Video formats
Browser media support, smoothness and power use are separate questions
A browser being able to decode a format does not by itself establish smooth playback or low power use for the intended configuration.
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Video formats journal articles — page 2
Choose a practical article about video formats. These topic indexes complement the six-article journal pages.
16 guides · Page 2 of 3
Video formats
Pixel dimensions do not always describe the intended picture shape
Sample aspect ratio and display aspect ratio describe different properties.
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A sideways video can involve rotation metadata rather than phone orientation
The device's held orientation and a video's stored rotation information are separate.
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Interlaced field rate is not the same as progressive frame rate
A mode label can count fields rather than complete progressive frames.
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A rounded24fps label can hide a fractional-rate distinction
23.976fps and24fps are distinct rates.
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AVIF image support is not a sustained AV1 video test
A still-image format and a video decoding workflow can share coding technology while exercising different requirements.
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