D-Link DCS-3220 Product Manual - Page 44
Configuration > Advanced > Video Continued, Maximum frame rate, Video quality control - not working
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Using the DCS-3220 with an Internet browser (continued) Configuration > Advanced > Video (Continued) Size Maximum frame rate- Three options exist for the video display: 176 x 120, 352 x 240, and 704 x 480. In 704x480 mode, the frame rate will be reduced to 10 fps and increased to 30fps automatically when it is switched back to a lower image size. Limits the maximum refresh frame rate. The frame rate is used with the Video quality control setting (below) to optimize bandwidth utilization and video quality. Key frame interval- Sets the key frame interval. Selecting a higher interval will decrease bandwidth utilization. If you have a bad network connection, use a lower interval to minimize the loss of image frames. Video quality control- To fix the bandwidth utilization regardless of the video quality, choose Fix bit rate and select the desired bandwidth. The video quality may be reduced in order to send maximum frames with limited bandwidth, especially when images change drastically. For higher video detail regardless of the bandwidth selection, select Fix quality and select a quality level. This setting will utilize more bandwidth to send the maximum frames when images change drastically. Flip - Vertically rotate the video. Mirror - Horizontally rotate the video. Check both flip and mirror if the DCS-3220 is to be installed upside down. Improve efficiency in the multi-user environment - If the camera works in a multi-user environment, the user can select this to conserve bandwidth by reducing video capture rate. 44