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Wednesday, May 3, 2023

OBS Studio 29.1 Provides Help for AV1 Encoding

AV1, the next-generation video codec, is increasing its attain with immediately’s launch of OBS Studio 29.1. This newest software program replace provides help for AV1 streaming to YouTube over Enhanced RTMP.

All GeForce RTX 40 Collection GPUs — together with laptop computer GPUs and the just lately launched GeForce RTX 4070 — help real-time AV1 {hardware} encoding, offering 40% extra environment friendly encoding on common than H.264 and delivering larger high quality than competing GPUs.

AV1 vs. H.264 encode effectivity based mostly on BD-SNR.

This reduces the add bandwidth wanted to stream, a standard limitation from streaming providers and web service suppliers. At larger resolutions, AV1 encoding is much more environment friendly. For instance, AV1 allows streaming 4K at 60 frames per second with 10 Mbps add bandwidth — down from 20 Mbps with H.264 — making 4K60 streaming out there to a wider viewers.

AV1 — The New Commonplace

As a founding member of the Alliance for Open Media, NVIDIA has labored carefully with trade titans in creating the AV1 codec. This work was necessitated by avid gamers and on-line content material creators who pushed the boundaries of previous codecs that had been outlined roughly 20 years in the past. The earlier normal for livestreaming, H.264, normally maxed out with 1080p at 60 fps on the generally used bitrates of 6-8 Mbps, and infrequently produced blocky, grainy photographs.

AV1’s elevated effectivity allows streaming higher-quality photographs, permitting creators to stream at larger resolutions with smoother body charges. Even in network-limited environments, streamers can now reap the advantages of high-quality video shared with their viewers.

Help for AV1 on YouTube comes by way of the current replace to RTMP. The improved protocol additionally provides help for HEVC streaming, bringing new codecs to customers on the present low-latency protocol they use for H.264 streaming. Enhanced RTMP ingestion has been launched as a beta function on YouTube.

Learn to configure OBS Studio for streaming AV1 with GeForce RTX 40 Collection GPUs within the OBS setup information.

Higher Streams With NVENC, NVIDIA Broadcast

GeForce RTX 40 Collection GPUs usher in a brand new period of high-quality streaming with AV1 encoding help on the eighth-generation NVENC. A boon to streamers, NVENC offloads compute-intensive encoding duties from the CPU to devoted {hardware} on the GPU.

Comparability of 4K picture high quality in AV1 livestream1.

Designed to help the trials {of professional} content material creators, NVENC preserves video high quality with the next accuracy than aggressive encoders. GeForce RTX customers can stream higher-quality photographs on the similar bitrate as aggressive merchandise or encode at a decrease bitrate whereas sustaining an analogous image high quality.

NVIDIA Broadcast, a part of the unique NVIDIA Studio suite of software program, transforms any room into a house studio. Livestreams, voice chats and video calls look and sound higher with highly effective AI results like eye contact, noise and room echo removing, digital background and extra.

Comply with NVIDIA Studio on Instagram, Twitter and Fb. Entry tutorials on the Studio YouTube channel and get updates instantly in your inbox by subscribing to the Studio e-newsletter.


1 Supply: 4K60 AV1 encoded video with AMD 7900 XT, GeForce RTX 4080 and Intel Arc 770 with OBS Studio default settings at 12Mbps

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