User's Manual

123
8.10 Phone>Video
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Sections Description
MediaFeedback z NACK:Enabledittofiltermosaic.
z Tmmbr: Send the maximum temporary rate request.
Disabledbydefault.
H264Settings H264:Avideostreamcompressionstandard.Differentfrom
H263, it provides an approximately identical level of video
streamqualitybutahalfbitrate.Thistypeofcompressionis
sometimescalledMPEG4part10.
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TosetupcorrespondingH264videoparameters.
z H264Profile:Thereare4modesBase
ǃMainǃHighǃ
Extendprofile.Differentprofilesmakesdifferentcoding
functionandvideoquality.
z H264 Level: Different profiles has corresponding Level
value.
z IDR Interval:IDR means Instantaneous Decoding
Refresh.Itisusedtocontroltheprocessofcodingand
decoding.