Difference between I-frame and IDR-frame in x264enc encoder

Johan Peerbolte jpeerbolte at actistream.com
Fri Dec 28 13:09:37 PST 2012

Maybe you can read 

"[x264-devel] the difference between IDR and I frames"

an 2006 thread on x264-devel list


Le 28 déc. 2012 à 20:26, arpita banerjee <reachtoarpi at gmail.com> a écrit :

> Please reply..
> On Tue, Dec 18, 2012 at 5:13 PM, arpita banerjee <reachtoarpi at gmail.com> wrote:
>> I know the difference between I and IDR frame in H.264. But, in
>> x264enc's source code I saw two different constants for I and IDR
>> frame  X264_TYPE_I ,  X264_TYPE_IDR respectively.
>> Could someone explain me is there any IDR frame by default in x264enc
>> or all I-frames are actually  IDR frames in case of x264enc?
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