workbench/devs/AHI/Drivers/Alsa/alsa-bridge/alsa.h

   1 #ifndef AHI_Drivers_Alsa_bridge_alsa_h
   2 #define AHI_Drivers_Alsa_bridge_alsa_h
   3
   4 /*
   5     Copyright © 2015-2016, The AROS Development Team. All rights reserved.
   6     $Id$
   7 */
   8
   9 #include <exec/types.h>
  10
  11 #define ALSA_XRUN   (-32)
  12
  13 BOOL ALSA_Init();
  14 VOID ALSA_Cleanup();
  15
  16 VOID ALSA_MixerInit(APTR * handle, APTR * elem, LONG * min, LONG * max);
  17 VOID ALSA_MixerCleanup(APTR handle);
  18 LONG ALSA_MixerGetVolume(APTR elem);
  19 VOID ALSA_MixerSetVolume(APTR elem, LONG volume);
  20
  21 APTR ALSA_Open();
  22 VOID ALSA_DropAndClose(APTR handle);
  23
  24 BOOL ALSA_SetHWParams(APTR handle, ULONG * rate);
  25
  26 LONG ALSA_Write(APTR handle, APTR buffer, ULONG size);
  27
  28 VOID ALSA_Prepare(APTR handle);
  29
  30 LONG ALSA_Avail(APTR handle);
  31
  32 #endif