Sobre os arquivos VOB
Objeto de Vídeo DVD
Container usado em DVDs Video. Contém vídeo MPEG-2, áudio (AC3/DTS/PCM), legendas e menus interativos. Padrão de fato para DVDs físicos desde 1995.
Família
Video Files
Extensão
.vob
Tipo MIME
video/dvd, video/mpeg
Pode ser usado como
COMO NASCEU O
FORMATO VOB.
VOB — Video OBject — is the container the DVD Forum chose for DVD-Video when the format launched commercially in 1997. Every DVD’s VIDEO_TS folder contains a series of .vob files, each up to 1 GB, holding MPEG-2 video, up to 8 AC-3 audio tracks, subtitle streams, and menu navigation commands. A typical feature film spans 3-7 VOB files.
Extracting or editing VOBs became a cottage industry during the DVD piracy era (1999-2005). Tools like DVD Decrypter, Shrink, and HandBrake could "rip" a DVD by reading VOBs (after breaking CSS copy protection) and re-encoding to DivX/XviD AVI. Today VOBs appear mostly as intermediate files when someone rips a physical DVD to digital — a dying occurrence now that streaming has largely replaced disc purchase.
CURIOSIDADES E
FATOS INTERESSANTES.
Every DVD's VIDEO_TS folder contains one or more .vob files — each capped at 1 GB to match FAT32 filesystem limits of the 1997 era.
A 2-hour DVD movie is typically split across 3 VOB files: 1 GB + 1 GB + ~800 MB.
VOBs are technically MPEG Program Streams with a DVD-specific layer on top for menus and multi-angle shots.
The notorious DeCSS program (1999) unlocked VOB files from CSS copy protection — the landmark DMCA court cases were about VOB decryption.
Modern Blu-ray replaced VOB with MPEG Transport Stream (.m2ts) in a BDMV/STREAM folder structure.
VANTAGENS E
LIMITAÇÕES.
Vantagens
- Universal DVD support on every player ever made.
- Carries multiple audio tracks, subtitles, and menus in one container.
- Mature tooling ecosystem for extraction and editing.
Limitações
- Hard 1 GB file-size cap forces multi-file splits.
- MPEG-2 compression is 2-3× larger than modern codecs.
- Tied to CSS copy protection — decryption was once illegal.
- Disc-era format; streaming replaced DVDs for most users.
Tamanhos típicos de arquivo
Single VOB segment
~1 GB (capped)
2-hour DVD movie (full VIDEO_TS)
4-7 GB
Especificações técnicas
- MIME type
- video/dvd
- Extension
- .vob
- Container
- MPEG-2 Program Stream with DVD extensions
- Video codec
- MPEG-2
- Audio codecs
- AC-3, DTS, MPEG audio, LPCM
CONVERTER A PARTIR DE
VOB
Casos de uso comuns
DVD ripping, legacy video
Formatos relacionados
Comparativos populares
VOB vs MP4
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VOB vs PNG
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VOB vs WEBP
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VOB vs GIF
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VOB vs BMP
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Conversões populares de VOB
Os destinos mais procurados ao converter arquivos VOB.
Perguntas frequentes sobre VOB
Perguntas frequentes
VOB (DVD Video Object) is a video container formato that bundles one ou more video streams, audio tracks, e optional subtitles em a single file. The container formato determines how metadata is organised e which codecs can live inside; the visual quality itself depende de the codec (H.264, H.265, VP9, AV1) em vez de the VOB wrapper. It is part of the video arquivos family.
VLC, MPV e PotPlayer reproduzir nearly every VOB arquivo on desktop. Browser support varies: moderno Chromium, Firefox e Safari reproduzir common containers via the HTML5 <video> tag, mas niche VOB variants may fail. If a device refuses your VOB, converter to MP4 com our VOB to MP4 converter para universal playback.
Upload your VOB to KaijuConverter e pick MP4, MOV, MKV, WebM, ou any other target. Our pipeline uses FFmpeg under the hood e stream-copies when codecs are compatível (no quality loss) ou transcodes at alta-quality defaults otherwise. Conversion runs server-side; both arquivos delete within two hours.
Only when the target requires re-encoding. If the codecs inside VOB match what the target container supports, FFmpeg stream-copies the streams e the output is bit-identical para o source. Transcoding uses transparente quality defaults (CRF 20–23 H.264) e produces output indistinguishable de the original at normal viewing distance.