workbench/devs/AHI/Device/requester.h

   1 /*
   2      AHI - Hardware independent audio subsystem
   3      Copyright (C) 1996-2005 Martin Blom <martin@blom.org>
   4
   5      This library is free software; you can redistribute it and/or
   6      modify it under the terms of the GNU Library General Public
   7      License as published by the Free Software Foundation; either
   8      version 2 of the License, or (at your option) any later version.
   9
  10      This library is distributed in the hope that it will be useful,
  11      but WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      Library General Public License for more details.
  14
  15      You should have received a copy of the GNU Library General Public
  16      License along with this library; if not, write to the
  17      Free Software Foundation, Inc., 59 Temple Place - Suite 330, Cambridge,
  18      MA 02139, USA.
  19 */
  20
  21 #ifndef ahi_requester_h
  22 #define ahi_requester_h
  23
  24 #include "ahi_def.h"
  25
  26 struct AHIAudioModeRequester*
  27 _AHI_AllocAudioRequestA( struct TagItem* tags,
  28                          struct AHIBase* AHIBase );
  29
  30 ULONG
  31 _AHI_AudioRequestA( struct AHIAudioModeRequester* req_in,
  32                     struct TagItem*               tags,
  33                     struct AHIBase*               AHIBase );
  34
  35 void
  36 _AHI_FreeAudioRequest( struct AHIAudioModeRequester* req,
  37                        struct AHIBase*               AHIBase);
  38
  39 struct Gadget;
  40
  41 LONG
  42 IndexToFrequency( struct Gadget *gad, WORD level );
  43
  44 #endif /* ahi_requester_h */