mediacommon

Definitions and functions shared between gortsplib, gohlslib and MediaMTX, in particular:

• Codec utilities
• Format utilities
• Bit reader and writer

Specifications

name	area
ISO 13818-2, Generic Coding of Moving Pictures and Associated Audio information, Part 2, Video	codecs / MPEG-1/2 Video
ISO 14496-2, Coding of audio-visual objects, Part 2, Visual	codecs / MPEG-4 Video
ITU-T Rec. T-871, JPEG File Interchange Format	codecs / JPEG
ITU-T Rec. H.264 (08/2021)	codecs / H264
ITU-T Rec. H.265 (08/2021)	codecs / H265
VP9 Bitstream & Decoding Process Specification v0.6	codecs / VP9
AV1 Bitstream & Decoding Process	codecs / AV1
ITU-T Rec. G.711 (11/88)	codecs / G711
ISO 11172-3, Coding of moving pictures and associated audio	codecs / MPEG-1/2 Audio
ISO 13818-3, Generic Coding of Moving Pictures and Associated Audio information, Part 3, Audio	codecs / MPEG-1/2 Audio
ISO 14496-3, Coding of audio-visual objects, Part 3, Audio	codecs / MPEG-4 Audio
RFC6716, Definition of the Opus Audio Codec	codecs / Opus
ATSC Standard: Digital Audio Compression (AC-3, E-AC-3)	codecs / AC-3
ISO 14496-1, Coding of audio-visual objects, Part 1, Systems	formats / fMP4
ISO 14496-12, Coding of audio-visual objects, Part 12, ISO base media file format	formats / fMP4
ISO 14496-14, Coding of audio-visual objects, Part 14, MP4 file format	formats / fMP4
ISO 14496-15, Coding of audio-visual objects, Part 15, Advanced Video Coding (AVC) file format	formats / fMP4 + H264 / H265
VP9 Codec ISO Media File Format Binding	formats / fMP4 + VP9
AV1 Codec ISO Media File Format Binding	formats / fMP4 + AV1
Opus in MP4/ISOBMFF	formats / fMP4 + Opus
ETSI TS 102 366	formats / fMP4 + AC-3
ISO 23003-5, MPEG audio technologies, Part 5, Uncompressed audio in MPEG-4 file format	formats / fMP4 + LPCM

Related projects

• MediaMTX
• gortsplib
• gohlslib