Live Video Ingest System Using Neural Super-Resolution
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Solution Overview
Problem
Existing live video streaming systems face limitations in providing high-resolution videos in real-time due to dependencies on the transmission environment and terminal performance, as they struggle to handle insufficient bandwidth and limited encoding capacity at the streamer device.
Innovation Solution
A live video ingest system that samples patches from live video frames and allocates bandwidth for transmitting these patches and the video separately, using a deep neural network-based super-resolution model for online learning to enhance video resolution, thereby overcoming environmental and performance constraints.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If adaptive bitrate streaming is used to optimize user quality of experience, then viewer experience is improved, but the system cannot provide high-resolution live videos in real-time when streamer bandwidth or encoding capacity is insufficient
Solution Approach 1:
The patent introduces a neural network-based super-resolution model as an intermediary processing layer between the streamer and the content distribution server. This intermediary performs super-resolution processing on received video streams, transforming low-resolution videos into high-resolution versions without requiring the streamer to transmit high-resolution content directly. The intermediary handles the computational burden of resolution enhancement, allowing viewers to access high-resolution content even when streamer bandwidth or encoding capacity is limited.
Solution Approach 2:
The patent replaces traditional mechanical bandwidth optimization approaches with neural network-based super-resolution technology. Instead of relying solely on increasing transmission bandwidth or encoding capacity to achieve high resolution, the system uses AI-driven algorithms to synthetically enhance video resolution. This substitution allows high-resolution video delivery without proportionally increasing infrastructure capacity requirements.
2Manufacturing precision
If high-resolution video transmission is implemented, then video quality is improved, but dependency on streamer transmission environment and terminal performance increases
Solution Approach 1:
The super-resolution model acts as an intermediary that decouples video resolution quality from streamer transmission environment and viewer terminal performance. The model receives video streams at various resolutions from streamers with different transmission capabilities and outputs standardized high-resolution content, insulating both the streamer and viewer from environmental constraints. This intermediary processing layer ensures consistent high-quality output regardless of upstream or downstream performance variations.
Solution Approach 2:
The system dynamically adjusts video resolution parameters based on available bandwidth and processing capabilities. The super-resolution model can process videos at different input resolutions and transform them to target high-resolution output, allowing flexible adaptation to varying transmission conditions. This parameter transformation capability enables high-resolution delivery without requiring fixed high-bandwidth channels throughout the entire transmission path.
3Manufacturing precision
If pre-trained neural network models are used for super-resolution, then video enhancement is achieved, but real-time streaming application is difficult due to model training requirements
Solution Approach 1:
The patent employs pre-trained neural network models that have been previously trained on large datasets of video pairs, eliminating the need for real-time training during streaming. The model weights are prepared in advance through extensive offline training, allowing immediate deployment for real-time super-resolution processing. This preliminary training action removes the computational barrier to real-time application, enabling low-latency video enhancement without requiring complex online learning operations.
Solution Approach 2:
The system uses pre-trained model copies that can be efficiently loaded and executed in real-time. Instead of training models dynamically during streaming, the patent leverages replicated pre-trained model versions that capture optimal super-resolution transformations. These model copies are deployed across the system to process incoming video streams, providing consistent real-time enhancement performance without the computational overhead of ongoing training operations.
Data Source
AI summary
The present disclosure in some embodiments provides a system for and a method of providing a live video in real-time by transmitting the live video and patches which are a fraction of a frame of the live video by allocating and using bandwidth for transmitting the live video and bandwidth for transmitting the patches, respectively, and by subjecting, based on the patches, a deep neural network-based super-resolution model to online learning and thereby super-resolution processing the live video into a super-resolution live video.


