Re: [FFmpeg-user] [Issues with config ffmpeg]

2025-07-14 Thread Carl Zwanzig
On 7/14/2025 12:01 AM, Pragya Vu wrote: I am having trouble with config the ffmpeg when trying to install it. I tried to reinstall gcc, do whatever I found on internet but it just don't work. Is there a particular reason you can't use a pre-built package? That may be a lot easier overall. z!

Re: [FFmpeg-user] out_time_us wrong or strangely inaccurate

2025-07-07 Thread Carl Zwanzig
On 7/4/2025 9:33 AM, thef...@icybiz.com wrote: On 04.07.25 18:15, Ferdi Scholten wrote: Why not use ffprobe? Because I accept user videos and not all clips contain this information: I've also found that more-than-occasionally the metadata is very wrong, like a one hour file which says it's

Re: [FFmpeg-user] dvdsubs

2025-06-26 Thread Carl Zwanzig
On 6/26/2025 2:44 PM, Mark Filipak wrote: Do you have a URL? "Library of Congress"? About subtitles? I want to read it. See my earlier email- On 6/26/2025 10:06 AM, Carl Zwanzig wrote: > https://www.loc.gov/preservation/digital/formats//fdd/fdd000571.shtml > "subtitles

Re: [FFmpeg-user] dvdsubs

2025-06-26 Thread Carl Zwanzig
On 6/26/2025 10:32 AM, Mark Filipak wrote: Z. please stop implying that I don't search for answers. At least an appearance of doing that, the first email of this thread did not; maybe tell us what you found, where, and why it doesn't answer the questions. Even question your own assumptions, l

Re: [FFmpeg-user] dvdsubs

2025-06-26 Thread Carl Zwanzig
On 6/25/2025 7:01 PM, Mark Filipak wrote: The documentation says that dvdsubs are bit mapped. I don't think so. I do think so, as do a lot of other people- https://www.loc.gov/preservation/digital/formats//fdd/fdd000571.shtml "subtitles are stored as Bitmap images," or https://www.afterdawn.c

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-20 Thread Carl Zwanzig
On 6/19/2025 7:55 PM, Mark Filipak wrote: You may have a strange idea of what an operating system is. Ha, ha. You're probably right. I guess I'd say that a real operating system, as opposed to a pseudo operating system or runtime executive, must at least have an interrupt driven, preemptive

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-19 Thread Carl Zwanzig
On 6/19/2025 7:07 PM, Mark Filipak wrote: On 19/06/2025 18.27, Rob Hallam wrote: It is published.  You can compile and distribute it to your heart's content- that's one of the great things about Free software. I'm on Windows. There's no compiler. There are many compilers* for windows, includ

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-19 Thread Carl Zwanzig
On 6/19/2025 4:33 PM, Mark Filipak wrote: Did you see the movie "THE MATRIX"? The pill was the blue pill that evoked conformity. No. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscri

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-19 Thread Carl Zwanzig
On 6/19/2025 6:11 PM, Mark Filipak wrote: On 19/06/2025 18.09, Rob Hallam wrote: The internet runs on Linux. Phones run on Linux. Embedded devices run Linux. Come on, Rob. The Internet doesn't run on Linux any more than companies run on Oracle. And what runs on phones and appliances could h

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-19 Thread Carl Zwanzig
On 6/19/2025 11:44 AM, Mark Filipak wrote: On 19/06/2025 12.16, Carl Zwanzig wrote: On 6/19/2025 3:37 AM, Mark Filipak wrote: Take a pill, Z. what is that supposed to mean? Please answer that. Why would I search for 'ffmpeg "sost"', Z? To find out what it could m

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-19 Thread Carl Zwanzig
On 6/19/2025 3:37 AM, Mark Filipak wrote: I suggest you reread the basic ffmpeg manual at https:// www.ffmpeg.org/ffmpeg.html; it's always good to reread the basics, sometimes useful things pop out afresh. Take a pill, Z. what is that supposed to mean? You folks will never understand a user

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-18 Thread Carl Zwanzig
On 6/18/2025 2:41 PM, Mark Filipak wrote: Z, how am I or anyone to know what "sost#0:2" means? I don't even know what "sost" means. (does that specifically matter? I don't think so.) After that RTFM? (I think you've used -map before so probably understand the concept of stream specifiers.)

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-18 Thread Carl Zwanzig
On 6/18/2025 4:42 AM, Mark Filipak wrote: It fails with a nonsense error message. If you're referring to- [sost#0:2 @ 04c5ec80] Automatic encoder selection failed Default encoder for format mp4 (codec none) is probably disabled. Please choose an encoder manually. [sost#0:2 @

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-17 Thread Carl Zwanzig
On 6/17/2025 10:31 AM, Mark Filipak wrote: On 17/06/2025 13.27, Carl Zwanzig wrote: Consider "Quod Gratis Asseritur, Gratis Negatur"* (or "What is asserted without proof can be denied without proof.") It's your assertion that "It would make sense to automati

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-17 Thread Carl Zwanzig
On 6/17/2025 10:10 AM, Mark Filipak wrote: Any of those might make sense in some circumstances, but always? No. What circumstances, Z? Don't know and it doesn't matter to me, and I'm not doing someone else's homework. Consider "Quod Gratis Asseritur, Gratis Negatur"* (or "What is asserted

Re: [FFmpeg-user] Yes or No? About the processing pipeline.

2025-06-17 Thread Carl Zwanzig
On 6/17/2025 10:01 AM, Mark Filipak wrote: It would make sense to automatically decode to 16-bit rgb444. For you. That was not a 'Yes' or 'No' response. OK then, No. Any of those might make sense in some circumstances, but always? No. Later, z!

Re: [FFmpeg-user] Audio captured via AVFoundation is unusable

2025-06-15 Thread Carl Zwanzig
On 6/14/2025 10:22 PM, FFmpeg via ffmpeg-user wrote: I can only imagine this means they're using a different version of FFmpeg. But perhaps it's due to having something like Rogue Amoeba Loopback installed, or some other application. I tend to doubt it. Would whoever wrote that actually identi

Re: [FFmpeg-user] Rewriting 'fieldmatch' using the State Machine Method

2025-06-11 Thread Carl Zwanzig
On 6/10/2025 6:45 PM, Mark Filipak wrote: Now, you can discount what I write, but you can't discount that you code by trial and error. It's up to you. Everyone "codes" by trial and error and a part of that process is also known as "debugging" - almost nothing more complicated than "Hello worl

Re: [FFmpeg-user] Is FLAC lossless for compression_level > 0?

2025-06-09 Thread Carl Zwanzig
On 6/9/2025 1:17 AM, Reindl Harald wrote: what's wrong with you? Y'know, you could have saved a lot of effort by sending one insulting email instead of six. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo

Re: [FFmpeg-user] Is FLAC lossless for compression_level > 0?

2025-06-08 Thread Carl Zwanzig
On 6/8/2025 5:46 PM, Mark Filipak wrote: That's the so-called specification. I read it. It's vague. Compared to MPEG's specifications, it's quite vague. What's your point? It _is_ the spec for FLAC, no "so-called" about it, and it does not seem that vague to me. Heck, people have actually man

Re: [FFmpeg-user] MP4s (and M4As) for music

2025-06-08 Thread Carl Zwanzig
On 6/8/2025 12:50 PM, Mark Filipak wrote: I will go with FLAC due to endorsement by the US National Archives BTW it took me under 2 minutes to find that; a little more research before asserting things might be productive. z! ___ ffmpeg-user mailin

Re: [FFmpeg-user] MP4s (and M4As) for music

2025-06-08 Thread Carl Zwanzig
On Sun, Jun 8, 2025 at 6:10 PM Mark Filipak < markfilipak.imdb-at-gmail@ffmpeg.org> wrote: Am 08.06.2025 um 19:47 schrieb Mark Filipak: FLAC is not a standard. I don't trust that it will be around in the future. It is, as already covered. The Internet Engineering Task Force is not a

Re: [FFmpeg-user] MP4s (and M4As) for music

2025-06-08 Thread Carl Zwanzig
On 6/8/2025 10:50 AM, Mark Filipak wrote: Thanks, Carl. Who?? We've been over this before. How do I do pcm-in-m4a? You don't, you leave them in well-supported wav files. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.or

Re: [FFmpeg-user] MP4s (and M4As) for music

2025-06-08 Thread Carl Zwanzig
On 6/8/2025 10:43 AM, Mark Filipak wrote: FLAC is not a standard. I don't trust that it will be around in the future. Leave them in PCM then, that'll be around forever. Want them to be smaller? gzip the files; sure, you can't just play those directly, but 'archival' doesn't necessarily also m

Re: [FFmpeg-user] Help Needed with FFmpeg – Audio Quality Issue in Final Output

2025-06-03 Thread Carl Zwanzig
On 6/2/2025 11:21 PM, Milan Koradiya wrote: I would appreciate any guidance or suggestions to help resolve this issue. As mentioned in the mailing list FAQ, please post the complete command and output to the list (not a screenshot, not as an attachment), then we can see what you're doing. h

Re: [FFmpeg-user] Audio captured via AVFoundation is unusable

2025-06-01 Thread Carl Zwanzig
On 6/1/2025 8:27 PM, Huspnet wrote: Mediainfo default response will show that with a command line such as: mediainfo /path/to/mediafile Does that refer to the AVFoundation output? That's what I was referring to. z! ___ ffmpeg-user mailing list ffmp

Re: [FFmpeg-user] Audio captured via AVFoundation is unusable

2025-06-01 Thread Carl Zwanzig
I'm kind of wondering if AVFoundation is lying about the sample rate and delivering 44.1k when you want 48k. Not sure how you would verify that on a Mac. Might also try moving "-ar 48000" to before the "-f" (or remove that altogether and see what comes out). Later, z! __

Re: [FFmpeg-user] Why does the 'detelecine' filter exist?

2025-05-29 Thread Carl Zwanzig
On 5/29/2025 11:35 AM, Mark Filipak wrote:  117 A filtergraph has a textual representation, which is recognized by the  118 @option{-filter}/@option{-vf}/@option{-af} and  119 @option{-filter_complex} options in @command{ffmpeg} and  120 @option{-vf}/@option{-af} in @command{ffplay}, and by

Re: [FFmpeg-user] Why does the 'detelecine' filter exist?

2025-05-29 Thread Carl Zwanzig
On 5/29/2025 9:40 AM, Mark Filipak wrote: I can't "make patches". I'm not a 'C' programmer. HAVE YOU EVEN LOOKED AT THE DOC SOURCE??? Much of the doc is in textinfo format, not in c. but since apparently you haven't looked, you might not know that. Try reading https://git.ffmpeg.org/git

Re: [FFmpeg-user] Why does the 'detelecine' filter exist?

2025-05-29 Thread Carl Zwanzig
On 5/28/2025 9:33 PM, Mark Filipak wrote: On 29/05/2025 00.26, Carl Zwanzig wrote: On 5/28/2025 2:37 PM, Mark Filipak wrote: There are probably extremely few instances where a name would rationally be reused; Name even a single such instance, Carl. Name reuse to a better filter could be

Re: [FFmpeg-user] Why does the 'detelecine' filter exist?

2025-05-28 Thread Carl Zwanzig
On 5/28/2025 2:37 PM, Mark Filipak wrote: There are probably extremely few instances where a name would rationally be reused; Name even a single such instance, Carl. Name reuse to a better filter could be covered by the documentation. Your mission is failed. My challenge was to Carl. Nop

Re: [FFmpeg-user] Why does the 'detelecine' filter exist?

2025-05-28 Thread Carl Zwanzig
On 5/28/2025 12:00 PM, Mark Filipak wrote: By continuing to carry obsolete filters, FFmpeg emasculates itself. How? That makes FFmpeg appear to be chaotic and ties up names that could be, should be reused to better effect. There are probably extremely few instances where a name would rationa

Re: [FFmpeg-user] Benefits from Chroma Upsampling v4l2 8bit 422 to 10bit 422 FFV1 backup?

2025-05-21 Thread Carl Zwanzig
On 5/20/2025 4:15 PM, Terje J. Hanssen wrote: And yes, I agree. I didn't tell that I actually have a legacy pretty good TBC (built in a Videonics MX-1 videomixer) That's really a consumer product, not a professional one (and not broadcast quality). If you can get your hands on one, look for D

Re: [FFmpeg-user] Benefits from Chroma Upsampling v4l2 8bit 422 to 10bit 422 FFV1 backup?

2025-05-20 Thread Carl Zwanzig
On 5/19/2025 5:45 AM, Terje J. Hanssen wrote: Now I am testing another backup method with purpose of best practical video quality using ffmpeg to encode lossless compressed FFV1.mkv files:     Analog video camera/player --> S-video/HDMI converter --> HDMI/USB3 capture card --> v4l2 --> ffmpeg

Re: [FFmpeg-user] Is libplacebo only for GPUs?

2025-05-15 Thread Carl Zwanzig
On 5/15/2025 1:33 PM, Mark Filipak wrote: What if I don't have a GPU? Then you have a 25+ year old video card? AFAIK all video chips for the last few decades have had some form of GPU, although it may not be that useful or not accessible for offload processing. A better question might be "W

Re: [FFmpeg-user] prevent clean aperture value cropping

2025-05-14 Thread Carl Zwanzig
On 5/14/2025 11:31 AM, Edit 'B wrote: The resolution is there, but the sides are supposed to be invisible. The aperture to be shown should be even smaller. (SD was an overscanned format. In the full frame you should often see the tip of a boom mic, that is ‘as close as possible, without being in

Re: [FFmpeg-user] seemingly simple use of FFMPEG not found, please help

2025-05-14 Thread Carl Zwanzig
Hello, On 5/14/2025 7:45 AM, ron wrote: The reason is that this second audio is not being used and removing it from the TS will give us a bit more BW for the Video. What's the actual bandwidth of that stream? If it's silent or low bit-rate, the overhead and added complexity of removing the st

Re: [FFmpeg-user] HTTP to RTSP conversion not working, framerate issue ?

2025-04-21 Thread Carl Zwanzig
On 4/18/2025 6:07 AM, Adam Cécile (Le_Vert) wrote:  [mxg @ 0x562ffddf1540] Stream #0: not enough frames to estimate rate; consider increasing probesize Did you try that? probesize (in bytes) is usually a much larger number. (When including command output, please don't use -hide_banner or trim

Re: [FFmpeg-user] Continue audio even when RTSP video stutters?

2025-03-19 Thread Carl Zwanzig
On 3/17/2025 2:08 PM, Steven Kan wrote: I am still looking to replace the camera, but while I'm looking, is there a way to modify my processing chain so that, when the RTSP video stutters, the audio does _not_ pause? This is a WAG :) Since the outgoing stream needs constant video frames to clo

Re: [FFmpeg-user] way to reencode corrupted video

2025-02-24 Thread Carl Zwanzig
On 2/24/2025 6:02 PM, BloodMan wrote: I tested many ffmpeg commands and tricks and nothing :/ And yet you haven't included any of them with the question, nor the full output of them. Later, z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org h

Re: [FFmpeg-user] convert mkv to mp4

2025-02-01 Thread Carl Zwanzig
On 1/31/2025 2:30 AM, KoSza wrote: Have somedoby seen my naswer from yesterday? I am afraid not every answer is delivered... If you posted the command output/etc that Moritz asked for, it did not get to the list. And do not post screenshots, cut/paste the command output from the command windo

Re: [FFmpeg-user] Licensing rules

2025-01-29 Thread Carl Zwanzig
On 1/28/2025 11:48 PM, Avitrr Aparnesh via ffmpeg-user wrote: We would greatly appreciate it if you could provide information on the following: Have you read https://www.ffmpeg.org/legal.html ? That should answer many of the questions. In general, if you do not _distribute_ code based on f

Re: [FFmpeg-user] Fwd: Command line to show channel label/position

2025-01-28 Thread Carl Zwanzig
On 1/28/2025 8:18 AM, MrNice wrote: have an audio file, with MediaInfo I get Audio Channel layout   : L R Ls Rs > ffmpeg -v error -layouts | awk '/quad /{print $2}' FL+FR+BL+BR What is the correct answer? Both. Left, assumed to be front (L) = Front Left (FL) Left

Re: [FFmpeg-user] FFMPEG Integration with Intratrust DRM

2025-01-25 Thread Carl Zwanzig
On 1/24/2025 11:00 PM, Ramesh Kumar wrote: Can anybody share the flow with commands? It's entirely possible that nobody on this list knows or is willing to share, asking repeatedly won't change that. If you have tried various approaches that didn't work, tell us what those are and how they di

Re: [FFmpeg-user] ffmpeg doesn't reconnect when capturing live connections

2025-01-12 Thread Carl Zwanzig
On 1/12/2025 6:28 PM, arthurpeabody wrote: There is no banner and stream. Hmm, the originally-posted command ffmpeg -i https://playerservices.streamtheworld.com/api/livestream-redirect/KUNMFM_32.mp3 -t 180 -reconnect true -reconnect_streamed true -reconnect_on_network_error true -timelimit

Re: [FFmpeg-user] ffmpeg doesn't reconnect when capturing live connections

2025-01-12 Thread Carl Zwanzig
On 1/12/2025 11:27 AM, arthurpeabody wrote: There was nothing until I terminated the processes with kill: That's missing the entire banner and stream info - "Always show your actual, unscripted ffmpeg command and the complete, uncut console output from your command." (the first point in faq s

Re: [FFmpeg-user] Non deterministic artifacts in h264 full HD live streams

2025-01-12 Thread Carl Zwanzig
On 1/12/2025 9:50 AM, dude bro wrote: The ffplay version I am using is 4.2.4. First, that's -quite- old, please try with a newer version. Second, please read the list FAQ (https://www.ffmpeg.org/mailing-list-faq.html) section 6 and follow the guidance there; that will help with getting a res

Re: [FFmpeg-user] ffmpeg doesn't reconnect when capturing live connections

2025-01-12 Thread Carl Zwanzig
On 1/12/2025 7:28 AM, arthurpeabody wrote: I capture live streams. Please always include not only the complete command but the command output, it often contains quite useful info for debugging (see section 6 of https://www.ffmpeg.org/mailing-list-faq.html). z!

[FFmpeg-user] Fwd: FFMPEG SLOW (new versions)

2025-01-09 Thread Carl Zwanzig
(reply to the list, not to the person unless requested) Forwarded Message Subject: Re: [FFmpeg-user] FFMPEG SLOW (new versions) Date: Thu, 9 Jan 2025 20:53:27 +0100 From: Giovanni Fast1 To: Carl Zwanzig Dear mr. Carl, the ffmpeg exe that is fast is the following ffmpeg

Re: [FFmpeg-user] FFMPEG SLOW (new versions)

2025-01-09 Thread Carl Zwanzig
On 1/9/2025 11:22 AM, Giovanni Fast1 wrote: The ffmpeg.exe I use is an executable of 108.45 GB, filedate 25 Oct 2021, ant it does the job at 65-70 frames per second, pretty fast. But if I replace the ffmpeg.exe file with a more recent one, including the one released a few days ago (137.53 MB,

Re: [FFmpeg-user] How to display web pages to a videowall

2025-01-09 Thread Carl Zwanzig
On 1/9/2025 3:34 AM, Gennaro Esposito wrote: My company has a video wall whose decoder is essentially designed only for cameras, so the only devices it can view, via IP, are those with "protocols" like RTSP or Onvif. It also has 4 HMDI/DVI ports to view any "normal" graphic output The protocols

Re: [FFmpeg-user] Is there a way to reconnect to a RTSP stream after it disappears from the network?

2025-01-06 Thread Carl Zwanzig
On 1/6/2025 10:16 AM, arthurpeabody wrote: Yes. I get updates for all my packages daily. For completeness, what version do you have? Just running ffmpeg provides very useful info (and should always be included when asking questions): This is a very old build $ /c/bin/ffmpeg-6.1.1-full_

Re: [FFmpeg-user] Is there a way to reconnect to a RTSP stream after it disappears from the network?

2025-01-06 Thread Carl Zwanzig
On 1/5/2025 6:49 AM, Mikhail Morfikov wrote: There's an IP camera, and I can connect to its RTSP stream using the following address: Out of curiosity, have you tried RTMP instead to see if it behaves differently? (In general, I expect there is better software for this use case than ffmpeg s

Re: [FFmpeg-user] Is there a way to reconnect to a RTSP stream after it disappears from the network?

2025-01-06 Thread Carl Zwanzig
On 1/6/2025 7:17 AM, arthurpeabody wrote: Your ffmpeg has switches mine doesn't. Are you running the latest? (7.1 was released 4 months ago, and it continually evolves) z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mail

Re: [FFmpeg-user] Trying to compile ffmpeg 7.1

2024-12-19 Thread Carl Zwanzig
On 12/19/2024 6:18 PM, David Niklas via ffmpeg-user wrote: I don't know what to put into the arch argument to configure. I thought, znver2 would be sufficient. But I just get "warning unknown architecture znver2" Is znver2 not supported or am I missing something? What is znver2? The architectu

Re: [FFmpeg-user] how

2024-12-19 Thread Carl Zwanzig
On 12/19/2024 8:18 PM, Josh Mulligan wrote: hi hello i am sorry for your troubles i am not a ffmpreg worker i use it to eddit my animations and file and save them properly i understand that this can be complicated but can i ask how did u get my email because i keep getting messages like this and

Re: [FFmpeg-user] Trying to understand ffmpeg cpu usage in this case of capturing rtsp streams

2024-11-09 Thread Carl Zwanzig
Please do not top-post on this list. On 11/8/2024 3:46 PM, Jim Ruxton wrote: Thanks so much for the help. Not sure why but when I try to upgrade ffmpeg using the ppa as you suggested I get: ffmpeg is already the newest version (7:4.4.2-0ubuntu0.22.04.1+esm5). however if I check with "ffmpeg -v

Re: [FFmpeg-user] How to resume ffmpeg vmaf evaluation from point in time

2024-10-25 Thread Carl Zwanzig
On 10/15/2024 4:42 AM, tarun singhal wrote: What happens is often while vmaf is about to finish someone merges code and it kills the old pod in which case I end up restarting the entire process again. Is there a way in ffmpeg world where I can keep a track of how much vmaf is done and resume fro

Re: [FFmpeg-user] Regarding ./configure and nonfree

2024-09-11 Thread Carl Zwanzig
On 9/10/2024 1:39 PM, Reindl Harald wrote: What exactly in "nonfree" is not clear? ...most of it unless you dive into the various licensing pages and divine the meaning _in context_ of "non-free". Or, it was a reasonable question for the OP to ask. For the OP- There are a lot of "it depend

Re: [FFmpeg-user] The future of video

2024-07-17 Thread Carl Zwanzig
On 7/17/2024 12:43 PM, Mark Filipak wrote: frame; some projectors would use a three-blade shutter to get supposedly smoother-looking motion. Actually, z!, a double or triple shutter doesn't improve motion. It reduces/eliminates perceived flicker. Please read that again, I did not say it "imp

Re: [FFmpeg-user] The future of video

2024-07-17 Thread Carl Zwanzig
On 7/17/2024 5:46 AM, Oliver Fromme wrote: The typical cinema frame rate (23.976 fps) is the minimum that's commonly accepted, In a real film cinema it's an exact 24fps however the shutter is quartered so there are two flashes per frame; some projectors would use a three-blade shutter to get

Re: [FFmpeg-user] [Ffmpeg-user] Issue converting RTSP stream to HLS with partial audio on source

2024-07-09 Thread Carl Zwanzig
On 7/9/2024 3:53 AM, Rui Gabriel Nunes via ffmpeg-user wrote: For reference, this is the ffmpeg command we are using at the moment: ffmpeg -probesize 5 -analyzeduration 5 -rtsp_transport tcp -i "rtsp://" -c:v copy -c:a aac -hls_flags append_list+split_by_time+omit_endlist -hls_segment

Re: [FFmpeg-user] issues with SDI output to Dektec cards

2024-07-03 Thread Carl Zwanzig
On 7/3/2024 9:11 AM, Izhar Marinov wrote: Has anyone had any experience with SDI output to Dektec device? It seems to be working initially but the output delay to the SDI grows by a few seconds per minute, eventually the circular buffer fills up. I had a similar problem with BMD Decklink cards

Re: [FFmpeg-user] Resolve (was Re: key frame)

2024-06-29 Thread Carl Zwanzig
On 6/29/2024 7:00 PM, Mark Filipak wrote: Everything is down to what your router does. Which in the vast majority of small installations (e.g. homes) is _also_ working as a NAT device and performs some filtering and basic firewall functions. Or, at least I hope the device you have does, it's ha

Re: [FFmpeg-user] Resolve (was Re: key frame)

2024-06-29 Thread Carl Zwanzig
On 6/29/2024 5:37 PM, Mark Filipak wrote: The firewall is between them and the OS networking. The firewall is between your ISP's terminal device and your PC's network interface, and it's probably also performing routing and NAT; many people call it just a router, but it's also performing othe

Re: [FFmpeg-user] Resolve (was Re: key frame)

2024-06-29 Thread Carl Zwanzig
Mark Filipak wrote in various messages: Open ports shine on the Internet like stars in the sky. Open ports want to be found. How does the world see those ports _inside_ your firewall? Please explain. (You do have an Internet firewall, don't you? Which one?) Blackmagic was created to comp

Re: [FFmpeg-user] Resolve (was Re: key frame)

2024-06-29 Thread Carl Zwanzig
On 6/29/2024 12:56 PM, Mark Filipak wrote: I did. That's why I decided not to use it. Your loss. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpe

Re: [FFmpeg-user] Resolve (was Re: key frame)

2024-06-29 Thread Carl Zwanzig
On 6/29/2024 12:46 PM, Paul B Mahol wrote: I have no respect to anything called 'Blackmagic'. That's fine, but then it appears that you're not familiar with the video production industry - BMD products are all over. Perhaps you also can't respect anything from "Grass Valley" or "Decimator", o

[FFmpeg-user] Resolve (was Re: key frame)

2024-06-29 Thread Carl Zwanzig
On 6/28/2024 4:07 PM, Mark Filipak wrote: I have to consider Blackmagic DaVinci Resolve to be a virus hub that is probably selling access to my system through those ports to outside clients. You're welcome to consider it such, but that doesn't make it so. BMD is a rather old and respected com

Re: [FFmpeg-user] key frame

2024-06-29 Thread Carl Zwanzig
On 6/27/2024 4:21 PM, Paul B Mahol wrote: Difference between I-frame and key frame is so subtle that is not relevant for your project. What are they? They may be relevant to another project. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org ht

Re: [FFmpeg-user] I found the bugs

2024-06-25 Thread Carl Zwanzig
On 6/25/2024 11:20 AM, Mark Filipak wrote: What are you arguing about, z!? Do you not believe that VLC plays Track_11055.m2ts? Sigh, read it again. You asserted without foundation that VLC does "do not depend on ffmpeg" and I pointed out that it does. Nothing more, nothing less. You also as

Re: [FFmpeg-user] I found the bugs

2024-06-25 Thread Carl Zwanzig
On 6/25/2024 10:39 AM, Mark Filipak wrote: VLC and PowerDVD. VLC? Right in their credits they list ffmpeg (along with many other OS projects). It's at the top of the trac page, in the "Summary of the bug". Do you see it, z!? Did you put it in the email that I was quoting? No. In the trac

Re: [FFmpeg-user] I found the bugs

2024-06-25 Thread Carl Zwanzig
On 6/25/2024 9:53 AM, Mark Filipak wrote: On 25/06/2024 12.28, Carl Zwanzig wrote: On 6/25/2024 8:51 AM, Mark Filipak wrote: https://trac.ffmpeg.org/ticket/11055#comment:173    Ticket_11055.m2ts plays correctly and completely by two players that do not depend on FFmpeg. Which ones? That&#

Re: [FFmpeg-user] I found the bugs

2024-06-25 Thread Carl Zwanzig
On 6/25/2024 8:51 AM, Mark Filipak wrote: https://trac.ffmpeg.org/ticket/11055#comment:173   Ticket_11055.m2ts plays correctly and completely by two players that do not depend on FFmpeg. Which ones? That's part of traceability (and proper bug reporting).   When are we going to get on with

Re: [FFmpeg-user] I found the bugs

2024-06-19 Thread Carl Zwanzig
On 6/19/2024 11:19 AM, Mark Filipak wrote:  From the sound of it, this _is_ a normal/medium (or even "low") severity bug in that it doesn't affect the vast majority of ffmpeg use. How do you know that, Carl? Address me as I sign my email and no other way; that's why it's there. How to I kno

Re: [FFmpeg-user] I found the bugs

2024-06-19 Thread Carl Zwanzig
On 6/19/2024 9:51 AM, Mark Filipak wrote: Thank you for the 'guide' but neither 'important' nor 'normal' are in that guide. The interpolate using normal English! I can only say that if you take all the timestamp bug reports (which may all be from the same cause) and total them together, it's

Re: [FFmpeg-user] I found the bugs

2024-06-19 Thread Carl Zwanzig
On 6/19/2024 6:22 AM, Mark Filipak wrote: MasterQuestionable has downgraded the timestamp bug from 'important' to 'normal'. Yes, and??? From the sound of it, this _is_ a normal/medium (or even "low") severity bug in that it doesn't affect the vast majority of ffmpeg use. There is often a giv

Re: [FFmpeg-user] Top-posting (was Re: I found the bugs)

2024-06-16 Thread Carl Zwanzig
On 6/16/2024 7:02 AM, Bouke / edit 'B wrote: You are feeding a thread that should not exist, so you, z!, are also feeding trolls. A thread that -I- created for a real problem, along with a reason why isn't a problam and with a solution. Deal with it. Stop, just stop. Please do. And st

Re: [FFmpeg-user] I found the bugs

2024-06-16 Thread Carl Zwanzig
On 6/16/2024 6:54 AM, Phil Rhodes via ffmpeg-user wrote: Isn't that a statement which fundamentally undermines the entire concept of ffmpeg as an open source project with willing developers... More than a few OS projects have professional (and paid, they're not the same thing) developers. No

Re: [FFmpeg-user] Top-posting (was Re: I found the bugs)

2024-06-16 Thread Carl Zwanzig
On 6/16/2024 6:58 AM, Bouke / edit 'B wrote: Do not feed trolls. How is calling out the use of top posting "feeding the trolls"? (It isn't.) z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user

[FFmpeg-user] Top-posting (was Re: I found the bugs)

2024-06-16 Thread Carl Zwanzig
On 6/16/2024 2:33 AM, Binarus wrote: to solve your problem. ... for the same reasons that annoy you However, your behavior ... Do you really ...to communicate with you I strongly advise you to - You do not have etc We only find out who "you" might be until we read down throu

Re: [FFmpeg-user] I found the bugs

2024-06-15 Thread Carl Zwanzig
On 6/15/2024 1:30 AM, Paul B Mahol wrote: What you even mean with above unclear statements? Perhaps you might read the last 8-10 messages as Jim attempts to decipher it. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mai

Re: [FFmpeg-user] ticket/11055 FFmpeg reports inconsistent PTS, DTS between 3 invocations [was: Re: I found the bugs]

2024-06-14 Thread Carl Zwanzig
On 6/14/2024 5:31 PM, Mark Filipak wrote: You see. This is the type of discussion that needs to occur _before_ a bug report is filed. Respectfully, no. Unless you had filed the bug, we wouldn't be having it now. Perhaps it would have been better if you had read the filing guidelines and lea

Re: [FFmpeg-user] I found the bugs

2024-06-12 Thread Carl Zwanzig
On 6/12/2024 2:44 PM, Mark Filipak wrote: I need someone more knowledgeable about FFmpeg to triage. They're often called 'developers'. For example, Perhaps the sequence header has some information that conflicts with my cuts (the way cutting out a lone open B-frame turns an ending open GOP

Re: [FFmpeg-user] WebM & Opus Question

2024-06-12 Thread Carl Zwanzig
I might be confused here, but... On 6/12/2024 11:15 AM, Vlad Negru via ffmpeg-user wrote: ffmpeg -i Input.webm -c:a copy Output.opus > Stream mapping: > Stream #0:0 -> #0:0 (copy) On 6/12/2024 11:57 AM, Ferdi Scholten wrote: You need to have a version of the opus encoder that is specifical

Re: [FFmpeg-user] I found the bugs

2024-06-12 Thread Carl Zwanzig
On 6/12/2024 11:35 AM, Mark Filipak wrote: If no one corroborates my findings, I can't proceed with a bug report. Why not? Nothing about that in https://ffmpeg.org/bugreports.html. Usually one person files the bug report then interested parties try to reproduce as a path to fixing it; or they

Re: [FFmpeg-user] amix vs amerge / how to

2024-06-08 Thread Carl Zwanzig
On 6/8/2024 5:46 PM, Media Mouth wrote: ffmpeg version 3.1.11 Copyright (c) 2000-2017 the FFmpeg developers First thing is to get a modern version of ffmpeg, that one is positively _ancient_. (And also not to top-post on this mailing list.) Later z! ___

Re: [FFmpeg-user] Low FPS with H.264 Encoding When Using -pix_fmt yuv420p

2024-05-22 Thread Carl Zwanzig
Hi, On 5/22/2024 11:16 AM, Lisa wrote: ffmpeg version 4.0.6 Copyright (c) 2000-2020 the FFmpeg developers First thing is to try a modern version of ffmpeg, that one is positively ancient and pretty much unsupported. Later, z! ___ ffmpeg-user mai

Re: [FFmpeg-user] ffmepg mipi csi video cpature

2024-05-22 Thread Carl Zwanzig
On 5/22/2024 5:09 AM, Nikhil via ffmpeg-user wrote: i have updated from 4.x to 5.0 here is the output requested Save some hassle and get a 7.x version. (Or at least 6.x.) z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mail

Re: [FFmpeg-user] Low FPS with H.264 Encoding When Using -pix_fmt yuv420p

2024-05-22 Thread Carl Zwanzig
Please post the complete command output with all the options and error messages, otherwise it's only guessing (see section 6 of https://ffmpeg.org//mailing-list-faq.html). z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailm

Re: [FFmpeg-user] Generate log keeping information appearing on screen

2024-05-01 Thread Carl Zwanzig
On 5/1/2024 7:55 PM, CMG DiGiTaL wrote: How do I generate the log, but keep the conversion information on the screen as well? (really a windoze question, not ffmpeg) cmd.exe doesn't have an equivalent of the unix 'tee' command, but powershell does-- PS C:\Users\cpz> echo "asdsasad" |tee as

Re: [FFmpeg-user] Mpegts multiplexer problrems, incorrect work of -muxrate option

2024-04-05 Thread Carl Zwanzig
On 4/5/2024 11:24 AM, Odessa TV wrote: But it is not text, it is pictures, Can I paste pictures to the body of the email? We don't know that it's pictures without a description of them (missing) and often people include screenshots of the command output instead of the text (also missing).

Re: [FFmpeg-user] Mpegts multiplexer problrems, incorrect work of -muxrate option

2024-04-05 Thread Carl Zwanzig
On 4/4/2024 12:17 PM, Odessa TV wrote: Link to screenshots: Please just copy/paste the text into an email. It usually takes up less space and is searchable. z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo

Re: [FFmpeg-user] Loudnorm filter changes bit depth

2024-03-23 Thread Carl Zwanzig
On 3/23/2024 11:06 AM, Paul B Mahol wrote: loudnorm is low quality filter, do not use it. What do you suggest instead? z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link

Re: [FFmpeg-user] Streams

2024-02-29 Thread Carl Zwanzig
On 2/29/2024 3:43 PM, Mark Filipak wrote: Well, the attachment, which was only 50kB, got stripped off. I'm trying again. Probably because it's HTML. Just drop the text in the email or include a link to the page. z! ___ ffmpeg-user mailing list ffmp

Re: [FFmpeg-user] ISSUE ABOUT libmp3lame AUDIO CODEC

2024-02-29 Thread Carl Zwanzig
On 2/29/2024 8:09 AM, Hervé ANSELME wrote: Is this because my command line is missing some parameters, and if so, which ones ? Hard to tell because you haven't included the _complete_ command line. Don't hesitate to let me know if you need any further technical information ; thank you in ad

Re: [FFmpeg-user] ISSUE WITH LIBX265 CODEC

2024-02-27 Thread Carl Zwanzig
On 2/27/2024 10:55 AM, Herv� ANSELME wrote: and here are the technical infos, displayed by the program, in the DOS window : Please just cut/paste the output into the email, no images, no attachments (also read the mailing list FAQ https://ffmpeg.org/mailing-list-faq.html). z!

Re: [FFmpeg-user] How to create error log file ffmpeg Loudnorm?

2024-02-24 Thread Carl Zwanzig
On 2/24/2024 9:16 AM, CMG DiGiTaL wrote: [NULL @ 02738af86200] Unable to find a suitable output format for 'file=log.txt:level=16' file=log.txt:level=16: Invalid argument "log.txt:level=16" is not a valid filename here (you're on windoze, I assume), you may need to escape the colon or

Re: [FFmpeg-user] Trouble with ffmpeg ... -f tee and specific encodings per output

2024-02-23 Thread Carl Zwanzig
On 2/22/2024 12:11 AM, Nicolas George wrote: Then the tee muxer is not suited to your needs. To expand on that 21.53- "[Tee] is different from specifying several outputs to the ffmpeg command-line tool. With the tee muxer, the audio and video data will be encoded only once." You need to use

Re: [FFmpeg-user] FFmpeg Architecture

2024-02-13 Thread Carl Zwanzig
On 2/13/2024 8:37 AM, Carl Zwanzig wrote: "read time" reaL time z! ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpe

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