1/* 2 * soft_stitcher.h - soft stitcher class 3 * 4 * Copyright (c) 2017 Intel Corporation 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 * Author: Wind Yuan <feng.yuan@intel.com> 19 */ 20 21#ifndef XCAM_SOFT_STITCHER_H 22#define XCAM_SOFT_STITCHER_H 23 24#include <xcam_std.h> 25#include <interface/stitcher.h> 26#include <soft/soft_handler.h> 27 28namespace XCam { 29 30namespace SoftSitcherPriv { 31class StitcherImpl; 32class CbGeoMap; 33class CbBlender; 34class CbCopyTask; 35}; 36 37class SoftStitcher 38 : public SoftHandler 39 , public Stitcher 40{ 41 friend class SoftSitcherPriv::StitcherImpl; 42 friend class SoftSitcherPriv::CbGeoMap; 43 friend class SoftSitcherPriv::CbBlender; 44 friend class SoftSitcherPriv::CbCopyTask; 45 46public: 47 struct StitcherParam 48 : ImageHandler::Parameters 49 { 50 uint32_t in_buf_num; 51 SmartPtr<VideoBuffer> in_bufs[XCAM_STITCH_MAX_CAMERAS]; 52 53 StitcherParam () 54 : Parameters (NULL, NULL) 55 , in_buf_num (0) 56 {} 57 }; 58 59public: 60 explicit SoftStitcher (const char *name = "SoftStitcher"); 61 ~SoftStitcher (); 62 63 //derived from SoftHandler 64 virtual XCamReturn terminate (); 65 66protected: 67 // interface derive from Stitcher 68 XCamReturn stitch_buffers (const VideoBufferList &in_bufs, SmartPtr<VideoBuffer> &out_buf); 69 70 //derived from SoftHandler 71 XCamReturn configure_resource (const SmartPtr<Parameters> ¶m); 72 XCamReturn start_work (const SmartPtr<Parameters> ¶m); 73 74private: 75 // handler done, call back functions 76 XCamReturn start_task_count ( 77 const SmartPtr<SoftStitcher::StitcherParam> ¶m); 78 void dewarp_done ( 79 const SmartPtr<ImageHandler> &handler, 80 const SmartPtr<ImageHandler::Parameters> ¶m, const XCamReturn error); 81 void blender_done ( 82 const SmartPtr<ImageHandler> &handler, 83 const SmartPtr<ImageHandler::Parameters> ¶m, const XCamReturn error); 84 void copy_task_done ( 85 const SmartPtr<Worker> &worker, 86 const SmartPtr<Worker::Arguments> &base, const XCamReturn error); 87 88private: 89 SmartPtr<SoftSitcherPriv::StitcherImpl> _impl; 90}; 91 92} 93 94#endif //XCAM_SOFT_STITCHER_H 95