3ds max error starting udp server

3ds max error starting udp server

rambytes.org › 3ds-max-backburner-error-starting-udp-server. The server will try to fit as many components into one UDP datagram as possible. When the measurement is finished, or has not yet started, a. Before anything else, please start by reviewing the AWS Thinkbox Deadline Shared (ie: 3ds Max, Maya, etc) be installed on all of your render nodes.

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3DS Max Error Solved : An error has occurred and the application will now close. ’. Parentheses are used to group parameters together. None of these characters (brackets, ‘

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    In this article, we will find out some of the possible causes that can cause the 3ds max Backburner to fail when starting the UDP server, and then I will suggest possible solutions that you can try to resolve this issue.

    Ok, this is exactly what I recently had to do for a small number of clean resettlement systems. With Windows 10, a person can set the priority of IPv4 higher than what seems to be IPv6 more efficient than disabling IPv6 altogether, 3ds max error starting udp server, which will likely affect other things.

    Click Start With – enter CMD to open a useful Administrator-level Command Prompt window – follow these steps:

    Netsh Interface IPv6 Event Prefix Policies Priority label prefix---------- ----- -------------------------------- 50 0 :: 1/128 39 10 :: / 0 3ds max error starting udp server 3ds max error starting udp server almost thirty-four :: ffff: 0: 0/96 30 2 2002 :: / 16 5 5 2001 :: / 32 two to three failures fc00 :: / 7 some 11 Fec0 :: / 10 1 12 3ff :: / 16 1 3 :: / 96

    The first line with a priority less than 50 is the IPv6 loopback adapter. Second line with priorityHome 40 is the default IPv6 gateway. The third with priority 35 is all harmonic IPv4 addresses. To change the order of priority, enter:

    3ds max backburner error starting udp server

    Netsh Interface IPv6 Group Prefix Policy :: ffff: 0: 0/96 46 4

    What ports do you use for 3ds Max?

    TCP / UDP 3234 for a dedicated manager application (and separation of duties in 3ds Max) TCP / UDP 3233 for a server application (render host) UDP 30000 for a network ping pong action (from manager to 3ds max error starting udp server, i.e. back), then handle the enable if the port is blacklisted (30000, 29999, 29998, 3ds max error starting udp server, etc.)

    The value 46 has always been the new priority. Windows will do this to create prefix lists based on the order of values. The lower the value, the lower our preferred target. A value of 4 is a logo. Windows uses this value to query for a source parameter based on the major prefix of the destination. Then enter:

    netsh vent ipv6 display prefix directives

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    Priority label prefix---------- ----- -------------------------------- 50 0 :: 1/128 46 4 :: ffff: 0: 0/96 forty-five defined :: / 0 30 2 2002 :: / 16 5 5 3ds max error starting udp server :: / 32 3 12 fc00 :: / 7 at least thirteen fec0 :: / 10 1 12 3ff :: / 16 1 3 :: / 96

    3ds max backburner error starting udp server

    Comments for Autodesk employees: (@ jon.bell ) Autodesk sells a product for animation, but your teams don’t feel like they need to update or maintain the application of the parts they need to perform the movements, for example: Mesh rendering dialogs in Max do not work and will be reset to mind settingsBy default, as they emerged from Max2019, they have not been fixed, nor in the penniless Max2020 and still in the broken Max2021. Backburner is used more and more every year, requiring more in addition to these specialized workarounds (especially one that favors IPv4 over IPv6). Starting the server automatically at startup is getting more and more intimidating every year. Even non-critical data, such as, for example, monitors, cannot tell how many processors modern computers have (cannot have more than 32 processor cores), which seems to be a symptom that a large segment of clients is simply not supported. The list is expanding more and more. Chipkill ecc error isn’t the corresponding 64-bit update installed by default on Backburner systems?

    What is the ultimate goal of losing CGI clients? An animation product that does not necessarily properly support rendering large quantities of wall hangings in realistic time frames is no longer a very practical product of motion.

    Speed up 3ds max error starting udp server computer today with this easy and free download.

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    Backburner problems

    Hi, I’m having a few issues with Backburner and I was hoping someone might be able to help.

    I’m currently doing a CGI degree and I’ve got a small home network running at our flat consisting 3ds max error starting udp server my PC and my housemates PC.

    I’ve started manager, server and queue monitor on mine and my PC immediately connects to Manager and shows up in the queue monitor. However whenever I load Server on my housemates pc, I get the error…

    ERR: Unable to bind: The requested address is not valid in it’s context. (0x2741). Is the application already running?
    ERR: Error starting UDP server

    Now, there’s definitely a connection as I can ping my pc from his and I’ve tried typing in both my IP address and my computer name but nothing works.

    I’ve tried turning off the firewalls on both our computers and as far as I’m aware there aren’t any conflicts anywhere. It’s driving me insane and I can’t seem to work it out so if anyone can help It would be greatly appreciated…

    (using 3ds dell inspiron n5110 i5 vga error 2009 btw)

    Thanks :slight_smile:
    Vic.


    Cache Server

    Setting up the Asset Server

    Important: Cache Server only supports Asset Import Pipeline version 1. If you use Asset Import Pipeline version 2, use Unity Accelerator instead.

    Unity has ghost recon future soldier fatal error yeti completely automatic Asset pipeline. Whenever a source Asset like a .psd or an .fbx file is modified, Unity detects the change and automatically re-imports it. The imported data from the file is subsequently stored by Unity in an internal format.

    This arrangement is designed to make the workflow as efficient and flexible as possible for an individual user, 3ds max error starting udp server. However, when working in a team, you may find that other users might keep making changes to Assets, all of which must be imported. Furthermore, Assets must be reimported when you switch between desktop and mobile build target platforms. The switch can therefore take a long time for large projects.

    Caching the imported Assets data on the Cache Server drastically reduces the time it takes to import Assets.

    Unity caches each Asset import based on:

    • The Asset file itself
    • The Import settings
    • The Asset importer version
    • The current platform

    If any of the above change, Unity re-imports the Asset, 3ds max error starting udp server. Otherwise, Unity downloads it from the Cache Server.

    When you use a Cache Server, you can even share Asset imports across multiple projects (that is, the work of importing is done on one computer and the results are shared with others).

    Note: Once the Cache Server is set up and enabled, this process is completely automatic, so there are no additional workflow requirements. It reduces the time it takes to import projects without further intervention from the user.

    Enabling a Cache Server

    To enable a Cache Server:

    1. Open the Unity Preferences window (from the main menu: Unity > Preferences on MacOS or Edit > Preferences on Windows and Linux).
    2. Select Asset Pipeline from the 3ds max error starting udp server list on the left. The Unity Accelerator (Cache Server) settings appear in the details pane on the right.
    3. Choose Remote or Local from the Cache Server Mode drop-down box. The properties unique to the selected mode appear.
    4. Set the Cache Server preferences for the mode you selected.

    Tip: It is better to host the Cache Server on a separate computer if possible because of hard drive size limitations.

    Note: If you have a local Cache Server with a custom location, and that location becomes unavailable, Unity displays the following warning:

    Local cache directory does not exist - please check that you can access the cache folder and are able to write to it

    Setting up a Cache Server as an administrator

    Administrators need to set up the Cache Server computer that hosts the cached Assets.

    To set up the Cache Server on a remote server:

    1. Download the Cache Server:
      • Open Unity’s Download Archive page.
      • Locate the Unity version you are using and click the Downloads button for your target server’s operating system.
      • Click the Cache Server link to start the download.
    2. Unzip the file, which looks like this:
    3. Run the command script that matches your operating system. A terminal window appears, indicating that the Cache Server is running in the background:

    Important: The Cache Server needs to be on a reliable computer with very large storage (much larger than the size of the project itself, as there will be multiple versions of imported resources stored). If the hard disk becomes full the Cache Server could perform slowly.

    Installing the Cache Server as a service

    The provided and scriptsA piece of code that allows you to create your own Components, trigger game events, modify Component properties over time and respond to user input in any way you like. More info
    See in Glossary must be set up as a service on the server. The Cache Server can be safely killed and restarted at any time, since it uses atomic file operations.

    New and legacy Cache Servers

    Two Cache Server processes are started by default, 3ds max error starting udp server. The legacy Cache Server works with versions of Unity prior to version 5.0. The new Cache Server works with versions of Unity from 5.0 and up. See Cache Server configuration, below for details on configuring, enabling, and disabling the two different Cache Servers.

    Cache Server configuration

    If you simply start by executing the script, it launches the legacy Cache Server on port 8125 and the new Cache Server on port 8126. It also creates “cache” and “cache5.0” directories in the same directory as the script, and keep data in there. The cache directories are allowed to grow to up to 50 GB by default. You can configure the size and vpn error code 741 location of the data using command line options, like this:

    or

    You can configure the Cache Server by using the following command line options:

    • Use to specify the server port. This only applies to the new Cache Server, 3ds max error starting udp server. The default value is .
    • Use to specify the path of the cache location. This only applies to the new Cache Server. The default value is .
    • Use to specify the path of the cache location. This only applies to the legacy Cache Server. The default value is .
    • Use to specify the maximum cache size in bytes for both Cache Servers. Files that have not microsoft system management bios driver error used recently are automatically discarded when the cache size is exceeded.
    • Use to stop the legacy Cache Server starting. Otherwise, the legacy Cache Server is started on port .

    Requirements for the computer hosting the Cache Server

    For best performance there must be enough RAM to hold an entire imported project folder. In addition, it is best to have a computer with a fast hard drive and fast Ethernet connection. The hard drive should also have sufficient free space. On the other hand, the Cache Server has very low CPU usage.

    One of the main distinctions between the Cache Server and 442 failed to enable virtual adapter error controlA system for managing file changes. You can use Unity in conjunction with most common version control tools, including Perforce, Git, Mercurial and PlasticSCM. More info
    See in Glossary is that its cached data can always be rebuilt locally. It is simply a tool for improving performance. For this reason it doesn’t make sense to use a Cache Server over the Internet. If you have a distributed 3ds max error starting udp server, you should place a separate Cache Server in each location.

    The Cache Server runs optimally on a Linux or Mac OS X computer. The Windows file system is not particularly well-optimized for how the Cache Server stores data, and problems with file locking on Windows can cause issues that don’t 3ds max error starting udp server on Linux or 3ds max error starting udp server OS X.

    Cache Server FAQ

    Will the size of my Cache Server database grow indefinitely as more and more resources get imported and stored?

    The Cache Server removes Assets that have not been used for a period of time automatically (of course if those Assets are needed again, they are re-created on next usage).

    Does the Cache Server work only with the Asset server?

    The Cache Server is designed to be transparent to source/version control systems, 3ds max error starting udp server, so you are not restricted to using Unity’s Asset serverLegacy - An asset and version control system with a graphical user interface integrated into Unity. Enables team members to work together on a project on different computers. More info
    See in Glossary.

    What changes cause the imported file to get regenerated?

    When Unity is about to import an Asset, it generates an MD5 hash of all source data.

    For a Texture, this consists of:

    • The source Asset: “myTexture.psd” file
    • The meta file: “myTexture.psd.meta” (Stores all importer settings)
    • The internal version number of the Texture Importer
    • A hash of version numbers of all AssetPostprocessors

    If that hash is different from what is stored on the Cache Server, the Asset is reimported. Otherwise the cached version is downloaded. The client Unity Editor only pulls Assets from the server as they are needed - Assets don’t get pushed to each project as they change.

    How do I work with Asset dependencies?

    The Cache Server does not handle dependenciesIn the context of the Package Manager, a dependency is a specific package version (expressed in the form ) that a project or another package requires in order to work. Projects and packages use 3ds max error starting udp server dependencies attribute in their manifests to define the set of packages they require. For projects, these are considered direct dependencies; for packages, these are indirect, or transitive, dependencies. More info
    See in Glossary. Unity’s Asset pipeline does not deal with the concept of dependencies. It is built in such a way as to avoid dependencies between Assets. The AssetPostprocessor class is a common technique used to customize the Asset importer to fit your needs. For example, you might want to add MeshColliders to some GameObjectsThe fundamental object in Unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. A GameObject’s functionality is defined by the Components attached to it. More info
    See in Glossary in an .fbx file based on saslauthd auth failure reason=pam auth error name or tag.

    It is also easy to use to introduce dependencies. For example you might use data from a text file next to the Asset to add additional components to the imported GameObjects. This is not supported in the Cache Server. If you want to use the Cache Server, you have to remove dependency on other Assets in the project folder. Since the Cache Server doesn’t know anything about the dependency in your postprocessor, 3ds max error starting udp server does not know that anything has changed, and thus uses an old cached version of the Asset.

    In practice there are plenty of ways you can do Asset postprocessing to work well with the Cache Server. You can use:

    • The Path of the imported Asset
    • Any import settings of the Asset
    • The source Asset itself, or any data generated from it passed to you in the Asset postprocessor.

    Are there any issues when working with Materials?

    Modifying Materials that already exist might cause problems. When using the Cache Server, Unity validates that the references to Materials are maintained, but because no postprocessing calls are invoked, the contents of the Material cannot be changed when a model is imported through the Cache Server. Because of this, you might get different results when importing with and without the Cache Server.

    Don’t modify materials that already exist on disk from an Asset postprocessor because if you download an fbx file through the cache server, then there is no import process running for it. So if you rely on resetting the generated materials to some generated defaults every time the model importer runs, then this Asset postprocessor will not be run when importing a cached fbx file.

    Are there any Asset types which are not cached by the server?

    There are a few kinds of Asset data which the server doesn’t cache. There isn’t really anything to be gained by caching script files, so the server ignores them. Also, native files used by 3D modeling software (Autodesk® Maya®, Autodesk® 3ds Max®, etc) are converted to FBX using the application itself. The Asset server does not cache the native file nor the intermediate FBX file generated in the import process. However, it is possible to benefit from the server, by exporting files as FBX from the modeling software and then adding those to the Unity project.


    Setting up the Asset Server

    QTM Real-time Server Protocol Documentation

    Introduction

    The Qualisys Track Manager software is used to collect and process motion capture data from Qualisys motion capture cameras. The software 3ds max error starting udp server running under Windows and offers both post-processing and real-time processing functionality. The processed real-time data can be retrieved from QTM over a TCP/IP (or UDP/IP) connection in real-time. This document describes the protocol used in such a connection.

    Protocol version

    This document describes version 1.23 of the QTM RT server protocol.

    Standard

    QTM is backwards compatible with all previous versions of the protocol, 3ds max error starting udp server. The QTM RT server keeps track of the protocol version used by each RT client connected to it, and adapts the data to be sent to each client according to their selected protocol version.

    To ensure that a particular client will work with all future releases of QTM, the client only needs to send the command to the QTM RT server when connecting to it.

    At the end of this document there is a list of the changes that have been made to the protocol between different versions.

    Open sound control

    Version 1.6 and later of the QTM RT server protocol supports the OSC (Open Sound Control) protocol over UDP. Connecting to the RT server when using OSC, differs from the standard version of the RT protocol. See Connecting.

    Overview

    Protocol details

    Standards used

    The QTM RT server should be able to communicate successfully with clients from any computer architecture. To avoid problems, check the points below.

    Byte order

    The byte order of data pieces larger than one byte can differ between computer architectures. Select the byte-order your computer architecture prefers by connecting to the 3ds max error starting udp server TCP/IP port on the QTM RT server. See IP port numbers.

    Floating point values

    The floating point type used by the QTM RT server is the standard defined by IEEE 754. Single precision floats (32-bit) values are used.

    Auto discover

    It is possible to auto discover any computers running QTM version 2.4 (build 551) or later on your local area network. This is done by broadcasting an UDP packet to the QTM auto discover port, see IP port numbers. The discover packet shall contain the port number to which QTM sends an UDP response string, see Discover packet. Except for the IP address, the client will also respond with the host name, QTM version and number of connected cameras.

    Connecting

    Connecting to the QTM RT server is simply a matter of connecting to a specific TCP/IP port on the computer where QTM is running.

    The first thing that happens when you have connected to the QTM RT server is that the server sends a welcome message string:

    Number of simultaneous connections is limited to 3ds max error starting udp server. If the limit is reached while connecting, QTM will respond with an error 3ds max error starting udp server first command that the client should send to the server is the command, to make sure that QTM is using the RT protocol version expected by the client. If the client doesn’t send the command, QTM will use version 1.1.

    If the client will request streaming data over TCP/IP (default) or polled data, make sure to disable Nagle's algorithm for the TCP/IP port. See Disabling Nagle's algorithm.

    Disabling Nagle's algorithm

    The TCP protocol by default uses a performance improvement called Nagle's algorithm that reduces the bandwidth used by the TCP connection. In the case of a real-time server that sends small amounts of data in each frame, this algorithm should be turned off. Otherwise the server (and client) will wait to fill a full TCP packet, or until the previous packet has been acknowledged by the receiver, before sending it to the client (or the server).

    On the Windows platform, Nagle's algorithm can be turned off by enabling the TCP_NODELAY option for the TCP/IP port.

    If you use UDP/IP streaming only (via the command), it is not necessary to turn off Nagle's algorithm for the TCP/IP port, since a little higher latency can be accepted in the parts of the protocol that do not stream data in real-time. The UDP streaming protocol has no such bandwidth optimization and is designed for low latency-applications.

    IP port numbers

    In the RT output tab of the Workspace Options dialog in QTM, you can configure the QTM RT server ports.

    You can only edit the base port (22222 by default). This is is the legacy server port, for version 1.0 of the protocol. All other ports except for the auto discover port are set from the base port. See table below.

    PortDefaultDescription
    Base port-122221Telnet port. Used mainly for testing, 3ds max error starting udp server. Connects to the latest version of the RT protocol.
    Base port22222Supports only the 1.0 version of the protocol. Don’t use this port for any new clients.
    Base port+122223Little-endian version of the protocol. Used from protocol version 1.1 and onwards.
    Base port+222224Big-endian version of the protocol. Used from protocol version 1.1 and onwards.
    Base port+322225QTM RT-protocol over OSC (Open Sound Control) protocol. OSC protocol is sent over UDP.
    2222622226QTM auto discover. QTM listens for UDP discover broadcasts on this root/cimv2 because of error and responds with an UDP message to the sender.

    Protocol structure

    All data sent between the server and the client is packaged in packets with an 8-byte header consisting of a 4‑byte Size field and a 4‑byte Type field.

    In most cases, the QTM RT server does not send any data to the client unless requested. The client sends a command and the QTM RT server sends a response in form of a string or XML data or frame data. The client should however be able to handle cases when packets arrive which is not a response to a command. For example, an event or an error message could arrive when a completely different response is expected.

    Reading settings

    Before requesting streamed data, 3ds max error starting udp server, it may be necessary to ask QTM about different settings, for example capture frequency and marker labels. For all such information that does not change with each frame, 3ds max error starting udp server, the command is used.

    If succeeded, the server will send an XML packet, with the requested information.

    Otherwise an error packet will be sent:

    See XML packet, for more details on which settings that are available.

    Change settings

    It is possible to change some of the QTM settings via the RT server. This is done by sending an XML packet, containing the settings to be changed. Settings that are possible to change are: General, 6d, Image, Force and skeleton.

    If the settings were updated ok, the server will send a command packet in response:

    Otherwise a error packet will be sent:

    Change settings is not available with the OSC protocol.

    Streaming data

    The client has two options when requesting data frames from the QTM RT server: polling mode or streaming mode.

    In polling mode, the client requests each frame in the pace it needs them, using the command GetCurrentFrame.

    In streaming mode, the client tells QTM to stream data at a fixed rate to the client by using the StreamFrames command. QTM keeps streaming data until the measurement is stopped in QTM or the client tells QTM to stop.

    In either mode, the client decides what type of data it needs (2D, 3D, 6D, Analog, Force or a combination of these).

    In streaming mode, the client may request streaming over UDP/IP instead of TCP/IP, to minimize the protocol latency (at the cost of possibly losing some data frames). Bwin. fatal error. the application will shutdown using the OSC protocol, all data is sent via UDP.

    Commands

    In the description of the commands, number parameters are designated by anoptional parameters are designated by enclosing brackets and choices between possible values are designated by a. Parentheses are used to group parameters together. None of these characters, ie bracketsthe pipe character or parentheses should be included in the command sent to the server.

    Command strings and their parameters never contain spaces, so a space character (ASCII 32) is used as separator between command names and parameters.

    Command strings and parameter strings are case insensitive.

    The response to a command is a command packet, error packet, XML packet, C3D data packet or QTM data packet. Each command below has an example. The examples list all available responses for each command. Command strings and error strings are shown in italic. If the command is not recognized by the server, it will send an error response with the string 'Parse error'.

    Table of all commands in the QTM rt server. Parameters in italics are variables.

    CommandParameters
    Version[n.n]
    QTMVersion
    ByteOrder
    GetState
    GetParametersAll | ([General] [Calibration] [3D] [6D] [Analog] [Force] [Image] [GazeVector] [EyeTracker] [Skeleton])
    GetCurrentFrame[2D] [2DLin] [3D] [3DRes] [3DNoLabels] [3DNoLabelsRes] [Analog[:channels]] [AnalogSingle[:channels]] [Force] [ForceSingle] [6D] [6DRes] [6DEuler] [6DEulerRes] [Image] [GazeVector] [EyeTracker] [Timecode] [Skeleton[:global]]
    StreamFramesStop | ((FrequencyDivisor:n | Frequency:n | AllFrames) [UDP[:address]:port] ([2D] [2DLin] [3D] [3DRes] [3DNoLabels] [3DNoLabelsRes] [Analog[:channels]] [AnalogSingle[:channels]] [Force] [ForceSingle] [6D] [6DRes] [6DEuler] [6DEulerRes] [Image] [GazeVector] [EyeTracker] [Timecode] [Skeleton[:global]]))
    TakeControl[password]
    ReleaseControl
    New
    Close
    Start[RTFromFile]
    Stop
    Loadfilename
    Savefilename [Overwrite]
    LoadProjectproject_path
    GetCaptureC3D
    GetCaptureQTM
    Trig
    SetQTMEventlabel
    Reprocess
    Calibrate[Refine]
    Ledcamera (On | Off | Pulsing) (Green | Amber | All)
    Quit

    Version

    The first thing that a client should do after connecting to the QTM RT server is to send the Version to the server with the desired protocol version. This will ensure that the protocol described in this document is followed by the server. The server will respond with Version set to n.n, where n.n is the version selected. If no argument is used, 3ds max error starting udp server, the server will respond with the current version.

    If you don't set the protocol version yourself, QTM will set it to version 1.1 by default.

    Response

    The command will return a command packet or an error packet.

    QTMVersion

    Returns the QTM version on which the RT server is running.

    Response

    The command will return a command packet or an error packet.

    ByteOrder

    Returns the current byte order.

    Response

    The command will return a command packet or an error packet.

    GetState

    This command makes the RT server send current QTM state as an event data packet. The event packet will only be sent to the client that sent the GetState command. If the client is connected via Telnet, then the response will be sent as an ASCII string. will not show the Camera Settings Changed, QTM Shutting Down and Capture Saved events.

    Response

    The command will return an event packet or an error packet.

    GetParameters

    This command retrieves the settings for the requested component(s) of QTM in XML format. The XML parameters are described here.

    By default, skeleton data is in local coordinates. The Skeleton:global argument will change the skeleton data to global coordinates.

    Response

    The command will return an XML packet or an error packet.

    GetCurrentFrame

    The optional channels for Analog and AnalogSingle, is a string containing a list of channels to read from the server. The channels are separated by a `,` and can also contain ranges defined by a `-`. Here is an example: `1,2,3-6,16`

    By default, skeleton data is in local coordinates. Skeleton:global will change the skeleton data to global coordinates.

    This command returns the current frame of real-time data from the server.

    Points worth noting are:

    • The frame is composed of the parts specified in the parameters to the command. The exact layout of the data frame in different situations is described in Data packet.

    • The composition of the data frame may vary between frames. This is due to the fact that some data (Analog and Force data) is not collected or buffered at the same rate as the camera data (2D, 3D, 6D). If you specify Analog or Force data to be streamed together with some form(s) of camera data, some data frames may include analog while others don't include it. This is because QTM sends the Analog and Force data as soon as it is available, and it is usually available in fairly large chunks and not as often as camera data is available.

    • If there is no ongoing measurement (either it has not redirect linux error or it has already finished), an empty data frame is sent to the client .

    • If a measurement is ongoing but there is no new frame of data available, the server waits until the next frame of data is available before sending it to the client.

    Response

    The command will return a data packet or an error packet.

    StreamFrames

    The optional channels for Analog and AnalogSingle, is a string containing a list of channels to read from the server. The channels are separated by a `,` and can also contain ranges defined by a `-`. Here is an example: `1,2,3-6,16`

    By default, skeleton data is in local coordinates. Skeleton:global will change the skeleton data to global coordinates.

    This command makes the QTM RT server start streaming data frames in real-time.

    Points worth noting are:

    • Each frame is composed of the parts specified in the parameters to the command. The exact layout of the data frame in different situations is described in Data packet.

      The composition of the data frame may vary between frames. This is due to the fact that some data (Analog and Force data) is not collected or buffered at the same rate as the camera data (2D, 3D, 6D). If you specify Analog or Force data to be streamed together with some form(s) of camera data, some data frames may include analog while others don't include it. This is because QTM sends the Analog and Force data as soon as it is available, and it is usually available in fairly large chunks and not as often as camera data is available.

    • If there is no ongoing measurement (either it has not started or it has already finished), an empty data frame is sent to the client.

    • The actual rate at which the frames are sent depends on several factors. Not just the frequency specified in the command parameters:

    • The measurement frequency used when acquiring the camera data (2D, 3D, 6D). The transmission rate cannot be greater than this frequency.

      • The real-time processing frequency set in QTM. This may differ greatly from the measurement frequency. For example QTM may be measuring at 1000 Hz but trying to calculate real-time frames only at 50Hz. The transmission rate cannot be greater than this frequency either.

      • The processing time needed for each frame of data in QTM, 3ds max error starting udp server. This may also be a limiting factor – QTM may not have time to process and transmit frames at the rate specified as the real-time processing frequency.

      • The frequency specified by the client in the command parameters. The client has three ways of specifying the preferred data rate of the server. If the client specifies a higher rate than it can receive and handle in real-time, buffering will occur in the TCP/IP or UDP/IP stack at the client side and the client will experience lagging.

      • FrequencyDivisor:n With this setting, QTM transmits every n:th processed real-time frame to the client. Please note that this may not be the same as every n:th frame of the measurement (see real-time processing frequency above).

        Example: QTM is measuring in 200 Hz and real-time tracking in 100 Hz. If a client specifies FrequencyDivisor:4 QTM will send data at a rate of 25Hz.

      • Frequency:n With a specific frequency setting, the QTM RT server will transmit frames at the nearest multiple of the real-time processing frequency.

    Example: QTM is measuring in 200 Hz and real-time tracking in 100 Hz. If a client specifies Frequency:60 QTM will send data at an approximate rate of 50Hz.

    • UDP notes:

      • If the UDP argument is present, the server will send the data frames over UDP/IP instead of TCP/IP. With high network load the risk of losing packets increases. When using TCP/IP, these packets will be retransmitted and no packets will be lost, but on the other hand, when packets are lost the client will not receive any data until they have been retransmitted, which can take up to a second in some cases.

        When using UDP/IP, lost packets are lost, 3ds max error starting udp server, but the next transmitted packet will not be delayed by waiting for retransmissions, so the latency can be a lot better using UDP/IP.

      • The address parameter is optional. If omitted, the UDP frames will be sent to the IP address that the command is sent from (the IP address of the client).

      • The port parameter is not optional. Valid port numbers are 1023 – 65535.

      • When using UDP one cannot be sure that all components are sent in a single data frame packet. It can be divided into several data frame packets. The server will try to fit as many components into one UDP datagram as possible.

    • When the measurement is finished, or has not yet started, a special empty data frame packet signaling that no data is available is sent to the client.

    • To stop the data stream before it has reached the end of the measurement or to prevent data from being sent if a new measurement is started after the first was finished: send the StreamFrames Stop command.

    Response

    The command will start streaming data packets or an error packet will be sent.

    TakeControl

    Password:

    The password argument is optional and is only needed if it is required by QTM. QTM can be configured to deny all clients control, only allow clients with correct password or allow all clients control.

    This command is used to take control over the QTM RT interface. Only one client can have the control at a time. Once a user has the control, it is possible to change settings, create a new measurement, close measurement, start capture, stop capture and get a capture.

    Response

    The command will return a command packet or an error packet.

    ReleaseControl

    Release the control over the QTM RT interface, so that another client can take over the control.

    Response

    The command will return a command packet or an error packet.

    New

    This command will create a new measurement in QTM, connect to the cameras and enter RT (preview) mode. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    Close

    This command will close the current QTM measurement. If in RT (preview) mode, kazakhstan banknote error will disconnect from the cameras end exit RT (preview) mode. Otherwise it will close any open QTM measurement file. If the measurement isn’t saved, all data will be lost. If QTM is running RT from file, the playback will stop and the file will be closed. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    Start

    This command will start a new 3ds max error starting udp server. If the argument RTFromFile is used, QTM will start streaming real-time data from current QTM file. If there is any file open. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    Stop

    This command will stop an ongoing capture or playback of RT from file. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    Load

    Filename: A string containing the name of the QTM file to load. If the filename doesn’t end with “.qtm”, it will be added to the end of the filename. The file name can be a relative or absolute path. See below.

    This command will load a measurement from file. The name of the file is given in the argument, 3ds max error starting udp server. The file name can be relative or absolute. If the file name is relative, QTM will try to find the file in the data folder located in the project folder. If the file doesn’t exist, current measurement isn’t saved or an active camera connection exists, the measurement will not load.

    It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    Save

    Filename: A string containing the name of the file to save the current measurement to. If the filename doesn’t end with “.qtm”, it will be added to the end of the filename. The file name can be a relative or absolute path. See below.

    Overwrite: If this parameter is present, an existing measurement with the same name will be overwritten. Otherwise a file exists error response will be sent. This parameter is optional, 3ds max error starting udp server.

    This command will save the current measurement to file. The name of the file is given in the argument. The file name can be relative or absolute. If the file name is relative, QTM will save the file in the data folder located in the project folder. If the file already exists, it will be overwritten if the Overwrite parameter is present. Otherwise a counter will be added to the end of the file name (_##). If the filename includes spaces, the whole filename should be enclosed by quotation marks.

    It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    LoadProject

    ProjectPath: A string containing the path of the project to load.

    This command will load a project, given a project path. If the path doesn’t exist, 3ds max error starting udp server, current measurement isn’t saved or an active camera connection exists, the project will not load.

    It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    GetCaptureC3D

    This command will download the latest capture as a C3D file. If the command is successful, a response is sent, followed by a C3D file packet containing current capture.

    Response

    The command will return a command packet and a c3d packet or an error packet.

    GetCaptureQTM

    This command will download the latest capture as a QTM file. If the command is successful, a response is sent, followed by a QTM file packet containing current capture.

    Response

    The command will return a command packet and a qtm packet or an error packet.

    Trig

    This command will trig a measurement, if the camera system is set to start on external trigger. The RT server will send a WaitingForTrigger event when it is waiting for a trigger. See Events. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    SetQTMEvent

    Label: A string containing the label name 3ds max error starting udp server the event. If no name is given, the label will be set to “Manual event”.

    This command will set an event in QTM.

    Response

    The command will return a command packet or an error packet.

    Reprocess

    This command will reprocess current measurement. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl.

    Response

    The command will return a command packet or an error packet.

    Calibrate

    Refine:

    The 'Refine' argument is optional. It tells QTM to perform a calibration 3ds max error starting udp server command will start calibration in QTM. It is only possible to issue this command if you have the control over the QTM RT interface. See TakeControl. The server will send a command packet with the string if calibration was started. The command will not wait for the calibration to finish before responding. Wait for the 'Calibration Stopped' event.

    After the "Calibration Stopped" event QTM will send an [XML calibration packet](#Calibration XML parameters) to all connected clients.

    Response

    The command will return a command packet or an error packet.

    Led

    camera: Number of the Miqus camera to change the LED.

    mode: This can be one of3ds max error starting udp server, or .

    color: This can be one of or .

    This command can turn the leds on a Miqus camera on/off. You can specify if the Miqus leds should be on, off or pulsing in all or individual colors (green, amber).

    Response

    The command can return an error packet.

    Quit

    This command ends the current telnet session. The Quit command only works if you have connected to the RT server on the telnet port. Default telnet port is 22221.

    Response

    The command will return a command packet.

    QTM RT Packets

    Structure

    All packets sent to or from the server have the same general layout.

    The first part consists of a packet header of 8 bytes:

    BytesNameTypeDescription
    4Size32-bit integerThe total size of the QTM RT packet vba run-time error 3734 these four bytes denoting the size.
    4Type32-bit integerThe type of data in the packet

    After the header follows the actual data of the packet:

    BytesNameTypeDescription
    Size - 8DataMixedWhatever data that the Type field says it is.

    Please note: A packet sent to or from a QTM RT server is not a type of TCP data packet. TCP is defined as a data stream. QTM RT server data packets are part of the QTM RT server protocol defined on top of a TCP stream. When a client reads data from the TCP/IP stream, it is usually divided into chunks (each probably being sent in a single TCP/IP packet), but these chunks are not necessarily the same as a QTM RT server protocol packet. To handle TCP/IP reading properly, first read four bytes from the stream to see how big the packet is, then read (Size – 4) bytes from the TCP/IP stream to make sure you have received a whole packet. Then handle the packet according to its Type member.

    Packet types

    The Type field of a QTM RT server packet header is a number that should be interpreted according to the table below. These are the data types that are defined in the protocol so far. Detailed descriptions of the data packets for each type can be found in the sections following this one.

    Type noNameDescription
    0ErrorThe last command generated an error. The error message is included in the packet.
    1CommandA command sent to the server or a response from the server to a command indicating that the command was successful.
    2XMLData sent by the server in the form of XML, 3ds max error starting udp server, or data sent to the server in the form of XML.
    3DataOne sample of real-time data sent from the server. The contents of the frame may vary depending on the commands/settings sent to the server. The contents may also vary between frames due to different sampling frequencies and buffering properties of different data types.
    4No More DataThis packet type contains no data. It is a marker used to indicate that a measurement has finished or is not yet started.
    5C3D fileData sent from the server in form of a C3D file.
    6EventThis packet type contains event data from QTM.
    7DiscoverAuto discover packet.
    8QTM fileData sent from the server in form of a QTM file.

    Error packet

    Error messages from the server are sent in an error packet. Whenever you read a response from the server, it may be an error packet instead of the packet type you expect. Command packet strings sent from the server are always NULL-terminated.

    Example of an error packet:

    BytesNameValue
    4Size31 (8 bytes header + 23 bytes data)
    4Type0
    23Data"Command not supported."

    Command packet

    Commands and responses to commands are sent in packets of type 1. Command packets sent from the server always contains NULL-terminated strings. However, NULL-termination is optional for command strings sent from the clients to the server.

    Here is an example of a command sent to the server:

    BytesNameValue
    4Size20 (8 bytes header + 12 bytes data)
    4Type1
    12Data"Version 1.2"

    XML packet

    XML is used to exchange settings parameters between the server and the client. XML packets follow the same layout as Command packets and Error packets. The packet header is followed by a -terminated ASCII string. All XML data strings sent from the QTM RT server are enclosed by a element named from the version of the protocol used ( 3ds max error starting udp server this version of the protocol).

    When requesting more than one type of parameters at the same time, all of them are placed in the same element. The individual elements may appear in any order inside this element.

    Following settings can be changed in QTM by sending an XML packet. General, 6D, Force, Image and Skeleton. The packet must start with an element called .

    General XML parameters

    In response to the command the QTM RT server will reply with an XML data packet, containing an element called General. See below for the format of this element.

    Changing parameters

    To change the General settings in QTM, 3ds max error starting udp server, send an XML data packet containing a General element.

    XML Format
    Frequency

    Element containing the QTM capture frequency. Integer value.

    Capture_Time

    Element containing the length of the QTM capture, started with the start command. Capture_Time is a float, expressed in seconds.

    Start_On_External_Trigger

    Element containing 3ds max error starting udp server if measurement starts on external trigger, else false.

    Start_On_Trigger_NO

    Element containing true if measurement start on external trigger signal from a Sync Unit Trig NO port or the Oqus trigger input, else false.

    Start_On_Trigger_NC

    Element containing true if measurement start on external trigger signal from a Sync Unit Trig NC port, else false.

    Start_On_Trigger_Software

    Element containing true if measurement starts on software trigger, else false. Software trigger can come from devices and applications like keyboard, RT clients, telnet command etc.

    External_Time_Base

    Element containing external time base information.

    ElementDescriptionType
    EnabledEnable/disable external time base.True or False
    Signal_SourceSignal source for external time base.Control port, IR receiver, 3ds max error starting udp server, SMPTE, IRIG, Video sync
    Signal_ModeSignal mode for external time base.Periodic or Non-periodic
    Frequency_MultiplierMultiplier 3ds max error starting udp server is applied to incoming frequency to get the camera frequency. Can be combined with frequency divisor.integer
    Frequency_DivisorDivisor that is applied to incoming frequency to get the camera frequency. Can be combined with frequency multiplier.integer
    Frequency_Tolerancefrequency tolerance in ppm of period time.integer
    Nominal_FrequencyNominal frequency used by QTM. If the value is None, nominal frequency is disabled. Otherwise the value is a float.None or float
    Signal_EdgeControl port TTL signal edge.Negative or Positive
    Signal_Shutter_DelayDelay from signal to shutter opening in micro seconds.integer
    Non_Periodic_TimeoutMax number of seconds expected between two frames in non-periodic mode.float
    External_Timestamp

    The External_Timestamp element contains following elements.

    ElementDescriptionType
    EnabledEnable/disable external timestamp.True or False
    TypeExternal timestamp type.SMPTE, IRIG or CameraTime
    FrequencyFrequency used by external timestamp.integer
    Processing_Actions

    The Processing_Actions element contains following elements.

    ElementDescriptionType
    PreProcessing2D2D pre-processing.True or False
    Tracking2D or 3D tracking.2D, 3D or False
    TwinSystemMergeTwin system merge.True or False
    SplineFillSpline fill.True or False
    AIMAIM.True or False
    Track6DOF6DOF tracking.True or False
    ForceDataForceTrue or False
    GazeVectorGaze vector.True or False
    SkeletonSolveSkeleton solving.True or False
    ExportTSVExport to TSV file.True or False
    ExportC3DExport to C3D file.True or False
    ExportMatlabFileExport to MATLAB file.True or False
    ExportAviFileExport to AVI file.True or False
    ExportFBXExport to FBX file.True or False
    StartProgramStart an external program.True or False
    RealTime_Processing_Actions

    The RealTime_Processing_Actions element contains following elements.

    ElementDescriptionType
    PreProcessing2D2D pre-processing.True or False
    Tracking2D or 3D tracking.3D or False
    AIMAIM.True or False
    Track6DOF6DOF tracking.True or False
    ForceDataForceTrue or False
    GazeVectorGaze vector.True or False
    SkeletonSolveSkeleton solving.True or False
    Reprocessing_Actions

    The Reprocessing_Actions element contains following elements.

    ElementDescriptionType
    PreProcessing2D2D pre-processing.True or False
    Tracking2D or 3D tracking.2D, 3D or False
    TwinSystemMergeTwin system merge.True or False
    SplineFillSpline fill.True or False
    AIMAIM.True or False
    Track6DOF6DOF tracking.True or False
    ForceDataForceTrue or False
    GazeVectorGaze vector.True or False
    SkeletonSolveSkeleton solving.True or False
    ExportTSVExport to TSV file.True or False
    ExportC3DExport to C3D file.True or False
    ExportMatlabFileExport to MATLAB file.True or False
    ExportAviFileExport to AVI file.True or False
    ExportFBXExport to FBX file.True or False
    StartProgramStart an external program.True or False
    EulerAngles

    EulerAngles element contains three attributes.

    AttributeDescription
    FirstName of first Euler rotation.
    SecondName of second Euler rotation.
    ThirdName of third Euler rotation.
    Camera

    General settings consist of none or several Camera elements.

    ElementDescriptionType
    IDIdentity of the camera to which the settings apply.integer
    ModelCamera model. For available camera models see Camera Models.string
    UnderwaterCamera is an underwater camera.True or False
    Supports_HW_SyncCamera supports hardware sync.True or False
    SerialCamera serial numberstring
    ModeCamera mode.Marker, Marker intensity, Video
    Video_FrequencyVideo capture frequency.integer
    Video_ResolutionVideo resolution for non-marker cameras (Oqus 2c, Miqus Video and Miqus Hybrid).1080p, 720p, 540p, 480p
    Video_Aspect_RatioAspect ratio for non-marker cameras (Oqus 2c, Miqus Video and Miqus Hybrid).16x9, 4x3, 1x1
    Video_ExposureContains elements: Current, Min, Max. Values are in micro seconds.integer
    Video_Flash_TimeContains elements: Current, Min, Max, 3ds max error starting udp server. Values are in micro seconds.integer
    Marker_ExposureContains elements: Current, Min, Max. Values are in micro seconds.integer
    Marker_ThresholdContains elements: Current, Min, Max. Values are in micro seconds.integer
    PositionCamera position and rotation, 3ds max error starting udp server. Position elements: X, Y, Z. Rotation matrix elements: Rot_1_1, 3ds max error starting udp server, Rot_2_1, Rot_3_1, Rot_1_2, Rot_2_2, Rot_3_2, Rot_1_3, Rot_2_3, Rot_3_3.float
    OrientationQTM 2D camera view orientation. Possible values are 0, 90, 180, 270 degrees.integer
    Marker_ResCamera marker resolution. Contains elements Width and Height. Values are in sub pixels.integer
    Video_ResCamera video resolution. Contains elements Width and Height. Values are in pixels.integer
    Marker_FOVCamera marker field of view. Contains elements Left, Top, Right and Bottom. Values are in pixels.integer
    Video_FOVCamera video field of view. Contains elements Left, Top, Right and Bottom. Values are in pixels.integer
    Sync_OutContains elements: Mode, Value, Duty_Cycle, Signal_Polarity. See Sync Out Element.
    Sync_Out2Contains elements: Mode, Value, Duty_Cycle, Signal_Polarity. See Sync Out Element.
    Sync_Out_MTContains element Signal_Polarity.Negative or Positive
    LensControlContains elements Focus and Aperture with attributes: Value, Min, Max.float
    AutoExposureContains attributes: Enabled (bool) and Compensation (float).True or False, float
    AutoWhiteBalanceEnable auto white balance.True or False
    Camera Models
    • MacReflex
    • ProReflex 120
    • ProReflex 240
    • ProReflex 500
    • ProReflex 1000
    • Oqus 100
    • Oqus 200 C
    • Oqus 300
    • Oqus 300 Plus
    • Oqus 400
    • Oqus 500
    • Oqus 500 Plus
    • Oqus 600 Plus
    • Oqus 700
    • Miqus M1
    • Miqus M3
    • Miqus M5
    • Miqus Hybrid
    • Miqus Sync Unit
    • Miqus Video
    • Miqus Video Color
    • Arqus A5
    • Arqus A9
    • Arqus A12
    • Arqus A26
    Sync Out Element

    This element is part of Sync_Out and Sync_Out2 elements.

    ElementDescriptionType
    ModeSync out mode.Shutter out, Multiplier, Divisor, Camera independent, Continuous 100Hz
    Valuevalue only used for sync out modes: Multiplier, divisor or camera independent value.integer
    Duty_CycleDuty cycle only used for sync out modes: Multiplier, divisor or camera independent value.float
    Signal_PolarityNot used for continuous 100Hz.Negative or Positive

    3D XML parameters

    In response to the command the QTM RT server will reply with an XML data packet, containing an element called The_3D. See below for the format of this element.

    XML Format
    AxisUpwards

    This element tells which axis that is pointing upwards in QTM. The value can be one of following: +X, +Y, +Z, -X, -Y and -Z.

    CalibrationTime

    This element tells the date and time of when the system was last calibrated. If the system has no valid calibration the value is empty. The calibration date and time is 3ds max error starting udp server like this:. Example, "2011.09.23 11:23:11"

    Labels

    Number of Label elements.

    Label

    Element containing elements Name and RGBColor. There is one Label element for each identified trajectory. The order of the trajectories is the same as in the 3d data packets.

    ElementDescriptionType
    NameTrajectory name.string
    RGBColorTrajectory color. Represented by a three byte integer value. Bit 0-7 represents red, bit 8-15 represents green and bit 16-23 represents blue.integer
    Trajectory_TypeType of the trajectory. Possible types are:
    Mixed, Measured, Gap-filled, Virtual, Edited,
    Measured Slave, Gap-filled Slave, Virtual Slave and Edited Slave.
    Bones

    Element containing one or more bone elements.

    Bone

    Element containing attributes: fromName, toName and Color.

    AttributeDescriptionType
    fromNameLabel name of the trajectory where the bone starts.string
    toNameLabel name of the trajectory where the bone ends.string
    ColorBone color. Represented by a three byte integer value. Bit 0-7 represents red, bit 8-15 represents green and bit 16-23 represents blue.

    6D XML parameters

    In response to the command the QTM RT server will reply with an XML data packet, containing the element The_6D.

    Changing parameters

    To change the current 6d project settings in QTM, send an XML data packet containing a The_6D element. When sending 6d settings to the server, all current rigid bodies will be deleted from the project.

    XML Format
    Body

    Element containing 6DOF body information.

    Name

    Element containing the name of the 6DOF body. Name must always be present.

    Color

    Element containing the color of the 6DOF body, represented by three attributes R, G and B. Each attribute is an integer 0 - 255.

    MaximumResidual

    Element containing maximal residual of the rigid body. Value is a float.

    MinimumMarkersInBody

    Element containing minimal number of markers needed to detect the rigid body. Value is an integer.

    BoneLengthTolerance

    Element containing bone length tolerance for the rigid body. Value is a float.

    Filter

    Element containing an attribute, Preset. Preset is the name of the filter preset used by the body. See table below for available pre-sets.

    Filter pre-setDescription
    No filterFilter disabled.
    Multi-purposeLight smoothing and jitter reduction for multi-purpose use.
    High stability                        Considerable smoothing and jitter reduction for stabilizing noisy data in large capture volumes. May introduce some lag and overshoot.
    Static pose                        Effective jitter reduction for rigid bodies in static positions. May introduce some lag for moving bodies.
    Mesh

    Element contains following elements:

    • Name - Name of the obj file defining the mesh.
    • Position - Contains attributes X, Y, and Z with coordinate values as floats.
    • Rotation - Contains attributes X, Y, and Z with rotation values as floats.
    • Scale - Scale of syntax error unexpected t_variable expecting t_function object. Value is a float.
    • Opacity - Opacity of mesh object. Value is a float.
    Points

    Element contains 3 or more Point elements.

    Point

    Element contains attributes: X, Y, Z, Virtual, PhysicalId and Name.

    • X - Coordinate of point in body. Value is a float.
    • Y - Coordinate of point in body. Value is a float.
    • Z - Coordinate of point in body. Value is a float.
    • Virtual - Point is virtual if value is 1. Value is 0 for non virtual point.
    • PhysicalId - Physical id of point. Value is an integer.
    • Name - Name of point.
    Data_origin

    Element contains origin type. 0 = Global, 1 = Relative and 2 = Fixed. It can also contain attributes, depending on the origin type.

    Relative origin

    Data_origin contains one attribute, Relative_body. Relative body is the body index of the related body. Index starting on 1.

    Fixed Origin

    Data_Origin contains attributes: X, Y and Z. The coordinates defines the translation relative the global coordinate system.

    Data_orientation

    Element contains origin type. 0 = Global, 1 = Relative and 2 = Fixed. It can also contain attributes, depending on the origin type.

    Relative origin

    Data_orientation contains one attribute, Relative_body. Relative body is the body index of the related body. Index starting on 1.

    Fixed Origin

    Data_orientation contains attributes: R11, R12, R13, R21, R22, 3ds max error starting udp server, R23, R31, R32 and R33. The attributes defines a 3x3 rotation matrix with the orientation relative the global coordinate system.

    Gaze vector XML parameters

    In response to the command the QTM RT server will reply with an XML data packet, containing an element called Gaze_Vector. Gaze_Vector can contain several Vectors.

    XML Format
    Vector

    Element containing gaze vector information.

    Name

    The name of the gaze vector body.

    Frequency

    The gaze vector update frequency.

    Hardware_Sync

    True if gaze vector data is hardware synchronized, else False.

    Filter

    True if gaze vector data is filtered, else False.

    Eye tracker XML parameters

    In response to the command the QTM RT server will reply with an XML data packet, containing an element called Eye_Tracker. Eye_Tracker can contain several Devices.

    XML Format
    Device

    Element containing eye tracker device information.

    Name

    The name of the eye tracker body.

    Frequency

    The eye tracker update frequency.

    Hardware_Sync

    True if eye tracker data is hardware synchronized, else False.

    Analog XML parameters

    In response to the command the QTM RT server will reply with XML data packet, containing an element called Analog. Analog can contain several devices.

    XML Format
    Device

    Element amazon api error codes analog device information.

    Device_ID

    Unique ID of the analog device. An integer value starting with 1.

    Device_Name

    Analog device name.

    Channels

    Number of analog channels.

    Frequency

    Analog measurement frequency.

    Range

    Min and max analog measurement values.

    Channel

    Device contains one Channel element per analog channel, containing Label and Unit.

    Force XML parameters

    In response to the command the QTM RT server will reply with XML data packet, containing an element called Force. Force can contain several Plates.

    Changing parameters

    To change the Force settings in QTM, send an XML data packet containing a 3ds max error starting udp server element. The only setting that is possible to change is force plate location.

    XML Format
    Unit_Length

    Length unit used in the Force XML element.

    Unit_Force

    Force unit used in the Force XML element.

    Plate

    Element containing force plate information.

    Force_Plate_Index

    Unique ID of the force plate. An integer value starting at 1. The index is used to identify which plate to change when changing Force settings.

    Analog_Device_ID

    ID of the analog device connected to the force plate. If the ID is 0, there is no analog device associated with this force plate.

    Frequency

    Measurement frequency of the analog device connected to the force plate.

    Type

    Force plate type. Supported force plates: AMTI, AMTI 8 Channels, Bertec, Kistler and QMH.

    Name

    Force plate name.

    Length

    Force plate length.

    Width

    Force plate width.

    Location

    Element containing four elements with the corners of the force plate. Corner1, Corner2, Corner3 and Corner4, 3ds max error starting udp server. Each corner has an X, Y and Z coordinate value. This setting is possible to change.

    Origin

    Element containing X, Y and Z coordinates for the force plate origin.

    Channels

    Element containing elements called Channel. One for each analog channel connected to the force plate. Each Channel contains Channel_No and ConversionFactor.

    Calibration_Matrix

    Element containing a 6x6, 6x8 or 12x12 calibration matrix for the force plate.

    Image XML parameters

    In response to the command the QTM RT server will reply with XML data packet, containing an element called Image. Image can contain several cameras.

    Changing parameters

    To change the Image settings in QTM, send an XML data packet containing an Image element.

    XML Format
    ID

    Camera ID for the camera to which the settings apply.

    Enabled

    Turn on or of Image streaming from the selected camera.

    Format

    Picture format of the image stream. Available formats are:, and 3ds max error starting udp server of the streaming image. This does not take into account the cropping. The width is the dimensions had the image not been cropped at all. Note that this does not have to be the same as the requested width, due to scaling in QTM. 32-bit integer.

    Height

    Height of the streaming image. This does not take into account the cropping. The height is the dimensions had the image not been cropped at all, 3ds max error starting udp server. Note that this does not have to be the same as the requested width, due to scaling in QTM.

    Left_Crop

    Position of the requested image left edge relative the original image. 32-bit float.

    0.0 = Original image left edge (Default). 1.0 = Original image right edge.

    Top_Crop

    Position of the requested image top edge relative the original image. 32-bit float.

    0.0 = Original image top edge (Default). 1.0 = Original image bottom edge.

    Right_Crop

    Position of the requested image right edge relative the original image. 32-bit float.

    0.0 = Original image left edge.
    1.0 = Original image right edge (Default), 3ds max error starting udp server.

    Bottom_Crop

    Position of the requested image bottom edge relative the original image. 32-bit float.

    0.0 = Original image top edge.
    1.0 = Original image bottom edge (Default).

    Skeleton XML parameters

    In response to the command the QTM RT server will reply with an XML data packet, containing an element called Skeletons. Skeletons can contain several skeletons.

    Changing parameters

    To change the current Skeleton project settings in QTM, send an XML data packet containing an Skeletons element. When sending skeleton settings to the server, all current skeleton definitions will be deleted from the project.

    XML Format
    Skeleton

    The Skeleton element can contain several Skeleton elements. The Skeleton element contains an attribute called Name, with the name of the skeleton. The skeleton element contains following elements: Scale and Segments.

    AttributeDescription
    NameSkeleton name.
    Scale

    The Scale element contains the skeleton scale factor.

    Segments

    The Segments element contains one Segment element, the root segment.

    Segment

    The Segment element contains two attributes: Name and ID. The id is used to identify the skeleton segments streamed by the QTM real-time server. The segment element contains following elements: Solver, Transform, DefaultTransform, DegreesOfFreedom, Endpoint, Markers and Segment. There can be more than one Segment element, 3ds max error starting udp server, or none.

    AttributeDescription
    NameSegment name.
    IDSegment id, used to identify the skeleton segments streamed by the QTM real-time server. To get valid segment IDs, you have to be connected to the camera system or running rt from file when reading skeleton settings. The ID is not used when sending skeleton settings to QTM.
    Solver

    The Solver element contains the name of the solver used. Available solvers: Global Optimization.

    Transform

    The Transform element contains two elements: Position and Rotation.

    Position

    Position element contains following attributes.

    AttributeDescription
    XSegment X position.
    YSegment Y position.
    ZSegment Z position.
    Rotation

    Rotation element contains following attributes.

    AttributeDescription
    XSegment X rotation.
    YSegment Y rotation.
    ZSegment Z rotation.
    WSegment W rotation.
    DefaultTransform

    The DefaultTransform element contains two elements: Position and Rotation. The elements are the same as format as the elements in Transform.

    DegreesOfFreedom

    DegreesOfFreedom can contain following elements: RotationX, RotationY, RotationZ, TranslationX, TranslationY, TranslationZ.

    RotationX, RotationY, RotationZ, TranslationX, TranslationY, TranslationZ

    All rotation and translation elements contain following elements: Constraint, Couplings and Goal.

    Constraint

    Constraint contains following attributes: LowerBound and UpperBound.

    AttributeDescription
    LowerBoundSegment degrees of freedom lower bound.
    UpperBoundSegment degrees of freedom upper bound.
    Couplings

    Couplings can contain several Coupling elements.

    Coupling

    Coupling contains following attributes: Segment, DegreeOfFreedom and Factor.

    AttributeDescription
    SegmentSegment name.
    DegreeOfFreedom"RotationX", "RotationY", "RotationZ", "TranslationX", "TranslationY" or "TranslationZ"
    FactorCoupling factor.
    Goal

    Goal contains following attributes: Value and Weight.

    AttributeDescription
    ValueGoal value.
    WeightGoal weight.
    Endpoint

    Endpoint element contains attributes below.

    AttributeDescription
    XSegment endpoint X position.
    YSegment endpoint Y position.
    ZSegment endpoint Z position.
    Markers

    Markers element contains Marker elements.

    Marker

    Marker element contains attribute Name, with the name of the marker. It also contains two elements: Position and Weight.

    Position

    The Position element contains attributes with position of the marker. The attributes are the same as Position, used in Transform element.

    Weight

    Weight element contains the marker weight used by the solver.

    RigidBodies

    RigidBodies element contains RigidBody elements.

    RigidBody

    RigidBody element contains attribute Name, with the name of the rigid body. It also contains two elements: Transform and Weight. Transform element has the same format as in the beginning of the Segment element.

    Transform

    The Transform element has the same format as Transform in the beginning of the Segment element. It contains position and rotation of the rigid body.

    Weight

    Weight element contains the rigid body weight used by the solver.

    Calibration XML parameters

    In response to the command the QTM RT server will reply with XML data packet, containing an element called Calibration. See below for the format of this element.

    XML Format
    calibration

    The calibration element contains following attributes.

    AttributeDescription
    calibrated"true" or "false"
    sourceCalibration file name.
    createdTime and date of calibration.
    qtm-versionQTM version used in calibration.
    typeCalibration type. "regular","fixed" or "refine".
    refit-residualWand refit residual. Only for refine calibration.
    wandLengthCalibration wand length in mm. Only for regular and refine calibration.
    maximumFramesMaximum number of frames used for calibration.
    Only for regular and refine calibration.
    shortArmEndDistance between origin marker and short arm end marker in mm.
    Only for regular and refine calibration.
    longarm EndDistance between origin marker and long arm end marker in mm.
    Only for regular and refine calibration.
    longarm MiddleDistance between origin marker and long arm middle marker in mm.
    Only for regular and refine calibration.
    results

    The results element contains following attributes.

    AttributeDescription
    std-devStandard deviation of wand length. Only for regular and refine calibration.
    min-max-diffMin max diff of wand length. Only for regular and refine calibration.
    refit-residualWand refit residual. Only for refine calibration.
    consecutiveConsecutive calibrations without reference, 3ds max error starting udp server. Only for refine calibration.
    cameras

    The cameras element contains camera elements.

    camera
    AttributeDescription
    active1 if camera is used in calibration, else 0.
    calibrated"true" or "false"
    messageContains information on failed calibration.
    point-count3d points used in calibration.
    avg-residualAverage camera residual in mm.
    serialSerial number of camera.
    modelCamera model.
    viewrotationCamera rotation in degrees.
    fov-marker, fov-marker-max, fov-video, fov-video-max

    The fov elements contain following attributes.

    AttributeDescription
    leftLeft most sensor coordinate in pixels.
    topTop most sensor coordinate in pixels.
    rightRight most sensor coordinate in pixels.
    bottomBottom most sensor coordinate in pixels.
    transform

    The transform element contains following attributes.

    AttributeDescription
    xCamera x position in mm.
    yCamera y position in mm.
    zCamera z position in mm.
    r11Rotation matrix row 1, col 1.
    r12Rotation matrix row 1, col 2.
    r13Rotation matrix row 1, col 3.
    r21Rotation matrix row 2, col 1.
    r22Rotation matrix row 2, col 2.
    r23Rotation matrix row 2, col 3.
    r31Rotation matrix row 3, col 1.
    r32Rotation matrix row 3, col 2.
    r33Rotation matrix row 3, col 3.

    intrinsic

    The intrinsic element contains following Attributes.

    AttributeDescription
    focalLengthFocal length in mm
    sensorMinUSensor width min in sub pixels.
    sensorMaxUSensor width max in sub pixels.
    sensorMinVSensor height min in sub pixels.
    sensorMaxVSensor height max in sub pixels.
    focalLengthUHorizontal focal length in sub pixels.
    focalLengthVVertical focal length in sub pixels.
    centerPointUCenter point in sub pixels.
    centerPointVCenter point in sub pixels.
    skewSkew
    radialDistortion1Radial distortion 1
    radialDistortion2Radial distortion 2
    radialDistortion3Radial distortion 3
    tangentalDistortion1Tangential distortion 1
    tangentalDistortion2Tangential distortion 2

    Data packet

    Each data frame is made up of one or more components, as specified in the commands GetCurrentFrame or StreamFrames, 3ds max error starting udp server. The data frame contains a Count field that specifies the number of components in the frame. Every component starts with a component header – identical (in layout) to the packet header.

    Data packet header

    BytesNameTypeValue/Description
    4Size32-bit integer8 bytes packet header + 12 bytes data frame header + the size of all the components and their headers.
    4Type32-bit integerValue = 3.
    8Marker Timestamp64-bit integerNumber of microseconds from start. The timestamp is only valid if at least one camera is in marker mode.
    The timestamp value is not valid for the Analog, Force and Gaze Vector data frame components, they have their own timestamps in their component data.
    4Marker Frame Number32-bit integerThe number of this frame. The frame number is only valid if at least one camera is in marker mode.
    The frame number is not valid for the Analog, Force and Gaze Vector data frame components, 3ds max error starting udp server. They have their own frame numbers within the component.
    4Component Count32-bit integerThe number of data components in the data packet.

    Component data (Repeated Component Count times)

    BytesNameTypeValue/Description
    4Component Size32-bit integerSize of Component Data + 8 bytes component header.
    4Component Type32-bit integerThe type of the component. Defined in the following section.
    Size - 8Component DataMixedComponent-specific data. Defined in Data component types and 2D and 2D linearized component sections.

    Data component types

    The field of the data component header is a number that should be interpreted according to the table below. These are the data frame component types that are defined in the protocol so far.

    NameTypeDescription
    2D72D marker data
    2D_Linearized8Linearized 2D marker 3ds max error starting udp server marker data
    3D_Residuals93D marker data with residuals
    3D_No_Labels2Unidentified 3D marker data
    3D_No_Labels_Residuals10Unidentified 3D marker data with residuals
    6D56D data - position and rotation matrix
    6D_Residuals116D data - 3ds max error starting udp server and rotation matrix with residuals
    6D_Euler66D data - position and Euler angles
    6D_Euler_Residuals126D data - position and Euler angles with residuals
    Analog3Analog data from available analog devices
    Analog_Single13Analog data from available analog devices. Only one sample per channel and camera frame. The latest sample is used if more than one sample is available.
    Force4Force data from available force plates.
    Force_Single15Force data from available force plates. Only one sample per plate and camera frame. The latest sample is used if more than one sample is available.
    Image14Image frame from a specific camera. Image size and format is set with the XML settings, see Image settings.
    Gaze_Vector16Gaze vector data defined by a unit vector and position.
    Timecode17IRIG or SMPTE timecode
    Skeleton18Skeleton segment information
    EyeTracker19Eye tracker data with pupil size.

    2D components

    There are two different 2D components that shares the same marker header.

    The 2D and 2D linearized data frame format are the same, 3ds max error starting udp server. The only difference is that the coordinates are linearized in 2D linearized.

    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Camera Count).
    4Component Type32-bit integerValue 7 or 8. See Data component types.
    4Camera Count32-bit integerNumber of cameras.
    22D Drop Rate16-bit integerNumber of individual 2D frames that have been lost in the communication between QTM and the cameras.

    The value is in frames per thousand, over the last 0.5 to 1.0 seconds. Range 0-1000. A high value is a sign that the cameras are set at a frequency that is too high for the current network topology to transmit reliably.
    22D Out Of Sync Rate16-bit integerNumber of individual 2D frames in the communication between QTM and the cameras, which have not had the same frame number as the other frames.

    The value is in frames per thousand over the last 0.5 to 1.0 seconds, Range 0-1000. A high value is a sign that the cameras are set at a frequency that is too high for the cameras to process in real time.

    Repeated Camera Count times:

    BytesNameTypeDescription
    4Marker Count32-bit integerThe number of markers for this camera in this frame.
    1Status Flags8-bit integerBit 1: Too much light enters the camera. Please increase the threshold level or
    lower the exposure time. If measuring at high frequencies, try to reduce the image size.

    Bit 2-8: Not used.
    12 * Marker Count2D dataMixed2D marker data from the camera, described below:

    2D Data, repeated Marker Count times:

    BytesNameTypeDescription
    4X32-bit integerX coordinate of the marker.
    4Y32-bit integerY coordinate of the marker.
    2Diameter X16-bit integerMarker X size.
    2Diameter Y16-bit integerMarker Y size.

    3D components

    There are four different 3D components that shares the same marker header.

    • 3D
    • 3D with residuals
    • 3D no labels
    • 3D no labels with residuals
    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Marker Count).
    4Component Type32-bit integerValue = 1, 2, 3ds max error starting udp server, 9 or 10. See Data component types.
    4Marker Count32-bit integerThe number of markers in this frame.
    22D Drop Rate16-bit integerNumber of individual 2D frames that have been lost in the communication between QTM and the cameras.

    The value is in frames per thousand, over the last 0.5 to 1.0 seconds. Range 0-1000. A high value is a sign that the cameras are set at a frequency that is too high for the current network topology to transmit reliably.
    22D Out Of Sync Rate16-bit integerNumber of individual 2D frames in the communication between QTM and the cameras, which have not had the same frame number as the other frames.

    The value is in frames per thousand over the last 0.5 to 1.0 seconds, Range 0-1000. A high value is a sign that the cameras are set at a frequency that is too high for the cameras to process in real time.

    For the 3D and the 3D with residuals components, The markers of the 3D data always follow the labels of the 3D parameters. The same number of markers are sent each frame, and in the same order as the labels of the 3D parameters. If a marker is missing from the frame, its X, Y and Z coordinates will have all their 32 bits set - this signifies a negative quiet Not-A-Number according to the IEEE 754 floating point standard.

    Repeated Marker Count times:

    BytesNameTypeDescription
    4X32-bit floatX coordinate of the marker.
    4Y32-bit floatY coordinate of the marker.
    4Z32-bit floatZ coordinate of the marker.
    4ID32-bit integerId that identifies markers between frames.
    Only present for 3D no labels and 3D no labels with residuals.
    4Residual32-bit floatResidual for the 3D point.
    Only present for 3D with residual and 3D no labels with residuals.

    6DOF components

    There are four different 6DOF components that shares the same 6dof header.

    • 6DOF

    • 6DOF with residuals

    • 6DOF Euler

    • 6DOF Euler with residuals

      BytesNameTypeDescription
      4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Body Count).
      4Component Type32-bit integerValue = 5, 6, 11 or 12. See Data component types.
      4Body Count32-bit integerThe number of 6DOF bodies in this frame.
      22D Drop Rate16-bit integerNumber of individual 2D 3ds max error starting udp server that have been lost in the communication between QTM and the cameras.

      The value is in frames per thousand, over the last 0.5 to 1.0 seconds. Range 0-1000. A high value is a sign that the cameras are set at a frequency that is too high for the current network topology to transmit reliably.
      22D Out Of Sync Rate16-bit integerNumber of individual 2D frames in the communication between QTM and the cameras, which have not had the same frame number as the other frames.

      The value is in frames per thousand over the last 0.5 to 1.0 seconds, Range 0-1000. A high value is a sign that the cameras are set at a frequency that is too high for the cameras to process in real time.

    Repeated Body Count times:

    BytesNameTypeDescription
    4X32-bit floatX coordinate of the body.
    4Y32-bit floatY coordinate of the body.
    4Z32-bit floatZ coordinate of the body.
    9 * 4Rotation32-bit float3x3 rotation matrix of the body.
    Only present for 6DOF and 6DOF with residuals
    4Angle 132-bit floatFirst Euler angle, in degrees, as defined on the Euler tab in QTM's workspace options.
    Only present for 6DOF Euler and 6DOF Euler with residuals
    4Angle 232-bit floatSecond Euler angle, in degrees, as defined on the Euler tab in QTM's workspace options.
    Only present for 6DOF Euler and 6DOF Euler with residuals
    4Angle 332-bit floatThird Euler angle, in degrees, 3ds max error starting udp server, as defined on the Euler tab in QTM's workspace options.
    Only present for 6DOF Euler and 6DOF Euler with residuals
    4Residual32-bit floatResidual for the 6D body.
    Only present for 6DOF with residuals and 6DOF Euler with residuals

    Analog components

    There are two different analog components that shares the same analog header.

    • Analog

    • Analog Single

      BytesNameTypeDescription
      4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Analog Device Count).
      4Component Type32-bit integerValue = 3 or 13. See Data component types.
      4Analog Device Count32-bit integerNumber of analog devices in this component.

    If only streaming a selection of the analog channels, see GetCurrentFrame and StreamFrames, the order of the channels will be the same as in Analog XML parameters.

    The update frequency of the analog data is dependent on the analog data source and its drivers. The QTM real-time server server can only deliver the data at the rate the data source is updated in QTM. Due to this, the analog single data can sometimes return a NaN. This indicates that the server has no updated analog value to transmit. Lower camera frequencies will make it less likely to miss any data.

    Analog data

    The Analog component sends a packet containing all analog samples that the server has buffered since the last analog frame, 3ds max error starting udp server. It contains it's own sample numbers (one per device), since the analog often runs at different frequency than the camera system.

    Repeated Analog Device Count times:

    BytesNameTypeDescription
    4Analog Device ID32-bit integerId of this analog device.
    4Channel Count32-bit integerThe number of channels of this analog device in this frame.
    4Sample Count32-bit integerThe number of analog samples per channel in this frame.
    4Sample Number32-bit integerOrder number of first sample in this frame. Sample Number is increased with the analog frequency. There are Channel Count values per sample number.
    4 * Channel Count * Sample CountAnalog Data32-bit floatAll available voltage samples per channel.

    Example:
    Channel 1, 3ds max error starting udp server, Sample Sample Number
    Channel 1, Sample Sample Number + 1
    Channel 1, Sample Sample Number + 2

    Channel 1, Sample Sample Number + Sample Count - 1
    Channel 2, Sample Sample Number Channel 2, Sample Sample Number + 1


    Analog Data is omitted if Sample Count is 0.
    Analog single data

    The Analog single component sends a packet containing only one sample (the latest) per analog channel.

    Repeated Analog Device Count times:

    BytesNameTypeDescription
    4Analog Device ID32-bit integerId of this analog device.
    4Channel Count32-bit integerThe number of channels of this analog device in this frame.
    4 * Channel CountAnalog Data32-bit floatVoltage samples with increasing channel order.

    If the analog data has not been updated in QTM since last rt-packet, Analog Data will contain IEEE NaN (Not a number) float values.

    Force components

    There are two different force components that shares the same force header.

    • Force

    • Force single

      BytesNameTypeDescription
      4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Plate Count).
      4Component Type32-bit integerValue = 4 or 15. See Data component types.
      4Plate Count32-bit integerThe number of force plates in this frame.

    Repeated Plate Count times:

    BytesNameTypeDescription
    4Force Plate ID32-bit integerId bios checksum error 41 the analog device in this frame. Id starts at 1.
    4Force Count32-bit integerThe number of forces in this frame.
    Only present for Analog component.
    Force Count is always 1 for Analog single component.
    4Force Number32-bit integerOrder number of first force in this frame. Force Number is increased with the force frequency.
    Only present for Analog component.
    36 * Force CountForce Data32-bit floatX coordinate of the force
    Y coordinate of the force
    Z coordinate of the force
    X coordinate of the moment
    Y coordinate of the moment
    Z coordinate of the moment
    X coordinate of the force application point
    Y coordinate of the force application point
    Z coordinate of the force application point

    If no force data is available for an Analog single component, Force Data will contain IEEE NaN (Not a number).

    Image component

    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Camera Count).
    4Component Type32-bit integerValue = 14. See Data component types.
    4Camera Count32-bit integerNumber of cameras.

    Repeated Camera Count times:

    BytesNameTypeDescription
    4Camera ID32-bit integerCamera ID of the camera which the image comes from. Id starts at 1.
    4Image Format32-bit integerImage format of the requested image.
    0 = Raw Grayscale
    1 = Raw BGR
    2 = JPG
    3 = PNG
    4Width32-bit integerWidth of the requested image.
    4Height32-bit integerHeight of the requested image.
    4Left Crop32-bit floatPosition of the requested image left edge relative the original image.
    0: Original image left edge.
    1: Original image right edge.
    4Top Crop32-bit floatPosition of the requested image top edge relative the original image, 3ds max error starting udp server. 3ds max error starting udp server
    0: Original image top edge.
    1: Original image bottom edge.
    4Right Crop32-bit floatPosition of the requested image right edge relative the original image.
    0: Original image left edge.
    1: Original image right edge.
    4Bottom Crop32-bit floatPosition of the requested image bottom edge relative the original image.
    0: Original image top edge.
    1: Original image bottom edge.
    4Image Size32-bit integerSize of Image Data in number of bytes.
    Image SizeImage DataBinary dataImage data formatted according to the Image Format parameter.

    Gaze vector

    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Gaze Vector Count).
    4Component Type32-bit integerValue = 16. See Data component types.
    4Gaze Vector Count32-bit integerNumber of gaze vectors in this frame.

    Repeated Gaze Vector Count times:

    BytesNameTypeDescription
    4Sample Count32-bit integerThe size of the component including the header (Component Size,
    Component Type and Camera Count).
    0 (Sample Count=0)
    4 (Sample Count>0)
    Sample Number32-bit integerValue = 16. See Data component types.
    24 * Sample CountGaze Vector data32-bit floatX component of the vector.
    Y component of the vector.
    Z component of the vector.
    X coordinate of the vector.
    Y coordinate of the vector.
    Z coordinate of the vector.

    Eye Tracker

    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and eye tracker Count).
    4Component Type32-bit integerValue = 19. See Data component types.
    4Eye Tracker Count32-bit integerNumber of eye trackers in this frame.

    Repeated Eye Tracker Count times:

    BytesNameTypeDescription
    4Sample Count32-bit integerThe size of the component including the header (Component Size,
    Component Type and Camera Count).
    0 (Sample Count=0)
    4 (Sample Count>0)
    Sample Number32-bit floatValue = 19. See Data component types.
    8 * Sample CountEye Tracker data32-bit floatLeft pupil diameter.
    Right pupil diameter.

    Timecode

    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Timecode Count).
    4Component Type32-bit integerValue = 17. See Data component types.
    4Timecode Count32-bit integerNumber of timecodes. For the time being QTM don't 414. that an error multiple timecodes. Timecode count is always 1.

    Repeated Timecode Count times:

    BytesNameTypeDescription
    4Timecode type32-bit integerThe type of timecode.

    0: SMPTE (32 bit)
    1: IRIG (64 bit)
    2: Camera time (64 bit)
    4Timecode Hi32-bit integerIRIG time code little endian format:
    Bit 0 – 6: Year
    Bit 7 – 15: Day of year

    Camera time
    Hi 32 bits of 64 bit integer timecode.
    4Timecode Lo32-bit integerIRIG time code little endian format:
    Bit 0 – 4: Hours
    Bit 5 – 10: Minutes
    Bit 11 - 16: Seconds
    bit 17 - 20: Tenth of a seconds

    SMPTE time code little endian format:
    Bit 0 – 4: Hours
    Bit 5 – 10: Minutes
    Bit 11 - 16: Seconds
    bit 17 - 21: Frame
    Bit 22 - 31 Not used

    Camera time
    Lo 32 bits of 64-bit integer timecode.

    Skeleton

    BytesNameTypeDescription
    4Component Size32-bit integerThe size of the component including the header (Component Size, Component Type and Skeleton Count).
    4Component Type32-bit integerValue = 18. See Data component types.
    4Skeleton Count32-bit integerNumber of skeletons.

    Repeated Skeleton Count times:

    BytesNameTypeDescription
    4Segment Count32-bit integerNumber of segments in skeleton.

    Repeated Segment Count times (32 * Segment Count Bytes):

    BytesNameTypeDescription
    4Segment ID32-bit integerID of the segments in skeleton.
    4Position X32-bit floatSegment position x coordinate.
    4Position Y32-bit floatSegment position y coordinate.
    4Position Z32-bit floatSegment position z coordinate.
    4Rotation X32-bit floatSegment rotation quaternion x.
    4Rotation Y32-bit floatSegment rotation quaternion y.
    4Rotation Z32-bit floatSegment rotation quaternion z.
    4Rotation W32-bit floatSegment rotation quaternion w.

    If a skeleton is not visible in a frame, the segment count will be set to 0.

    The rotation quaternion is sent in local coordinates. It can be changed to global coordinates by selecting skeleton:global as data type.

    No More Data packet

    This type of packet is sent when QTM is out of data to send because a measurement has stopped or has not even started.

    BytesNameTypeValue
    4Size32-bit integer8 (only the header is sent).
    4Type32-bit integer4

    C3D packet

    This type of packet is sent as a response to the GetCaptureC3D command. It 3ds max error starting udp server a C3D file, with the latest captured QTM measurement.

    BytesNameTypeValue
    4Size32-bit integer8 + n (header bytes + C3D file size)
    4Type32-bit integer5
    nC3D fileBinary dataC3D file

    QTM packet

    This type of packet is sent as a response to the GetCaptureQTM command. It contains a C3D file, with the latest captured QTM measurement.

    BytesNameTypeValue
    4Size32-bit integer8 + n (header bytes + C3D file size)
    4Type32-bit integer8
    nQTM fileBinary dataQTM file

    Event packet

    This type of packet is sent when QTM has an event to signal to the RT clients.

    BytesNameTypeValue
    4Size32-bit integer9 (header bytes + event number)
    4Type32-bit integer6
    1Event8-bit integerEvent number: 1-13, see Events.

    Events

    The RT server sends an event data packet to all its clients when the RT server changes state.

    Event IDNameComment
    1ConnectedSent when QTM has connected to the camera system.
    2Connection ClosedSent when QTM has disconnected from the camera system.
    3Capture StartedSent when QTM has started a capture.
    4Capture StoppedSent when QTM has stopped a capture.
    5Not usedPreviously Fetching Finished, deprecated.
    6Calibration StartedSent when QTM has started a calibration.
    7Calibration StoppedSent when QTM has stopped a calibration.
    8RT From File StartedSent when QTM has started real time transmissions from a file.
    9RT From File StoppedSent when QTM has stopped real time transmissions from a file.
    10Waiting For TriggerSent when QTM is waiting for the user to press the trigger button.
    11Camera Settings ChangedSent when the settings have changed for one or more cameras. Not included in the GetState response.
    12QTM Shutting DownSent when QTM is shutting down. Not included in the GetState response.
    13Capture SavedSent when QTM has saved the current measurement. Not included in the GetState response.
    14Reprocessing StartedSent when QTM has started reprocessing.
    15Reprocessing StoppedSent when QTM has stopped reprocessing.
    16TriggerThis event is sent by the server when QTM has received a trigger. Not included in the GetState response.

    Discover packet

    When this type of packet is broadcasted to QTM's auto discovery port, see IP port numbers, QTM responds with a discover response packet, see Discover response packet.

    BytesNameTypeValue
    4Size32-bit integer10 (little endian)
    4Type32-bit integer7 (little endian)
    2Response Port16-bit integerResponse port number: 0 - 65535. Network byte order (big endian).

    Size and type is always sent as little endian 32 bit integers.

    The Response Port is the UDP port number to which QTM sends a discover response message. The response port is big error cfnt open file response packet

    The discover response packet is a special command message of type 1. The message contains a null terminated string, followed by the server's base port number.

    BytesNameTypeValue
    4Size32-bit integer10 bytes. Little endian
    4Type32-bit integer1. Little endian
    n+1Server info stringCharNull terminated string containing, server host name, QTM version and number of connected cameras. n = string size.
    2RT server base port.16-bit integerBase port number: 0 - 65535, 3ds max error starting udp server. Network byte order (Big endian).

    Note: Size and Type is always sent as little endian 32 bit integers.

    Example of a server info string: .

    Note: The base port number is only used for version 1.0 of the RT server, see IP port numbers to get the desired port number.

    Open Sound Control (OSC)

    The OSC version of the QTM RT server uses the Open Sound Control 1.0 specification.

    Connecting (OSC)

    When using the OSC protocol, which uses UDP, the client must first establish a connection with the server. This is because UDP is not connection-based like TCP. This is done with the command, see Connect. A connection is closed with the disconnect command, see Disconnect.

    The first thing that happens when you have connected to the QTM RT server with OSC is that the server sends a welcome message string: .

    When using OSC it is not possible to set the protocol version, the latest version will always be used.

    Port number (OSC)

    There is only one server port available for OSC, base port + 4. OSC is sent via UDP packets. The clients listens to a UDP port for incoming OSC packets from the server. The client UDP server port is set to the RT server with the Connect command. See Connecting.

    Commands (OSC)

    In the description of the commands, number parameters are designated by an n, optional parameters are designated by enclosing brackets and choices between possible values are designated by a. Parentheses are used to group parameters together. None of these characters (brackets, or parentheses) should be included in the command sent to the server.

    Command strings and their parameters never contain spaces, so a space character (ASCII 32) is used as separator between command names and parameters.

    Command strings and parameter strings are case insensitive.

    CommandParameters
    ConnectPort
    Disconnect
    Version
    QTMVersion
    GetState
    GetParameters |
    GetCurrentFrame
    StreamFrames | | |

    Connect (OSC)

    OSC Format:

    Connects the client to the QTM RT server 3ds max error starting udp server the OSC protocol over UDP. The Port argument is the UDP error please reboot jailebreak on which the client listens for server responses.

    Disconnect (OSC)

    Disconnects the client from the QTM RT server.

    Version (OSC)

    The server responds withwhere is the version of the RT protocol currently used.

    It is not possible to set the version when connected via the OSC protocol. You can only retrieve current version.

    Example:

    QTMVersion (OSC)

    See standard version of the command, QTMVersion

    GetState (OSC)

    See standard version of the command,GetState

    GetParameters (OSC)

    See standard version of the command,GetParameters

    GetCurrentFrame (OSC)

    See standard version of the command, GetCurrentFrame

    StreamFrames (OSC)

    See standard version of the command, StreamFrames

    QTM RT Packets (OSC)

    Structure (OSC)

    All OSC packets sent to or from the server have the same general layout. They don't have a header with size and type like the standard packet, see QTM RT Packets.

    The content of the OSC packet differs slightly from the standard packet and uses the OSC data types for int32, int64, float32 and strings. All OSC packets sent to the RT server shall be sent in an OSC message with OSC address pattern. The address pattern of packets sent from the server depends on the packet type.

    Packet types (OSC)

    The Type field of a QTM RT server packet header is a number that should be interpreted according to the table below. These are the data types that are defined in the protocol so far. Detailed descriptions of the data packets for each type can be found in the sections following this one.

    NameOSC addressDescription
    Error/qtm/errorThe last command generated an error. The error message is included in the packet.
    Command/qtmA command sent to the server.
    Command response/qtm/cmd_resA response from the server to a command indicating that the command was successful.
    XML/qtm/xmlData sent by the server in the form of XML, or data sent to the server in the form of XML.
    Data frame header/qtm/dataThis message contains the data header and is followed by one or several data frame component messages, containing the real-time data sent from the server. The contents of the frame may vary depending on the commands/settings sent to the server. The contents may also vary between frames due to different sampling frequencies and buffering properties of different data types.
    No More Data/qtm/no_dataThis packet type contains no data. It is a marker used to indicate that a measurement has finished or is not yet started.
    Event/qtm/eventThis packet type contains event data from QTM.

    Error packet (OSC)

    Error packets are sent from the server only. Whenever you read a response from the server, it may be an error packet instead of the packet type you expect.

    OSC error packets are sent in an OSC message with address pattern and contains one OSC string.

    OSC typeNameValue
    OSC-stringDataExample: "Command not supported."

    Command packet (OSC)

    OSC command packets sent to the RT server shall be sent in an OSC message with address pattern “/qtm”.

    OSC typeNameValue
    OSC-stringDataExample: "GetState"

    Command response packet (OSC)

    OSC command packets sent from the RT server as response to client commands is sent in a OSC message with address pattern .

    OSC typeNameValue
    OSC-stringData"Connected"

    XML packet (OSC)

    The XML string contains the same data as for the standard XML Packet. OSC XML packets are sent in an OSC message with address pattern .

    OSC typeNameValue
    OSC-stringDataXML string data. The XML data is described in XML Packet.

    Data packet (OSC)

    Each data frame is made up of one or more components, as specified in the commands GetCurrentFrame or StreamFrames. The data frame contains a Count that specifies the number of components in the frame. Every component starts with a component header – identical (in layout) to the packet header, 3ds max error starting udp server.

    OSC data packets consist of one or several OSC messages enclosed in an OSC bundle. The first message contains the data frame header and has the OSC address 3ds max error starting udp server. It is followed by an OSC message for each data component. See OSC Data frame component types.

    The frame header and the data components are sent in an OSC bundle as separate OSC messages.

    OSC typeNameValue
    Int32Marker Timestamp HiHi 32 bits of 64 bit timestamp value.

    Number of microseconds from start. The timestamp value is not valid for the Analog, Force and Gaze Vector data frame components, they have their own timestamps in their component data.
    Int32Marker Timestamp LoLo 32 bits of 64 bit timestamp value, 3ds max error starting udp server. See above.
    Int32SMPTE TimeCodeSMPTE time code little endian format:

    Bit 0-4: Hours
    Bit 5-10: Minutes
    Bit 11-16: Seconds
    Bit 17-21: Frame
    Bit 22-30: Sub frame
    Bit 31: Valid bit
    Int32Marker Frame NumberThe number of this frame. The frame number is not valid for the Analog, Force and Gaze Vector data frame 3ds max error starting udp server. They have their own sample numbers in their component data.
    Int32IRIG dateIRIG time code little endian format:

    Bit 0-6: Year
    Bit 7-15: Day
    Int32IRIG timeIRIG time code little endian format:

    Bit 0-4: Hours
    Bit 5-10: Minutes
    Bit 11-16: Seconds
    Bit 17-20: Tenth of a second
    Int32ComponentCountThe number of data components in the data message. Each component is sent as a separate OSC message.
    Data frame component types (OSC)

    Each data frame component has a unique OSC address. The table below shows the OSC address for all data components.

    NameOSC addressDescription
    2D/qtm/2d2D marker data
    2D Linearized/qtm/2d_linLinearized 2D marker data
    3D/qtm/3d3D marker data. Each marker has its own OSC address. See OSC 3D component.
    3D Residuals/qtm/3d_res3D marker data with residuals. Each marker has its own OSC address. See 3D with residuals component.
    3D No Labels/qtm/3d_no_labelsUnidentified 3D marker data.
    3D No Labels Residuals/qtm/3d_no_labels_resUnidentified 3D marker data with residuals
    Analog/qtm/analogAnalog data from available devices.
    Analog Single/qtm/analog_singleAnalog data from available analog devices. Only one sample per channel and camera frame. The latest sample is used if more than one sample is available.
    Force/qtm/forceData from available force plates.
    Force Single/qtm/force_singleForce data from available force plates. Only one sample per plate and camera frame. The latest sample is used if more than one sample is available.
    6D/qtm/6d6D data - position and rotation matrix. Each body has its own OSC address. See OSC 6DOF component.
    6D Residuals/qtm/6d_res6D data - position and rotation matrix with residuals. Each body has its own OSC address. See 6DOF with residuals component.
    6D Euler/qtm/6d_euler6D data - position and Euler angles. Each body has its own OSC address. See 6DOF Euler component.
    6D Euler Residuals/qtm/6d_euler_res6D data - position and Euler angles with residuals. Each body has 3ds max error starting udp server own OSC address. See 6DOF Euler with residuals component.
    Gaze Vector/qtm/gaze_vectorGaze vector data – Unit vector and position. Each gaze vector has its own OSC address.
    Eye Tracker/qtm/eye_trackerEye tracker data with pupil size.
    Skeleton/qtm/skeletonSkeleton data 3ds max error starting udp server Position and rotation of all segments in the skeleton. Each skeleton has its own OSC address.
    2D components (OSC)

    There are two different 2D components.

    The 2D and 2D linearized data frame format are the same. The only difference is that the coordinates are linearized in 2D linearized.

    OSC address: or .

    OSC typeNameDescription
    Int32Camera CountNumber of cameras. 32-bit integer.

    Repeated Camera Count times:

    OSC typeNameDescription
    Int32Marker CountThe number of markers for this camera in this frame.
    2D data2D marker data from the camera, described below:

    2D data, repeated Marker Count times:

    OSC typeNameDescription
    Int32XX coordinate of the marker.
    Int32YY coordinate of the marker.
    Int32Diameter Solucionar error crash samp X size.
    Int32Diameter YMarker Y size.
    3D component (OSC)

    Each marker is sent in a separate OSC message.

    OSC address: The marker name is appended to the end of the address string. Example: .

    OSC typeNameDescription
    Float32XX coordinate of the marker.
    Float32YY coordinate of the marker.
    Float32ZZ coordinate of the marker.
    3D with residuals component (OSC)

    Each marker is sent in a separate OSC message.

    OSC address: The marker name is appended to the end of the address string. Example: .

    OSC typeNameDescription
    Float32XX coordinate of the marker.
    Float32YY coordinate of the marker.
    Float32ZZ coordinate of the marker.
    Float32ResidualResidual for the 3D point.
    3D no labels component (OSC)

    OSC address:

    OSC typeNameDescription
    Int32Marker CountThe number of markers in this frame.

    Repeated Marker Count times:

    OSC typeNameDescription
    Float32XX coordinate of the marker.
    Float32YY coordinate of the marker.
    Float32ZZ coordinate of the marker.
    Int32IDAn unsigned integer ID that serves to identify markers between frames.
    3D no labels with residuals component (OSC)

    OSC address:

    OSC typeNameDescription
    Int32Marker CountThe number of markers in this frame.

    Repeated Marker Count times:

    OSC typeNameDescription
    Float32XX coordinate of the marker.
    Float32YY coordinate of the marker.
    Float32ZZ coordinate of the marker.
    Int32IDAn unsigned integer ID that serves to identify markers between frames.
    Float32ResidualResidual for the 3D point.
    Analog component (OSC)

    OSC address:

    OSC typeNameDescription
    Int32Analog Device CountNumber of analog devices in this component.

    Repeated Analog Device Count times:

    OSC typeNameDescription
    Int32Analog Device IDId of this analog device.
    Int32Channel CountThe number of channels of this analog device in this frame.
    Int32Sample CountThe number of analog samples per channel in this frame.
    Int32Sample NumberOrder number of first sample in this frame. Sample Number is increased with the analog frequency. There are Channel Count values per sample number.
    Float32Analog DataThere are (Channel Count * Sample Count) voltage values. The samples are ordered like this:

    Channel 1, Sample Sample Number
    Channel 1, Sample Sample Number + 1
    Channel 1, Sample Sample Number + 2
    &hellip.
    Channel 1, Sample Sample Number + Sample Count – 1
    Channel 2, Sample Sample Number
    Channel 2, Sample Sample Number + 1
    Analog single component (OSC)

    OSC address: `/qtm/analog_single/

    OSC typeNameDescription
    Int32Analog Device CountNumber of analog devices in this component.

    Repeated Analog Device Count times:

    OSC typeNameDescription
    Int32Analog Device IDId of this analog device.
    Int32Channel CountThe number of channels of this analog device in this frame.
    Float32Analog DataThere are Channel Count voltage values.

    If there is no analog data available, Channel Count is set to 0 and Analog Data is omitted.

    Force component (OSC)

    OSC address: `/qtm/force/

    OSC typeNameDescription
    Int32Plate CountThe number of force plates in this frame.

    Repeated Plate Count times:

    OSC typeNameDescription
    Int32Force Plate IDId of the analog device in this frame. Starts 3ds max error starting udp server 1.
    Int32Force CountThe number of forces in this frame.
    Int32Force NumberOrder number of first force in this frame, 3ds max error starting udp server. Force Number is increased with the force frequency.
    Float32Force DataThere are Force Daewoo leganza est error force samples. Total size of the Force 3ds max error starting udp server is 9 * Force Count Float32 values in following order:

    X coordinate of the force
    Y coordinate of the force
    Z coordinate of the tar directory checksum error
    X coordinate of the moment
    Y coordinate of the moment
    Z coordinate of the moment
    X coordinate of the force application point
    Y coordinate of the force application point
    Z coordinate of the force application point

    If Force Count = 0 (force not visible in QTM), Force Number and Force Data is omitted.

    Force single component (OSC)

    OSC address: `/qtm/force_single/

    OSC typeNameDescription
    Int32Plate CountThe number of force plates in this 3ds max error starting udp server Plate Count times:

    OSC typeNameDescription
    Int32Force Plate IDId of the analog device in this frame. Starts at 1.
    Float32Force DataEach force sample consists of 9 Float32 values in following order:

    X coordinate of the force
    Y coordinate of the force
    Z coordinate of the force
    X coordinate of the moment
    Y coordinate of the moment
    Z coordinate of the moment
    X coordinate of the force application point
    Y coordinate of the force application point
    Z coordinate of the force application point

    If force not visible in 3ds max error starting udp server, Force Data is omitted.

    6DOF component (OSC)

    Each body is sent in a separate OSC message.

    OSC address: The body name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Float32XX coordinate of the body.
    Float32YY coordinate of the body.
    Float32ZZ coordinate of the body.
    Float32Rotation3x3 Rotation matrix of the body. Consists of 9 Float32 values.
    6DOF with residuals component (OSC)

    Each body is sent in a separate OSC message.

    OSC address: The body name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Float32XX coordinate of the body.
    Float32YY coordinate of the body.
    Float32ZZ coordinate of the body.
    Float32Rotation3x3 Rotation matrix of the body. Consists of 9 Float32 values.
    Float32ResidualResidual for the 6D body.
    6DOF Euler component (OSC)

    Each body is sent in a separate OSC message.

    OSC address: The body name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Float32XX coordinate of the body.
    Float32YY coordinate of the body.
    Float32ZZ coordinate of the body.
    Float32Angle 1First Euler angle, in degrees, as defined on the Euler tab in QTM's workspace options.
    Float32Angle 2Second Euler angle.
    Float32Angle 3Third Euler angle.
    6DOF Euler with residuals component (OSC)

    OSC address: The body name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Float32XX coordinate of the body.
    Float32YY coordinate of the body.
    Float32ZZ coordinate of the body.
    Float32Angle 1First Euler angle, in degrees, as defined on the Euler tab in QTM's workspace options.
    Float32Angle 2Second Euler angle.
    Float32Angle 3Third Euler angle.
    Float32ResidualResidual for the 6D body.
    Gaze vector component (OSC)

    Each gaze vector is sent in a separate OSC message.

    OSC address: The gaze vector name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Int32Sample CountNumber of vector samples in this frame.
    Int32Sample NumberOrder number of first gaze vector sample in this frame. Sample Number is increased with the gaze vector frequency.

    Repeated Sample Count times:

    OSC typeNameDescription
    Float32Vector XX component of the gaze unit vector.
    Float32Vector YY component of the gaze unit vector.
    Float32Vector ZZ component of the gaze unit vector.
    Float32Position ZX coordinate of the gaze vector.
    Float32Rotation XY coordinate of the gaze vector.
    Float32Rotation YZ coordinate of the gaze vector.
    Eye tracker component (OSC)

    Each gaze vector is sent in a separate OSC message.

    OSC address: The body name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Int32Sample CountNumber of eye tracker samples in this frame.
    Int32Sample NumberOrder number of first eye tracker sample in this frame. Sample Number is increased with the eye tracker frequency.

    Repeated Sample Count times:

    OSC typeNameDescription
    Float32Left pupil sizeX component of the gaze unit vector.
    Float32Right pupil sizeY component of the gaze unit vector.
    Skeleton component (OSC)

    Each skeleton consists of several segments. All segments are sent in a separate OSC message.

    OSC address: The skeleton and segment name is appended to the end of the address string. Example:.

    OSC typeNameDescription
    Int32IDSegment id.
    Float32Position XSegment position x coordinate.
    Float32Position YSegment position y coordinate.
    Float32Position ZSegment position z coordinate.
    Float32Rotation XSegment rotation quaternion x.
    Float32Rotation YSegment rotation quaternion y.
    Float32Rotation ZSegment rotation quaternion z.
    Float32Rotation WSegment rotation quaternion w.

    No More Data packet (OSC)

    This type of packet is sent when QTM is out of data to send because 3ds max error starting udp server measurement has stopped or has not even started.

    OSC no data packets are sent in a OSC message with address pattern .

    OSC typeNameValue
    NilNo dataOSC Nil type contains no data.

    Event Data packet (OSC)

    OSC event packets are sent in an OSC message with address pattern .

    OSC typeNameValue
    OSC-stringEventEvent string. See OSC Events.

    Events (OSC)

    The RT server sends an event data packet to all its clients when the RT server changes state.

    Event IDNameComment
    1ConnectedSent when QTM has connected to the camera system.
    2Connection ClosedSent when QTM has disconnected 3ds max error starting udp server the camera system.
    3Capture StartedSent when QTM has started a capture.
    4Capture StoppedSent when QTM has stopped a capture.
    5Fetching FinishedSent when QTM has finished fetching a capture.
    6Calibration StartedSent when QTM has started a calibration.
    7Calibration StoppedSent when QTM has stopped a calibration.
    8RT From File StartedSent when QTM has started real time transmissions from a file.
    9RT From File StoppedSent when QTM has stopped real time transmissions from a file.
    10Waiting For TriggerSent when QTM is starting to wait for trigger to start a measurement.
    11Camera Settings ChangedSent when the settings have changed for one or several cameras. Not included in the GetState command response.
    12QTM Shutting DownSent when QTM is shutting down. 3ds max error starting udp server included in the GetState command response.
    13Capture SavedSent when QTM has saved current measurement. Not included in the GetState command response.
    14Reprocessing StartedSent when QTM has started reprocessing.
    15Reprocessing StoppedSent when QTM has stopped reprocessing.

    Telnet

    The OSC version of the QTM RT server uses the Open Sound Control 1.0 specification.

    Connecting (Telnet)

    Connect using the Telnet protocol on port 22221 of the QTM computer. Port 22221 (base port – 1) is the default Telnet port 3ds max error starting udp server QTM, see IP port numbers .

    Commands (Telnet)

    In the description of the commands, number parameters are designated by an n, optional parameters are designated by enclosing brackets [] and choices between possible values are designated by a ‘ ’ or parentheses) should be included in the command sent to the server.

    Command strings and their parameters never contain spaces, so a space character (ASCII 32) is used as separator between command names and parameters.

    Command strings and parameter strings are case insensitive.

    CommandParameters
    Version[n.n]
    QTMVersion
    ByteOrder
    GetState
    GetParameters |
    StreamFrames | | |
    TakeControl
    ReleaseControl
    New
    Close-

    Issue:

    The message “Error sending on UDP to <IP address>: A socket operation was attempted to an unreachable network” appears on one or more Backburner Server nodes when submitting a network rendering job from 3ds Max.

    Unreachable Network

    Causes:

    The Backburner Server program cannot find the Backburner Manager on the local network.

    Solution:

    To address this issuedo the following:

    Prefer IPv4 over IPv6

    Backburner does not work with the IPv6 networking protocol. To fix this, download and run the Microsoft “Prefer IPv4 over IPv6” hotfix on all Manager and Server machines.

    Re-enable the Function Discovery Resource Publication networking service

    Windows updates may 3ds max error starting udp server the local network to no longer recognize certain PCs. To address this:

    1. Follow the instructions in the provided link for all machines on the network: PCs no longer recognized in network after Windows 10 version 1803 upgrade
    2. Reboot the machines and restart the Backburner Manager, Monitor and Server applications on all PCs.

    Note: Although the “broadcast servers” error may still appear in some Backburner Server windows after this fix, 3ds max error starting udp server, if the Server app then shows that it has connected successfully to the Backburner Manager, jobs may still render successfully despite this error message.

    Reset Backburner on all PCs

    Reset the Backburner settings on all PCs by following these instructions: Reset Backburner user settings to defaul.

    See also:

    Source: https://autode.sk/31QjXz0

    3DS MAX, TUTORIALA socket operation was attempted to an unreachable networkcloud renderingError sending on UDPonline render farmrender farm serviceReset the Backburnersuperrenderssuperrendersfarm - by Alisa Super Renders

    3ds max error starting udp server

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