[FFmpeg-devel] Official status of FFv1?

Lars Täuber lars.taeuber
Mon Mar 22 21:44:09 CET 2010


Hi there!

On Mon, 22 Mar 2010 13:11:24 -0700 Jason Garrett-Glaser <darkshikari at gmail.com> wrote:
> Here's some benches for you, Baptiste.  Source: standard foreman CIF.
> 
> $ ffmpeg -i videos/foreman_cif.y4m -vcodec ffv1 -coder 1 output.avi
> frame=  300 fps= 48 q=0.0 Lsize=   19017kB time=10.01 bitrate=15563.4kbits/s
> ----------+ 1 Jason None 19473662 Mar 22 13:07 output.avi
> 
> $ ffmpeg -i videos/foreman_cif.y4m -vcodec ffv1 -coder 0 output.avi
> frame=  300 fps= 98 q=0.0 Lsize=   19270kB time=10.01 bitrate=15770.5kbits/s
> ----------+ 1 Jason None 19732838 Mar 22 13:10 output.avi
> 
> $ ./x264 videos/foreman_cif.y4m --preset veryfast --qp 0 -o test.h264
> --threads 1
> encoded 300 frames, 75.17 fps, 13583.06 kb/s
> ----------+ 1 Jason None 16995802 Mar 22 13:07 test.h264
> 
> $ ./x264 videos/foreman_cif.y4m --preset veryfast --qp 0 -o test.h264
> --threads 1 --no-cabac;ls -l test.h264
> encoded 300 frames, 161.38 fps, 15550.08 kb/s
> ----------+ 1 Jason None 19457036 Mar 22 13:09 test.h264

So its time to put P-frame support for FFV1 on the GSoC list, isn't it?
Maybe the contribution of suppport for 10bit or 16bit (or weven floating point) colorspaces to ffv1 could be the qualification task?

No, I am not smart enough to do this.

Regards
Lars



More information about the ffmpeg-devel mailing list