• File : sensor_msgs/msg/Image.msg
  • Raw Message Definition

    # This message contains an uncompressed image
    # (0, 0) is at top-left corner of image
    
    std_msgs/Header header # Header timestamp should be acquisition time of image
                                # Header frame_id should be optical frame of camera
                                # origin of frame should be optical center of cameara
                                # +x should point to the right in the image
                                # +y should point down in the image
                                # +z should point into to plane of the image
                                # If the frame_id here and the frame_id of the CameraInfo
                                # message associated with the image conflict
                                # the behavior is undefined
    
    uint32 height                # image height, that is, number of rows
    uint32 width                 # image width, that is, number of columns
    
    # The legal values for encoding are in file src/image_encodings.cpp
    # If you want to standardize a new string format, join
    # ros-users@lists.ros.org and send an email proposing a new encoding.
    
    string encoding       # Encoding of pixels -- channel meaning, ordering, size
                          # taken from the list of strings in include/sensor_msgs/image_encodings.hpp
    
    uint8 is_bigendian    # is this data bigendian?
    uint32 step           # Full row length in bytes
    uint8[] data          # actual matrix data, size is (step * rows)
    
  • Compact Message Definition

    std_msgs/msg/Header header
    uint32 height
    uint32 width
    string encoding
    uint8 is_bigendian
    uint32 step
    uint8[] data