video_recorder

General

Subscribes to images and starts to generate a video on receiving a record-message, optionally adding a watermark.

Messages

Inputs:

1. Topic : /rviz/view_image
   Type : sensor_msgs::Image
   Purpose : The image input.

2. Topic : /rviz/record
   Type : rviz_cinematographer_msgs::Record
   Purpose : Parameters for the output video + Starts recording.
   Frame Rate, Codec, Output File Name, Add Watermark Flag.

3. Topic : /rviz/finished_rendering_trajectory
   Type : rviz_cinematographer_msgs::Finished
   Purpose : Indicates that the input stream ended.

Outputs:

1. Topic : /video_recorder/record_finished
   Type : rviz_cinematographer_msgs::Finished
   Purpose : Indicates that the input stream was fully processed.

2. Topic : /video_recorder/wait_duration
   Type : rviz_cinematographer_msgs::Wait
   Purpose : The approximate time it takes to process most of the queue buffering the input images.
   Is send if processing the images takes more time than generating and queueing.