Am Mo., 22. Juni 2020 um 19:40 Uhr schrieb Gautam Ramakrishnan <[email protected]>: > > On Mon, Jun 22, 2020 at 8:07 PM Carl Eugen Hoyos <[email protected]> wrote: > > > > > > > > > Am 22.06.2020 um 12:42 schrieb Moritz Barsnick <[email protected]>: > > > > > >> On Mon, Jun 22, 2020 at 12:47:11 +0530, Gautam Ramakrishnan wrote: > > >> On Mon, Jun 22, 2020 at 12:38 PM Carl Eugen Hoyos <[email protected]> > > >> wrote: > > >>>> Am 22.06.2020 um 07:32 schrieb Gautam Ramakrishnan > > >>>> <[email protected]>: > > >>>> JPEG2000 uses .pgx format for conformance testing. Is it a good idea > > >>>> to allow the ffmpeg native decoder to have an option to dump .pgx > > >>>> files? > > >>> I believe it would be more useful if FFmpeg could read pgx files. > > >> So could a new Codec be created for reading and writing pgx files? > > > > > > Actually, probably a very simple demuxer/muxer, as the payload seems > > > to be uncompressed/raw. > > > > Most likely a decoder as for pnm or tga.
> I shall work on this. The format seems really simple. However, > how do I make the encoder write multiple files and the decoder > read multiple files? Each component would map to one .pgx file. You only read one of the files at a time, the extractplanes filter can be used to compare the content. Carl Eugen _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
