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103 lines
3.1 KiB
103 lines
3.1 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: Swap a compiled caption file. |
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// |
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// $NoKeywords: $ |
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//=============================================================================// |
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#include "utlbuffer.h" |
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#include "byteswap.h" |
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#include "filesystem.h" |
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#include "tier2/fileutils.h" |
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#include "captioncompiler.h" |
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// memdbgon must be the last include file in a .cpp file!!! |
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#include "tier0/memdbgon.h" |
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BEGIN_BYTESWAP_DATADESC( CompiledCaptionHeader_t ) |
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DEFINE_FIELD( magic, FIELD_INTEGER ), |
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DEFINE_FIELD( version, FIELD_INTEGER ), |
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DEFINE_FIELD( numblocks, FIELD_INTEGER ), |
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DEFINE_FIELD( blocksize, FIELD_INTEGER ), |
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DEFINE_FIELD( directorysize, FIELD_INTEGER ), |
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DEFINE_FIELD( dataoffset, FIELD_INTEGER ), |
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END_BYTESWAP_DATADESC() |
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BEGIN_BYTESWAP_DATADESC( CaptionLookup_t ) |
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DEFINE_FIELD( hash, FIELD_INTEGER ), |
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DEFINE_FIELD( blockNum, FIELD_INTEGER ), |
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DEFINE_FIELD( offset, FIELD_SHORT ), |
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DEFINE_FIELD( length, FIELD_SHORT ), |
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END_BYTESWAP_DATADESC() |
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//----------------------------------------------------------------------------- |
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// Swap a compiled closecaption file |
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//----------------------------------------------------------------------------- |
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bool SwapClosecaptionFile( void *pData ) |
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{ |
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CByteswap swap; |
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swap.ActivateByteSwapping( true ); |
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CompiledCaptionHeader_t *pHdr = (CompiledCaptionHeader_t*)pData; |
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if ( IsX360() ) |
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{ |
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// pre-swap file header |
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swap.SwapFieldsToTargetEndian( pHdr ); |
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} |
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if ( pHdr->magic != COMPILED_CAPTION_FILEID || pHdr->version != COMPILED_CAPTION_VERSION ) |
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{ |
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// bad data |
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return false; |
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} |
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// lookup headers |
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pData = (byte*)pData + sizeof(CompiledCaptionHeader_t); |
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swap.SwapFieldsToTargetEndian( (CaptionLookup_t*)pData, pHdr->directorysize ); |
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// unicode data |
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pData = (byte*)pHdr + pHdr->dataoffset; |
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swap.SwapBufferToTargetEndian( (wchar_t*)pData, (wchar_t*)pData, pHdr->numblocks * pHdr->blocksize / sizeof(wchar_t) ); |
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if ( IsPC() ) |
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{ |
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// post-swap file header |
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swap.SwapFieldsToTargetEndian( pHdr ); |
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} |
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return true; |
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} |
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#if defined( CLIENT_DLL ) |
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//----------------------------------------------------------------------------- |
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// Callback for UpdateOrCreate - generates .360 file |
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//----------------------------------------------------------------------------- |
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static bool CaptionCreateCallback( const char *pSourceName, const char *pTargetName, const char *pPathID, void *pExtraData ) |
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{ |
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// Generate the file |
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CUtlBuffer buf; |
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bool bOk = g_pFullFileSystem->ReadFile( pSourceName, pPathID, buf ); |
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if ( bOk ) |
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{ |
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bOk = SwapClosecaptionFile( buf.Base() ); |
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if ( bOk ) |
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{ |
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bOk = g_pFullFileSystem->WriteFile( pTargetName, pPathID, buf ); |
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} |
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else |
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{ |
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Warning( "Failed to create %s\n", pTargetName ); |
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} |
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} |
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return bOk; |
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} |
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//----------------------------------------------------------------------------- |
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// Calls utility function UpdateOrCreate |
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//----------------------------------------------------------------------------- |
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int UpdateOrCreateCaptionFile( const char *pSourceName, char *pTargetName, int maxLen, bool bForce ) |
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{ |
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return ::UpdateOrCreate( pSourceName, pTargetName, maxLen, "GAME", CaptionCreateCallback, bForce ); |
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} |
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#endif |