MFXVideoVPP_QueryIOSurf(session, &init_param, response);
allocate_pool_of_surfaces(in_pool, response[0].NumFrameSuggested);
allocate_pool_of_surfaces(out_pool, response[1].NumFrameSuggested);
MFXVideoVPP_Init(session, &init_param);
in=find_unlocked_surface_and_fill_content(in_pool);
out=find_unlocked_surface_from_the_pool(out_pool);
for (;;) { sts=MFXVideoVPP_RunFrameVPPAsync(session,in,out,aux,&syncp); if (sts==MFX_ERR_MORE_SURFACE || sts==MFX_ERR_NONE) {MFXVideoCore_SyncOperation(session,syncp,INFINITE); process_output_frame(out); out=find_unlocked_surface_from_the_pool(out_pool); } if (sts==MFX_ERR_MORE_DATA && in==NULL) break; if (sts==MFX_ERR_NONE || sts==MFX_ERR_MORE_DATA) { in=find_unlocked_surface(in_pool); fill_content_for_video_processing(in); if (end_of_input_sequence()) in=NULL; }
} MFXVideoVPP_Close(session);
free_pool_of_surfaces(in_pool);
free_pool_of_surfaces(out_pool);

MFXVideoENCODE_QueryIOSurf(session, &init_param, &request);
allocate_pool_of_frame_surfaces(request.NumFrameSuggested);
MFXVideoENCODE_Init(session, &init_param);
sts=MFX_ERR_MORE_DATA;
for (;;) {if (sts==MFX_ERR_MORE_DATA && !end_of_stream()) {find_unlocked_surface_from_the_pool(&surface);fill_content_for_encoding(surface);}surface2=end_of_stream()?NULL:surface;sts=MFXVideoENCODE_EncodeFrameAsync(session,NULL,surface2,bits,&syncp);if (end_of_stream() && sts==MFX_ERR_MORE_DATA) break;… // other error handlingif (sts==MFX_ERR_NONE) {MFXVideoCORE_SyncOperation(session, syncp, INFINITE);do_something_with_encoded_bits(bits);}
}
MFXVideoENCODE_Close();
free_pool_of_frame_surfaces();

//Encoder参数设置：
m_mfxEncParams.mfx.GopRefDist = 1;　　m_mfxEncParams.AsyncDepth = 1;
m_mfxEncParams.mfx.NumRefFrame = 1;//Vpp参数设置：
m_mfxVppParams.AsyncDepth = 1;

m_mfxEncParams.mfx.TargetKbps    //  码率越高，质量越好， 流量越大
m_mfxEncParams.mfx.TargetUsage   //  1~7 质量从高到低， 流量几乎不变，质量变化不明显

//获取当前参数设置　　
mfxVideoParam par;
memset(&par, 0, sizeof(p ar));
sts = m_pMfxEnc->GetVideoParam(&par);
MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);//设置编码器扩展选项，开始一个新序列
mfxExtEncoderResetOption resetOption;
memset(&resetOption, 0, sizeof(resetOption));
resetOption.Header.BufferId = MFX_EXTBUFF_ENCODER_RESET_OPTION;
resetOption.Header.BufferSz = sizeof(resetOption);
resetOption.StartNewSequence = MFX_CODINGOPTION_ON;
mfxExtBuffer* extendedBuffers[1];
extendedBuffers[0] = (mfxExtBuffer*) & resetOption;
par.NumExtParam = 1;
par.ExtParam = extendedBuffers;
sts = m_pMfxEnc->Reset(&par);
MSDK_CHECK_RESULT(sts,MFX_ERR_NONE,sts);//手动设置编码参数
mfxEncodeCtrl curEncCtrl;
memset(&curEncCtrl, 0, sizeof(curEncCtrl));
curEncCtrl.FrameType = MFX_FRAMETYPE_I | MFX_FRAMETYPE_REF | MFX_FRAMETYPE_IDR;
sts = m_pMfxEnc->EncodeFrameAsync(&curEncCtrl, &m_pVPPSurfacesVPPOutEnc[nEncSurfIdx], &m_mfxBS, &syncpEnc);