androidx.media3.muxer

Kotlin |Java

Annotations

`Mp4Muxer.FileFormat`	The specific MP4 file format.
`Mp4Muxer.LastSampleDurationBehavior`	Behavior for the duration of the last sample.

Interfaces

`AnnexBToAvccConverter`	Converts a buffer containing H.264/H.265 NAL units from the Annex-B format (ISO/IEC 14496-14 Annex B, which uses start codes to delineate NAL units) to the avcC format (ISO/IEC 14496-15, which uses length prefixes).
`ByteBufferAllocator`	A memory allocator for `ByteBuffer`.
`Mp4Muxer.Mp4AtFileParameters.CacheFileProvider`	Provides temporary cache files to be used by the muxer.
`Muxer`	A muxer for producing media container files.
`Muxer.Factory`	Factory for muxers.

Classes

`BufferInfo`	Contains metadata of a sample `ByteBuffer`.
`FragmentedMp4Muxer`	A muxer for creating a fragmented MP4 file.
`FragmentedMp4Muxer.Builder`	A builder for `FragmentedMp4Muxer` instances.
`Mp4Muxer`	A muxer for creating an MP4 container file.
`Mp4Muxer.Builder`	A builder for `Mp4Muxer` instances.
`Mp4Muxer.Mp4AtFileParameters`	Parameters for `FILE_FORMAT_MP4_WITH_AUXILIARY_TRACKS_EXTENSION`.
`MuxerUtil`	Utility methods for muxer.

Exceptions

MuxerException

Thrown when a muxer failure occurs.

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Last updated 2025-06-04 UTC.