EBU-TT Live Interoperability Toolkit

Description

Toolkit for implementing and testing EBU-TT Live, a subtitle standard used for live broadcast streaming across multiple platforms.

URL

• Visit resource

Related resources

• SubalignerAutomatic subtitle synchronization tool using deep neural networks and forced alignment, with translation support.
• Normalize-AudioBatch EBU R128 loudness normalization tool for MKV files via ffmpeg, preserves video stream and caches loudness analysis.
• whisper-subtitlesAccessibility-focused local subtitle generation using Whisper+OpenVINO, targeting hearing-impaired users across 99 languages.
• KSQI: Knowledge-driven Streaming Quality IndexKnowledge-driven QoE model for adaptive streaming video with implementations of multiple objective QoE models, companion to arXiv:1911.0794…
• ExifToolGold-standard metadata tool reading/writing 30,000+ tags across hundreds of formats including video containers.
• Evaluating Video Quality Metrics for Neural and Traditional Codecs (4K/UHD-1)Academic comparison of VMAF, AVQBits, and FasterVQA no-reference quality metrics on 4K content.
• Bitrate Ladder Construction via Transfer Learning and Spatio-Temporal FeaturesML-based bitrate ladder optimization achieving 94.1% complexity reduction at only 1.71% BD-rate cost using transfer learning.
• VMAF-torchPyTorch reimplementation of VMAF metric, GPU/gradient-friendly for use in learned codec optimization loops.
• CompressedVQA: Full/No-Reference VQA for Compressed UGC VideoICME 2021 grand challenge-winning full-reference and no-reference video quality models for compressed user-generated content.
• 2BiVQA: Double Bi-LSTM No-Reference Video Quality AssessmentNo-reference VQA model for UGC video using double Bi-LSTM, companion code to arXiv:2208.14774.