On Sat, Aug 19, 2023 at 02:03:15PM +0200, Luigi Baldoni wrote: > Hello everyone, > last year I replaced my old RTL2832U/R820T DVB-T dongle (which worked > perfectly) and replaced it with a Hanftek Astrometa (RTL2832/CXD2837ER) > DVB-T2 one and my troubles started. > Every channel I tune to shows a periodic glitch, as per included sample. > > I tried the following things: > * connected a regular TV set to the same antenna cable and the picture looks > fine > * replaced the usb cable > * switched distros (from debian to arch) > * installed a current kernel snapshot > * replaced the minipc on which it's installed > * used usbip to access the hardware from my desktop machine and tested > it directly with vlc, mpv and kaffeine: at best the stream was glitchy > and at worst the app crashed > * toggled every parameter available for each involved module > * ran tzap directly > > None of the above made the slightest difference, therefore I'm asking you > if there's something I might have overlooked or if this is truly a bug. > > Video sample here, captured with tzap: > https://www.mediafire.com/file/qantvq916uy7o4k/rai1hd.ts/file > https://www.4shared.com/s/folTulDcljq > (also Cc: RTL2832 and media subsystem maintainers) What kernel version are you running? Also, can you try with different dongle (ideally with different chipset)? Thanks. -- An old man doll... just what I always wanted! - Clara
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