Media Transcoding Device for Mobile Video Monitoring
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current mobile networks face challenges in accommodating various bandwidth standards and require media transcoding to adapt video streams for different network conditions, while users lack knowledge of necessary parameters like resolution factor and code rate, making it difficult to provide compatible video monitoring services across different mobile network standards.
Innovation Solution
A system and method that utilize a media transcoding device configured with video transcoding parameters for various mobile network standards, querying and transforming media streams from a fixed network stream media server to output compliant streams to mobile clients, enabling video monitoring across different network standards and locations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If media transcoding device is added to transform video code streams for mobile network, then video monitoring compatibility across different network standards is improved, but device complexity increases
Solution Approach 1:
A media transcoding device is introduced as an intermediary component between the fixed network video monitoring system and mobile networks. This device receives high code rate/high resolution video streams from the fixed network, transcodes them according to the specific requirements of different mobile network standards (such as 3G, 4G, and various bandwidth configurations), and outputs compatible video streams to mobile terminals. The transcoding device acts as a bridge that resolves the incompatibility between fixed network video formats and mobile network constraints without requiring changes to either the fixed network infrastructure or mobile terminals.
2Adaptability or versatility
If multiple network standards are supported with different transcoding parameters, then adaptability to various mobile networks is improved, but configuration complexity increases
Solution Approach 1:
The media transcoding device implements support for multiple mobile network standards by dynamically changing transcoding parameters based on the target network type. Different mobile network standards have specific requirements for video code rate, resolution, frame rate, and encoding formats. The device maintains a set of pre-configured parameter profiles for various network standards (such as 3G with specific bandwidth constraints, 4G with higher bandwidth capacity, and different QoS requirements). When a transcoding request arrives, the device automatically selects and applies the appropriate parameter set corresponding to the target network standard, enabling flexible adaptation without manual reconfiguration for each network type.
3Ease of operation
If automatic adaptation to network bandwidth is implemented, then ease of operation is improved, but automation complexity increases
Solution Approach 1:
The system implements automatic adaptation to network bandwidth conditions through a feedback mechanism. The media transcoding device receives information about the mobile terminal's network capabilities, current bandwidth availability, and quality of service requirements. Based on this feedback information, the device automatically adjusts the transcoding parameters in real-time to optimize video stream quality for the specific network conditions. This allows the system to adapt to varying network environments (such as switching between 3G and 4G networks, or dealing with bandwidth fluctuations) without requiring user intervention, while maintaining appropriate video quality within the constraints of the available network resources.
Data Source
Figure 1~2
Figure 3
Figure 4
AI summary
The present invention discloses a method and a system for implementing video monitoring by a mobile terminal, and said method includes a mobile client sending a request for on-demand of a monitoring front end to a media transcoding device directly or through a mobile stream media relay, the media transcoding device receiving said request, then requesting a media code stream of said monitoring front end from a fixed network stream media server, and transcoding and outputting the received media code stream, wherein the media transcoding device presets video transcoding parameters corresponding to various mobile network standards, thereby implementing video monitoring of mobile terminals of various standards. The method and the system of the present invention can support to perform the on-demand of a monitoring front end of the fixed network by the mobile clients of various mobile network standards, and extend the video monitoring of fixed network to the mobile video monitoring, thereby complying with a trend of convergence of the fixed network and the mobile network.