first, since my rawvideo input is YV12 and there's no such pix_fmt, yuv420p without vtag results with a blue-pink video output. second, before vtag supported input files, i had to convert the file first to avi with -vcodec copy, and then convert it to mpeg4 or something, which takes forever.
i think this thread could shed some light on this matter (last message is the most important i think): http://ffmpeg-users.933282.n4.nabble.com/convert-YV12-stream-to-ProRes-td4665890.html Roee. 2015-04-02 17:53 GMT+03:00 tim nicholson <[email protected]>: > On 02/04/15 15:22, Roee Kashi wrote: > > Hi, > > > > with the older ffmpeg version (described earlier), my command line looks > > like this: > > "ffmpeg.exe -f rawvideo -vcodec rawvideo -s 704x576 -r 25 -pix_fmt > yuv420p > > -vtag YV12 -i raw.yuv -f avi -qscale 0 out.avi" > > Ahh, so you are using the pix_fmt to specify the input... > > What happened on the older version if you left the -vtag off? I think > its always only been an output only option, and istr a patch to fail > options put in the wrong place. > > What happens if you move the option to the output side on a current build? > > > > > with newer version, the output of the same command is: > > [...] > > > -- > Tim. > Key Fingerprint 38CF DB09 3ED0 F607 8B67 6CED 0C0B FC44 8B0B FC83 > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
