On 4/4/16, Martin Vignali <martin.vign...@gmail.com> wrote: > 2016-04-03 17:38 GMT+02:00 Paul B Mahol <one...@gmail.com>: > >> On 4/3/16, Martin Vignali <martin.vign...@gmail.com> wrote: >> > 2016-04-03 17:12 GMT+02:00 Paul B Mahol <one...@gmail.com>: >> > >> >> On 4/3/16, Martin Vignali <martin.vign...@gmail.com> wrote: >> >> > Hello, >> >> > >> >> > In attach a patch in order to add support for exr Tile (One Level) >> >> > >> >> > Some samples can be found here : https://we.tl/IC4XTrEJf4 >> >> > Theses samples can also be add to ./fate-suite/exr/ >> >> > (i will make a fate test soon). >> >> > >> >> > Details of the sample files : >> >> > rgb_tile_half_raw_12x8.exr : uncompress half float file, in tile >> >> > (only >> >> one >> >> > tile in the file) >> >> > rgb_tile_float_raw_12x8.exr : uncompress float file, in tile (only >> >> > one >> >> tile >> >> > in the file) >> >> > rgb_tile_float_raw_150x130.exr : uncompress float file, in tile >> >> > (multiple >> >> > tile in the file) >> >> > >> >> > In this patch, compression in tile is not enabled. (i will make new >> >> patchs >> >> > for that after making more tests) >> >> > >> >> > I tried to keep the most code common with the scanline mode (reason >> why, >> >> > scanline code part have had some modifications). >> >> > Tile data are reorganized, to be more like scanline uncompress data. >> >> > >> >> > Pass fate-exr tests. >> >> > >> >> > More information about tile in exr can be found here : >> >> > http://www.openexr.com/TechnicalIntroduction.pdf >> >> > >> >> > Comments welcome. >> >> > >> >> > Martin >> >> > Jokyo Images >> >> > >> >> >> >> Pushed. Note that tile with PIZ compression crashes >> > > In tile : > RLE, ZIP1, ZIP16, PXR24 will work fine without modification, because they > don't use s->xdelta (the datawindow width) > > PIZ, B44, B44A, use s->xdelta, so now, they will have some trouble for > datawindow bigger than tile size in X. > > I will make a patch soon, for this. > > Can you send me your PIZ sample who make ffmpeg crash to check (with > wetransfer or something similar) ?
Its standard sample available in openexr-images-1.7.0/Tiles/GoldenGate.exr available from OpenEXR site. > > Thanks by advance > > Martin > Jokyo Images > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
