Kramer Electronics VP-790の取扱説明書

デバイスKramer Electronics VP-790の取扱説明書

デバイス: Kramer Electronics VP-790
カテゴリ: ビデオカメラ
メーカー: Kramer Electronics
サイズ: 1.64 MB
追加した日付: 6/15/2013
ページ数: 17
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内容要旨
ページ1に含まれる内容の要旨

KRAMER ELECTRONICS LTD.
USER GUIDE


MODEL:
VP-790
Blending Projected Images on a
Curved Screen



P/N: 2900-300214 Rev 1

ページ2に含まれる内容の要旨

Contents 1 Introduction 1 2 Setting the Basic System 2 2.1 Optical Alignment 3 3 Setting Blend Width 7 4 Warp Adjustment 10 4.1 Warp the Projection Image on to a Curved Screen 10 Figures UFigure 1: Basic Setup U 2 UFigure 2: Image Projection U 3 F U igure 3: Input Screen U 4 UFigure 4: Multiunit Screen U 5 UFigure 5: Two Overlapping Images on a Screen U 6 UFigure 6: Two Projected Images Displaying the Horizontal Bar Test Pattern U 7 UFigure 7: Left Hand Blend Width Correctly Adju

ページ3に含まれる内容の要旨

1 Introduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront the video, audio, presentation, and broadcasting professional on a daily basis. In recent years, we have redesigned and upgraded most of our line, making the best even better! Our 1,000-plus different models now appear in 11 groups that are clearly defined by function: GROUP 1: Distribution Ampl

ページ4に含まれる内容の要旨

2 Setting the Basic System The basic system, illustrated in Figure 1, shows a video source distributed to two VP-790 units and output to two identical projectors. Figure 1: Basic Setup One video source is distributed to both VP-790 units via a distribution amplifier (for example, the Kramer VM-2Hxl). i Each VP-790 unit outputs the signal to a separate projector. To successfully blend two or more projections: • Each projector should be of the same manufacture and of the same mod

ページ5に含まれる内容の要旨

2.1 4BOptical Alignment F U igure 2 U shows an example of the two 4:3 projectors being used to project a single 16:9 image. Figure 2: Image Projection Set the projectors so that the light from both projectors covers the whole screen area. Use the VP-790 built-in test patterns to adjust the position, zoom and focus of both projectors. VP-790 Blending Images – Setting the Basic System 3

ページ6に含まれる内容の要旨

2.1.1 Setting the VP-790 Functions Set the VP-790 functions via the OSD menu as follows: • Select Setup, Control Setup and then set the Menu Timeout to Infinite to turn off the menu timeout • Select Output, then select Resolution to set the output resolution to the native resolution of your projector to enable the VP-790 to scale the image Setting the output resolution to a resolution other than the native resolution would result in the projector re-scaling the image! • Select Output,

ページ7に含まれる内容の要旨

2. Select the horizontal grey bars test pattern in one of the two following ways:  Exit the OSD menu and use the up/down arrow buttons on the front panel to cycle through the available patterns  In the top OSD menu select Input, and then Test Pattern Setup and Test Pattern. Select Grey H Bars 2.1.3 Se 8B tting the Position in the Matrix Define the position of each VP-790 unit in the matrix: 1. From the Setup menu, set the Operation Mode to Multiunit. Figure 4: Multiunit Screen 2.

ページ8に含まれる内容の要旨

4. Define the blend region for the VP-790 units:  In the Multiunit menu, select Blend Width and set the overlap region to Right on the left hand VP-790 unit and Left to the right hand unit 5. Set Auto zoom to ON. Figure 5: Two Overlapping Images on a Screen 6 VP-790 Blending Images - Setting the Basic System

ページ9に含まれる内容の要旨

3 Setting Blend Width In the Multiunit menu: 1. Select Blend Curve Type and select Align Pattern to turn on the Blend Width alignment tool. The align pattern displays a sharp border of the blend and non-blend regions, making it easier to determine the width of the blend and control of the 4-corner set-up. Figure 6: Two Projected Images Displaying the Horizontal Bar Test Pattern F U igure 6 U shows two projections side-by-side displaying the grey H Bars test pattern with the Blend Wid

ページ10に含まれる内容の要旨

The two vertical lighter stripes near the center of the screen are the blend width alignment tool. This is a visible cursor which will move as the blend width is adjusted: • Line 1 is the left hand edge of the right hand projection • Line 2 is the right hand edge of the left projection blend region • Line 3 is the left hand edge of the right projection’s blend region • Line 4 is the right hand edge of the left hand projection With reference to Figure 6 above on page 7, adjust line 3 to

ページ11に含まれる内容の要旨

Figure 8: Blend Width Correctly Adjusted on both Scalers You must set the number of blend width pixels to the same number for both processors. The blend will work properly even if the lines in i UFigure 8 U do not align completely and even if the lines do not exactly match the overlap for one projector this just indicates that the optical zoom of the projectors is not matched. VP-790 Blending Images – Setting Blend Width 9

ページ12に含まれる内容の要旨

4 Warp Adjustment The images from both processors/projectors must be geometrically corrected to fit the screen and the overlapped regions must be set to align accurately. This is achieved by warping (changing the shape) the image. 1. Change the test pattern to the Warp Adjust (F) pattern. The left hand pattern is green and the right hand pattern is magenta intentionally. Figure 9: The Cross Hatch (F) Warp Pattern The color is set automatically when the position information is entered

ページ13に含まれる内容の要旨

4.1.1 9BDownloading and Installing the Warp Generator To download, install and use the VP-790 Warp Generator software, refer to the VP-790 Warp Generator online guide. i Connect your PC to both VP-790 units via a LAN connection (refer to the VP-790 Warp Generator online guide); use a change-over cable to connect to one unit at a time or use both at once via an Ethernet switch or network. Double-click the VP-790 Warp Generator icon. The main window opens. This section defines the War

ページ14に含まれる内容の要旨

2. Click the Connect button on the top left corner of the screen. One of two connection windows appears:  The Auto Connect window to reconnect to a previously connected unit (see Figure 11)  The Connect to Unit window if you need to enter a new IP address (see Figure 12) Figure 11: Auto Connect Window Figure 12: Connect to Unit Window 3. Connect to the unit. The following window appears: Figure 13: A New 2x2 Grid 12 VP-790 Blending Images - Warp Adjustment

ページ15に含まれる内容の要旨

4. Resample the grid to start with a grid mesh of nine points. Figure 14: Setting a Grid Mesh of Nine Points 5. Check the Mirror and Snap boxes in the Evaluator Control window to turn them off. 6. Adjust the position of the nodes with either the mouse or the arrow keys to a position that will bring the test pattern correctly onto your screen. 7. Click the SEND button and wait for the result to be seen on the screen and the comment Warp Success to appear in the Send Warp area. Fig

ページ16に含まれる内容の要旨

Note that in the example in Figure 15, the size and shape of the squares are not even across the whole screen. The linearity needs adjustment. Linearity is achieved by adjusting the center positions as indicated in Figure 16. Note the relative sizes of the red rectangles, these should be equal sizes. If they are not equal as in the example below the linearity will be poor. Figure 16: Adjusting the Linearity Continue the adjustment looking to achieve an even size of test pattern squa

ページ17に含まれる内容の要旨

Figure 17: Complete Linear Adjustment 8. In the Multiunit OSD menu switch the Blend Curve Type to S-Curve. Figure 18: Blend Curve Type – S-Curve 9. Select the video source (via the Input OSD menu item) on both VP-790 units. VP-790 Blending Images – Warp Adjustment 15


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