video grain
[ˈvɪdioʊ ɡreɪn]
nounpl: video grains
granulação de vídeo
1. Visible noise or speckled pattern in video footage, similar to film grain in photography, typically caused by low light conditions, high ISO settings, or video compression artifacts
The low-light scene had noticeable video grain that gave it a more cinematic feel.
A cena com pouca luz tinha uma granulação de vídeo visível que lhe dava um aspecto mais cinematográfico.
2. The deliberately added or preserved grainy texture in video production for aesthetic or stylistic purposes
The filmmaker intentionally added video grain to the footage to evoke a retro documentary style.
O cineasta intencionalmente adicionou granulação de vídeo às imagens para evocar um estilo documental retrô.
3. Digital artifacts or noise present in video files due to compression or poor quality encoding
The heavily compressed video stream exhibited excessive grain throughout the playback.
O fluxo de vídeo altamente comprimido exibia granulação excessiva durante toda a reprodução.
Video grain is a technical term primarily used in professional film, television, and digital media production. In contemporary digital filmmaking, grain is often applied intentionally as a stylistic choice to evoke authenticity, nostalgia, or an indie film aesthetic. Brazilian cinematographers and video editors use 'granulação de vídeo' in technical discussions, while content creators may colloquially refer to it as 'ruído' (noise). The term has become increasingly relevant with the rise of streaming platforms and discussions about video quality standards.
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