Re: [FFmpeg-user] Directly converting DNGs to MP4

2020-11-22 Thread Phil Rhodes via ffmpeg-user
On Sunday, 22 November 2020, 10:37:29 GMT, Paul B Mahol wrote: > There is a solution, but I gave up teaching unteachable. I'm torn between knowing that there's almost no meaningful way to respond to this, and feeling that Mahol's continued, completely unnecessary unpleasantness must

[FFmpeg-user] HW 8bit to 10bit conversion

2020-11-22 Thread Andy Sheimo
Is it possible in a full hardware pipeline i.e. -hwaccel either nvidia or intel(qsv) to convert a video from 8bit to 10bit. Currently we get errors: Impossible to convert between the formats supported by the filter 'Parsed_null_0' and the filter 'auto_scaler_0' Error reinitializing filters!

[FFmpeg-user] Copying MP4 Stream

2020-11-22 Thread Rainer Dorsch via ffmpeg-user
Hi, I am recording an MP4 stream using ffmpeg -i rtsp:///Streaming/Channels/1 -r 20 -vcodec copy -an -t 3600 name.mp4 The first few seconds are always garbage. I assume because there is no keyframe in the stream, right when the recording starts. Recoding with -vcodec libx264 does not show

Re: [FFmpeg-user] Directly converting DNGs to MP4

2020-11-22 Thread Paul B Mahol
On Sun, Nov 22, 2020 at 11:35 AM Michael Koch wrote: > Am 08.11.2020 um 18:12 schrieb ZEITFELD: > > > > > > Hello nice girls ans guys! > > > > I have a highspeed camera that records raw data to DNG files. Now I try > > to have the fastest possible preview video of what is recorded. I > >

Re: [FFmpeg-user] Directly converting DNGs to MP4

2020-11-22 Thread Michael Koch
Am 08.11.2020 um 18:12 schrieb ZEITFELD: Hello nice girls ans guys! I have a highspeed camera that records raw data to DNG files. Now I try to have the fastest possible preview video of what is recorded. I succeeded using the GPU via FFMPEG, which is absolutely the fastest way I found until