User manual VIEWCAST NIAGARA SCX RELEASE 6.2

[. . . ] Niagara SCX® and Niagara SCX Explorer User Guide Document Number: 40-03240-06-A Date: December 2010 Niagara SCX Release: 6. 2 The information in this publication is the property of ViewCast Corporation. Users may not use, reproduce or disclose this information without the implied consent and written approval of the company. © 2010 ViewCast Corporation. ViewCast, Osprey, ViewCast logo, Niagara SCX, Niagara, SimulStream, Niagara logo, GoStream are trademarks or registered trademarks of ViewCast Corporation or its subsidiaries. Microsoft, Windows Vista, Windows, Windows Media, Windows Server are trademarks or registered trademarks of Microsoft Corporation. [. . . ] The Sharp Motion option makes detail in motion areas sharper, but at the expense of somewhat jagged diagonal edges. Smooth Motion Sharp Motion ViewCast 63 AVI Capture Options and Settings Video Cropping tab Use the Video Cropping tab (Figure 60) for options for setting the size and aspect ratio of your chosen video output. Video Cropping tab The Video Cropping tab has the following controls. Enable Cropping When you enable cropping, the system automatically switches the video size to FULL and the cropping measurements default to the FULL size. From the Top, Left, Width, and Height settings, you can set a custom cropping size. Capture Size Display Size Granularity Start Preview Click this button to preview the video with your crop settings. Stop Preview Click this button to stop the preview. 64 ViewCast Niagara SCX User Guide Watermarking tab Use the Watermarking tab (Figure 61) to place a watermarked graphic over your video output. Enable Watermarking File Name Color Key Translucent Top Left Height Width Capture Size Display Size Start Preview Stop Preview Enable this field to place a watermarked graphic over your video output. Click on the browse button at the end of the field to search for a file name of the graphic you want to use. Enable this field to adjust the color balance, size, and opacity of the graphic. Use these controls to adjust the location of the graphic. Indicates the size of the capture. Click this button to stop the preview. ViewCast 65 AVI Capture Options and Settings Closed Caption tab Use the Closed Caption tab (Figure 62) to adjust the position of any closed-captioned text you want to add if you use the Osprey 3. X or a later version of the driver for video capturing. Closed Caption tab The Closed Caption tab has the following controls. Overlayed on Video Position Enable this field to overlay the closed caption text on the video stream. Select the position of the closed caption text from the drop-down list. 66 ViewCast Niagara SCX User Guide Operations tab Figure 63. Start Stop Reset Encoder State Status Click this button to begin encoding. A progress report and error messages appear in the Status section of this window. ViewCast 67 AVI Capture Options and Settings AVI Capture streaming options tabs The AVI streaming options tabs include Statistics and View. Statistics tab Use the Statistics tab (Figure 64) to view the status of the encoder. Statistics tab 68 ViewCast Niagara SCX User Guide The Statistics tab has the following controls. Total frames Duration File Size Frames captured Bytes captured Frame size Frames captured Bytes captured Frame size CPU Load The total number of frames in the capture. The current system CPU load and audio level. ViewCast 69 AVI Capture Options and Settings View tab To preview the video while encoding or to see the output video, you must have enabled Osprey SimulStream for the capture card. For more information or to purchase SimulStream for your Osprey capture card, visit http://viewcast. com/products/software/simulstream. Start Preview Stop Preview URL Information Copy URL Launch URL Click Start Preview to initiate the view following a buffer delay. Click this button to launch the Windows Media Player to view the stream. 70 ViewCast Niagara SCX User Guide Flash Options and Settings Flash format is only available on select encoding appliances. Auto/Name tab Figure 66. [. . . ] In OSI Reference model networks, its designation is Data Link Control (DLC) address. Defines how you transmit multimedia streams ­ video, audio, text, and data ­ as individual objects. A compression/decompression technology that strives to achieve interactivity, efficiency, and stability in narrowband transmissions. Aims to pave the way toward a uniform, high quality encoding/decoding standard to replace the many proprietary streaming technologies used on the Internet today. [. . . ]