit(
const char *driver_name);
238 extern DECLSPEC
void SDLCALL SDL_AudioQuit(
void);
371 SDL_AUDIO_STOPPED = 0,
375 extern DECLSPEC SDL_AudioStatus SDLCALL SDL_GetAudioStatus(
void);
377 extern DECLSPEC SDL_AudioStatus SDLCALL
378 SDL_GetAudioDeviceStatus(SDL_AudioDeviceID dev);
391 extern DECLSPEC
void SDLCALL SDL_PauseAudio(
int pause_on);
392 extern DECLSPEC
void SDLCALL SDL_PauseAudioDevice(SDL_AudioDeviceID dev,
425 #define SDL_LoadWAV(file, spec, audio_buf, audio_len) \ 426 SDL_LoadWAV_RW(SDL_RWFromFile(file, "rb"),1, spec,audio_buf,audio_len) 443 SDL_AudioFormat src_format,
446 SDL_AudioFormat dst_format,
462 #define SDL_MIX_MAXVOLUME 128 480 SDL_AudioFormat format,
522 extern DECLSPEC
int SDLCALL
SDL_QueueAudio(SDL_AudioDeviceID dev,
const void *data,
Uint32 len);
652 extern DECLSPEC
void SDLCALL SDL_LockAudio(
void);
653 extern DECLSPEC
void SDLCALL SDL_LockAudioDevice(SDL_AudioDeviceID dev);
654 extern DECLSPEC
void SDLCALL SDL_UnlockAudio(
void);
655 extern DECLSPEC
void SDLCALL SDL_UnlockAudioDevice(SDL_AudioDeviceID dev);
662 extern DECLSPEC
void SDLCALL SDL_CloseAudioDevice(SDL_AudioDeviceID dev);
int len_cvt
Definition: SDL_audio.h:208
DECLSPEC SDL_AudioSpec *SDLCALL SDL_LoadWAV_RW(SDL_RWops *src, int freesrc, SDL_AudioSpec *spec, Uint8 **audio_buf, Uint32 *audio_len)
uint8_t Uint8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:143
Definition: SDL_audio.h:168
DECLSPEC void SDLCALL SDL_CloseAudio(void)
DECLSPEC int SDLCALL SDL_OpenAudio(SDL_AudioSpec *desired, SDL_AudioSpec *obtained)
DECLSPEC void SDLCALL SDL_FreeWAV(Uint8 *audio_buf)
Uint16 padding
Definition: SDL_audio.h:175
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:159
int needed
Definition: SDL_audio.h:202
DECLSPEC const char *SDLCALL SDL_GetAudioDeviceName(int index, int iscapture)
Uint8 channels
Definition: SDL_audio.h:172
uint16_t Uint16
An unsigned 16-bit integer type.
Definition: SDL_stdinc.h:151
void(SDLCALL * SDL_AudioCallback)(void *userdata, Uint8 *stream, int len)
Definition: SDL_audio.h:162
void * userdata
Definition: SDL_audio.h:178
double rate_incr
Definition: SDL_audio.h:205
DECLSPEC void SDLCALL SDL_MixAudioFormat(Uint8 *dst, const Uint8 *src, SDL_AudioFormat format, Uint32 len, int volume)
DECLSPEC int SDLCALL SDL_GetNumAudioDevices(int iscapture)
Uint8 * buf
Definition: SDL_audio.h:206
#define SDL_AUDIOCVT_PACKED
Definition: SDL_audio.h:197
SDL_AudioFormat src_format
Definition: SDL_audio.h:203
struct SDL_AudioSpec SDL_AudioSpec
int len_mult
Definition: SDL_audio.h:209
DECLSPEC void SDLCALL SDL_MixAudio(Uint8 *dst, const Uint8 *src, Uint32 len, int volume)
double len_ratio
Definition: SDL_audio.h:210
Uint32 size
Definition: SDL_audio.h:176
SDL_AudioFormat format
Definition: SDL_audio.h:171
Definition: SDL_audio.h:200
DECLSPEC int SDLCALL SDL_ConvertAudio(SDL_AudioCVT *cvt)
int len
Definition: SDL_audio.h:207
DECLSPEC int SDLCALL SDL_BuildAudioCVT(SDL_AudioCVT *cvt, SDL_AudioFormat src_format, Uint8 src_channels, int src_rate, SDL_AudioFormat dst_format, Uint8 dst_channels, int dst_rate)
Uint32 SDL_AudioDeviceID
Definition: SDL_audio.h:304
DECLSPEC const char *SDLCALL SDL_GetCurrentAudioDriver(void)
DECLSPEC Uint32 SDLCALL SDL_GetQueuedAudioSize(SDL_AudioDeviceID dev)
DECLSPEC void SDLCALL SDL_ClearQueuedAudio(SDL_AudioDeviceID dev)
SDL_AudioFormat dst_format
Definition: SDL_audio.h:204
DECLSPEC Uint32 SDLCALL SDL_DequeueAudio(SDL_AudioDeviceID dev, void *data, Uint32 len)
Uint16 SDL_AudioFormat
Audio format flags.
Definition: SDL_audio.h:64
Uint8 silence
Definition: SDL_audio.h:173
int filter_index
Definition: SDL_audio.h:212
Uint16 samples
Definition: SDL_audio.h:174
DECLSPEC int SDLCALL SDL_QueueAudio(SDL_AudioDeviceID dev, const void *data, Uint32 len)
int freq
Definition: SDL_audio.h:170
DECLSPEC SDL_AudioDeviceID SDLCALL SDL_OpenAudioDevice(const char *device, int iscapture, const SDL_AudioSpec *desired, SDL_AudioSpec *obtained, int allowed_changes)
Definition: SDL_rwops.h:52
SDL_AudioCallback callback
Definition: SDL_audio.h:177