On Sun, Feb 11, 2024 at 8:50 PM Mark Filipak <markfilipak.i...@gmail.com> wrote:
> On 11/02/2024 14.28, Paul B Mahol wrote: > > On Sun, Feb 11, 2024 at 7:12 PM Mark Filipak <markfilipak.i...@gmail.com > > > > wrote: > > > >> On 11/02/2024 13.09, Bouke / Videotoolshed wrote: > >>> So do you, so why ask the question? > >>> Now go away! > >> > >> I do not know the answer. > >> > > > > In most cases you will get in most times different results for those 2 > > variants. > > Help me to understand, Paul. > > If '-ss' precedes '-i', then one set of code is run, but if '-i' precedes > '-ss', then a differing > set of code is run. > > Is that statement correct? > Yes, such statement is correct. > > > Only for perfect containers and perfect implementations it will give same > > result in every case. > > Well, I wish I knew how to test whether the M2TS that's on disc is a > perfect stream, and if not, how > to fix it before doing any trimming. > Real seeking (-ss before -i) in M2TS with libavformat is not always frame-accurate. Answering if it can be made frame-accurate is beyond my current knowledge. > > Aside: Though the actual source file is called 00305.m2ts, it appears to > have only a program stream > (PS); it does not contain a TS header. I checked other M2TS files on other > discs. None of them > actually have TSs. > > Regards, > Mark. > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".