2021 MSU Codec Study Subjective Results

The Visionular Aurora1 AV1 encoder beat all AV1 implementations for the third year in a row using both subjective and objective quality metrics. Aurora1 beat all encoder implementations for the quality and efficiency use-case based on subjective viewing evaluation. Aurora1 enables services to save more than 60% compared to x265 reference encoder while maintaining perceptually identical visual quality. The annual Moscow State University Codec Study completed by the Graphics and Media Lab Video Group represents the best round up of video codec implementations in the video streaming and delivery industry. Video encoding engineers worldwide rely on this comprehensive and objective study to guide their...

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MSU Codec Study Full HD 2020 Results

The Visionular Aurora1 AV1 encoder beat all AV1 implementations for the second year. Aurora1 proved to be twice as efficient as x264. Using the Aurora1 AV1 encoder, video services can move to the royalty-free AV1 codec standard without incurring burdensome operational costs. Aurora1 enables services to save more than 50% on their delivery bitrate while maintaining the same visual quality. The annual Moscow State University Codec Study completed by the Graphics and Media Lab Video Group represents the best round up of video codec implementations in the video streaming and delivery industry. Video encoding engineers worldwide rely on this comprehensive and objective study to guide their codec selection...

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2019 MSU Codec Study Full HD & 4K

The Visionular Aurora1 AV1 encoder proved much more efficient than x264, requiring nearly half the encoding bitrate to reach the same YUV-SSIM metric. This was achieved with an additional compute time of just 35%. With the Aurora1 AV1 encoder, services can be confident to move to the advanced AV1 codec standard without incurring overly burdensome operational costs. Aurora1 enables services to save 50% on their delivery bitrate while maintaining the same visual quality. The annual MSU codec study has become an important competitive marker for video codec and encoding technology developers. Though most all commercial video service companies and operators...

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