MP4 (MPEG-4 Part 14)
MP4 e o formato de container multimidia mais amplamente utilizado, suportando video, audio, legendas e metadados. E o formato padrao para streaming de video, partilha em redes sociais e reproducao em virtualmente todos os dispositivos.
Tipo MIME
video/mp4
Tipo
Binário
Compressão
Com perdas
Vantagens
- + Universal playback on browsers, phones, TVs, and consoles
- + Supports H.264, H.265, AV1, AAC, subtitles, and chapters
- + Streamable — can start playback before download completes
- + Excellent compression efficiency with modern codecs
Desvantagens
- − Container flexibility means codec support varies by player
- − Some codecs (H.265, AAC) have licensing fees
- − Not ideal for editing — use ProRes or DNxHR for production
Quando usar .MP4
Use MP4 para praticamente todas as necessidades de video: partilha web, redes sociais, streaming e armazenamento. E o formato de video mais universalmente compativel.
Detalhes técnicos
O MP4 utiliza o ISO Base Media File Format com uma estrutura baseada em atoms/boxes. Suporta codecs de video (H.264, H.265, AV1), codecs de audio (AAC, AC-3, Opus), legendas (texto cronometrado), chapters e metadados. O fast-start (atom moov no inicio) permite streaming progressivo.
Histórico
O MP4 foi desenvolvido pelo Moving Picture Experts Group e publicado como ISO/IEC 14496-14 em 2003. Baseia-se no QuickTime MOV da Apple e tornou-se o formato universal de video para web e dispositivos moveis.
Converter de .MP4
Converter para .MP4
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