On Sun, 16 Nov 2003 09:47:07 -0800 (PST) "Steven M. Schultz" <[EMAIL PROTECTED]> wrote:
> > On 15 Nov 2003, Florin Andrei wrote: > > > On Thu, 2003-11-06 at 16:46, Steven M. Schultz wrote: > > > To get 'I' frame only encoding I thought the method was to > > > specify the min and max GOP size to be 1. > > > > An MPEG2 stream with I-frames only... wouldn't that be something > > slightly similar to MJPEG? > > Similar is concept yes. Both are lossy compression methods. > > The I frame only encoding is functional now (in the cvs version > of mpeg2enc). I was experimenting last night on the file I use > for testing purposes > > The original file is 1555440000 bytes and the I frame only > .m2v file (mpeg2enc -f 8 -E -10 -g 1 -G 1 -2 1 -q 6 -K kvcd) > came out to be 392705279 bytes (average bitrate 7263Kb/s with > an average I frame size of 30296 bytes). > > Nice thing about a GOP size of 1 is that editing is trivial :) > How much bigger is a I-frame only DVD mpeg then one with B-frames ------------------------------------------------------- This SF. Net email is sponsored by: GoToMyPC GoToMyPC is the fast, easy and secure way to access your computer from any Web browser or wireless device. Click here to Try it Free! https://www.gotomypc.com/tr/OSDN/AW/Q4_2003/t/g22lp?Target=mm/g22lp.tmpl _______________________________________________ Mjpeg-users mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/mjpeg-users
