73#define SDL_AUDIO_MASK_BITSIZE (0xFF)
74#define SDL_AUDIO_MASK_DATATYPE (1<<8)
75#define SDL_AUDIO_MASK_ENDIAN (1<<12)
76#define SDL_AUDIO_MASK_SIGNED (1<<15)
77#define SDL_AUDIO_BITSIZE(x) (x & SDL_AUDIO_MASK_BITSIZE)
78#define SDL_AUDIO_ISFLOAT(x) (x & SDL_AUDIO_MASK_DATATYPE)
79#define SDL_AUDIO_ISBIGENDIAN(x) (x & SDL_AUDIO_MASK_ENDIAN)
80#define SDL_AUDIO_ISSIGNED(x) (x & SDL_AUDIO_MASK_SIGNED)
81#define SDL_AUDIO_ISINT(x) (!SDL_AUDIO_ISFLOAT(x))
82#define SDL_AUDIO_ISLITTLEENDIAN(x) (!SDL_AUDIO_ISBIGENDIAN(x))
83#define SDL_AUDIO_ISUNSIGNED(x) (!SDL_AUDIO_ISSIGNED(x))
91#define AUDIO_U8 0x0008
92#define AUDIO_S8 0x8008
93#define AUDIO_U16LSB 0x0010
94#define AUDIO_S16LSB 0x8010
95#define AUDIO_U16MSB 0x1010
96#define AUDIO_S16MSB 0x9010
97#define AUDIO_U16 AUDIO_U16LSB
98#define AUDIO_S16 AUDIO_S16LSB
105#define AUDIO_S32LSB 0x8020
106#define AUDIO_S32MSB 0x9020
107#define AUDIO_S32 AUDIO_S32LSB
114#define AUDIO_F32LSB 0x8120
115#define AUDIO_F32MSB 0x9120
116#define AUDIO_F32 AUDIO_F32LSB
123#if SDL_BYTEORDER == SDL_LIL_ENDIAN
124#define AUDIO_U16SYS AUDIO_U16LSB
125#define AUDIO_S16SYS AUDIO_S16LSB
126#define AUDIO_S32SYS AUDIO_S32LSB
127#define AUDIO_F32SYS AUDIO_F32LSB
129#define AUDIO_U16SYS AUDIO_U16MSB
130#define AUDIO_S16SYS AUDIO_S16MSB
131#define AUDIO_S32SYS AUDIO_S32MSB
132#define AUDIO_F32SYS AUDIO_F32MSB
142#define SDL_AUDIO_ALLOW_FREQUENCY_CHANGE 0x00000001
143#define SDL_AUDIO_ALLOW_FORMAT_CHANGE 0x00000002
144#define SDL_AUDIO_ALLOW_CHANNELS_CHANGE 0x00000004
145#define SDL_AUDIO_ALLOW_SAMPLES_CHANGE 0x00000008
146#define SDL_AUDIO_ALLOW_ANY_CHANGE (SDL_AUDIO_ALLOW_FREQUENCY_CHANGE|SDL_AUDIO_ALLOW_FORMAT_CHANGE|SDL_AUDIO_ALLOW_CHANNELS_CHANGE|SDL_AUDIO_ALLOW_SAMPLES_CHANGE)
195typedef void (SDLCALL * SDL_AudioFilter) (
struct SDL_AudioCVT * cvt,
205#define SDL_AUDIOCVT_MAX_FILTERS 9
217#if defined(__GNUC__) && !defined(__CHERI_PURE_CAPABILITY__)
226#define SDL_AUDIOCVT_PACKED __attribute__((packed))
228#define SDL_AUDIOCVT_PACKED
674 int allowed_changes);
686 SDL_AUDIO_STOPPED = 0,
880#define SDL_LoadWAV(file, spec, audio_buf, audio_len) \
881 SDL_LoadWAV_RW(SDL_RWFromFile(file, "rb"),1, spec,audio_buf,audio_len)
988struct _SDL_AudioStream;
989typedef struct _SDL_AudioStream SDL_AudioStream;
1012 const Uint8 src_channels,
1015 const Uint8 dst_channels,
1016 const int dst_rate);
1121#define SDL_MIX_MAXVOLUME 128
1146 Uint32 len,
int volume);
1181 Uint32 len,
int volume);
DECLSPEC void SDLCALL SDL_ClearQueuedAudio(SDL_AudioDeviceID dev)
DECLSPEC Uint32 SDLCALL SDL_GetQueuedAudioSize(SDL_AudioDeviceID dev)
DECLSPEC int SDLCALL SDL_QueueAudio(SDL_AudioDeviceID dev, const void *data, Uint32 len)
DECLSPEC const char *SDLCALL SDL_GetCurrentAudioDriver(void)
DECLSPEC SDL_AudioSpec *SDLCALL SDL_LoadWAV_RW(SDL_RWops *src, int freesrc, SDL_AudioSpec *spec, Uint8 **audio_buf, Uint32 *audio_len)
DECLSPEC void SDLCALL SDL_MixAudioFormat(Uint8 *dst, const Uint8 *src, SDL_AudioFormat format, Uint32 len, int volume)
DECLSPEC int SDLCALL SDL_OpenAudio(SDL_AudioSpec *desired, SDL_AudioSpec *obtained)
DECLSPEC void SDLCALL SDL_UnlockAudioDevice(SDL_AudioDeviceID dev)
void(SDLCALL * SDL_AudioCallback)(void *userdata, Uint8 *stream, int len)
Definition: SDL_audio.h:165
#define SDL_AUDIOCVT_MAX_FILTERS
Upper limit of filters in SDL_AudioCVT.
Definition: SDL_audio.h:205
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)
DECLSPEC int SDLCALL SDL_AudioStreamAvailable(SDL_AudioStream *stream)
DECLSPEC int SDLCALL SDL_GetDefaultAudioInfo(char **name, SDL_AudioSpec *spec, int iscapture)
DECLSPEC void SDLCALL SDL_AudioQuit(void)
Uint16 SDL_AudioFormat
Audio format flags.
Definition: SDL_audio.h:66
DECLSPEC SDL_AudioStream *SDLCALL SDL_NewAudioStream(const SDL_AudioFormat src_format, const Uint8 src_channels, const int src_rate, const SDL_AudioFormat dst_format, const Uint8 dst_channels, const int dst_rate)
DECLSPEC SDL_AudioStatus SDLCALL SDL_GetAudioStatus(void)
DECLSPEC const char *SDLCALL SDL_GetAudioDriver(int index)
DECLSPEC void SDLCALL SDL_FreeWAV(Uint8 *audio_buf)
Uint32 SDL_AudioDeviceID
Definition: SDL_audio.h:419
DECLSPEC int SDLCALL SDL_AudioStreamGet(SDL_AudioStream *stream, void *buf, int len)
DECLSPEC Uint32 SDLCALL SDL_DequeueAudio(SDL_AudioDeviceID dev, void *data, Uint32 len)
DECLSPEC void SDLCALL SDL_UnlockAudio(void)
DECLSPEC void SDLCALL SDL_AudioStreamClear(SDL_AudioStream *stream)
DECLSPEC void SDLCALL SDL_LockAudio(void)
DECLSPEC int SDLCALL SDL_ConvertAudio(SDL_AudioCVT *cvt)
DECLSPEC void SDLCALL SDL_LockAudioDevice(SDL_AudioDeviceID dev)
DECLSPEC void SDLCALL SDL_CloseAudio(void)
DECLSPEC void SDLCALL SDL_PauseAudio(int pause_on)
DECLSPEC int SDLCALL SDL_GetAudioDeviceSpec(int index, int iscapture, SDL_AudioSpec *spec)
DECLSPEC const char *SDLCALL SDL_GetAudioDeviceName(int index, int iscapture)
DECLSPEC void SDLCALL SDL_FreeAudioStream(SDL_AudioStream *stream)
DECLSPEC void SDLCALL SDL_PauseAudioDevice(SDL_AudioDeviceID dev, int pause_on)
DECLSPEC void SDLCALL SDL_MixAudio(Uint8 *dst, const Uint8 *src, Uint32 len, int volume)
DECLSPEC void SDLCALL SDL_CloseAudioDevice(SDL_AudioDeviceID dev)
DECLSPEC SDL_AudioStatus SDLCALL SDL_GetAudioDeviceStatus(SDL_AudioDeviceID dev)
DECLSPEC int SDLCALL SDL_AudioStreamFlush(SDL_AudioStream *stream)
DECLSPEC int SDLCALL SDL_GetNumAudioDevices(int iscapture)
DECLSPEC int SDLCALL SDL_AudioStreamPut(SDL_AudioStream *stream, const void *buf, int len)
DECLSPEC int SDLCALL SDL_AudioInit(const char *driver_name)
DECLSPEC int SDLCALL SDL_GetNumAudioDrivers(void)
DECLSPEC SDL_AudioDeviceID SDLCALL SDL_OpenAudioDevice(const char *device, int iscapture, const SDL_AudioSpec *desired, SDL_AudioSpec *obtained, int allowed_changes)
A structure to hold a set of audio conversion filters and buffers.
Definition: SDL_audio.h:232
double len_ratio
Definition: SDL_audio.h:241
int len_mult
Definition: SDL_audio.h:240
int filter_index
Definition: SDL_audio.h:243
SDL_AudioFormat src_format
Definition: SDL_audio.h:234
int len_cvt
Definition: SDL_audio.h:239
double rate_incr
Definition: SDL_audio.h:236
Uint8 * buf
Definition: SDL_audio.h:237
int needed
Definition: SDL_audio.h:233
SDL_AudioFormat dst_format
Definition: SDL_audio.h:235
SDL_AudioFilter filters[SDL_AUDIOCVT_MAX_FILTERS+1]
Definition: SDL_audio.h:242
int len
Definition: SDL_audio.h:238
Definition: SDL_audio.h:181
Uint32 size
Definition: SDL_audio.h:188
Uint8 channels
Definition: SDL_audio.h:184
Uint16 padding
Definition: SDL_audio.h:187
Uint8 silence
Definition: SDL_audio.h:185
SDL_AudioCallback callback
Definition: SDL_audio.h:189
SDL_AudioFormat format
Definition: SDL_audio.h:183
int freq
Definition: SDL_audio.h:182
void * userdata
Definition: SDL_audio.h:190
Uint16 samples
Definition: SDL_audio.h:186
Definition: SDL_rwops.h:53