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{$ifdef OGC_INTERFACE}
const
AI_STREAM_STOP = $00000000; (*!< Stop streaming audio playback *)
AI_STREAM_START = $00000001; (*!< Start streaming audio playback *)
AI_SAMPLERATE_32KHZ = $00000000; (*!< AI sampling rate at 32kHz *)
AI_SAMPLERATE_48KHZ = $00000001; (*!< AI sampling rate at 48kHz *)
type
AIDCallback = procedure; cdecl;
AISCallback = procedure(smp_cnt: cuint32); cdecl;
function AUDIO_RegisterStreamCallback(callback: AISCallback): AISCallback; cdecl; external;
procedure AUDIO_Init(stack: pcuint8); cdecl; external;
procedure AUDIO_SetStreamVolLeft(vol: cuint8); cdecl; external;
function AUDIO_GetStreamVolLeft: cuint8; cdecl; external;
procedure AUDIO_SetStreamVolRight(vol: cuint8); cdecl; external;
function AUDIO_GetStreamVolRight: cuint8; cdecl; external;
procedure AUDIO_SetStreamSampleRate(rate: cuint32); cdecl; external;
function AUDIO_GetStreamSampleRate: cuint32; cdecl; external;
function AUDIO_RegisterDMACallback(callback: AIDCallback): AIDCallback; cdecl; external;
procedure AUDIO_InitDMA(startaddr, len: cuint32); cdecl; external;
function AUDIO_GetDMAEnableFlag: cuint16; cdecl; external;
procedure AUDIO_StartDMA; cdecl; external;
procedure AUDIO_StopDMA; cdecl; external;
function AUDIO_GetDMABytesLeft: cuint32; cdecl; external;
function AUDIO_GetDMALength: cuint32; cdecl; external;
function AUDIO_GetDMAStartAddr: cuint32; cdecl; external;
procedure AUDIO_SetStreamTrigger(cnt: cuint32); cdecl; external;
procedure AUDIO_ResetStreamSampleCnt; cdecl; external;
procedure AUDIO_SetDSPSampleRate(rate: cuint8); cdecl; external;
function AUDIO_GetDSPSampleRate: cuint32; cdecl; external;
procedure AUDIO_SetStreamPlayState(state: cuint32); cdecl; external;
function AUDIO_GetStreamPlayState: cuint32; cdecl; external;
{$endif OGC_INTERFACE}
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