Teams shared screen blur//Global IPLC service provider of Shigeng Communication

Teams shared screen blur//Global IPLC service provider of Shigeng Communication

一、 With the popularity of remote work and online collaboration, video conferencing has become an important tool for enterprise communication. However, when using video conferencing software, sometimes there may be image lag while the sound remains normal. This situation not only affects the experience of attendees, but may also hinder the effective transmission of information. This article will explore the causes of this phenomenon and provide corresponding solutions. 

1. Problem analysis

Unequal bandwidth allocation

In the online environment, audio and video data are usually processed separately. Audio streams are often easier to pass through networks than video streams due to their lower data transmission requirements. When the network bandwidth is insufficient or unstable, video streams may be more affected, resulting in stuttering.

Hardware resource limitations

If the CPU or GPU load of your device (such as a computer, tablet, etc.) is too high, it may prioritize audio processing at the expense of video quality. This is particularly common when running multiple applications or performing complex computational tasks.

Video encoding/decoding issues

Different video conferencing software uses different encoding and decoding techniques to compress and decompress video data. If there is a problem with the codec on the device, or if the version used is not new enough, it may cause the video playback to not be smooth.

Improper software settings

Some video conferencing platforms allow users to customize parameters such as video resolution and frame rate. If these settings are not suitable for the current network conditions or device performance, it may cause image lag.

2. Solution

In response to the above reasons, the following measures can be taken to solve the problem of image lag in video conferences:

Check and optimize network connections

Replace Wi Fi with wired networks for a more stable connection.

Close unnecessary backend applications and services to free up more bandwidth for video conferencing.

Consider upgrading the Internet package to ensure that there is enough uplink and downlink speed to support high-definition video calls.

Improve hardware performance

Ensure that the computer has sufficient RAM and processing power to run video conferencing software. Close other resource intensive applications.

Update graphics card drivers to ensure that the latest graphics processing units can effectively support video rendering.

Adjust video conferencing software settings

Reduce video resolution and frame rate in video conferencing software to reduce the demand for system resources. For example, reducing the video quality from 1080p to 720p or even lower.

Check if the hardware acceleration option is enabled and turn it on or off depending on the actual situation.

Update software version

Regularly update video conferencing software to the latest version to obtain the latest feature improvements and bug fixes.

Similarly, ensure that the operating system is also up-to-date in order to be compatible with all necessary drivers and library files.

Identify external interference

If working in a shared network environment, please confirm if there are other devices consuming a large amount of bandwidth.

For the company environment, consider implementing QoS (Quality of Service) policies to assign higher priority to critical business traffic such as video conferencing.

conclusion

The issue of image stuttering but normal sound in video conferencing is complex and involves multiple levels of factors. By carefully analyzing the specific situation and taking targeted measures, effective relief can be achieved in most cases. Whether it's improving network conditions, enhancing hardware configuration, or optimizing software settings, the goal is to create a smoother and more efficient online communication environment. With the advancement of technology and the continuous demand for remote work, constantly exploring and practicing new solutions will help further improve the quality of video conferencing and promote effective collaboration between teams.

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