Re: [FFmpeg-devel] JPEG2000 multiple SOC and SIZ

2019-07-01 Thread Michael Niedermayer
On Sun, Jun 30, 2019 at 05:04:38PM +0500, Anton Novikov wrote: > When I truncate the packet at next SOC, I get: > [jpeg2000 @ 0x55ce0298aa40] SIZ > [jpeg2000 @ 0x55ce0298aa40] SIZ width=2056 height=2168 tile_width=2056 > tile_height=2168 tile_offset_x=0 tile_offset_y=0 xtiles=1 ytiles=1 > [jpeg2000

Re: [FFmpeg-devel] JPEG2000 multiple SOC and SIZ

2019-06-30 Thread Anton Novikov
When I truncate the packet at next SOC, I get: [jpeg2000 @ 0x55ce0298aa40] SIZ [jpeg2000 @ 0x55ce0298aa40] SIZ width=2056 height=2168 tile_width=2056 tile_height=2168 tile_offset_x=0 tile_offset_y=0 xtiles=1 ytiles=1 [jpeg2000 @ 0x55ce0298aa40] SIZ Rsiz=0x8040 2056 2168 [jpeg2000 @ 0x55ce0298aa40]

Re: [FFmpeg-devel] JPEG2000 multiple SOC and SIZ

2019-06-30 Thread Paul B Mahol
On 6/30/19, Anton Novikov wrote: > Hi everyone, > I'm reversing the recent version of r3d file format, and have encountered a > JPEG2000-related thing. > I've got a memory dump of something that seems to be JPEG2000, and modified > ffmpeg to consume it. The log follows: > [r3d @ 0x558d304077c0] te

[FFmpeg-devel] JPEG2000 multiple SOC and SIZ

2019-06-30 Thread Anton Novikov
Hi everyone, I'm reversing the recent version of r3d file format, and have encountered a JPEG2000-related thing. I've got a memory dump of something that seems to be JPEG2000, and modified ffmpeg to consume it. The log follows: [r3d @ 0x558d304077c0] test [r3d @ 0x558d304077c0] error reading end at