1 // CreateCoder.h
2 
3 #ifndef __CREATE_CODER_H
4 #define __CREATE_CODER_H
5 
6 #include "../../Common/MyCom.h"
7 #include "../../Common/MyString.h"
8 #include "../ICoder.h"
9 
10 #include "MethodId.h"
11 
12 #ifdef EXTERNAL_CODECS
13 
14 struct CCodecInfoEx
15 {
16   UString Name;
17   CMethodId Id;
18   UInt32 NumInStreams;
19   UInt32 NumOutStreams;
20   bool EncoderIsAssigned;
21   bool DecoderIsAssigned;
IsSimpleCodecCCodecInfoEx22   bool IsSimpleCodec() const { return NumOutStreams == 1 && NumInStreams == 1; }
CCodecInfoExCCodecInfoEx23   CCodecInfoEx(): EncoderIsAssigned(false), DecoderIsAssigned(false) {}
24 };
25 
26 HRESULT LoadExternalCodecs(ICompressCodecsInfo *codecsInfo, CObjectVector<CCodecInfoEx> &externalCodecs);
27 
28 #define PUBLIC_ISetCompressCodecsInfo public ISetCompressCodecsInfo,
29 #define QUERY_ENTRY_ISetCompressCodecsInfo MY_QUERYINTERFACE_ENTRY(ISetCompressCodecsInfo)
30 #define DECL_ISetCompressCodecsInfo STDMETHOD(SetCompressCodecsInfo)(ICompressCodecsInfo *compressCodecsInfo);
31 #define IMPL_ISetCompressCodecsInfo2(x) \
32 STDMETHODIMP x::SetCompressCodecsInfo(ICompressCodecsInfo *compressCodecsInfo) { \
33   COM_TRY_BEGIN _codecsInfo = compressCodecsInfo;  return LoadExternalCodecs(_codecsInfo, _externalCodecs); COM_TRY_END }
34 #define IMPL_ISetCompressCodecsInfo IMPL_ISetCompressCodecsInfo2(CHandler)
35 
36 #define EXTERNAL_CODECS_VARS2 _codecsInfo, &_externalCodecs
37 
38 #define DECL_EXTERNAL_CODECS_VARS CMyComPtr<ICompressCodecsInfo> _codecsInfo; CObjectVector<CCodecInfoEx> _externalCodecs;
39 #define EXTERNAL_CODECS_VARS EXTERNAL_CODECS_VARS2,
40 
41 #define DECL_EXTERNAL_CODECS_LOC_VARS2 ICompressCodecsInfo *codecsInfo, const CObjectVector<CCodecInfoEx> *externalCodecs
42 #define EXTERNAL_CODECS_LOC_VARS2 codecsInfo, externalCodecs
43 
44 #define DECL_EXTERNAL_CODECS_LOC_VARS DECL_EXTERNAL_CODECS_LOC_VARS2,
45 #define EXTERNAL_CODECS_LOC_VARS EXTERNAL_CODECS_LOC_VARS2,
46 
47 #else
48 
49 #define PUBLIC_ISetCompressCodecsInfo
50 #define QUERY_ENTRY_ISetCompressCodecsInfo
51 #define DECL_ISetCompressCodecsInfo
52 #define IMPL_ISetCompressCodecsInfo
53 #define EXTERNAL_CODECS_VARS2
54 #define DECL_EXTERNAL_CODECS_VARS
55 #define EXTERNAL_CODECS_VARS EXTERNAL_CODECS_VARS2
56 #define DECL_EXTERNAL_CODECS_LOC_VARS2
57 #define EXTERNAL_CODECS_LOC_VARS2
58 #define DECL_EXTERNAL_CODECS_LOC_VARS
59 #define EXTERNAL_CODECS_LOC_VARS
60 
61 #endif
62 
63 bool FindMethod(
64   DECL_EXTERNAL_CODECS_LOC_VARS
65   const UString &name, CMethodId &methodId, UInt32 &numInStreams, UInt32 &numOutStreams);
66 
67 bool FindMethod(
68   DECL_EXTERNAL_CODECS_LOC_VARS
69   CMethodId methodId, UString &name);
70 
71 
72 HRESULT CreateCoder(
73   DECL_EXTERNAL_CODECS_LOC_VARS
74   CMethodId methodId,
75   CMyComPtr<ICompressFilter> &filter,
76   CMyComPtr<ICompressCoder> &coder,
77   CMyComPtr<ICompressCoder2> &coder2,
78   bool encode, bool onlyCoder);
79 
80 HRESULT CreateCoder(
81   DECL_EXTERNAL_CODECS_LOC_VARS
82   CMethodId methodId,
83   CMyComPtr<ICompressCoder> &coder,
84   CMyComPtr<ICompressCoder2> &coder2,
85   bool encode);
86 
87 HRESULT CreateCoder(
88   DECL_EXTERNAL_CODECS_LOC_VARS
89   CMethodId methodId,
90   CMyComPtr<ICompressCoder> &coder, bool encode);
91 
92 HRESULT CreateFilter(
93   DECL_EXTERNAL_CODECS_LOC_VARS
94   CMethodId methodId,
95   CMyComPtr<ICompressFilter> &filter,
96   bool encode);
97 
98 #endif
99