qtmobility/plugins/multimedia/symbian/openmaxal/mediarecorder/xarecordsessioncommon.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the Qt Mobility Components.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef XARECORDSESSIONCOMMON_H
       
    43 #define XARECORDSESSIONCOMMON_H
       
    44 
       
    45 #include <e32base.h>
       
    46 #ifdef PLUGIN_SYMBIAN_TRACE_ENABLED
       
    47 #   include <e32debug.h>
       
    48 #endif /* PLUGIN_SYMBIAN_TRACE_ENABLED */
       
    49 
       
    50 #ifdef PLUGIN_SYMBIAN_TRACE_ENABLED
       
    51 #   define TRACE_FUNCTION_ENTRY RDebug::Printf( "%s >", __PRETTY_FUNCTION__)
       
    52 #   define TRACE_FUNCTION_EXIT RDebug::Printf( "%s <", __PRETTY_FUNCTION__)
       
    53 #   define TRACE_FUNCTION_ENTRY_EXIT RDebug::Printf( "%s ><", __PRETTY_FUNCTION__)
       
    54 #   define TRACE_LOG(s) RDebug::Print s
       
    55 #else
       
    56 #   define TRACE_FUNCTION_ENTRY
       
    57 #   define TRACE_FUNCTION_EXIT
       
    58 #   define TRACE_FUNCTION_ENTRY_EXIT
       
    59 #   define TRACE_LOG
       
    60 #endif /* PLUGIN_SYMBIAN_TRACE_ENABLED */
       
    61 
       
    62 #define RET_IF_FALSE(e) \
       
    63     if (e == false) \
       
    64         { \
       
    65         return; \
       
    66         }
       
    67 
       
    68 #define RET_BOOL_IF_FALSE(e) \
       
    69     if (e == false) \
       
    70         { \
       
    71         return e; \
       
    72         }
       
    73 
       
    74 #define RET_ERR_IF_ERR(e) \
       
    75     if (e != 0) \
       
    76         { \
       
    77         return e; \
       
    78         }
       
    79 
       
    80 #define MAX_NUMBER_INTERFACES 20
       
    81 #define MAX_NUMBER_INPUT_DEVICES 10
       
    82 #define MAX_NUMBER_ENCODERS 10
       
    83 
       
    84 //const TInt32 KExtErr = (TInt32)(-2147483648);
       
    85 const TInt32 KExtErr = -32768;
       
    86 const TInt32 KExtErrUnspecifiedCodecForContainer = (KExtErr+1);
       
    87 const TInt32 KExtErrUnsupportedCodecForContainer = (KExtErr+2);
       
    88 const TInt32 KExtErrUnsupportedURISuffixForContainer = (KExtErr+3);
       
    89 
       
    90 class XARecordObserver
       
    91 {
       
    92 public:
       
    93     virtual void cbDurationChanged(TInt64 new_pos) = 0;
       
    94     virtual void cbAvailableAudioInputsChanged() = 0;
       
    95     virtual void cbRecordingStarted() = 0;
       
    96     virtual void cbRecordingStopped() = 0;
       
    97 };
       
    98 
       
    99 #endif /* XARECORDSESSIONCOMMON_H */