#pragma once
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#include "vp_record_task.h"
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namespace vp_nodes {
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// video record task, each task instance responsible for recording only 1 video file.
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// create multi instances if multi videos need to be record at the same time, and maintain these tasks in a list.
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class vp_video_record_task: public vp_record_task {
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private:
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// video writer
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cv::VideoWriter video_writer;
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// gst template
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std::string gst_template = "appsrc ! videoconvert ! x264enc bitrate=%d ! mp4mux ! filesink location=%s";
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int frames_already_record = -1;
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int frames_need_record = 0;
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int bitrate;
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int fps;
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int record_video_duration;
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int pre_record_video_duration;
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protected:
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// define how to record video
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virtual void record_task_run() override;
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// retrive .mp4 as file extension
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virtual std::string get_file_ext() override;
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public:
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vp_video_record_task(int channel_index,
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std::deque<std::shared_ptr<vp_objects::vp_frame_meta>> pre_record_frames,
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std::string file_name_without_ext,
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std::string save_dir,
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bool auto_sub_dir,
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bool osd,
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vp_objects::vp_size resolution_w_h,
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int bitrate,
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int fps,
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int pre_record_video_duration,
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int record_video_duration,
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std::string host_node_name = "host_node_not_specified",
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bool auto_start = true);
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~vp_video_record_task();
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};
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}
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