3 ms·
> Doing it on the network means that the transcode is happening multiple times, which can result in playback issues if you get a source segment from two differe
by Veratyr 10y ago
> Doing it on the network means that the transcode is happening multiple times, which can result in playback issues if you get a source segment from two different transcodes.
Not necessarily. H.264 Annex G specifies a way to encode lower quality subset bitstreams in a higher quality bitstream. Drop some packets and bam, you've got a lower quality stream.
AAC specifies something similar for audio.
- wesleytodd 10y agoLink to that spec?
- Veratyr 10y agoAccess to codec specs is unfortunately rather difficult. Wikipedia has a lot of information and some links that may be useful: https://en.wikipedia.org/wiki/Scalable_Video_Coding https://en.wikipedia.org/wiki/Scalable_Video_Coding