99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/*
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* soft_handler.h - soft image handler class
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*
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* Copyright (c) 2017 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Author: Wind Yuan <feng.yuan@intel.com>
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*/
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#ifndef XCAM_SOFT_HANDLER_H
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#define XCAM_SOFT_HANDLER_H
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#include <xcam_std.h>
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#include <image_handler.h>
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#include <video_buffer.h>
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#include <worker.h>
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namespace XCam {
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class SoftHandler;
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class ThreadPool;
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class SyncMeta;
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class SoftWorker;
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struct SoftArgs
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: Worker::Arguments
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{
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private:
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SmartPtr<ImageHandler::Parameters> _param;
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public:
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explicit SoftArgs (const SmartPtr<ImageHandler::Parameters> ¶m = NULL) : _param (param) {}
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inline const SmartPtr<ImageHandler::Parameters> &get_param () const {
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return _param;
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}
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inline void set_param (const SmartPtr<ImageHandler::Parameters> ¶m) {
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_param = param;
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XCAM_ASSERT (param.ptr ());
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}
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};
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class SoftHandler
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: public ImageHandler
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{
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public:
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explicit SoftHandler (const char* name);
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~SoftHandler ();
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bool set_threads (const SmartPtr<ThreadPool> &pool);
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bool set_out_video_info (const VideoBufferInfo &info);
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bool enable_allocator (bool enable);
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// derive from ImageHandler
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virtual XCamReturn execute_buffer (const SmartPtr<Parameters> ¶m, bool sync);
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virtual XCamReturn finish ();
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virtual XCamReturn terminate ();
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protected:
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virtual XCamReturn configure_resource (const SmartPtr<Parameters> ¶m) = 0;
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virtual XCamReturn start_work (const SmartPtr<Parameters> ¶m) = 0;
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//virtual SmartPtr<Worker::Arguments> get_first_worker_args (const SmartPtr<SoftWorker> &worker, SmartPtr<Parameters> ¶ms) = 0;
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virtual void work_well_done (const SmartPtr<ImageHandler::Parameters> ¶m, XCamReturn err);
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virtual void work_broken (const SmartPtr<ImageHandler::Parameters> ¶m, XCamReturn err);
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//directly usage
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bool check_work_continue (const SmartPtr<ImageHandler::Parameters> ¶m, XCamReturn err);
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private:
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XCamReturn confirm_configured ();
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void param_ended (SmartPtr<ImageHandler::Parameters> param, XCamReturn err);
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static bool is_param_error (const SmartPtr<ImageHandler::Parameters> ¶m);
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private:
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XCAM_DEAD_COPY (SoftHandler);
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private:
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SmartPtr<ThreadPool> _threads;
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VideoBufferInfo _out_video_info;
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SmartPtr<SyncMeta> _cur_sync;
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bool _need_configure;
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bool _enable_allocator;
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SafeList<Parameters> _params;
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mutable std::atomic<int32_t> _wip_buf_count;
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};
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}
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#endif //XCAM_SOFT_HANDLER_H
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