MIME Media Type Sub-Parameter Registries
2003-10-31
2011-06-07
Sub-Parameter Registry video/mpeg4-generic, audio/mpeg4-generic and application/mpeg4-generic
Specification Required
mode=generic
mode=CELP-cbr
mode=CELP-vbr
mode=AAC-lbr
mode=AAC-hbr
mode=rtp-midi
Sub-Parameter Registry for mode=rtp-midi of audio/mpeg4-generic
See sub-registries below
j_sec Values
IETF standards-track document
j_sec=none
j_sec=recj
j_update Values
IETF standards-track document
j_update=anchor
j_update=open-loop
j_update=closed-loop
render Values
Specification Required
render=unknown
render=synthetic
render=null
subrender Values
Specification Required
subrender=default
smf_info Values
Specification Required
smf_info=ignore
smf_info=sdp_start
smf_info=identity
Sub-Parameter Registry for audio/rtp-midi
See sub-registries below
j_sec Values
IETF Standards-track document
j_sec=none
j_sec=recj
j_update Values
IETF Standards-track document
j_update=anchor
j_update=open-loop
j_update=closed-loop
render Values
Specification Required
render=unknown
render=synthetic
render=api
render=null
subrender Values
Specification Required
subrender=default
smf_info Value
Specification Required
smf_info=ignore
smf_info=sdp_start
smf_info=identity
Sub-Parameter Registry for video/raw
See sub-registries below
Color (sub-)sampling
Specification Required
sampling=RGB
sampling=RGBA
sampling=BGR
sampling=BGRA
sampling=YCbCr-4:4:4
sampling=YCbCr-4:2:2
sampling=YCbCr-4:2:0
sampling=YCbCr-4:1:1
sampling=RGB+
sampling=RG+B
sampling=R+GB
sampling=BGR+
sampling=BG+R
sampling=B+GR
Colorimetry
Specification Required
colorimetry=BT601-5
colorimetry=BT709-2
colorimetry=SMPTE240M
Sub-parameter Registry for application/mbox
Specification Required
format=default