src/add-ons/kernel/drivers/audio/echo/generic/CEchoGalsVmixer.h

   1 // ****************************************************************************
   2 //
   3 //              CEchoGalsVmixer.cpp
   4 //
   5 //              CEchoGalsMTC is used to add virtual output mixing to the base
   6 //              CEchoGals class.
   7 //
   8 //              Set editor tabs to 3 for your viewing pleasure.
   9 //
  10 // This file is part of Echo Digital Audio's generic driver library.
  11 // Copyright Echo Digital Audio Corporation (c) 1998 - 2005
  12 // All rights reserved
  13 // www.echoaudio.com
  14 //
  15 // This library is free software; you can redistribute it and/or
  16 // modify it under the terms of the GNU Lesser General Public
  17 // License as published by the Free Software Foundation; either
  18 // version 2.1 of the License, or (at your option) any later version.
  19 //
  20 // This library is distributed in the hope that it will be useful,
  21 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  23 // Lesser General Public License for more details.
  24 //
  25 // You should have received a copy of the GNU Lesser General Public
  26 // License along with this library; if not, write to the Free Software
  27 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  28 //
  29 // ****************************************************************************
  30
  31 //      Prevent problems with multiple includes
  32 #ifndef _CECHOGALSVMIXER_H_
  33 #define _CECHOGALSVMIXER_H_
  34
  35 #include "CEchoGals.h"
  36
  37 class CEchoGalsVmixer : public CEchoGals
  38 {
  39 public:
  40         //
  41         //      Construction/destruction
  42         //
  43         CEchoGalsVmixer( PCOsSupport pOsSupport );
  44         virtual ~CEchoGalsVmixer();
  45
  46         //
  47         // Adjust all the output pipe levels for a particular output bus
  48         //
  49         virtual ECHOSTATUS AdjustPipesOutForBusOut(WORD wBusOut,INT32 iBusOutGain);
  50
  51 protected:
  52         virtual ECHOSTATUS GetBaseCapabilities(PECHOGALS_CAPS pCapabilities);
  53
  54         //
  55         // Adjust all the monitor levels for a particular output bus; this is
  56         // used to implement the master output level.
  57         //
  58         virtual ECHOSTATUS AdjustMonitorsForBusOut(WORD wBusOut);
  59
  60 };              // class CEchoGalsVmixer
  61
  62
  63 #endif // _CECHOGALSVMIXER_H_
  64
  65 // *** CEchoGalsVmixer.h ***