1 拍照流程梳理1.1 确认拍照帧号拍照模式下拍照帧对应的captureIntent = 2视频模式下拍照帧对应的captureIntent = 4ProcessCaptureRequest表示request下发chxusecase.cpp:945PreprocessCaptureRequest()Saving bufferforCHI Frame:58,requestFrame:58,NumBuff:2resultFrameIndexChi:58chxusecase.cpp:1018PreprocessCaptureRequest()Frame:58(idx:58)is a Snapshot,Setting isSnapshotStream TRUE1.2 确认拍照场景HDR拍照、MFNR拍照、SuperNight拍照等1.3 确认拍照帧数信息拍照所需帧数、ZSL帧、NZSL帧、ev等1.4 确认拍照帧requestId/chiFrameNumber/fwkFrameNumber/SequenceId等对应关系高通平台中，chxusecase::PreprocessCaptureRequest中有定义fwkFrameNum/chiFrameNumber;