[x264-devel] Dynamic setting of ratecontrol parameters (bitrate, fps)
Mojtaba Hosseini
Mojtaba.Hosseini at magorcorp.com
Mon Jan 21 16:13:23 CET 2008
Hello,
I'm interested in changing the average output bitrate of the encoder *dynamically*
(in the middle of encoding). From a 2005 post,
http://mailman.videolan.org/pipermail/x264-devel/2005-November/001251.html
Loren states that "There is no way to reinitialize ratecontrol in the middle of an encode".
Looking at the current code, this is still the case with x264_encoder_open() initializing
all ratecontrol parameters that are not really changeable from then on.
My questions are:
Is there any interest in the community for the feature of dynamically changing ratecontrol
parameters (such as bitrate, qp, etc)? Can anyone suggest an elegant approach? (other than
encoder_open() and close() for every change in ratecontrol!).
Any help or suggestion is appreciated.
Mojtaba Hosseini
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