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-rw-r--r--extensions/source/scanner/sane.cxx1007
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diff --git a/extensions/source/scanner/sane.cxx b/extensions/source/scanner/sane.cxx
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index f18bc7a71..000000000
--- a/extensions/source/scanner/sane.cxx
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@@ -1,1007 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-// MARKER(update_precomp.py): autogen include statement, do not remove
-#include "precompiled_extensions.hxx"
-#include <cstdarg>
-#include <math.h>
-#include <osl/file.h>
-#include <tools/stream.hxx>
-#include <sane.hxx>
-#include <dlfcn.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sal/config.h>
-#include <sal/macros.h>
-
-#if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
-#include <stdarg.h>
-#define dump_state( a, b, c, d ) fprintf( stderr, a, b, c, d );
-#else
-#define dump_state( a, b, c, d ) ;
-#endif
-inline void dbg_msg( const char* pString, ... )
-{
-#if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
- va_list ap;
- va_start( ap, pString );
- vfprintf( stderr, pString, ap );
- va_end( ap );
-#else
- (void)pString;
-#endif
-}
-
-#define FAIL_SHUTDOWN_STATE( x, y, z ) \
- if( x != SANE_STATUS_GOOD ) \
- { \
- dump_state( "%s returned error %d (%s)\n", \
- y, x, p_strstatus( x ) ); \
- DeInit(); \
- return z; \
- }
-
-#define FAIL_STATE( x, y, z ) \
- if( x != SANE_STATUS_GOOD ) \
- { \
- dump_state( "%s returned error %d (%s)\n", \
- y, x, p_strstatus( x ) ); \
- return z; \
- }
-
-#define DUMP_STATE( x, y ) \
- if( x != SANE_STATUS_GOOD ) \
- { \
- dump_state( "%s returned error %d (%s)\n", \
- y, x, p_strstatus( x ) ); \
- }
-
-#define CHECK_STATE( x, y ) \
- if( x != SANE_STATUS_GOOD ) \
- { \
- dump_state( "%s returned error %d (%s)\n", \
- y, x, p_strstatus( x ) ); \
- } \
- else
-
-int Sane::nRefCount = 0;
-oslModule Sane::pSaneLib = 0;
-SANE_Int Sane::nVersion = 0;
-SANE_Device** Sane::ppDevices = 0;
-int Sane::nDevices = 0;
-
-SANE_Status (*Sane::p_init)( SANE_Int*,
- SANE_Auth_Callback ) = 0;
-void (*Sane::p_exit)() = 0;
-SANE_Status (*Sane::p_get_devices)( const SANE_Device***,
- SANE_Bool ) = 0;
-SANE_Status (*Sane::p_open)( SANE_String_Const, SANE_Handle ) = 0;
-void (*Sane::p_close)( SANE_Handle ) = 0;
-const SANE_Option_Descriptor* (*Sane::p_get_option_descriptor)(
- SANE_Handle, SANE_Int ) = 0;
-SANE_Status (*Sane::p_control_option)( SANE_Handle, SANE_Int,
- SANE_Action, void*,
- SANE_Int* ) = 0;
-SANE_Status (*Sane::p_get_parameters)( SANE_Handle,
- SANE_Parameters* ) = 0;
-SANE_Status (*Sane::p_start)( SANE_Handle ) = 0;
-SANE_Status (*Sane::p_read)( SANE_Handle, SANE_Byte*, SANE_Int,
- SANE_Int* ) = 0;
-void (*Sane::p_cancel)( SANE_Handle ) = 0;
-SANE_Status (*Sane::p_set_io_mode)( SANE_Handle, SANE_Bool ) = 0;
-SANE_Status (*Sane::p_get_select_fd)( SANE_Handle, SANE_Int* ) = 0;
-SANE_String_Const (*Sane::p_strstatus)( SANE_Status ) = 0;
-
-static sal_Bool bSaneSymbolLoadFailed = sal_False;
-
-inline oslGenericFunction Sane::LoadSymbol( const char* pSymbolname )
-{
- oslGenericFunction pFunction = osl_getAsciiFunctionSymbol( pSaneLib, pSymbolname );
- if( ! pFunction )
- {
- fprintf( stderr, "Could not load symbol %s\n",
- pSymbolname );
- bSaneSymbolLoadFailed = sal_True;
- }
- return pFunction;
-}
-
-SANE_Status Sane::ControlOption( int nOption, SANE_Action nAction,
- void* pData )
-{
- SANE_Status nStatus = SANE_STATUS_GOOD;
- SANE_Int nInfo = 0;
-
- nStatus = p_control_option( maHandle, (SANE_Int)nOption,
- nAction, pData, &nInfo );
- DUMP_STATE( nStatus, "sane_control_option" );
-#if OSL_DEBUG_LEVEL > 1
- if( nStatus != SANE_STATUS_GOOD )
- {
- const char* pAction = "Unknown";
- switch( nAction )
- {
- case SANE_ACTION_GET_VALUE:
- pAction = "SANE_ACTION_GET_VALUE";break;
- case SANE_ACTION_SET_VALUE:
- pAction = "SANE_ACTION_SET_VALUE";break;
- case SANE_ACTION_SET_AUTO:
- pAction = "SANE_ACTION_SET_AUTO";break;
- }
- dbg_msg( "Option: \"%s\" action: %s\n",
- ByteString( GetOptionName( nOption ), gsl_getSystemTextEncoding() ).GetBuffer(),
- pAction );
- }
-#endif
- if( nInfo & SANE_INFO_RELOAD_OPTIONS )
- ReloadOptions();
- return nStatus;
-}
-
-Sane::Sane() :
- mppOptions( 0 ),
- mnOptions( 0 ),
- mnDevice( -1 ),
- maHandle( 0 )
-{
- if( ! nRefCount || ! pSaneLib )
- Init();
- nRefCount++;
-};
-
-Sane::~Sane()
-{
- if( IsOpen() )
- Close();
- nRefCount--;
- if( ! nRefCount && pSaneLib )
- DeInit();
-}
-
-void Sane::Init()
-{
- ::rtl::OUString sSaneLibName( RTL_CONSTASCII_USTRINGPARAM( "libsane" SAL_DLLEXTENSION ) );
- pSaneLib = osl_loadModule( sSaneLibName.pData, SAL_LOADMODULE_LAZY );
- if( ! pSaneLib )
- {
- sSaneLibName = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "libsane" SAL_DLLEXTENSION ".1" ));
- pSaneLib = osl_loadModule( sSaneLibName.pData, SAL_LOADMODULE_LAZY );
- }
- // try reasonable places that might not be in the library search path
- if( ! pSaneLib )
- {
- ::rtl::OUString sSaneLibSystemPath( RTL_CONSTASCII_USTRINGPARAM( "/usr/local/lib/libsane" SAL_DLLEXTENSION ) );
- osl_getFileURLFromSystemPath( sSaneLibSystemPath.pData, &sSaneLibName.pData );
- pSaneLib = osl_loadModule( sSaneLibName.pData, SAL_LOADMODULE_LAZY );
- }
-
- if( pSaneLib )
- {
- bSaneSymbolLoadFailed = sal_False;
- p_init = (SANE_Status(*)(SANE_Int*, SANE_Auth_Callback ))
- LoadSymbol( "sane_init" );
- p_exit = (void(*)())
- LoadSymbol( "sane_exit" );
- p_get_devices = (SANE_Status(*)(const SANE_Device***,
- SANE_Bool ))
- LoadSymbol( "sane_get_devices" );
- p_open = (SANE_Status(*)(SANE_String_Const, SANE_Handle ))
- LoadSymbol( "sane_open" );
- p_close = (void(*)(SANE_Handle))
- LoadSymbol( "sane_close" );
- p_get_option_descriptor = (const SANE_Option_Descriptor*(*)(SANE_Handle,
- SANE_Int))
- LoadSymbol( "sane_get_option_descriptor" );
- p_control_option = (SANE_Status(*)(SANE_Handle, SANE_Int,
- SANE_Action, void*, SANE_Int*))
- LoadSymbol( "sane_control_option" );
- p_get_parameters = (SANE_Status(*)(SANE_Handle,SANE_Parameters*))
- LoadSymbol( "sane_get_parameters" );
- p_start = (SANE_Status(*)(SANE_Handle))
- LoadSymbol( "sane_start" );
- p_read = (SANE_Status(*)(SANE_Handle, SANE_Byte*,
- SANE_Int, SANE_Int* ))
- LoadSymbol( "sane_read" );
- p_cancel = (void(*)(SANE_Handle))
- LoadSymbol( "sane_cancel" );
- p_set_io_mode = (SANE_Status(*)(SANE_Handle, SANE_Bool))
- LoadSymbol( "sane_set_io_mode" );
- p_get_select_fd = (SANE_Status(*)(SANE_Handle, SANE_Int*))
- LoadSymbol( "sane_get_select_fd" );
- p_strstatus = (SANE_String_Const(*)(SANE_Status))
- LoadSymbol( "sane_strstatus" );
- if( bSaneSymbolLoadFailed )
- DeInit();
- else
- {
- SANE_Status nStatus = p_init( &nVersion, 0 );
- FAIL_SHUTDOWN_STATE( nStatus, "sane_init", );
- nStatus = p_get_devices( (const SANE_Device***)&ppDevices,
- SANE_FALSE );
- FAIL_SHUTDOWN_STATE( nStatus, "sane_get_devices", );
- for( nDevices = 0 ; ppDevices[ nDevices ]; nDevices++ ) ;
- }
- }
-#if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
- else
- fprintf( stderr, "libsane%s could not be opened: %s\n", SAL_DLLEXTENSION,
- dlerror() );
-#endif
-}
-
-void Sane::DeInit()
-{
- if( pSaneLib )
- {
- p_exit();
- osl_unloadModule( pSaneLib );
- pSaneLib = 0;
- }
-}
-
-void Sane::ReloadDevices()
-{
- if( IsOpen() )
- Close();
- DeInit();
- Init();
-}
-
-void Sane::ReloadOptions()
-{
- if( ! IsOpen() )
- return;
-
- SANE_Option_Descriptor* pZero = (SANE_Option_Descriptor*)
- p_get_option_descriptor( maHandle, 0 );
- SANE_Word pOptions[2];
- SANE_Status nStatus = p_control_option( maHandle, 0, SANE_ACTION_GET_VALUE,
- (void*)pOptions, NULL );
- if( nStatus != SANE_STATUS_GOOD )
- fprintf( stderr, "Error: sane driver returned %s while reading number of options !\n", p_strstatus( nStatus ) );
-
- mnOptions = pOptions[ 0 ];
- if( (size_t)pZero->size > sizeof( SANE_Word ) )
- fprintf( stderr, "driver returned numer of options with larger size tha SANE_Word !!!\n" );
- if( mppOptions )
- delete [] mppOptions;
- mppOptions = (const SANE_Option_Descriptor**)new SANE_Option_Descriptor*[ mnOptions ];
- mppOptions[ 0 ] = (SANE_Option_Descriptor*)pZero;
- for( int i = 1; i < mnOptions; i++ )
- mppOptions[ i ] = (SANE_Option_Descriptor*)
- p_get_option_descriptor( maHandle, i );
-
- CheckConsistency( NULL, sal_True );
-
- maReloadOptionsLink.Call( this );
-}
-
-sal_Bool Sane::Open( const char* name )
-{
- int i;
-
- SANE_Status nStatus = p_open( (SANE_String_Const)name, &maHandle );
- FAIL_STATE( nStatus, "sane_open", sal_False );
-
- ReloadOptions();
-
- if( mnDevice == -1 )
- {
- ByteString aDevice( name );
- for( i = 0; i < nDevices; i++ )
- {
- if( aDevice.Equals( ppDevices[i]->name ) )
- {
- mnDevice = i;
- break;
- }
- }
- }
-
- return sal_True;
-}
-
-sal_Bool Sane::Open( int n )
-{
- if( n >= 0 && n < nDevices )
- {
- mnDevice = n;
- return Open( (char*)ppDevices[n]->name );
- }
- return sal_False;
-}
-
-void Sane::Close()
-{
- if( maHandle )
- {
- p_close( maHandle );
- delete [] mppOptions;
- mppOptions = 0;
- maHandle = 0;
- mnDevice = -1;
- }
-}
-
-int Sane::GetOptionByName( const char* rName )
-{
- int i;
- ByteString aOption( rName );
- for( i = 0; i < mnOptions; i++ )
- {
- if( mppOptions[i]->name && aOption.Equals( mppOptions[i]->name ) )
- return i;
- }
- return -1;
-}
-
-sal_Bool Sane::GetOptionValue( int n, sal_Bool& rRet )
-{
- if( ! maHandle || mppOptions[n]->type != SANE_TYPE_BOOL )
- return sal_False;
- SANE_Word nRet;
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, &nRet );
- if( nStatus != SANE_STATUS_GOOD )
- return sal_False;
-
- rRet = nRet;
- return sal_True;
-}
-
-sal_Bool Sane::GetOptionValue( int n, ByteString& rRet )
-{
- sal_Bool bSuccess = sal_False;
- if( ! maHandle || mppOptions[n]->type != SANE_TYPE_STRING )
- return sal_False;
- char* pRet = new char[mppOptions[n]->size+1];
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pRet );
- if( nStatus == SANE_STATUS_GOOD )
- {
- bSuccess = sal_True;
- rRet = pRet;
- }
- delete [] pRet;
- return bSuccess;
-}
-
-sal_Bool Sane::GetOptionValue( int n, double& rRet, int nElement )
-{
- sal_Bool bSuccess = sal_False;
-
- if( ! maHandle || ( mppOptions[n]->type != SANE_TYPE_INT &&
- mppOptions[n]->type != SANE_TYPE_FIXED ) )
- return sal_False;
-
- SANE_Word* pRet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pRet );
- if( nStatus == SANE_STATUS_GOOD )
- {
- bSuccess = sal_True;
- if( mppOptions[n]->type == SANE_TYPE_INT )
- rRet = (double)pRet[ nElement ];
- else
- rRet = SANE_UNFIX( pRet[nElement] );
- }
- delete [] pRet;
- return bSuccess;
-}
-
-sal_Bool Sane::GetOptionValue( int n, double* pSet )
-{
- if( ! maHandle || ! ( mppOptions[n]->type == SANE_TYPE_FIXED ||
- mppOptions[n]->type == SANE_TYPE_INT ) )
- return sal_False;
-
- SANE_Word* pFixedSet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pFixedSet );
- if( nStatus != SANE_STATUS_GOOD )
- {
- delete [] pFixedSet;
- return sal_False;
- }
- for( size_t i = 0; i <mppOptions[n]->size/sizeof(SANE_Word); i++ )
- {
- if( mppOptions[n]->type == SANE_TYPE_FIXED )
- pSet[i] = SANE_UNFIX( pFixedSet[i] );
- else
- pSet[i] = (double) pFixedSet[i];
- }
- delete [] pFixedSet;
- return sal_True;
-}
-
-sal_Bool Sane::SetOptionValue( int n, sal_Bool bSet )
-{
- if( ! maHandle || mppOptions[n]->type != SANE_TYPE_BOOL )
- return sal_False;
- SANE_Word nRet = bSet ? SANE_TRUE : SANE_FALSE;
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, &nRet );
- if( nStatus != SANE_STATUS_GOOD )
- return sal_False;
- return sal_True;
-}
-
-sal_Bool Sane::SetOptionValue( int n, const String& rSet )
-{
- if( ! maHandle || mppOptions[n]->type != SANE_TYPE_STRING )
- return sal_False;
- ByteString aSet( rSet, gsl_getSystemTextEncoding() );
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, (void*)aSet.GetBuffer() );
- if( nStatus != SANE_STATUS_GOOD )
- return sal_False;
- return sal_True;
-}
-
-sal_Bool Sane::SetOptionValue( int n, double fSet, int nElement )
-{
- sal_Bool bSuccess = sal_False;
-
- if( ! maHandle || ( mppOptions[n]->type != SANE_TYPE_INT &&
- mppOptions[n]->type != SANE_TYPE_FIXED ) )
- return sal_False;
-
- SANE_Status nStatus;
- if( mppOptions[n]->size/sizeof(SANE_Word) > 1 )
- {
- SANE_Word* pSet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
- nStatus = ControlOption( n, SANE_ACTION_GET_VALUE, pSet );
- if( nStatus == SANE_STATUS_GOOD )
- {
- pSet[nElement] = mppOptions[n]->type == SANE_TYPE_INT ?
- (SANE_Word)fSet : SANE_FIX( fSet );
- nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, pSet );
- }
- delete [] pSet;
- }
- else
- {
- SANE_Word nSetTo =
- mppOptions[n]->type == SANE_TYPE_INT ?
- (SANE_Word)fSet : SANE_FIX( fSet );
-
- nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, &nSetTo );
- if( nStatus == SANE_STATUS_GOOD )
- bSuccess = sal_True;
- }
- return bSuccess;
-}
-
-sal_Bool Sane::SetOptionValue( int n, double* pSet )
-{
- if( ! maHandle || ( mppOptions[n]->type != SANE_TYPE_INT &&
- mppOptions[n]->type != SANE_TYPE_FIXED ) )
- return sal_False;
- SANE_Word* pFixedSet = new SANE_Word[mppOptions[n]->size/sizeof(SANE_Word)];
- for( size_t i = 0; i < mppOptions[n]->size/sizeof(SANE_Word); i++ )
- {
- if( mppOptions[n]->type == SANE_TYPE_FIXED )
- pFixedSet[i] = SANE_FIX( pSet[i] );
- else
- pFixedSet[i] = (SANE_Word)pSet[i];
- }
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, pFixedSet );
- delete [] pFixedSet;
- if( nStatus != SANE_STATUS_GOOD )
- return sal_False;
- return sal_True;
-}
-
-enum FrameStyleType {
- FrameStyle_BW, FrameStyle_Gray, FrameStyle_RGB, FrameStyle_Separated
-};
-
-#define BYTE_BUFFER_SIZE 32768
-
-static inline sal_uInt8 _ReadValue( FILE* fp, int depth )
-{
- if( depth == 16 )
- {
- sal_uInt16 nWord;
- // data always come in native byte order !
- // 16 bits is not really supported by backends as of now
- // e.g. UMAX Astra 1200S delivers 16 bit but in BIGENDIAN
- // against SANE documentation (xscanimage gets the same result
- // as we do
- fread( &nWord, 1, 2, fp );
- return (sal_uInt8)( nWord / 256 );
- }
- sal_uInt8 nByte;
- fread( &nByte, 1, 1, fp );
- return nByte;
-}
-
-sal_Bool Sane::CheckConsistency( const char* pMes, sal_Bool bInit )
-{
- static SANE_Option_Descriptor** pDescArray = NULL;
- static SANE_Option_Descriptor* pZero = NULL;
-
- if( bInit )
- {
- pDescArray = (SANE_Option_Descriptor**)mppOptions;
- if( mppOptions )
- pZero = (SANE_Option_Descriptor*)mppOptions[0];
- return sal_True;
- }
-
- sal_Bool bConsistent = sal_True;
-
- if( pDescArray != mppOptions )
- bConsistent = sal_False;
- if( pZero != mppOptions[0] )
- bConsistent = sal_False;
-
- if( ! bConsistent )
- dbg_msg( "Sane is not consistent. (%s)\n", pMes );
-
- return bConsistent;
-}
-
-sal_Bool Sane::Start( BitmapTransporter& rBitmap )
-{
- int nStream = 0, nLine = 0, i = 0;
- SANE_Parameters aParams;
- FrameStyleType eType = FrameStyle_Gray;
- sal_Bool bSuccess = sal_True;
- sal_Bool bWidthSet = sal_False;
-
- if( ! maHandle )
- return sal_False;
-
- int nWidthMM = 0;
- int nHeightMM = 0;
- double fTLx, fTLy, fBRx, fBRy, fResl = 0.0;
- int nOption;
- if( ( nOption = GetOptionByName( "tl-x" ) ) != -1 &&
- GetOptionValue( nOption, fTLx, 0 ) &&
- GetOptionUnit( nOption ) == SANE_UNIT_MM )
- {
- if( ( nOption = GetOptionByName( "br-x" ) ) != -1 &&
- GetOptionValue( nOption, fBRx, 0 ) &&
- GetOptionUnit( nOption ) == SANE_UNIT_MM )
- {
- nWidthMM = (int)fabs(fBRx - fTLx);
- }
- }
- if( ( nOption = GetOptionByName( "tl-y" ) ) != -1 &&
- GetOptionValue( nOption, fTLy, 0 ) &&
- GetOptionUnit( nOption ) == SANE_UNIT_MM )
- {
- if( ( nOption = GetOptionByName( "br-y" ) ) != -1 &&
- GetOptionValue( nOption, fBRy, 0 ) &&
- GetOptionUnit( nOption ) == SANE_UNIT_MM )
- {
- nHeightMM = (int)fabs(fBRy - fTLy);
- }
- }
- if( ( nOption = GetOptionByName( "resolution" ) ) != -1 )
- GetOptionValue( nOption, fResl );
-
- sal_uInt8* pBuffer = NULL;
-
- SANE_Status nStatus = SANE_STATUS_GOOD;
-
- rBitmap.lock();
- SvMemoryStream& aConverter = rBitmap.getStream();
- aConverter.Seek( 0 );
- aConverter.SetNumberFormatInt( NUMBERFORMAT_INT_LITTLEENDIAN );
-
- // write bitmap stream header
- aConverter << 'B' << 'M';
- aConverter << (sal_uInt32) 0;
- aConverter << (sal_uInt32) 0;
- aConverter << (sal_uInt32) 60;
-
- // write BITMAPINFOHEADER
- aConverter << (sal_uInt32)40;
- aConverter << (sal_uInt32)0; // fill in width later
- aConverter << (sal_uInt32)0; // fill in height later
- aConverter << (sal_uInt16)1;
- // create header for 24 bits
- // correct later if necessary
- aConverter << (sal_uInt16)24;
- aConverter << (sal_uInt32)0;
- aConverter << (sal_uInt32)0;
- aConverter << (sal_uInt32)0;
- aConverter << (sal_uInt32)0;
- aConverter << (sal_uInt32)0;
- aConverter << (sal_uInt32)0;
-
- for( nStream=0; nStream < 3 && bSuccess ; nStream++ )
- {
- nStatus = p_start( maHandle );
- DUMP_STATE( nStatus, "sane_start" );
- CheckConsistency( "sane_start" );
- if( nStatus == SANE_STATUS_GOOD )
- {
- nStatus = p_get_parameters( maHandle, &aParams );
- DUMP_STATE( nStatus, "sane_get_parameters" );
- CheckConsistency( "sane_get_parameters" );
- if (nStatus != SANE_STATUS_GOOD || aParams.bytes_per_line == 0)
- {
- bSuccess = sal_False;
- break;
- }
-#if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
- const char* ppFormats[] = { "SANE_FRAME_GRAY", "SANE_FRAME_RGB",
- "SANE_FRAME_RED", "SANE_FRAME_GREEN",
- "SANE_FRAME_BLUE", "Unknown !!!" };
- fprintf( stderr, "Parameters for frame %d:\n", nStream );
- if( aParams.format < 0 || aParams.format > 4 )
- aParams.format = (SANE_Frame)5;
- fprintf( stderr, "format: %s\n", ppFormats[ (int)aParams.format ] );
- fprintf( stderr, "last_frame: %s\n", aParams.last_frame ? "TRUE" : "FALSE" );
- fprintf( stderr, "depth: %d\n", (int)aParams.depth );
- fprintf( stderr, "pixels_per_line: %d\n", (int)aParams.pixels_per_line );
- fprintf( stderr, "bytes_per_line: %d\n", (int)aParams.bytes_per_line );
-#endif
- if( ! pBuffer )
- {
- pBuffer = new sal_uInt8[ BYTE_BUFFER_SIZE < 4*aParams.bytes_per_line ? 4*aParams.bytes_per_line : BYTE_BUFFER_SIZE ];
- }
-
- if( aParams.last_frame )
- nStream=3;
-
- switch( aParams.format )
- {
- case SANE_FRAME_GRAY:
- eType = FrameStyle_Gray;
- if( aParams.depth == 1 )
- eType = FrameStyle_BW;
- break;
- case SANE_FRAME_RGB:
- eType = FrameStyle_RGB;
- break;
- case SANE_FRAME_RED:
- case SANE_FRAME_GREEN:
- case SANE_FRAME_BLUE:
- eType = FrameStyle_Separated;
- break;
- default:
- fprintf( stderr, "Warning: unknown frame style !!!\n" );
- }
-
- sal_Bool bSynchronousRead = sal_True;
-
- // should be fail safe, but ... ??
- nStatus = p_set_io_mode( maHandle, SANE_FALSE );
- CheckConsistency( "sane_set_io_mode" );
- if( nStatus != SANE_STATUS_GOOD )
- {
- bSynchronousRead = sal_False;
- nStatus = p_set_io_mode( maHandle, SANE_TRUE );
- CheckConsistency( "sane_set_io_mode" );
-#if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
- if( nStatus != SANE_STATUS_GOOD )
- // what ?!?
- fprintf( stderr, "Sane::Start: driver is confused\n" );
-#endif
- }
-
- SANE_Int nLen=0;
- SANE_Int fd = 0;
-
- if( ! bSynchronousRead )
- {
- nStatus = p_get_select_fd( maHandle, &fd );
- DUMP_STATE( nStatus, "sane_get_select_fd" );
- CheckConsistency( "sane_get_select_fd" );
- if( nStatus != SANE_STATUS_GOOD )
- bSynchronousRead = sal_True;
- }
- FILE* pFrame = tmpfile();
- if( ! pFrame )
- {
- bSuccess = sal_False;
- break;
- }
- do {
- if( ! bSynchronousRead )
- {
- fd_set fdset;
- struct timeval tv;
-
- FD_ZERO( &fdset );
- FD_SET( (int)fd, &fdset );
- tv.tv_sec = 5;
- tv.tv_usec = 0;
- if( select( fd+1, &fdset, NULL, NULL, &tv ) == 0 )
- fprintf( stderr, "Timout on sane_read descriptor\n" );
- }
- nLen = 0;
- nStatus = p_read( maHandle, pBuffer, BYTE_BUFFER_SIZE, &nLen );
- CheckConsistency( "sane_read" );
- if( nLen && ( nStatus == SANE_STATUS_GOOD ||
- nStatus == SANE_STATUS_EOF ) )
- {
- fwrite( pBuffer, 1, nLen, pFrame );
- }
- else
- DUMP_STATE( nStatus, "sane_read" );
- } while( nStatus == SANE_STATUS_GOOD );
- if( nStatus != SANE_STATUS_EOF )
- {
- fclose( pFrame );
- bSuccess = sal_False;
- break;
- }
-
- int nFrameLength = ftell( pFrame );
- fseek( pFrame, 0, SEEK_SET );
- sal_uInt32 nWidth = (sal_uInt32) aParams.pixels_per_line;
- sal_uInt32 nHeight = (sal_uInt32) (nFrameLength / aParams.bytes_per_line);
- if( ! bWidthSet )
- {
- if( ! fResl )
- fResl = 300; // if all else fails that's a good guess
- if( ! nWidthMM )
- nWidthMM = (int)(((double)nWidth / fResl) * 25.4);
- if( ! nHeightMM )
- nHeightMM = (int)(((double)nHeight / fResl) * 25.4);
-#if OSL_DEBUG_LEVEL > 1
- fprintf( stderr, "set dimensions to (%d, %d) Pixel, (%d, %d) mm, resolution is %lg\n", (int)nWidth, (int)nHeight, (int)nWidthMM, (int)nHeightMM, fResl );
-#endif
-
- aConverter.Seek( 18 );
- aConverter << (sal_uInt32)nWidth;
- aConverter << (sal_uInt32)nHeight;
- aConverter.Seek( 38 );
- aConverter << (sal_uInt32)(1000*nWidth/nWidthMM);
- aConverter << (sal_uInt32)(1000*nHeight/nHeightMM);
- bWidthSet = sal_True;
- }
- aConverter.Seek(60);
-
- if( eType == FrameStyle_BW )
- {
- aConverter.Seek( 10 );
- aConverter << (sal_uInt32)64;
- aConverter.Seek( 28 );
- aConverter << (sal_uInt16) 1;
- aConverter.Seek( 54 );
- // write color table
- aConverter << (sal_uInt16)0xffff;
- aConverter << (sal_uInt8)0xff;
- aConverter << (sal_uInt8)0;
- aConverter << (sal_uInt32)0;
- aConverter.Seek( 64 );
- }
- else if( eType == FrameStyle_Gray )
- {
- aConverter.Seek( 10 );
- aConverter << (sal_uInt32)1084;
- aConverter.Seek( 28 );
- aConverter << (sal_uInt16) 8;
- aConverter.Seek( 54 );
- // write color table
- for( nLine = 0; nLine < 256; nLine++ )
- {
- aConverter << (sal_uInt8)nLine;
- aConverter << (sal_uInt8)nLine;
- aConverter << (sal_uInt8)nLine;
- aConverter << (sal_uInt8)0;
- }
- aConverter.Seek( 1084 );
- }
-
- for( nLine = nHeight-1;
- nLine >= 0; nLine-- )
- {
- fseek( pFrame, nLine * aParams.bytes_per_line, SEEK_SET );
- if( eType == FrameStyle_BW ||
- ( eType == FrameStyle_Gray && aParams.depth == 8 )
- )
- {
- fread( pBuffer, 1, aParams.bytes_per_line, pFrame );
- aConverter.Write( pBuffer, aParams.bytes_per_line );
- }
- else if( eType == FrameStyle_Gray )
- {
- for( i = 0; i < (aParams.pixels_per_line); i++ )
- {
- sal_uInt8 nGray = _ReadValue( pFrame, aParams.depth );
- aConverter << nGray;
- }
- }
- else if( eType == FrameStyle_RGB )
- {
- for( i = 0; i < (aParams.pixels_per_line); i++ )
- {
- sal_uInt8 nRed, nGreen, nBlue;
- nRed = _ReadValue( pFrame, aParams.depth );
- nGreen = _ReadValue( pFrame, aParams.depth );
- nBlue = _ReadValue( pFrame, aParams.depth );
- aConverter << nBlue;
- aConverter << nGreen;
- aConverter << nRed;
- }
- }
- else if( eType == FrameStyle_Separated )
- {
- for( i = 0; i < (aParams.pixels_per_line); i++ )
- {
- sal_uInt8 nValue = _ReadValue( pFrame, aParams.depth );
- switch( aParams.format )
- {
- case SANE_FRAME_RED:
- aConverter.SeekRel( 2 );
- aConverter << nValue;
- break;
- case SANE_FRAME_GREEN:
- aConverter.SeekRel( 1 );
- aConverter << nValue;
- aConverter.SeekRel( 1 );
- break;
- case SANE_FRAME_BLUE:
- aConverter << nValue;
- aConverter.SeekRel( 2 );
- break;
- case SANE_FRAME_GRAY:
- case SANE_FRAME_RGB:
- break;
- }
- }
- }
- int nGap = aConverter.Tell() & 3;
- if( nGap )
- aConverter.SeekRel( 4-nGap );
- }
- fclose( pFrame ); // deletes tmpfile
- if( eType != FrameStyle_Separated )
- break;
- }
- else
- bSuccess = sal_False;
- }
- // get stream length
- aConverter.Seek( STREAM_SEEK_TO_END );
- int nPos = aConverter.Tell();
-
- aConverter.Seek( 2 );
- aConverter << (sal_uInt32) nPos+1;
- aConverter.Seek( 0 );
-
- rBitmap.unlock();
-
- if( bSuccess )
- {
- // only cancel a successful operation
- // sane disrupts memory else
- p_cancel( maHandle );
- CheckConsistency( "sane_cancel" );
- }
- if( pBuffer )
- delete [] pBuffer;
-
- ReloadOptions();
-
-
- dbg_msg( "Sane::Start returns with %s\n", bSuccess ? "TRUE" : "FALSE" );
-
- return bSuccess;
-}
-
-int Sane::GetRange( int n, double*& rpDouble )
-{
- if( mppOptions[n]->constraint_type != SANE_CONSTRAINT_RANGE &&
- mppOptions[n]->constraint_type != SANE_CONSTRAINT_WORD_LIST )
- {
- return -1;
- }
-
- rpDouble = 0;
- int nItems, i;
- sal_Bool bIsFixed = mppOptions[n]->type == SANE_TYPE_FIXED ? sal_True : sal_False;
-
- dbg_msg( "Sane::GetRange of option %s ", mppOptions[n]->name );
- if(mppOptions[n]->constraint_type == SANE_CONSTRAINT_RANGE )
- {
- double fMin, fMax, fQuant;
- if( bIsFixed )
- {
- fMin = SANE_UNFIX( mppOptions[n]->constraint.range->min );
- fMax = SANE_UNFIX( mppOptions[n]->constraint.range->max );
- fQuant = SANE_UNFIX( mppOptions[n]->constraint.range->quant );
- }
- else
- {
- fMin = (double)mppOptions[n]->constraint.range->min;
- fMax = (double)mppOptions[n]->constraint.range->max;
- fQuant = (double)mppOptions[n]->constraint.range->quant;
- }
- if( fQuant != 0.0 )
- {
- dbg_msg( "quantum range [ %lg ; %lg ; %lg ]\n",
- fMin, fQuant, fMax );
- nItems = (int)((fMax - fMin)/fQuant)+1;
- rpDouble = new double[ nItems ];
- double fValue = fMin;
- for( i = 0; i < nItems; i++, fValue += fQuant )
- rpDouble[i] = fValue;
- rpDouble[ nItems-1 ] = fMax;
- return nItems;
- }
- else
- {
- dbg_msg( "normal range [ %lg %lg ]\n",
- fMin, fMax );
- rpDouble = new double[2];
- rpDouble[0] = fMin;
- rpDouble[1] = fMax;
- return 0;
- }
- }
- else
- {
- nItems = mppOptions[n]->constraint.word_list[0];
- rpDouble = new double[nItems];
- for( i=0; i<nItems; i++ )
- {
- rpDouble[i] = bIsFixed ?
- SANE_UNFIX( mppOptions[n]->constraint.word_list[i+1] ) :
- (double)mppOptions[n]->constraint.word_list[i+1];
- }
- dbg_msg( "wordlist [ %lg ... %lg ]\n",
- rpDouble[ 0 ], rpDouble[ nItems-1 ] );
- return nItems;
- }
-}
-
-static const char *ppUnits[] = {
- "",
- "[Pixel]",
- "[Bit]",
- "[mm]",
- "[DPI]",
- "[%]",
- "[usec]"
-};
-
-String Sane::GetOptionUnitName( int n )
-{
- String aText;
- SANE_Unit nUnit = mppOptions[n]->unit;
- size_t nUnitAsSize = (size_t)nUnit;
- if( nUnitAsSize > SAL_N_ELEMENTS( ppUnits ) )
- aText = String::CreateFromAscii( "[unknown units]" );
- else
- aText = String( ppUnits[ nUnit ], gsl_getSystemTextEncoding() );
- return aText;
-}
-
-sal_Bool Sane::ActivateButtonOption( int n )
-{
- SANE_Status nStatus = ControlOption( n, SANE_ACTION_SET_VALUE, NULL );
- if( nStatus != SANE_STATUS_GOOD )
- return sal_False;
- return sal_True;
-}
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */