On Sat, Jun 13, 2015 at 8:24 PM, Moritz Barsnick <[email protected]> wrote:
> On Sat, Jun 13, 2015 at 19:17:51 -0400, En Figureo Canal wrote: > > Noticed that, after Henk's reply, if I use -vcodec copy then the output > > will "copy" the source video's attribute (-vb, size, etc...), but, if I > > really need to set the video rate (-vb) then I need to specify the codec > > needed to encode the new video. > > No, it does not copy the attributes (those are very had to duplicate), > it copies the stream without reencoding. You wouldn't even need libx264 > for that. > > <http://ffmpeg.org/mailman/listinfo/ffmpeg-user> > I understand I don't need libx264 but, when I tried it like this: ffmpeg -i video.mp4 -vcodec copy -vb 1024k -f flv rtmp://ip/live/test the output rate was the original video rate at 4M But, if I do this: ffmpeg -i video.mp4 -vcodec libx264 -vb 1024k -f flv rtmp://ip/live/test the output rate is at 1M but video freezes. _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
