OpenFX (OFX)

An open standard for visual effects plugins, widely supported in compositing software. It defines a C API for writing plugins (e.g., for Nuke, Natron) that perform image and video processing tasks.

Link

• Visit resource

Related resources

• VQA² (Visual Question Answering for Video Quality Assessment)ACM MM 2025 paper and code for VQA²-Assistant, a unified video/image quality scoring and interpretation model.
• ExifToolGold-standard metadata tool reading/writing 30,000+ tags across hundreds of formats including video containers.
• VQEG Software ToolsVideo Quality Experts Group's curated index of academic/industry video quality assessment software tools and research collaboration hub.
• A Gamut-Mapping Framework for Color-Accurate Reproduction of HDR ImagesAcademic paper (Sikudova et al.) proposing a gamut-mapping framework for color-accurate HDR image reproduction.
• SparseSync: Audio-Visual Synchronisation with Trainable SelectorsBMVC 2022 Spotlight paper and code for sparse-in-space-and-time audio-visual sync detection.
• 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.