intel media SDK ----摘自ww506772362的专栏

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typedef struct _mfxSession *mfxSession;

/*初始化获取会话地址*/
mfxStatus MFX_CDECL MFXInit(mfxIMPL impl, mfxVersion *ver, mfxSession *session);

/*关闭会话*/
MFX_CDECL MFXClose(mfxSession session);

/*查询会话相关的配置*/

mfxStatus MFX_CDECL MFXQueryIMPL(mfxSession session, mfxIMPL *impl);

/*查询SDK 版本*/
mfxStatus MFX_CDECL MFXQueryVersion(mfxSession session, mfxVersion *version);

/*加入会话组*/

mfxStatus MFX_CDECL MFXJoinSession(mfxSession session, mfxSession child);

/*退出会话组*/
mfxStatus MFX_CDECL MFXDisjoinSession(mfxSession session);

/*克隆会话*/
mfxStatus MFX_CDECL MFXCloneSession(mfxSession session, mfxSession *clone);

/*设置会话的优先级*/
mfxStatus MFX_CDECL MFXSetPriority(mfxSession session, mfxPriority priority);

/*获取会话的优先级*/
mfxStatus MFX_CDECL MFXGetPriority(mfxSession session, mfxPriority *priority);

/* VideoCORE */

/*设置加速缓冲*/
mfxStatus MFX_CDECL MFXVideoCORE_SetBufferAllocator(mfxSession session, mfxBufferAllocator *allocator);

/*设置加速帧*/
mfxStatus MFX_CDECL MFXVideoCORE_SetFrameAllocator(mfxSession session, mfxFrameAllocator *allocator);

/*保存指针-----*/
mfxStatus MFX_CDECL MFXVideoCORE_SetHandle(mfxSession session, mfxHandleType type, mfxHDL hdl);

/*获取指针-----*/
mfxStatus MFX_CDECL MFXVideoCORE_GetHandle(mfxSession session, mfxHandleType type, mfxHDL *hdl);

typedef struct _mfxSyncPoint *mfxSyncPoint;

/*异步操作等待信号*/
mfxStatus MFX_CDECL MFXVideoCORE_SyncOperation(mfxSession session, mfxSyncPoint syncp, mfxU32 wait);

/* VideoENCODE */

/*查询视频解码信息*/
mfxStatus MFX_CDECL MFXVideoENCODE_Query(mfxSession session, mfxVideoParam *in, mfxVideoParam *out);

/*函数来获取工作所需表面数*/
mfxStatus MFX_CDECL MFXVideoENCODE_QueryIOSurf(mfxSession session, mfxVideoParam *par, mfxFrameAllocRequest *request);

/*初始化编码器*/
mfxStatus MFX_CDECL MFXVideoENCODE_Init(mfxSession session, mfxVideoParam *par);

/*重置编码器*/
mfxStatus MFX_CDECL MFXVideoENCODE_Reset(mfxSession session, mfxVideoParam *par);

/*关闭编码器*/
mfxStatus MFX_CDECL MFXVideoENCODE_Close(mfxSession session);

/*获取视频参数信息*/

mfxStatus MFX_CDECL MFXVideoENCODE_GetVideoParam(mfxSession session, mfxVideoParam *par);

/*获取编码状态*/
mfxStatus MFX_CDECL MFXVideoENCODE_GetEncodeStat(mfxSession session, mfxEncodeStat *stat);

/*开始异步编码*/
mfxStatus MFX_CDECL MFXVideoENCODE_EncodeFrameAsync(mfxSession session, mfxEncodeCtrl *ctrl, mfxFrameSurface1 *surface, mfxBitstream *bs, mfxSyncPoint *syncp);

/* VideoDECODE */

/*查询解码信息*/
mfxStatus MFX_CDECL MFXVideoDECODE_Query(mfxSession session, mfxVideoParam *in, mfxVideoParam *out);

/解码数据头获取视频相关信息/
mfxStatus MFX_CDECL MFXVideoDECODE_DecodeHeader(mfxSession session, mfxBitstream *bs, mfxVideoParam *par);

/*查询加速器*/
mfxStatus MFX_CDECL MFXVideoDECODE_QueryIOSurf(mfxSession session, mfxVideoParam *par, mfxFrameAllocRequest *request);

/*初始化解码器* /
mfxStatus MFX_CDECL MFXVideoDECODE_Init(mfxSession session, mfxVideoParam *par);

/*重置解码器*/
mfxStatus MFX_CDECL MFXVideoDECODE_Reset(mfxSession session, mfxVideoParam *par);

/*关闭解码器*/
mfxStatus MFX_CDECL MFXVideoDECODE_Close(mfxSession session);

/*获取视频参数*/

mfxStatus MFX_CDECL MFXVideoDECODE_GetVideoParam(mfxSession session, mfxVideoParam *par);

/*获取解码状态*/
mfxStatus MFX_CDECL MFXVideoDECODE_GetDecodeStat(mfxSession session, mfxDecodeStat *stat);

/*跳过解码帧*/
mfxStatus MFX_CDECL MFXVideoDECODE_SetSkipMode(mfxSession session, mfxSkipMode mode);

/*获取用户信息*/
mfxStatus MFX_CDECL MFXVideoDECODE_GetPayload(mfxSession session, mfxU64 *ts, mfxPayload *payload);

/*开始解码*/
mfxStatus MFX_CDECL MFXVideoDECODE_DecodeFrameAsync(mfxSession session, mfxBitstream *bs, mfxFrameSurface1 *surface_work, mfxFrameSurface1 **surface_out, mfxSyncPoint *syncp);

/* VideoVPP */
mfxStatus MFX_CDECL MFXVideoVPP_Query(mfxSession session, mfxVideoParam *in, mfxVideoParam *out);
mfxStatus MFX_CDECL MFXVideoVPP_QueryIOSurf(mfxSession session, mfxVideoParam *par, mfxFrameAllocRequest request[2]);
mfxStatus MFX_CDECL MFXVideoVPP_Init(mfxSession session, mfxVideoParam *par);
mfxStatus MFX_CDECL MFXVideoVPP_Reset(mfxSession session, mfxVideoParam *par);
mfxStatus MFX_CDECL MFXVideoVPP_Close(mfxSession session);

mfxStatus MFX_CDECL MFXVideoVPP_GetVideoParam(mfxSession session, mfxVideoParam *par);
mfxStatus MFX_CDECL MFXVideoVPP_GetVPPStat(mfxSession session, mfxVPPStat *stat);
mfxStatus MFX_CDECL MFXVideoVPP_RunFrameVPPAsync(mfxSession session, mfxFrameSurface1 *in, mfxFrameSurface1 *out, mfxExtVppAuxData *aux, mfxSyncPoint *syncp);

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