Re: [FFmpeg-user] Packet corrupt on cut, notice on concat

2024-02-18 Thread Greg Oliver
On Sun, Feb 18, 2024, 11:04 AM Mark Filipak wrote: > On 18/02/2024 11.53, Gyan Doshi via ffmpeg-user wrote: > > On 2024-02-18 09:59 pm, Mark Filipak wrote: > >> On 18/02/2024 05.09, Gyan Doshi wrote: > >>> > >>> Add -mpegts_flags +initial_discontinuity to get rid of the corrupt > packet messages.

[FFmpeg-user] How to have dynamic FPS to only capture changes in i-frame

2024-02-18 Thread Rocky Ji
Hi, I have to record lectures to preserve quality (i.e. legibility of letters) and reduce file size, both to maximum possible extent. In our lectures, only 2 things happen - either tutor is full screen or the slides are fullscreen. Obviously, there is no time pattern when slides come and when tea

Re: [FFmpeg-user] Packet corrupt on cut, notice on concat

2024-02-18 Thread Gyan Doshi via ffmpeg-user
On 2024-02-18 09:59 pm, Mark Filipak wrote: On 18/02/2024 05.09, Gyan Doshi wrote: Add -mpegts_flags +initial_discontinuity to get rid of the corrupt packet messages. This may or may not get rid of the glitches. Regards, Gyan Hey, Gyan, No effect whatsoever. Same message, same glitches

Re: [FFmpeg-user] Packet corrupt on cut, notice on concat

2024-02-18 Thread Gyan Doshi
On 2024-02-18 01:52 pm, Mark Filipak wrote: I don't know how "DTS" became "000". Sorry. It's 3AM and I'm a little punchy. I found the problem. FFmpeg is corrupting the last B-frame at the end of cuts. It shows up during subsequent concatenation. Why it's happening is unknown of course. Th

[FFmpeg-user] Packet corrupt on cut, notice on concat

2024-02-18 Thread Mark Filipak
I don't know how "DTS" became "000". Sorry. It's 3AM and I'm a little punchy. I found the problem. FFmpeg is corrupting the last B-frame at the end of cuts. It shows up during subsequent concatenation. Why it's happening is unknown of course. There is no workaround that I can conceive of. --M

[FFmpeg-user] Packet corrupt on cut, notice on concat

2024-02-18 Thread Mark Filipak
I found the problem. FFmpeg is corrupting the last B-frame at the end of cuts. It shows up during subsequent concatenation. Why it's happening is unknown of course. There is no workaround that I can conceive of. --Mark. 000 PTS video 1 video 2 < 504197456 504204