[cvs] / xvidcore / dshow / src / CXvidDecoder.h Repository:
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revision 1.1, Sat Feb 22 08:22:03 2003 UTC revision 1.2, Mon Mar 22 23:35:11 2004 UTC
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1    /*****************************************************************************
2     *
3     *  XVID MPEG-4 VIDEO CODEC
4     *  - XviD Decoder part of the DShow Filter  -
5     *
6     *  Copyright(C) 2002-2003 Peter Ross <pross@xvid.org>
7     *
8     *  This program is free software ; you can redistribute it and/or modify
9     *  it under the terms of the GNU General Public License as published by
10     *  the Free Software Foundation ; either version 2 of the License, or
11     *  (at your option) any later version.
12     *
13     *  This program is distributed in the hope that it will be useful,
14     *  but WITHOUT ANY WARRANTY ; without even the implied warranty of
15     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16     *  GNU General Public License for more details.
17     *
18     *  You should have received a copy of the GNU General Public License
19     *  along with this program ; if not, write to the Free Software
20     *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21     *
22     * $Id$
23     *
24     ****************************************************************************/
25    
26    #ifndef _FILTER_H_
27    #define _FILTER_H_
28    
29    #include <xvid.h>
30    #include "IXvidDecoder.h"
31    
32    
33    #define XVID_NAME_L             L"XviD MPEG-4 Video Decoder"
34    
35    /* --- fourcc --- */
36    
37    #define FOURCC_XVID     mmioFOURCC('X','V','I','D')
38    #define FOURCC_DIVX     mmioFOURCC('D','I','V','X')
39    #define FOURCC_DX50     mmioFOURCC('D','X','5','0')
40    #define FOURCC_MP4V     mmioFOURCC('m','p','4','v')
41    
42    /* --- media uids --- */
43    
44    DEFINE_GUID(CLSID_XVID,         mmioFOURCC('x','v','i','d'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
45    DEFINE_GUID(CLSID_XVID_UC,      mmioFOURCC('X','V','I','D'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
46    DEFINE_GUID(CLSID_DIVX,         mmioFOURCC('d','i','v','x'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
47    DEFINE_GUID(CLSID_DIVX_UC,      mmioFOURCC('D','I','V','X'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
48    DEFINE_GUID(CLSID_DX50,         mmioFOURCC('d','x','5','0'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
49    DEFINE_GUID(CLSID_DX50_UC,      mmioFOURCC('D','X','5','0'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
50    DEFINE_GUID(CLSID_MP4V,         mmioFOURCC('m','p','4','v'), 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
51    
52    
53    /* MEDIATYPE_IYUV is not always defined in the directx headers */
54    DEFINE_GUID(CLSID_MEDIASUBTYPE_IYUV, 0x56555949, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
55    
56    
57    class CXvidDecoder : public CVideoTransformFilter, public IXvidDecoder, public ISpecifyPropertyPages
58    {
59    
60    public :
61    
62            static CUnknown * WINAPI CreateInstance(LPUNKNOWN punk, HRESULT *phr);
63            STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void ** ppv);
64            DECLARE_IUNKNOWN;
65    
66            CXvidDecoder(LPUNKNOWN punk, HRESULT *phr);
67            ~CXvidDecoder();
68    
69            HRESULT CheckInputType(const CMediaType * mtIn);
70            HRESULT GetMediaType(int iPos, CMediaType * pmt);
71            HRESULT SetMediaType(PIN_DIRECTION direction, const CMediaType *pmt);
72    
73            HRESULT CheckTransform(const CMediaType *mtIn, const CMediaType *mtOut);
74            HRESULT DecideBufferSize(IMemAllocator * pima, ALLOCATOR_PROPERTIES * pProperties);
75    
76            HRESULT Transform(IMediaSample *pIn, IMediaSample *pOut);
77    
78            STDMETHODIMP GetPages(CAUUID * pPages);
79            STDMETHODIMP FreePages(CAUUID * pPages);
80    
81    private :
82    
83            HRESULT ChangeColorspace(GUID subtype, GUID formattype, void * format);
84    
85            xvid_dec_create_t m_create;
86            xvid_dec_frame_t m_frame;
87    
88            HINSTANCE m_hdll;
89            int (*xvid_global_func)(void *handle, int opt, void *param1, void *param2);
90            int (*xvid_decore_func)(void *handle, int opt, void *param1, void *param2);
91            int ar_x, ar_y;
92    
93            int rgb_flip;
94    };
95    
96    
97    #endif /* _FILTER_H_ */
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