rasipr.cpp
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上传日期:2013-07-19
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "hxcom.h"
- #include "hxtypes.h"
- #ifdef _WINDOWS
- #include <windows.h>
- #endif
- #include "hxresult.h"
- #include "racodec.h"
- #include "hxacodec.h"
- #include "wrapsipr2.h"
- /*
- * PROTOTYPES
- */
- #ifdef _MACINTOSH
- #ifndef _MAC_MACHO
- extern "C"
- {
- // Default routines
- OSErr __initialize (CFragInitBlockPtr pInitBlock);
- void __terminate(void);
-
- // Our routines
- OSErr InitEntryPoint (CFragInitBlockPtr pInitBlock);
- void TermEntryPoint(void);
- }
- #endif
- #endif
- /*
- * GLOBALS
- */
- /*
- * FUNCTIONS
- */
- #ifdef _WIN32
- #if !defined(_STATICALLY_LINKED)
- #ifndef _WINCE
- BOOL WINAPI DllMain (HINSTANCE hDLL, DWORD dwReason, LPVOID lpReserved)
- #else
- BOOL WINAPI DllMain (HANDLE hDLL, DWORD dwReason, LPVOID lpReserved)
- #endif
- {
- return TRUE;
- }
- #endif /* #if !defined(_STATICALLY_LINKED) */
- #endif //_WIN32
- #ifdef _WIN16
- int CALLBACK LibMain (HINSTANCE hinst, WORD wDataSeg, WORD cbHeap, LPSTR lpszCmdLine)
- {
- return TRUE;
- }
- int CALLBACK _WEP (int I)
- {
- return TRUE;
- }
- #endif //_WIN16
- #ifdef _MACINTOSH
- #ifndef _MAC_MACHO
- OSErr InitEntryPoint (CFragInitBlockPtr pInitBlock)
- {
- OSErr result = noErr;
-
- result = __initialize (pInitBlock);
-
- // HoldLibraryInMemory();
-
- return result;
- }
- void TermEntryPoint (void)
- {
- __terminate();
-
- // UnholdLibraryInMemory();
- }
- #endif
- #endif
- /*
- * NEW COOKIE API
- */
- // preview compatibility only - obsolete
- HX_RESULT HXEXPORT ENTRYPOINT(RAOpenCodec) (RACODEC* pCodecRef)
- {
- CSiproCodec* thisCodec = new CSiproCodec;
- if (pCodecRef)
- *pCodecRef = (RACODEC) thisCodec;
- return HXR_OK;
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RAOpenCodec2) (RACODEC* pCodecRef, const char* pCodecPath)
- {
- // Note: The codec path is now obtained from this library's global
- // DLLAccess object, which is set in the SetDLLAccessPaths() exported
- // function. The loader of this library should have already called the
- // SetDLLAccessPaths() function to set the codec path. -DPS
- CSiproCodec* thisCodec = new CSiproCodec;
- if (pCodecRef)
- *pCodecRef = (RACODEC) thisCodec;
- return HXR_OK;
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RACloseCodec) (RACODEC codecRef)
- {
- delete (CSiproCodec*)codecRef;
- return HXR_OK;
- }
- // Older SDK uses *this* function to determine the number of codec flavors.
- // However, if this function returns more than 4 (the original number of
- // Sipro flavors), that SDK will fail...
- UINT16 HXEXPORT ENTRYPOINT(RAGetNumberOfFlavors) (RACODEC codecRef)
- {
- UINT16 retVal = 0;
- if (codecRef)
- {
- retVal = ((CSiproCodec*)codecRef)->mGetNumberOfFlavors();
- }
-
- return retVal;
- }
- // This is the *new* function that will return the true number of supported
- // Sipro flavors. The Build Engine will check for the existence of this
- // function, and use its result. If this function does not exist it will
- // query the function above (RAGetNumberOfFlavors)
- // -Gregc
- // It is currently commented out since no new flavors have been added to
- // Sipro since G2 Gold. If new flavor is added, un-comment this and
- // export the function.
- //UINT16 HXEXPORT ENTRYPOINT(RAGetNumberOfFlavors2) (RACODEC codecRef)
- //{
- // UINT16 retVal = 0;
- //
- // if (codecRef)
- // {
- // retVal = ((CSiproCodec*)codecRef)->mGetNumberOfFlavors2();
- // }
- //
- // return retVal;
- //}
- void * HXEXPORT ENTRYPOINT(RAGetFlavorProperty)(RACODEC codecRef, UINT16 flvIndex, UINT16 Property, UINT16 * pSize)
- {
- void* pRet = NULL;
-
- if (codecRef)
- {
- return ((CSiproCodec*)codecRef)->mGetFlavorProperty(flvIndex, Property, pSize);
- }
-
- return pRet;
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RASetFlavor) (RACODEC codecRef, UINT16 flvIndex)
- {
- if (codecRef)
- return ((CSiproCodec*)codecRef)->mSetFlavor(flvIndex);
- else
- return HXR_INVALID_PARAMETER;
- }
- void HXEXPORT ENTRYPOINT(RASetPwd) (RACODEC codecRef, const char *pPwd)
- {
- if (codecRef)
- ((CSiproCodec*)codecRef)->mSetPassword(pPwd);
- }
- #ifdef _DECODER
- HX_RESULT HXEXPORT ENTRYPOINT(RAInitDecoder) (RACODEC codecRef, void* pParam)
- {
- return ((CSiproCodec*)codecRef)->mInitDecoder();
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RADecode) (RACODEC codecRef, Byte* in, UINT32 inLength, Byte* out, UINT32 *pOutLength, UINT32 UserData)
- {
- return ((CSiproCodec*)codecRef)->mDecode(in, inLength, out, pOutLength, UserData);
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RAFlush) (RACODEC codecRef, Byte* outBuf, UINT32* pOutLength)
- {
- // Re-initialize codec instead of skipping interpolation
- // because Alan is afraid of the filter going unstable.
- ((CSiproCodec*)codecRef)->mInitDecoder();
- if (pOutLength)
- *pOutLength = 0;
- return HXR_OK;
- }
- void HXEXPORT ENTRYPOINT(RAFreeDecoder) (RACODEC codecRef)
- {
- ((CSiproCodec*)codecRef)->mFreeDecoder();
- }
- #endif // _DECODER
- #ifdef _ENCODER
- HX_RESULT HXEXPORT ENTRYPOINT(RAInitEncoder) (RACODEC codecRef, void* pParams)
- {
- if( NULL == pParams )
- {
- return HXR_INVALID_PARAMETER;
- }
- RAENCODER_INIT_PARAMS* pInitParams = (RAENCODER_INIT_PARAMS*)pParams;
- return ((CSiproCodec*)codecRef)->mInitEncoder(
- pInitParams->sampleRate,
- pInitParams->bitsPerSample,
- &(pInitParams->numSamplesIn),
- &(pInitParams->numBytesOut) );
- }
- void HXEXPORT ENTRYPOINT(RAEncode) (RACODEC codecRef, UINT16* inBuf, Byte* outBuf)
- {
- ((CSiproCodec*)codecRef)->mEncode((short*)inBuf, outBuf);
- }
- void HXEXPORT ENTRYPOINT(RAFreeEncoder) (RACODEC codecRef)
- {
- ((CSiproCodec*)codecRef)->mFreeEncoder();
- }
- #if !defined(_STATICALLY_LINKED)
- int RAHaveSetPassword(void)
- {
- return 1 ; // yes we do
- }
- #endif
- #endif // _ENCODER
- HX_RESULT HXEXPORT ENTRYPOINT(RAGetGUID) (UCHAR* pGUID)
- {
- return CSiproCodec::mGetGUID(pGUID);
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RAGetDecoderBackendGUID) (RACODEC codecRef, UCHAR* pGUID)
- {
- // look mom, no backend!
- return HXR_NOTIMPL ;
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RAGetBackend) (RACODEC codecRef, void*** pFuncList)
- {
- return HXR_NOTIMPL ;
- }
- HX_RESULT HXEXPORT ENTRYPOINT(RASetComMode) (RACODEC codecRef)
- {
- if (codecRef)
- {
- return ((CSiproCodec*)codecRef)->mSetComMode();
- }
- return HXR_FAIL;
- }
- #if defined(_ENCODER) && !defined(_STATICALLY_LINKED)
- /*
- * RACreateEncoderInstance lives in a static library. If no
- * module references RACreateEncoderInstance, it won't get
- * linked in on Unix.
- * To make sure that RACreateEncoderInstance gets linked against
- * we make it an unresolved symbol in this module.
- */
- static FPRACreateEncoderInstance temp = RACreateEncoderInstance ;
- #endif /* !defined(_STATICALLY_LINKED) */