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/***************************************************************************** |
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* |
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* XVID MPEG-4 VIDEO CODEC |
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* - XviD Decoder part of the DShow Filter - |
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* |
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* Copyright(C) 2002-2003 Peter Ross <pross@xvid.org> |
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* |
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* This program is free software ; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation ; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY ; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program ; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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* $Id$ |
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* |
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****************************************************************************/ |
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/**************************************************************************** |
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* |
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* 2003/12/11 - added some additional options, mainly to make the deblocking |
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* code from xvidcore available. Most of the new code is taken |
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* from Nic's dshow filter, (C) Nic, http://nic.dnsalias.com |
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* |
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****************************************************************************/ |
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/* |
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this requires the directx sdk |
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place these paths at the top of the Tools|Options|Directories list |
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|
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headers: |
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C:\DXVCSDK\include |
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C:\DXVCSDK\samples\Multimedia\DirectShow\BaseClasses |
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libraries (optional): |
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C:\DXVCSDK\samples\Multimedia\DirectShow\BaseClasses\Release |
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*/ |
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#include <windows.h> |
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#include <streams.h> |
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#include <initguid.h> |
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#include <olectl.h> |
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#if (1100 > _MSC_VER) |
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#include <olectlid.h> |
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#endif |
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#include <dvdmedia.h> // VIDEOINFOHEADER2 |
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#include <xvid.h> // XviD API |
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|
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#include "IXvidDecoder.h" |
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#include "CXvidDecoder.h" |
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#include "CAbout.h" |
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|
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// Externs defined here |
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PostProcessing_Settings PPSettings; |
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|
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int rgb_flip; |
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|
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bool USE_IYUV; |
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bool USE_YV12; |
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bool USE_YUY2; |
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bool USE_YVYU; |
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bool USE_UYVY; |
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bool USE_RGB32; |
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bool USE_RGB24; |
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bool USE_RG555; |
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bool USE_RG565; |
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|
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const AMOVIESETUP_MEDIATYPE sudInputPinTypes[] = |
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{ |
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{ &MEDIATYPE_Video, &CLSID_XVID }, |
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{ &MEDIATYPE_Video, &CLSID_XVID_UC }, |
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{ &MEDIATYPE_Video, &CLSID_DIVX }, |
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{ &MEDIATYPE_Video, &CLSID_DIVX_UC }, |
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{ &MEDIATYPE_Video, &CLSID_DX50 }, |
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{ &MEDIATYPE_Video, &CLSID_DX50_UC }, |
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}; |
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|
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const AMOVIESETUP_MEDIATYPE sudOutputPinTypes[] = |
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{ |
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{ &MEDIATYPE_Video, &MEDIASUBTYPE_NULL } |
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}; |
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|
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const AMOVIESETUP_PIN psudPins[] = |
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{ |
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{ |
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L"Input", // String pin name |
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FALSE, // Is it rendered |
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FALSE, // Is it an output |
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FALSE, // Allowed none |
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FALSE, // Allowed many |
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&CLSID_NULL, // Connects to filter |
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L"Output", // Connects to pin |
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sizeof(sudInputPinTypes) / sizeof(AMOVIESETUP_MEDIATYPE), // Number of types |
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&sudInputPinTypes[0] // The pin details |
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}, |
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{ |
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L"Output", // String pin name |
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FALSE, // Is it rendered |
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TRUE, // Is it an output |
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FALSE, // Allowed none |
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FALSE, // Allowed many |
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&CLSID_NULL, // Connects to filter |
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L"Input", // Connects to pin |
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sizeof(sudOutputPinTypes) / sizeof(AMOVIESETUP_MEDIATYPE), // Number of types |
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sudOutputPinTypes // The pin details |
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} |
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}; |
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const AMOVIESETUP_FILTER sudXvidDecoder = |
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{ |
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&CLSID_XVID, // Filter CLSID |
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XVID_NAME_L, // Filter name |
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MERIT_PREFERRED, // Its merit |
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sizeof(psudPins) / sizeof(AMOVIESETUP_PIN), // Number of pins |
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psudPins // Pin details |
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}; |
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// List of class IDs and creator functions for the class factory. This |
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// provides the link between the OLE entry point in the DLL and an object |
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// being created. The class factory will call the static CreateInstance |
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CFactoryTemplate g_Templates[] = |
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{ |
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{ |
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XVID_NAME_L, |
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&CLSID_XVID, |
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CXvidDecoder::CreateInstance, |
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NULL, |
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&sudXvidDecoder |
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}, |
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{ |
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XVID_NAME_L L"About", |
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&CLSID_CABOUT, |
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CAbout::CreateInstance |
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} |
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}; |
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int g_cTemplates = sizeof(g_Templates) / sizeof(CFactoryTemplate); |
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STDAPI DllRegisterServer() |
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{ |
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return AMovieDllRegisterServer2( TRUE ); |
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} |
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STDAPI DllUnregisterServer() |
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{ |
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return AMovieDllRegisterServer2( FALSE ); |
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} |
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/* create instance */ |
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CUnknown * WINAPI CXvidDecoder::CreateInstance(LPUNKNOWN punk, HRESULT *phr) |
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{ |
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CXvidDecoder * pNewObject = new CXvidDecoder(punk, phr); |
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if (pNewObject == NULL) |
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{ |
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*phr = E_OUTOFMEMORY; |
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} |
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return pNewObject; |
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} |
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/* query interfaces */ |
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STDMETHODIMP CXvidDecoder::NonDelegatingQueryInterface(REFIID riid, void **ppv) |
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{ |
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CheckPointer(ppv, E_POINTER); |
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if (riid == IID_IXvidDecoder) |
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{ |
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return GetInterface((IXvidDecoder *) this, ppv); |
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} |
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if (riid == IID_ISpecifyPropertyPages) |
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{ |
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return GetInterface((ISpecifyPropertyPages *) this, ppv); |
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} |
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return CVideoTransformFilter::NonDelegatingQueryInterface(riid, ppv); |
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} |
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/* constructor */ |
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CXvidDecoder::CXvidDecoder(LPUNKNOWN punk, HRESULT *phr) : |
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CVideoTransformFilter(NAME("CXvidDecoder"), punk, CLSID_XVID) |
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{ |
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DPRINTF("Constructor"); |
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xvid_gbl_init_t init; |
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memset(&init, 0, sizeof(init)); |
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init.version = XVID_VERSION; |
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if (xvid_global(0, XVID_GBL_INIT, &init, NULL) < 0) |
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{ |
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MessageBox(0, "xvid_global() failed", "Error", 0); |
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return; |
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} |
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memset(&m_create, 0, sizeof(m_create)); |
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m_create.version = XVID_VERSION; |
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m_create.handle = NULL; |
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memset(&m_frame, 0, sizeof(m_frame)); |
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m_frame.version = XVID_VERSION; |
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HKEY hKey; |
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DWORD size; |
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RegOpenKeyEx(XVID_REG_KEY, XVID_REG_SUBKEY, 0, KEY_READ, &hKey); |
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// Set the default post-processing settings |
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REG_GET_N("Brightness", PPSettings.nBrightness, 25) |
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REG_GET_N("Deblock_Y", PPSettings.bDeblock_Y, 0) |
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REG_GET_N("Deblock_UV", PPSettings.bDeblock_UV, 0) |
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REG_GET_N("Dering", PPSettings.bDering, 0) |
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REG_GET_N("FilmEffect", PPSettings.bFilmEffect, 0) |
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REG_GET_N("ForceColorspace", PPSettings.nForceColorspace, 0) |
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RegCloseKey(hKey); |
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USE_IYUV = false; |
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USE_YV12 = false; |
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USE_YUY2 = false; |
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USE_YVYU = false; |
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USE_UYVY = false; |
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USE_RGB32 = false; |
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USE_RGB24 = false; |
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USE_RG555 = false; |
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USE_RG565 = false; |
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switch ( PPSettings.nForceColorspace ) |
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{ |
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case FORCE_NONE: |
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USE_IYUV = true; |
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USE_YV12 = true; |
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USE_YUY2 = true; |
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USE_YVYU = true; |
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USE_UYVY = true; |
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USE_RGB32 = true; |
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USE_RGB24 = true; |
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USE_RG555 = true; |
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USE_RG565 = true; |
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break; |
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case FORCE_YV12: |
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USE_IYUV = true; |
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USE_YV12 = true; |
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break; |
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case FORCE_YUY2: |
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USE_YUY2 = true; |
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break; |
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case FORCE_RGB24: |
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USE_RGB24 = true; |
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break; |
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case FORCE_RGB32: |
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USE_RGB32 = true; |
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break; |
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} |
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} |
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/* destructor */ |
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CXvidDecoder::~CXvidDecoder() |
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{ |
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DPRINTF("Destructor"); |
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if (m_create.handle != NULL) |
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{ |
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xvid_decore(m_create.handle, XVID_DEC_DESTROY, 0, 0); |
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m_create.handle = NULL; |
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} |
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} |
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/* check input type */ |
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HRESULT CXvidDecoder::CheckInputType(const CMediaType * mtIn) |
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{ |
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DPRINTF("CheckInputType"); |
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BITMAPINFOHEADER * hdr; |
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if (*mtIn->Type() != MEDIATYPE_Video) |
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{ |
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DPRINTF("Error: Unknown Type"); |
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return VFW_E_TYPE_NOT_ACCEPTED; |
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} |
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if (*mtIn->FormatType() == FORMAT_VideoInfo) |
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{ |
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VIDEOINFOHEADER * vih = (VIDEOINFOHEADER *) mtIn->Format(); |
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hdr = &vih->bmiHeader; |
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} |
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else if (*mtIn->FormatType() == FORMAT_VideoInfo2) |
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{ |
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VIDEOINFOHEADER2 * vih2 = (VIDEOINFOHEADER2 *) mtIn->Format(); |
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hdr = &vih2->bmiHeader; |
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} |
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else |
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{ |
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DPRINTF("Error: Unknown FormatType"); |
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return VFW_E_TYPE_NOT_ACCEPTED; |
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} |
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if (hdr->biHeight < 0) |
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{ |
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DPRINTF("colorspace: inverted input format not supported"); |
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} |
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m_create.width = hdr->biWidth; |
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m_create.height = hdr->biHeight; |
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switch(hdr->biCompression) |
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{ |
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case FOURCC_XVID : |
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// case FOURCC_DIVX : |
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// case FOURCC_DX50 : |
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break; |
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default : |
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DPRINTF("Unknown fourcc: 0x%08x (%c%c%c%c)", |
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hdr->biCompression, |
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(hdr->biCompression)&0xff, |
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(hdr->biCompression>>8)&0xff, |
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(hdr->biCompression>>16)&0xff, |
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(hdr->biCompression>>24)&0xff); |
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return VFW_E_TYPE_NOT_ACCEPTED; |
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} |
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return S_OK; |
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} |
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/* get list of supported output colorspaces */ |
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|
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HRESULT CXvidDecoder::GetMediaType(int iPosition, CMediaType *mtOut) |
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{ |
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DPRINTF("GetMediaType"); |
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if (m_pInput->IsConnected() == FALSE) |
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{ |
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return E_UNEXPECTED; |
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} |
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VIDEOINFOHEADER * vih = (VIDEOINFOHEADER *) mtOut->ReallocFormatBuffer(sizeof(VIDEOINFOHEADER)); |
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if (vih == NULL) |
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{ |
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return E_OUTOFMEMORY; |
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} |
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ZeroMemory(vih, sizeof (VIDEOINFOHEADER)); |
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vih->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); |
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vih->bmiHeader.biWidth = m_create.width; |
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vih->bmiHeader.biHeight = m_create.height; |
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vih->bmiHeader.biPlanes = 1; |
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if (iPosition < 0) |
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{ |
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return E_INVALIDARG; |
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} |
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switch(iPosition) |
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{ |
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case 0 : |
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if ( USE_IYUV ) |
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{ |
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vih->bmiHeader.biCompression = CLSID_MEDIASUBTYPE_IYUV.Data1; |
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vih->bmiHeader.biBitCount = 12; |
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mtOut->SetSubtype(&CLSID_MEDIASUBTYPE_IYUV); |
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break; |
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} |
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case 1 : |
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if ( USE_YV12 ) |
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{ |
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vih->bmiHeader.biCompression = MEDIASUBTYPE_YV12.Data1; |
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vih->bmiHeader.biBitCount = 12; |
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mtOut->SetSubtype(&MEDIASUBTYPE_YV12); |
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break; |
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} |
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case 2: |
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if ( USE_YUY2 ) |
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{ |
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vih->bmiHeader.biCompression = MEDIASUBTYPE_YUY2.Data1; |
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vih->bmiHeader.biBitCount = 16; |
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mtOut->SetSubtype(&MEDIASUBTYPE_YUY2); |
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break; |
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} |
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case 3 : |
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if ( USE_YVYU ) |
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{ |
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vih->bmiHeader.biCompression = MEDIASUBTYPE_YVYU.Data1; |
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vih->bmiHeader.biBitCount = 16; |
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mtOut->SetSubtype(&MEDIASUBTYPE_YVYU); |
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break; |
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} |
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case 4 : |
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if ( USE_UYVY ) |
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{ |
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vih->bmiHeader.biCompression = MEDIASUBTYPE_UYVY.Data1; |
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vih->bmiHeader.biBitCount = 16; |
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mtOut->SetSubtype(&MEDIASUBTYPE_UYVY); |
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break; |
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} |
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case 5 : |
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if ( USE_RGB32 ) |
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{ |
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vih->bmiHeader.biCompression = BI_RGB; |
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vih->bmiHeader.biBitCount = 32; |
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mtOut->SetSubtype(&MEDIASUBTYPE_RGB32); |
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break; |
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} |
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case 6 : |
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if ( USE_RGB24 ) |
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{ |
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vih->bmiHeader.biCompression = BI_RGB; |
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vih->bmiHeader.biBitCount = 24; |
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mtOut->SetSubtype(&MEDIASUBTYPE_RGB24); |
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break; |
439 |
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} |
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case 7 : |
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if ( USE_RG555 ) |
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{ |
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vih->bmiHeader.biCompression = BI_RGB; |
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vih->bmiHeader.biBitCount = 16; |
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mtOut->SetSubtype(&MEDIASUBTYPE_RGB555); |
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break; |
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} |
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case 8 : |
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if ( USE_RG565 ) |
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{ |
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vih->bmiHeader.biCompression = BI_RGB; |
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vih->bmiHeader.biBitCount = 16; |
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mtOut->SetSubtype(&MEDIASUBTYPE_RGB565); |
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break; |
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} |
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default : |
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return VFW_S_NO_MORE_ITEMS; |
458 |
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} |
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|
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vih->bmiHeader.biSizeImage = GetBitmapSize(&vih->bmiHeader); |
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|
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mtOut->SetType(&MEDIATYPE_Video); |
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mtOut->SetFormatType(&FORMAT_VideoInfo); |
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mtOut->SetTemporalCompression(FALSE); |
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mtOut->SetSampleSize(vih->bmiHeader.biSizeImage); |
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|
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return S_OK; |
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} |
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|
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|
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/* (internal function) change colorspace */ |
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|
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HRESULT CXvidDecoder::ChangeColorspace(GUID subtype, GUID formattype, void * format) |
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{ |
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if (formattype == FORMAT_VideoInfo) |
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{ |
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VIDEOINFOHEADER * vih = (VIDEOINFOHEADER * )format; |
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m_frame.output.stride[0] = (((vih->bmiHeader.biWidth * vih->bmiHeader.biBitCount) + 31) & ~31) >> 3; |
479 |
|
rgb_flip = (vih->bmiHeader.biHeight < 0 ? 0 : XVID_CSP_VFLIP); |
480 |
|
} |
481 |
|
else if (formattype == FORMAT_VideoInfo2) |
482 |
|
{ |
483 |
|
VIDEOINFOHEADER2 * vih2 = (VIDEOINFOHEADER2 * )format; |
484 |
|
m_frame.output.stride[0] = (((vih2->bmiHeader.biWidth * vih2->bmiHeader.biBitCount) + 31) & ~31) >> 3; |
485 |
|
rgb_flip = (vih2->bmiHeader.biHeight < 0 ? 0 : XVID_CSP_VFLIP); |
486 |
|
} |
487 |
|
else |
488 |
|
{ |
489 |
|
return S_FALSE; |
490 |
|
} |
491 |
|
|
492 |
|
if (subtype == CLSID_MEDIASUBTYPE_IYUV) |
493 |
|
{ |
494 |
|
DPRINTF("IYUV"); |
495 |
|
m_frame.output.csp = XVID_CSP_I420; |
496 |
|
m_frame.output.stride[0] = (m_frame.output.stride[0] * 2) / 3; /* planar format fix */ |
497 |
|
} |
498 |
|
else if (subtype == MEDIASUBTYPE_YV12) |
499 |
|
{ |
500 |
|
DPRINTF("YV12"); |
501 |
|
m_frame.output.csp = XVID_CSP_YV12; |
502 |
|
m_frame.output.stride[0] = (m_frame.output.stride[0] * 2) / 3; /* planar format fix */ |
503 |
|
} |
504 |
|
else if (subtype == MEDIASUBTYPE_YUY2) |
505 |
|
{ |
506 |
|
DPRINTF("YUY2"); |
507 |
|
m_frame.output.csp = XVID_CSP_YUY2; |
508 |
|
} |
509 |
|
else if (subtype == MEDIASUBTYPE_YVYU) |
510 |
|
{ |
511 |
|
DPRINTF("YVYU"); |
512 |
|
m_frame.output.csp = XVID_CSP_YVYU; |
513 |
|
} |
514 |
|
else if (subtype == MEDIASUBTYPE_UYVY) |
515 |
|
{ |
516 |
|
DPRINTF("UYVY"); |
517 |
|
m_frame.output.csp = XVID_CSP_UYVY; |
518 |
|
} |
519 |
|
else if (subtype == MEDIASUBTYPE_RGB32) |
520 |
|
{ |
521 |
|
DPRINTF("RGB32"); |
522 |
|
m_frame.output.csp = rgb_flip | XVID_CSP_BGRA; |
523 |
|
} |
524 |
|
else if (subtype == MEDIASUBTYPE_RGB24) |
525 |
|
{ |
526 |
|
DPRINTF("RGB24"); |
527 |
|
m_frame.output.csp = rgb_flip | XVID_CSP_BGR; |
528 |
|
} |
529 |
|
else if (subtype == MEDIASUBTYPE_RGB555) |
530 |
|
{ |
531 |
|
DPRINTF("RGB555"); |
532 |
|
m_frame.output.csp = rgb_flip | XVID_CSP_RGB555; |
533 |
|
} |
534 |
|
else if (subtype == MEDIASUBTYPE_RGB565) |
535 |
|
{ |
536 |
|
DPRINTF("RGB565"); |
537 |
|
m_frame.output.csp = rgb_flip | XVID_CSP_RGB565; |
538 |
|
} |
539 |
|
else if (subtype == GUID_NULL) |
540 |
|
{ |
541 |
|
m_frame.output.csp = XVID_CSP_NULL; |
542 |
|
} |
543 |
|
else |
544 |
|
{ |
545 |
|
return S_FALSE; |
546 |
|
} |
547 |
|
|
548 |
|
return S_OK; |
549 |
|
} |
550 |
|
|
551 |
|
|
552 |
|
/* set output colorspace */ |
553 |
|
|
554 |
|
HRESULT CXvidDecoder::SetMediaType(PIN_DIRECTION direction, const CMediaType *pmt) |
555 |
|
{ |
556 |
|
DPRINTF("SetMediaType"); |
557 |
|
|
558 |
|
if (direction == PINDIR_OUTPUT) |
559 |
|
{ |
560 |
|
return ChangeColorspace(*pmt->Subtype(), *pmt->FormatType(), pmt->Format()); |
561 |
|
} |
562 |
|
|
563 |
|
return S_OK; |
564 |
|
} |
565 |
|
|
566 |
|
|
567 |
|
/* check input<->output compatiblity */ |
568 |
|
|
569 |
|
HRESULT CXvidDecoder::CheckTransform(const CMediaType *mtIn, const CMediaType *mtOut) |
570 |
|
{ |
571 |
|
DPRINTF("CheckTransform"); |
572 |
|
return S_OK; |
573 |
|
} |
574 |
|
|
575 |
|
|
576 |
|
/* alloc output buffer */ |
577 |
|
|
578 |
|
HRESULT CXvidDecoder::DecideBufferSize(IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest) |
579 |
|
{ |
580 |
|
DPRINTF("DecideBufferSize"); |
581 |
|
HRESULT result; |
582 |
|
ALLOCATOR_PROPERTIES ppropActual; |
583 |
|
|
584 |
|
if (m_pInput->IsConnected() == FALSE) |
585 |
|
{ |
586 |
|
return E_UNEXPECTED; |
587 |
|
} |
588 |
|
|
589 |
|
ppropInputRequest->cBuffers = 1; |
590 |
|
ppropInputRequest->cbBuffer = m_create.width * m_create.height * 4; |
591 |
|
// cbAlign causes problems with the resize filter */ |
592 |
|
// ppropInputRequest->cbAlign = 16; |
593 |
|
ppropInputRequest->cbPrefix = 0; |
594 |
|
|
595 |
|
result = pAlloc->SetProperties(ppropInputRequest, &ppropActual); |
596 |
|
if (result != S_OK) |
597 |
|
{ |
598 |
|
return result; |
599 |
|
} |
600 |
|
|
601 |
|
if (ppropActual.cbBuffer < ppropInputRequest->cbBuffer) |
602 |
|
{ |
603 |
|
return E_FAIL; |
604 |
|
} |
605 |
|
|
606 |
|
return S_OK; |
607 |
|
} |
608 |
|
|
609 |
|
|
610 |
|
/* decode frame */ |
611 |
|
|
612 |
|
HRESULT CXvidDecoder::Transform(IMediaSample *pIn, IMediaSample *pOut) |
613 |
|
{ |
614 |
|
DPRINTF("Transform"); |
615 |
|
xvid_dec_stats_t stats; |
616 |
|
int length; |
617 |
|
|
618 |
|
memset(&stats, 0, sizeof(stats)); |
619 |
|
stats.version = XVID_VERSION; |
620 |
|
|
621 |
|
if (m_create.handle == NULL) |
622 |
|
{ |
623 |
|
if (xvid_decore(0, XVID_DEC_CREATE, &m_create, 0) < 0) |
624 |
|
{ |
625 |
|
DPRINTF("*** XVID_DEC_CREATE error"); |
626 |
|
return S_FALSE; |
627 |
|
} |
628 |
|
} |
629 |
|
|
630 |
|
AM_MEDIA_TYPE * mtOut; |
631 |
|
pOut->GetMediaType(&mtOut); |
632 |
|
if (mtOut != NULL) |
633 |
|
{ |
634 |
|
HRESULT result; |
635 |
|
|
636 |
|
result = ChangeColorspace(mtOut->subtype, mtOut->formattype, mtOut->pbFormat); |
637 |
|
DeleteMediaType(mtOut); |
638 |
|
|
639 |
|
if (result != S_OK) |
640 |
|
{ |
641 |
|
DPRINTF("*** ChangeColorspace error"); |
642 |
|
return result; |
643 |
|
} |
644 |
|
} |
645 |
|
|
646 |
|
m_frame.length = pIn->GetActualDataLength(); |
647 |
|
if (pIn->GetPointer((BYTE**)&m_frame.bitstream) != S_OK) |
648 |
|
{ |
649 |
|
return S_FALSE; |
650 |
|
} |
651 |
|
|
652 |
|
if (pOut->GetPointer((BYTE**)&m_frame.output.plane[0]) != S_OK) |
653 |
|
{ |
654 |
|
return S_FALSE; |
655 |
|
} |
656 |
|
|
657 |
|
m_frame.general = XVID_LOWDELAY; |
658 |
|
|
659 |
|
if (pIn->IsDiscontinuity() == S_OK) |
660 |
|
m_frame.general = XVID_DISCONTINUITY; |
661 |
|
|
662 |
|
if (PPSettings.bDeblock_Y) |
663 |
|
m_frame.general |= XVID_DEBLOCKY; |
664 |
|
|
665 |
|
if (PPSettings.bDeblock_UV) |
666 |
|
m_frame.general |= XVID_DEBLOCKUV; |
667 |
|
/* |
668 |
|
if (PPSettings.bDering) |
669 |
|
m_frame.general |= XVID_DERING; |
670 |
|
*/ |
671 |
|
if (PPSettings.bFilmEffect) |
672 |
|
m_frame.general |= XVID_FILMEFFECT; |
673 |
|
|
674 |
|
if (PPSettings.bFlipVideo) { |
675 |
|
if (rgb_flip) |
676 |
|
m_frame.output.csp &= ~XVID_CSP_VFLIP; |
677 |
|
else |
678 |
|
m_frame.output.csp |= XVID_CSP_VFLIP; |
679 |
|
} |
680 |
|
else { |
681 |
|
if (rgb_flip) |
682 |
|
m_frame.output.csp |= XVID_CSP_VFLIP; |
683 |
|
else |
684 |
|
m_frame.output.csp &= ~XVID_CSP_VFLIP; |
685 |
|
} |
686 |
|
|
687 |
|
repeat : |
688 |
|
|
689 |
|
if (pIn->IsPreroll() != S_OK) |
690 |
|
{ |
691 |
|
length = xvid_decore(m_create.handle, XVID_DEC_DECODE, &m_frame, &stats); |
692 |
|
|
693 |
|
if (length < 0) |
694 |
|
{ |
695 |
|
DPRINTF("*** XVID_DEC_DECODE"); |
696 |
|
return S_FALSE; |
697 |
|
} |
698 |
|
} |
699 |
|
else |
700 |
|
{ |
701 |
|
int tmp = m_frame.output.csp; |
702 |
|
m_frame.output.csp = XVID_CSP_NULL; |
703 |
|
|
704 |
|
length = xvid_decore(m_create.handle, XVID_DEC_DECODE, &m_frame, &stats); |
705 |
|
if (length < 0) |
706 |
|
{ |
707 |
|
DPRINTF("*** XVID_DEC_DECODE"); |
708 |
|
return S_FALSE; |
709 |
|
} |
710 |
|
|
711 |
|
m_frame.output.csp = tmp; |
712 |
|
} |
713 |
|
|
714 |
|
if (stats.type == XVID_TYPE_NOTHING) { |
715 |
|
DPRINTF("B-Frame decoder lag"); |
716 |
|
return S_FALSE; |
717 |
|
} |
718 |
|
|
719 |
|
|
720 |
|
if (stats.type == XVID_TYPE_VOL) |
721 |
|
{ |
722 |
|
if (stats.data.vol.width != m_create.width || |
723 |
|
stats.data.vol.height != m_create.height) |
724 |
|
{ |
725 |
|
DPRINTF("TODO: auto-resize"); |
726 |
|
return S_FALSE; |
727 |
|
} |
728 |
|
|
729 |
|
m_frame.bitstream = (BYTE*)m_frame.bitstream + length; |
730 |
|
m_frame.length -= length; |
731 |
|
goto repeat; |
732 |
|
} |
733 |
|
|
734 |
|
return S_OK; |
735 |
|
} |
736 |
|
|
737 |
|
|
738 |
|
/* get property page list */ |
739 |
|
|
740 |
|
STDMETHODIMP CXvidDecoder::GetPages(CAUUID * pPages) |
741 |
|
{ |
742 |
|
DPRINTF("GetPages"); |
743 |
|
|
744 |
|
pPages->cElems = 1; |
745 |
|
pPages->pElems = (GUID *)CoTaskMemAlloc(pPages->cElems * sizeof(GUID)); |
746 |
|
if (pPages->pElems == NULL) |
747 |
|
{ |
748 |
|
return E_OUTOFMEMORY; |
749 |
|
} |
750 |
|
pPages->pElems[0] = CLSID_CABOUT; |
751 |
|
|
752 |
|
return S_OK; |
753 |
|
} |
754 |
|
|
755 |
|
|
756 |
|
/* cleanup pages */ |
757 |
|
|
758 |
|
STDMETHODIMP CXvidDecoder::FreePages(CAUUID * pPages) |
759 |
|
{ |
760 |
|
DPRINTF("FreePages"); |
761 |
|
CoTaskMemFree(pPages->pElems); |
762 |
|
return S_OK; |
763 |
|
} |