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1 /*!
2  * \copy
3  *     Copyright (c)  2009-2013, Cisco Systems
4  *     All rights reserved.
5  *
6  *     Redistribution and use in source and binary forms, with or without
7  *     modification, are permitted provided that the following conditions
8  *     are met:
9  *
10  *        * Redistributions of source code must retain the above copyright
11  *          notice, this list of conditions and the following disclaimer.
12  *
13  *        * Redistributions in binary form must reproduce the above copyright
14  *          notice, this list of conditions and the following disclaimer in
15  *          the documentation and/or other materials provided with the
16  *          distribution.
17  *
18  *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  *     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  *     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21  *     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22  *     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23  *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
24  *     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
26  *     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  *     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
28  *     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  *     POSSIBILITY OF SUCH DAMAGE.
30  *
31  *
32  *
33  *  Abstract
34  *      Cisco OpenH264 encoder extension utilization interface for T26
35  *
36  *  History
37  *      4/24/2009 Created
38  *
39  *
40  *************************************************************************/
41 #if !defined(WELS_PLUS_WELSENCODEREXT_H)
42 #define WELS_PLUS_WELSENCODEREXT_H
43 
44 #include "codec_api.h"
45 #include "codec_def.h"
46 #include "codec_app_def.h"
47 #include "welsCodecTrace.h"
48 #include "encoder_context.h"
49 #include "param_svc.h"
50 #include "extern.h"
51 #include "cpu.h"
52 
53 //#define OUTPUT_BIT_STREAM
54 //#define DUMP_SRC_PICTURE
55 //#define REC_FRAME_COUNT
56 
57 class ISVCEncoder;
58 namespace WelsEnc {
59 class CWelsH264SVCEncoder : public ISVCEncoder {
60  public:
61   CWelsH264SVCEncoder();
62   virtual ~CWelsH264SVCEncoder();
63 
64   /* Interfaces override from ISVCEncoder */
65   /*
66    * return: CM_RETURN: 0 - success; otherwise - failed;
67    */
68   virtual int EXTAPI Initialize (const SEncParamBase* argv);
69   virtual int EXTAPI InitializeExt (const SEncParamExt* argv);
70 
71   virtual int EXTAPI GetDefaultParams (SEncParamExt* argv);
72 
73   virtual int EXTAPI Uninitialize();
74 
75   /*
76    * return: 0 - success; otherwise - failed;
77    */
78   virtual int EXTAPI EncodeFrame (const SSourcePicture* kpSrcPic, SFrameBSInfo* pBsInfo);
79   virtual int        EncodeFrameInternal (const SSourcePicture* kpSrcPic, SFrameBSInfo* pBsInfo);
80 
81   /*
82    * return: 0 - success; otherwise - failed;
83    */
84   virtual int EXTAPI EncodeParameterSets (SFrameBSInfo* pBsInfo);
85   /*
86    * return: 0 - success; otherwise - failed;
87    */
88   virtual int EXTAPI ForceIntraFrame (bool bIDR,int32_t iLayerId = -1);
89 
90   /************************************************************************
91    * InDataFormat, IDRInterval, SVC Encode Param, Frame Rate, Bitrate,..
92    ************************************************************************/
93   /*
94    * return: CM_RETURN: 0 - success; otherwise - failed;
95    */
96   virtual int EXTAPI SetOption (ENCODER_OPTION opt_id, void* option);
97   virtual int EXTAPI GetOption (ENCODER_OPTION opt_id, void* option);
98 
99  private:
100   int InitializeInternal (SWelsSvcCodingParam* argv);
101   void TraceParamInfo(SEncParamExt *pParam);
102   void LogStatistics (const int64_t kiCurrentFrameTs,int32_t iMaxDid);
103   void UpdateStatistics(SFrameBSInfo* pBsInfo, const int64_t kiCurrentFrameMs);
104 
105   sWelsEncCtx*      m_pEncContext;
106 
107   welsCodecTrace*   m_pWelsTrace;
108   int32_t           m_iMaxPicWidth;
109   int32_t           m_iMaxPicHeight;
110 
111   int32_t           m_iCspInternal;
112   bool              m_bInitialFlag;
113 
114 #ifdef OUTPUT_BIT_STREAM
115   FILE*             m_pFileBs;
116   FILE*             m_pFileBsSize;
117   bool              m_bSwitch;
118   int32_t           m_iSwitchTimes;
119 #endif//OUTPUT_BIT_STREAM
120 
121 #ifdef REC_FRAME_COUNT
122   int32_t           m_uiCountFrameNum;
123 #endif//REC_FRAME_COUNT
124 
125   void    InitEncoder (void);
126   void    DumpSrcPicture (const SSourcePicture*  pSrcPic, const int iUsageType);
127 };
128 }
129 #endif // !defined(WELS_PLUS_WELSENCODEREXT_H)
130