rosbag2video.py 文件源码

def filter_image_msgs(topic, datatype, md5sum, msg_def, header):
    if(datatype=="sensor_msgs/CompressedImage"):
        if (opt_topic != "" and opt_topic == topic) or opt_topic == "":
            print "############# USING ######################" 
            print topic,' with datatype:', str(datatype)
            return True;
    if(datatype=="theora_image_transport/Packet"):
        if (opt_topic != "" and opt_topic == topic) or opt_topic == "":
            print topic,' with datatype:', str(datatype)
#            print "############# USING ######################"
            print '!!! theora not supportet, sorry !!!' 
            return False;
    if(datatype=="sensor_msgs/Image"):
        if (opt_topic != "" and opt_topic == topic) or opt_topic == "":
            print "############# USING ######################" 
            print topic,' with datatype:', str(datatype)
            return True;    
    return False;