On Sat, Feb 13, 2016 at 11:44:04AM +0100, Mats Peterson wrote: > On 02/13/2016 11:40 AM, Mats Peterson wrote: > >On 02/13/2016 11:39 AM, Paul B Mahol wrote: > >>On 2/13/16, Mats Peterson <matsp888-at-yahoo....@ffmpeg.org> wrote: > >>>On 02/13/2016 11:28 AM, Mats Peterson wrote: > >>>>>>Once again, how are we supposed to know how many colors the palette > >>>>>>consists of at the end of avpkt->data? > >>>>> > >>>>>palette size = packet size - width*height > >>>>> > >>>> > >>>>Nope. You have to take the stride in account as well, not just the > >>>>width > >>>>and height, and it varies in nut, depending on whether you use "-vcodec > >>>>copy" or "-vcodec rawvideo". > >>>> > >>>>Mats > >>>> > >>> > >>>And you'll have to calculate the stride by subtracting the palette size > >>>from the packet size, then divide by the height. > >> > >>Nope, pixels outside of width x height are ignored. > >>_______________________________________________ > > > >I need the stride for the alignment to 16 bytes. It's not done for fun. > > > >Mats > > > > And pixels outside of the width are still in the packet, that's > what's called the stride.
just double checked, this is not the case in written pal8 nut files nor does the nut spec say anything about that. [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I have never wished to cater to the crowd; for what I know they do not approve, and what they approve I do not know. -- Epicurus
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