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Canon WEBVIEW LIVESCOPE 3.2 manual

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Table of contents for the manual

  • Page 1

    User's Manual Viewer Software V er . 3.20 E ENGLISH[...]

  • Page 2

    Introduction Important ....................................................................................... 4 Copyright Information ................................................................... 4 T rademark Information ................................................................. 4 Conventions ..........................................[...]

  • Page 3

    Using the Helper Viewer ......................................................... 30 "Helper Viewer" Screens ............................................................ 3 0 Panorama Window ................................................................................ 31 Starting Camera Control ..........................................[...]

  • Page 4

    4 Copyright © 2002 by Canon, Inc. All rights reserved. The unauthorized transfer of all or any part of the contents of this manual is forbidden. The contents of this manual are subject to change without notice. Every effort has been made to ensure that content of this manual is free from errors. If you encounter any errors, omissions or apparent i[...]

  • Page 5

    Introduction 5 Overview ■ WebView Livescope is the system that allows camera control and live video distribution from a remote location. ■ The system is configured of a camera server and viewer software. The camera server distributes live videos taken by the video camera to the Internet or an Intranet. The viewer software can display those vide[...]

  • Page 6

    6 Java Viewer LiveApplet Video display functions Camera control functions Java Viewer Glimpse Video display functions Jav a Viewers V iewer Ov erview These are viewers written using Java. These viewers allow the camera server videos to be viewed on any computer with a Web browser that runs Java, regardless of the platform. Because the Java applet i[...]

  • Page 7

    Introduction 7 Helper Vie wer This is a viewer that runs as a helper application. This viewer provides video display and camera control functions and appears in a separate window at startup. While the Helper Viewer has to be pre-installed, it offers the advantage of displaying the first video quickly. At present, only a Windows version of this view[...]

  • Page 8

    8 Operating En vir onment Jav a Viewer V er . 3.20 Web Browser A Web browser that runs Java. Microsoft Internet Explorer 4.01 or later recommended. Netscape Navigator or Communicator 4.78 or later recommended. (excluding 6.01 and 6.1) Computer Operating System IBM PC/AT Conpatible Windows 98 Second Edition, Windows Me, Windows NT 4.0 (requires IE 4[...]

  • Page 9

    Chapter 1 J a v a V iewers This chapter describes the preparations required for using the WebView Livescope Java viewers and explains how to use the viewers.[...]

  • Page 10

    10 Pr eparations f or Using t h e J a v a V iewer The Java Viewer is automatically downloaded from the camera server. There is no need to install it in advance. However, depending on the type of Web browser you are using and your software settings, you must change your Web browser settings. Using Internet Explorer Using Netscape Navigator or Comm u[...]

  • Page 11

    J av a View ers 1 11 When You are Connected to a LAN If the camera server is used via an Intranet and you specify the Web browser proxy setting manually, videos are distributed via the proxy. This can result in a slower frame rate and proxy server overload. Use the procedure shown below to set up a "No proxy" connection. Note that if you [...]

  • Page 12

    12 Starting Up the J a va V iewer The Java Viewer is started up from the Web browser that displayed the Web page for distributing videos. To create a Web page for distributing videos, refer to Chapter 5 of the User's Manual for the camera server. When the "Using Java Viewer" button in the Web Browser that displayed the Web page for d[...]

  • Page 13

    Java Viewers 1 13 Using "LiveApplet" "LiveApplet" is a viewer with a GUI that allows the user to change the camera angle, zoom ratio and backlight adjustment settings. "LiveApplet" Screens The functions of the GUI displayed on the Web browser are briefly described below. 1 2 3 4 5 Reduce resolution button and Increase [...]

  • Page 14

    14 6 7 8 9 10 11 Camera control status window Used to display camera control information ("Camera controllable", "Camera not controllable", "Awaiting turn", "Remaining camera control time"). Start control button Used to acquire camera control privileges. Backlight adjustment button Compensates for backlightin[...]

  • Page 15

    J av a View ers 1 15 Starting Camera Control Although multiple clients can simultaneously connect to the camera server, multiple clients cannot simultaneously control the camera. Consequently, "control privileges" has been introduced by which only the client who currently holds the control privileges can control the camera. Backlight adju[...]

  • Page 16

    16 Procedure Controlling the Camera Once you have been granted camera control privileges, you have complete control over the camera angle, the zoom ratio and the backlight adjustment setting. Changing the Camera Angle Move the button on the pan scroll bar or tilt scroll bar. The camera angle changes to match the position of the scroll bar buttons. [...]

  • Page 17

    J av a View ers 1 17 Using "LiveApplet" Procedure Changing the Camera Zoom Ratio Move the scroll bar button up or down. The camera zooms in or out to match the position of the zoom bar button. Zoom scroll bar Move the button up to zoom in (telephoto) Move the button down to zoom out (wide-angle) ■ Changing the Zoom Ratio in the Panorama[...]

  • Page 18

    18 Procedure Selecting the Camera When multiple cameras are installed on the camera server, you can switch between cameras. Click in the Camera selection bar to view the list of cameras. When you select a camera from the list of names, the display changes to show the video from that camera. Camera selection bar Procedure Using Presets You can contr[...]

  • Page 19

    J av a View ers 1 19 Using "LiveApplet" Procedure Adjustment of Backlight Backlight adjustment is useful when the video is dark due to backlighting. When you click the [Backlight adjustment] button, video darkened by backlighting become brighter. Click the button again to cancel. Backlight adjustment button[...]

  • Page 20

    20 Printing and Saving Still Pictures The Java viewers do not have functions for printing or saving the video displayed. However, you can use the Snapshot function to save and print video as still picture. Take a snapshot of the video you want to print or save. Use the Save or Print function in your web browser to save or print the still picture. P[...]

  • Page 21

    J av a View ers 1 21 Using "LiveApplet" Customizing the Viewer Screen The function buttons and other aspects displayed in the Java Viewer can be customized according to camera server settings. Functions restricted by the camera server can be customized so that they are not displayed, or they may be made to be displayed in a different way [...]

  • Page 22

    22 Using "Glimpse" The "Glimpse" viewer is a light-weight Java viewer. It has a short download time as it has no camera control functions and only displays video images. This viewer is useful for viewing videos from multiple sites, as shown below.. "Glimpse" Screen The Glimpse viewer is used only for viewing videos; it[...]

  • Page 23

    Chapter 2 Helper V iewer This chapter describes the preparations required for using the WebView Livescope Helper Viewer and explains how to use the viewer.[...]

  • Page 24

    24 Procedure Pr eparations f or Using the Helper V iewer Installing the Helper Viewer Unlike the Java viewers, the client must pre-install the Helper Viewer on his or her computer. Difference between 2 Helper Viewers There are two types of Helper Viewers: the Helper Viewer that is packaged with the Network Camera Server VB101 and the Network Camera[...]

  • Page 25

    Helper Vie wer 2 25 2 Specify the folder where the Viewer is to be installed and click Next. If no folder specification is required, simply click Next. 3 Specify the menu name to be registered in the Program menu of the Start menu, then click Next. 4 Check the settings and selections thus far and click Next to confirm. Make the file copy and regist[...]

  • Page 26

    26 Using Browsers Other Than the Recommended Products To launch and run the Helper Viewer from a Web browser, the recommended browsers are: Microsoft Internet Explorer 4.01 or later, and Netscape Navigator or Communicator 4.78 or later. The use of any browser other than these may require some setup measures. If you cannot launch the viewer after in[...]

  • Page 27

    Helper Viewer 2 27 Starting Up Helper V iewer The Helper Viewer can be started up in two ways: From the Web browser that displayed the Web site for distributing videos, or starting it up independently. Normally it is started up from the Web browser. To create a Web page for distributing videos, refer to Chapter 5 of the User's Manual for the c[...]

  • Page 28

    28 Connecting to a Camera Server When you use the Helper Viewer to connect to a camera server and monitor, if the Helper Viewer was started up from the Web browser, it automatically connects to the camera server, but if the Helper Viewer was started up independently, you need to specify a connection target or select a registered connection target. [...]

  • Page 29

    Helper Vie wer 2 29 Selecting a Registered Camera Server and Connecting Procedure Select the connection target from the site selection box. The camera servers displayed here are sites that were registered by selecting "Add to camera site list (see p. 28)" when a connection was made by specifying a connection target, or registered using th[...]

  • Page 30

    30 Using the Helper V iewer The Helper Viewer provides a GUI that allows you to change the camera angle, zoom ratio and backlight adjustment settings. "Helper Vie wer" Screens The functions of the GUI displayed when the helper viewer starts up are briefly described below. 1 2 3 4 5 Reduce resolution button and Increase resolution button T[...]

  • Page 31

    Helper Vie wer 2 31 9 10 11 12 13 14 Zoom scroll bar Used to change the zoom ratio. Moving the button up zooms in (telephoto) and moving it down zooms out (wide- angle). Panorama view button Displays the pop-up panorama window. Panorama pictures must be saved at the camera server. Panorama pictures will not be displayed if not saved. Camera control[...]

  • Page 32

    32 Starting Camera Control Although multiple clients can simultaneously connect to the camera server, multiple clients cannot simultaneously control the camera. Consequently, "control privileges" has been introduced by which only the client who currently holds the control privileges can control the camera. The use of backlight adjustment [...]

  • Page 33

    Helper Vie wer 2 33 Using the Helper V iewer Procedure Controlling the Camera Once you have been granted camera control privileges, you have complete control over the camera angle, the zoom ratio and the backlight compensation setting. Changing the Camera Angle Move the button on the pan scroll bar or tilt scroll bar. The camera angle changes to ma[...]

  • Page 34

    34 Procedure Changing the Camera Zoom Ratio Move the scroll bar button up or down. The camera zooms in or out to match the position of the zoom bar button. Zoom scroll bar Move the button up to zoom in (telephoto) Move the button down to zoom out (wide- angle) ■ Changing the Zoom Ratio in the Panorama Window By dragging When you drag the edge of [...]

  • Page 35

    Helper Vie wer 2 35 Using the Helper V iewer c Note Procedure Selecting the Camera When multiple cameras are installed on the camera server, you can switch between cameras. Click in the Camera selection bar to view the list of cameras. When you select a camera from the list of names, the display changes to show the video from that camera. Camera se[...]

  • Page 36

    36 Procedure Changing the Video Source Size If multiple video source sizes are specified on the camera server, these buttons can be used to select the size used for display. Changing the video source size does not change the size of the video displayed. * The ef fects of the Picture Source Size Change button may not be reflected in all camera serve[...]

  • Page 37

    Helper Vie wer 2 37 Using the Helper V iewer Procedure Adjustment of Bac klight Backlight adjustment is useful when the video is dark due to backlighting. When you click the [Backlight adjustment] button, videos darkened by backlighting become brighter. Click the button again to cancel. Backlight adjustment button Procedure Stopping and Restarting [...]

  • Page 38

    38 Menu-based Operations All the functions accessed via buttons can also be accessed from the menu bar. Functions that can only be accessed from the menu bar are discussed on the following pages. * See p. 46 for details on using the Camera Sites list and the Relay Servers list. Procedure Registering a camera site during connection By registering a [...]

  • Page 39

    Helper Vie wer 2 39 Using the Helper V iewer e Tip Procedure Saving Still Pictures to Files When the video you want to save appears, click the "Pause/Restart" button. The video is displayed as a still picture. Select "Save" from the "File" menu. When it ends, the moving picture display resumes when you click the "[...]

  • Page 40

    40 Using the Helper V iewer Displa ying Inf ormation Dialog boxes can be displayed that show the video, connection and camera information. To view this information, select "Video information", "Connect I nformation" or "Camera Information" from the "View" menu. Video Inf ormation ● Frame rate Received frame[...]

  • Page 41

    Chapter 3 Helper V iewer Settings This chapter describes how to specify the software environment settings for the WebView Livescope Ver. 3.20 Helper Viewer.[...]

  • Page 42

    42 Procedure Specifying the "Starting protocol" Setting Select "Setup properties" from the "View" menu. Select "Protocol for starting with WVH file" in "Starting protocol" tab. Helper V iewer Settings From the "Setup property" window, you can specify a range of settings governing the opera[...]

  • Page 43

    Helper Vie wer Settings 3 43 Procedure "HTTP protocol" Settings Select "Setup properties" from the "View" menu and then select the "HTTP protocol" tab. 1 2 Specify these settings when you are connecting using the WebView-HTTP protocol. Ticking the "Use WV-HTTP proxy" checkbox allows you to use a pro[...]

  • Page 44

    44 Procedure "P erf ormance" Setting Select "Setup properties" from the "View" menu and then select the "Performance" tab. Select "WV-TCP protocol option". 1 2 You can use the WV-TCP protocol high-speed TCP mode to achieve faster video frame rates. * The ef fects of the "Faster" setting ma[...]

  • Page 45

    Helper Vie wer Settings 3 45 Helper V iewer Settings Procedure "Display option" Setting Select "Setup properties" from the "View" menu and then select "Display option". Select "Set video display size used at startup". 1 2 Use this setting to specify the size of the video displayed at startup. Note t[...]

  • Page 46

    46 Registering and Changing the Server The VB Package Version lets you register the camera server and relay server and thereafter you can connect simply by selecting a registered server. Here we explain how to change the registration of the camera site and relay server. Procedure Adding to a list A camera server can be registered during connection [...]

  • Page 47

    Helper Vie wer Settings 3 47 ■ Protocol Select whether to connect to the camera server using auto select or to connect using the WebView-TCP or WebView-HTTP protocol. In connections using auto select, the viewer automatically selects the optimum protocol and connects to the camera server. If you are connecting to the camera server from inside the[...]

  • Page 48

    48 Procedure Adding a rela y server to the list Choose Relay Server List from the View menu. When the relay server list appears, click Add. Enter each item and click OK. The relay server is added to the list. 1 2 ■ Relay Name Any name can be given to the relay server being registered. ■ Host Name Specify the IP address of the relay server. ■ [...]

  • Page 49

    Helper Vie wer Settings 3 49 Registering and Changing the Server Procedure Changing or deleting registration details in the list Choose Relay Server List from the View menu, and select the registered relay server that you want to change or delete. If you want to make changes in the details, click Edit. To delete the server, click Delete. If you are[...]

  • Page 50

    50[...]

  • Page 51

    Appendix Messages displayed in the viewers are explained in this section.[...]

  • Page 52

    52 Err or Messages Message Details Solution too many clients The limit on the number of video server connections has been e xceeded. Access to the camera server is apparently ov ercrowded. W ait some time and then reconnect. Situation At connection Message Details Solution can't connect version mismatched The camera server is a different versi[...]

  • Page 53

    Appendix 53 Helper Viewer Error Messages Message Details Solution No response from video server . The viewer could not connect to the video server . There is a coding error in the Web page used for video distribution, or there is a problem on the camera server . Check with the administrator of the camera server . Situation At connection Message Det[...]

  • Page 54

    54 Error Messages Message Details Solution Couldn’t get camera control privileges. The limit on the number of people queuing for camera control privileges has been exceeded. Access to the camera server is apparently overcrowded. W ait some time and then reconnect. Situation At connection Message Details Solution Y ou do not have video server acce[...]

  • Page 55

    Appendix 55 Index A Allowing Java to be used 10 B Backlight adjustment 14,19,31,37 C Camera angle 16,33 Camera control 15,32 Camera control status display 15,32 Camera selection bar 13,18,30,35 Camera zoom ratio 17,34 Connection information display 40 Control privileges 15,32 D Displaying camera information 40 Download V ersion 24 F Full-screen mod[...]

  • Page 56

    PUB.YT1-1330-000 © CANON INC.2002[...]