Re: [FFmpeg-user] how to burn subtitles and transcode live stream

2020-10-23 Thread Moritz Barsnick
Hi Daniel, On Wed, Oct 21, 2020 at 19:01:37 +0300, Daniel Dimitrov wrote: > i have also tried : > ffmpeg -i "udp://@ > 239.253.251.14:5505?overrun_nonfatal=1_size=5000_size=1316&_size=1000" > -b:v 2600k -maxrate 4M -bufsize 4M -b:a 128k -vf scale=720:576 > -filter_complex

Re: [FFmpeg-user] ffmpeg does nothing but using CPU

2020-10-20 Thread Moritz Barsnick
On Tue, Oct 20, 2020 at 19:33:05 +0200, Cecil Westerhof wrote: > When looking into the log-file I see it ends with: > Enter command: |all |-1 [ ] > > What could be happening here? This looks like something from stdin triggered interactive mode. On Tue, Oct 20, 2020 at 20:38:03 +0200, Cecil

Re: [FFmpeg-user] problem capture desktop

2020-10-18 Thread Moritz Barsnick
On Sun, Oct 18, 2020 at 02:01:57 +0200, Juan carlos Rebate wrote: > ffmpeg -f dshow -i video="screen-capture-recorder" -i > audio="virtual-audio-capturer" -vcodec libx264 -r 25 -crf 10 -acodec > mp3 output.mp4 [...] > audio=virtual-audio-capturer: No such file or directory And you have to tell

Re: [FFmpeg-user] problem capture desktop

2020-10-17 Thread Moritz Barsnick
Hi Juan Carlos, On Sat, Oct 17, 2020 at 20:00:44 +0200, Juan carlos Rebate wrote: > fmpeg -f dshow -i video="screen-capture-recorder" -vcodec libx264 -r > 25 -crf 10 -i audio="virtual-audio-capturer" -acodec mp3 output.mp4 [...] > Unknown decoder 'libx264' > the strange thing is that if I delete

Re: [FFmpeg-user] Truncated file with ffmpeg but resulting output is x2 bigger!?

2020-10-16 Thread Moritz Barsnick
On Fri, Oct 16, 2020 at 20:26:16 +1100, FFmpeg user discussions wrote: > I truncated a 14s file with: > >ffmpeg -i 20201016_055828.mp4 -t 00:00:09 -async 1 cut.mp4 > > and although about 35% of the frames were removed, the resulting mp4 was > double the size - why is this? You are reencoding

Re: [FFmpeg-user] Replacing stream input when using segment time option

2020-10-16 Thread Moritz Barsnick
Hi James, On Fri, Oct 16, 2020 at 03:11:36 -0500, jamesfowkes wrote: > Further to this, I've managed to get a still frame to record into timestamped > segments using: > > ffmpeg -loop 1 -i frame.png -reset_timestamps 1 -vcodec libx264 -f segment > -segment_time 60 -strftime 1

Re: [FFmpeg-user] Help required in vp9 streaming on LAN using 2 Pass encoding

2020-10-14 Thread Moritz Barsnick
On Wed, Oct 14, 2020 at 15:34:56 +0500, USMAN AAMER wrote: > I am working on vp9-RTP streaming over LAN and want to perform 2 pass > encoding but unable to do so as it is not generating .sdp file. > > I am using the following command: > > ffmpeg -i input.mp4 -c:v libvpx-vp9 -b:v 1M -pass 1 -an

Re: [FFmpeg-user] Add subtitles and chapter metadata in one pass?

2020-10-13 Thread Moritz Barsnick
On Mon, Oct 12, 2020 at 15:29:53 -0400, George Welch wrote: > However, I would like to skip the intermediate file.  Here is the > command I am trying which does *not* work: > > $ ffmpeg -i avfile.mkv -i srtfile.srt -i metadata.txt \ >     -map 0:v -map 0:a -map 1:s -map_metadata 2 \ >         

Re: [FFmpeg-user] How to create "Input #1", "Input #2" etc. in addition to "Input #0"?

2020-09-28 Thread Moritz Barsnick
On Mon, Sep 28, 2020 at 12:31:49 +, Stub via ffmpeg-user wrote: > Let me give a much simplified example of what I hoped to achieve. I have two > movie files that each contain a video stream and an audio stream: movie1.mp4 > and movie2.mp4. I merge both into a single MKV container with

Re: [FFmpeg-user] HOW TO APPLY LOUDNESS R128 PROFILE

2020-09-23 Thread Moritz Barsnick
On Wed, Sep 23, 2020 at 14:16:31 +0200, Marco Mircoli wrote: > Just bought a php script that use ffmpeg. I hope it's worth it. ;) > this is the line > $shell = shell_exec("$ffmpeg_b -i $audio_file_full_path -map 0:a:0 -b:a > 96k $audio_output_mp3 2>&1"); > > I'm wondering if it is possible

Re: [FFmpeg-user] Fwd: linux ubuntu - batch list commande - two pass

2020-09-23 Thread Moritz Barsnick
On Wed, Sep 23, 2020 at 13:13:17 +0200, Libre Curk wrote: > *Basicly how to batch 2 pass encoding with a command ?** [...] > But it's kinda not working there... Any help / solution ? That's not a good error description. ;-) What did you expect, what was the outcome, what went wrong? > * for f

Re: [FFmpeg-user] USB Camera ffplay real-time and save to file

2020-09-11 Thread Moritz Barsnick
On Fri, Sep 11, 2020 at 05:43:09 -0600, Simon Roberts wrote: > On Fri, Sep 11, 2020 at 1:18 AM Carl Eugen Hoyos wrote: > > > Am 09.09.2020 um 23:07 schrieb Hans Carlson : > > > I have a cheap USB pipe inspection camera and I want to see the output > > (via ffplay) real-time, but also record (via

Re: [FFmpeg-user] I can't copy or embed a picture to an output audio (A-A conversion)

2020-09-08 Thread Moritz Barsnick
On Mon, Sep 07, 2020 at 05:11:53 +0300, Ilja wrote: > ffprobe -hide_banner -show_streams /Users/home/Music/iTunes/iTunes\ > Media/Music/Black\ Sabbath/Born\ Again/01\ Trashed.aiff — the command Please don't use "-hide_banner", especially if it's the only console output you are showing. >

Re: [FFmpeg-user] Output to S3

2020-09-08 Thread Moritz Barsnick
Hi Bohdan/Bogdan, On Tue, Sep 08, 2020 at 09:39:26 +0300, Bohdan Fihar wrote: > How can I output a video file to AWS S3 either public bucket ot Presigned > url ? > I tried > *ffmpeg -i small.mkv -f matroska -movflags frag_keyframe+empty_moov -method > PUT

Re: [FFmpeg-user] Help required in vp9 streaming and capturing on LAN

2020-09-07 Thread Moritz Barsnick
Hi, On Mon, Sep 07, 2020 at 12:04:29 +0500, USMAN AAMER wrote: > I am streaming videos on LAN using VP9 encoding (and .sdp file on > client-side) but able to capture the videos in a single file (at the > client). How can I capture those video files as a sequence of videos? Do have a look at the

Re: [FFmpeg-user] How to downscale an audio-file to 24bit?

2020-09-04 Thread Moritz Barsnick
On Fri, Sep 04, 2020 at 05:27:04 +0300, Ilja wrote: > I need to downscale 32-bit audio to 24-bit one. How do you do this > with ffmpeg? I didn’t find any 24-bit option. What format and codec were you thinking of? Probably PCM audio. For that, ffmpeg (or at least my build) has these specific

Re: [FFmpeg-user] builds for Windows

2020-09-04 Thread Moritz Barsnick
On Wed, Sep 02, 2020 at 20:56:18 +0200, Vincent Torri wrote: > On Wed, Sep 2, 2020 at 8:29 PM Michael Koch > wrote: > > Any idea where we can get builds for Windows after this date? > > for the Enlightenment project, i have written a small tool to compile > from source its dependencies,

Re: [FFmpeg-user] ffmpeg NVENC won't run

2020-09-04 Thread Moritz Barsnick
On Wed, Sep 02, 2020 at 13:04:40 -0300, Leonardo Pagotto wrote: > starts and stucks, no error messages but won't go any further, even on a > very basic command w/o NVENC. What can be wrong? > > lealpa@cuda7:~$ sudo /home/lealpa/bin/ffmpeg -i udp://230.8.0.7:10008 > teste.mp4 Firstly: Do you

Re: [FFmpeg-user] build error at libavformat/udp.o

2020-09-01 Thread Moritz Barsnick
On Tue, Sep 01, 2020 at 10:57:33 +, Hyoung Kim via ffmpeg-user wrote: >     Yes, older source works fine, but newer sources (4.1.6, 4.2.1, 4.3.1 and > git head) has build problem. So I have compared the source of udp.c between > 4.0.6 and 4.3.1. There is a difference, but even the 4.0.6 has

Re: [FFmpeg-user] build error at libavformat/udp.o

2020-09-01 Thread Moritz Barsnick
On Mon, Aug 31, 2020 at 23:14:33 +, Hyoung Kim via ffmpeg-user wrote: > 3. build error message, when I have used git head : > /ffmpeg/configure: /bin/sh^M: bad interpreter: No such file or directory This looks like you cloned under Windows, and it automatically adjusted the line endings to

Re: [FFmpeg-user] Copying sections of an mp4 by time stamp

2020-08-27 Thread Moritz Barsnick
On Wed, Aug 26, 2020 at 19:50:31 -0700, James Sundquist wrote: > I'm looking to copy sections of example.mp4 > > Ideally this would be by time stamp. Perhaps the time stamps are noted in > a text file. > > Example as minutes:second > 0:20 - 0:40 as a an mp4 with title "Exercise 1" > 0:40 - 0:59

Re: [FFmpeg-user] RTMP issue

2020-08-24 Thread Moritz Barsnick
Hi William On Mon, Aug 24, 2020 at 00:40:04 +, william keeling wrote: > My question is an issue with a program written to live stream to > YouTube working is all modes other than rtmp live stream. For programming with the ffmpeg libav* libraries, you should usually turn to the libav-user

Re: [FFmpeg-user] Latency in UDP to HLS Conversion

2020-08-21 Thread Moritz Barsnick
On Fri, Aug 21, 2020 at 08:27:28 +0530, KRISHNAKUMAR N K wrote: > Thanks for your reply. I have uploaded the complete, uncut console output > to the below google drive. I didn't observe latency with one output. I > haven't tried a test without the yadif filter. > >

Re: [FFmpeg-user] "documented implicitly" part 2 [was: Re: Problem while converting DNG sequnece to video file]

2020-08-20 Thread Moritz Barsnick
On Thu, Aug 20, 2020 at 12:16:07 -0700, Jim DeLaHunt wrote: > % ffmpeg -hide_banner -formats > File formats: >  D. = Demuxing supported >  .E = Muxing supported >  -- >  D  3dostr  3DO STR > … >  DE dirac   raw Dirac >  DE dnxhd   raw DNxHD (SMPTE VC-3) > … >  D 

Re: [FFmpeg-user] SSL/TLS support for proxy CLI

2020-08-20 Thread Moritz Barsnick
On Thu, Aug 20, 2020 at 14:03:11 +0200, Moritz Barsnick wrote: > Do you have something I can test with? I'm not sure I want to set up a > squit (or similar) instance, and firewall everything else away, just > for testing. I found something to test with, easy to set up: tinyproxy. A

Re: [FFmpeg-user] Max keyframe Interval parameter: -g vs. -keyint ? Check in in existing MP4?

2020-08-20 Thread Moritz Barsnick
On Thu, Aug 20, 2020 at 13:26:19 +0200, Ben via ffmpeg-user wrote: > As far as I know there are two different possible parameters for the max > keyframe interval: > > -g 30 > > OR > > -keyint=30 Please show me an example where you can use the latter. I can only assume you are passing explicit

Re: [FFmpeg-user] Latency in UDP to HLS Conversion

2020-08-20 Thread Moritz Barsnick
On Wed, Aug 19, 2020 at 18:57:09 +0530, KRISHNAKUMAR N K wrote: > Hi Guys > > I am converting UDP Input to Live HLS output and pushing the chunks to a > webdav server. Initial playback works fine, but the playback was delayed by > almost an hour, when we checked after 15 hours. I can also see that

Re: [FFmpeg-user] SSL/TLS support for proxy CLI

2020-08-20 Thread Moritz Barsnick
On Wed, Aug 19, 2020 at 17:06:56 +0200, Pan_1337 wrote: > I would love to patch but I don't know the programming language. Ah, okay, the text I quoted from you said "if I added CLI support", so I was assuming "I" meant you, since you wrote it. If it's just that the command line conveys

Re: [FFmpeg-user] libx265 a lot slower

2020-08-19 Thread Moritz Barsnick
On Mon, Aug 17, 2020 at 22:53:12 +0200, Cecil Westerhof wrote: > Maybe I am just dumb and I use the wrong questions, but when I > searched I got a lot of hits that explained I needed tot switch > because the space needed would be halved Well, if you're driving a compact, and someone writes "you

Re: [FFmpeg-user] Compression is a lot smaller

2020-08-19 Thread Moritz Barsnick
On Mon, Aug 17, 2020 at 13:54:33 +0200, Cecil Westerhof wrote: > > The input doesn't look uncompressed to me. > > I do not have much knowledge of video formats, but this was really > shot with a Sony. Maybe that the Sony compresses the video itself? > It is a HDR-CX320. You won't see use of

Re: [FFmpeg-user] SSL/TLS support for proxy CLI

2020-08-19 Thread Moritz Barsnick
On Tue, Aug 18, 2020 at 22:51:30 +0200, Pan_1337 wrote: > Hello, if this is not a problem for you and you find time I would be very > grateful if I added CLI support for the proxy in ffmpeg. We would also be grateful if you added it. A patch to the ffmpeg-devel mailing list would be welcomed.

Re: [FFmpeg-user] UDP NVENC HEVC transcoding#

2020-08-19 Thread Moritz Barsnick
On Mon, Aug 17, 2020 at 11:21:38 -0300, Leonardo Pagotto wrote: > I'm transcoding/resizing some UDP live streams using CUVID and NVENC. It > works but I got the feeling could be better, this is the my command line: What feeling is that? Faster, higher quality, just more efficient? > ffmpeg

Re: [FFmpeg-user] How to have a secure UDP BroadCast

2020-08-19 Thread Moritz Barsnick
On Wed, Aug 19, 2020 at 11:41:36 +0200, Nicolas George wrote: > Dennis Mungai (12020-08-19): > > (b). Capabilities similar to UDP > > > > Would be Haivision's SRT, which FFmpeg supports if enabled on build time > > via --enable-libsrt. > > Does SRT support any kind of broadcast, like requested by

Re: [FFmpeg-user] does ffmpeg support fdk-aac 2.0.1

2020-08-14 Thread Moritz Barsnick
On Fri, Aug 14, 2020 at 14:09:19 +0800, qw wrote: > does ffmpeg support fdk-aac 2.0.1? Yes. Regards, Moritz ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email

Re: [FFmpeg-user] Loading shared libraries in macOS

2020-08-12 Thread Moritz Barsnick
On Wed, Aug 12, 2020 at 18:01:54 +0300, Aleksid wrote: > I need to link FFmpeg the shared libraries in my app and also use ffmpeg > executable. Both programs should link dylibs. So impossible to use static > linking. It's not specifically an ffmpeg question, but perhaps your ffmpeg libav*

Re: [FFmpeg-user] dshow questions

2020-08-08 Thread Moritz Barsnick
On Sat, Aug 08, 2020 at 11:23:28 +0200, Michael Koch wrote: > ffmpeg -f dshow -video_size 1280x720 -framerate 15 -vcodec mjpeg -i > video="Integrated Camera" out.avi > > Is -vcodec in this case an undocumented option of the dshow input > device? I ask because it's written before -i. > Or is it an

Re: [FFmpeg-user] Compatibility of FFMPEG builds

2020-08-08 Thread Moritz Barsnick
On Fri, Aug 07, 2020 at 22:47:10 +0300, scrutinizer wrote: > Yes, I was talking about macOS 10.7, and even the source code needs > to be compatible. ffmpeg's source code is extremely compatible, honestly. They go to long efforts not to depend on modern compiler or system features. > Every link I

Re: [FFmpeg-user] options of vidstabdetect video filter

2020-08-07 Thread Moritz Barsnick
On Fri, Aug 07, 2020 at 17:16:24 +0200, PPRJ01 wrote: > Is there a maximum value for the "stepsize" option of vidstabdetect ? I don't > see any in the documentation. If it's not in the documentation (it should be), you can query all ranges with a command such as $ ffmpeg -h filter=vidstabdetect

Re: [FFmpeg-user] Compatibility of FFMPEG builds

2020-08-07 Thread Moritz Barsnick
On Fri, Aug 07, 2020 at 20:27:10 +0300, Ilja wrote: > I want to install ffmpeg on one of my older machines with 10.7. 10.7 of what? > What is the latest compatible build and where's the downloadable link? Since I don't know which operating system or distribution is meant, I can't help you. In

Re: [FFmpeg-user] DASH and Variable framerate

2020-08-07 Thread Moritz Barsnick
On Thu, Aug 06, 2020 at 15:00:55 +0200, Alfred E. Heggestad wrote: > I am wondering if DASH muxer supports variable framerate. [...] > What I have seen is that DASH and HLS behaves differently > regarding variable framerate input. >muxer: format: audio delay: > >DASH:

Re: [FFmpeg-user] Error extracting srt

2020-08-07 Thread Moritz Barsnick
On Wed, Aug 05, 2020 at 22:28:15 +0100, Alex Zachopoulos wrote: > This is the command I use to extract Stream #0:2 (subtitle) from file ^^ This is an input stream specifier, for mapping > 1.mp4, on both

Re: [FFmpeg-user] Is time-stamping report lines possible?

2020-07-17 Thread Moritz Barsnick
On Fri, Jul 17, 2020 at 18:06:00 +, Vladimir Grishchenko wrote: > Can't seem to find a way to add timestamps to lines printed to the > debug report. It appears there has been some work done to support > this but it is unclear how to enable it. Using ffmpeg version 4.2.1. No, there's no such

Re: [FFmpeg-user] How do I increase the playback size of a video without rescaling it?

2020-07-16 Thread Moritz Barsnick
On Thu, Jul 16, 2020 at 12:39:03 -0500, fowman wrote: > Just this, but then it's the only one I have :-) It can't be that difficult to find other 1280x720 recodings, can it? Or to create your own? > Here is ffprobe info: > > Original .ts file recorded by my Humax: > Stream #0:0[0x931]: Video:

Re: [FFmpeg-user] How do I increase the playback size of a video without rescaling it?

2020-07-16 Thread Moritz Barsnick
On Thu, Jul 16, 2020 at 09:20:31 -0400, Edward Park wrote: > I don't know if they are not used in all players but MP4 file format > can contain the "clean-aperture" region info as well as matrices to > specify sample transformations before the presentation should be > displayed by default. Ah,

Re: [FFmpeg-user] How do I increase the playback size of a video without rescaling it?

2020-07-16 Thread Moritz Barsnick
On Thu, Jul 16, 2020 at 07:22:39 -0500, fowman wrote: > No, I have the same on all three. Ah, okay. *All* you players are able to scale the 720x576 video to fullscreen (automatically?), and *NONE* of them manages that with the 1280x720 video? That seems very unlikely. With every 1280x720 video?

Re: [FFmpeg-user] How do I increase the playback size of a video without rescaling it?

2020-07-16 Thread Moritz Barsnick
On Thu, Jul 16, 2020 at 06:55:55 -0500, fowman wrote: > VLC and Xplayer are playing to my computer screen, and the PS/3 to my TV, so > no, not the same. Only the PS/3 is the issue, right? > With the small mp4 (1280x720) playing through the PS/3, I can change the TV > display settings with

Re: [FFmpeg-user] New VVC codec issues

2020-07-16 Thread Moritz Barsnick
On Thu, Jul 16, 2020 at 10:02:17 +0200, Moritz Barsnick wrote: > ffmpeg doesn't have support for that yet. Patch welcome. Perhaps if the > MPEG consortium could provide a free, open reference decoder > implementation? Just dreaming... My bad, that Reddit does point to the F

Re: [FFmpeg-user] New VVC codec issues

2020-07-16 Thread Moritz Barsnick
On Thu, Jul 16, 2020 at 09:45:56 +0200, Moritz Barsnick wrote: > Hi Deian, [...] > Is it this thread? > https://www.reddit.com/r/VVC/comments/hputue/no_way_found_to_play_vvc_files/ > > Kindly describe your problem directly here. Ah, is VCC identical with H.266? Yet another patent

Re: [FFmpeg-user] New VVC codec issues

2020-07-16 Thread Moritz Barsnick
Hi Deian, On Thu, Jul 16, 2020 at 07:16:08 +, FFmpeg user discussions wrote: > Hi ! > I have some VVC (versatile video codec) files and wanted to run some tests to > see how much computational power is needed to decode them. The FFmpeg does > not recognize the stream, even when i use the

Re: [FFmpeg-user] Causes of color bars?

2020-07-14 Thread Moritz Barsnick
On Tue, Jul 14, 2020 at 15:50:55 -0600, Simon Roberts wrote: > On Tue, Jul 14, 2020 at 1:29 AM Carl Zwanzig wrote: > > > Decklink boards are _very_ touchy about formats and parameters. Try setting > > at least the resolution and frame rate on the input and see if that helps. > > > > I don't

Re: [FFmpeg-user] write output of find_rect to a file?

2020-07-12 Thread Moritz Barsnick
On Sat, Jul 11, 2020 at 14:52:43 -0700, Hans Carlson wrote: > > The above command works fine, but is it possible to print the number of > > the frame instead of the timestamp? > I might be wrong, but I believe you need to infer the frame number based > on where it appears in the output. Given

Re: [FFmpeg-user] Virtual camera

2020-07-10 Thread Moritz Barsnick
On Thu, Jul 09, 2020 at 13:38:27 +0100, Simon Brown wrote: > I was wondering if there is any way to use FFmpeg to create a virtual > camera for a PC/Mac from an H264 stream source. I know FFmpeg can use > directshow as an input device. On Linux, the v4l2loopback device can be used to do this, I

Re: [FFmpeg-user] Compiling on an aarch64 machine

2020-07-09 Thread Moritz Barsnick
On Thu, Jul 09, 2020 at 10:16:29 +0200, Verachten Bruno wrote: > The fact that FFMpeg does not compile without this trick of exporting an > empty CFLAGS variable on aarch64 there: https://trac.ffmpeg.org/ . > If you consider this is not a bug, that's perfect for me, but in my point > of view, that

Re: [FFmpeg-user] How to download encrypted m3u8 providing the key?

2020-07-07 Thread Moritz Barsnick
On Tue, Jul 07, 2020 at 17:56:57 -0300, Matheus Silva wrote: > but it is strange that ffmpeg does not provide a easy way to set/replace > the decryption key on the command line Perhaps it does, but I couldn't figure out whether, and if so, which of the many key options might apply. Moritz

Re: [FFmpeg-user] How to download encrypted m3u8 providing the key?

2020-07-07 Thread Moritz Barsnick
Hi Matheus, On Tue, Jul 07, 2020 at 14:45:08 -0300, Matheus Silva wrote: > Guys, how can I download from an encrypted m3u8 but that the key's URI is > no longer available? Obviously I downloaded the key previously, a 16 byte > file (that I get the hex string using "xxd -p"), I tried the following

Re: [FFmpeg-user] MP4 to IFF (ILBM) frames export for Amiga

2020-07-06 Thread Moritz Barsnick
Hi Benoit, On Mon, Jul 06, 2020 at 11:12:47 -0400, Benoit Deschenes wrote: > Hi, I try to find a way to convert .mp4 videos to IFF (ILBM) frames. Funny you should ask. The same question was just asked yesterday. Is this a new and merging format? ;-)

Re: [FFmpeg-user] Amiga IFF ILBM image format support

2020-07-06 Thread Moritz Barsnick
On Mon, Jul 06, 2020 at 03:38:40 -0500, muadib3D wrote: > ffmpeg version 3.4.6-0ubuntu0.18.04.1 Copyright (c) 2000-2019 the FFmpeg > developers (This version is quite old, but that's not the point.) > [NULL @ 0x559285cf8d80] Unable to find a suitable output format for > 'Output_med.iff' >

Re: [FFmpeg-user] concat mp4 text list input and wav text list input into one video/audio file?

2020-07-04 Thread Moritz Barsnick
On Sat, Jul 04, 2020 at 12:48:09 +, Ram Shaffir wrote: > A necessary tweak for this task is to move the audio 1.5 seconds forward; I > added '-itsoffset 1.5' before the audio input: [...] > But it doesn't seem to affect the output. You may want to instead try using "-ss 1.5" in front of one

Re: [FFmpeg-user] concat mp4 text list input and wav text list input into one video/audio file?

2020-07-04 Thread Moritz Barsnick
Hi Ram, On Fri, Jul 03, 2020 at 12:55:00 +, Ram Shaffir wrote: > ffmpeg -y -f concat -safe 0 -i /usr/ramDisk/video_list.txt -c copy -acodec > copy -movflags +faststart /usr/ramDisk/merged.mp4 [...] > how can I concat the mp4 files with the wav files using their txt files as -i > inputs to

Re: [FFmpeg-user] Low CPU HQ format for local streaming?

2020-06-30 Thread Moritz Barsnick
Hi Simon, in addition to what Carl Eugen wrote: On Tue, Jun 30, 2020 at 10:21:52 -0600, Simon Roberts wrote: > I need to find an encoding, and presumably a file type, that a) works in a > streaming format, and b) is as low CPU usage as possible. I don't believe I > care about bandwidth, this is

Re: [FFmpeg-user] Different MD5 hashes for identical tracks

2020-06-30 Thread Moritz Barsnick
On Tue, Jun 30, 2020 at 19:31:24 +0300, raistlin.mli...@yandex.ru wrote: > There are 2 sample m2ts files (about 84 MB each): > https://mir.cr/0Y8ROTYT (1) > https://mir.cr/RFI1MNOM (2) > > Stream a:5 in (1) and stream a:4 in (2) are identical (being binary > compared). Though ffmpeg reports they

Re: [FFmpeg-user] write output of find_rect to a file?

2020-06-29 Thread Moritz Barsnick
On Mon, Jun 29, 2020 at 17:35:50 +0200, Michael Koch wrote: > Very good, that's exactly what I need. I did already make some tests > with -show_entries before I posted this question. But I didn't know the > names of the variables "lavfi.rect.x" and "lavfi.rect.y". Are these > variables documented

Re: [FFmpeg-user] RTMP and proxy

2020-06-29 Thread Moritz Barsnick
On Mon, Jun 29, 2020 at 19:23:25 +0200, Verachten Bruno wrote: > I'm trying to get ffmpeg to use a proxy. Here is my command: > ffmpeg -http_proxy "http://192.168.0.217:3128/; -i sample.h264 -c:v > copy -c:a copy -f flv "rtmp://live-cdg.twitch.tv/app/live_toto" > -loglevel debug > Option

Re: [FFmpeg-user] Encoding Warnings

2020-06-29 Thread Moritz Barsnick
On Mon, Jun 29, 2020 at 17:18:51 +0200, Moritz Barsnick wrote: > $ ffmpeg -i INPUT -map 0:a -af volumedetect -f null - > > and will find the absolute maximum of the first audio channel. I meant: of the first audio *stream*. Sorry. Moritz _

Re: [FFmpeg-user] Encoding Warnings

2020-06-29 Thread Moritz Barsnick
On Mon, Jun 29, 2020 at 10:44:04 -0400, Jim wrote: > AFAIK, ffmpeg does not have the ability to analyze the volume of every > sample throughout an audio file, find the greatest amplitude, calculate > the adjustment needed to make the loudest part of the file the maximum, It does. > and then

Re: [FFmpeg-user] write output of find_rect to a file?

2020-06-29 Thread Moritz Barsnick
Hi Michael, On Mon, Jun 29, 2020 at 13:24:30 +0200, Michael Koch wrote: > Hello, > > I want to track an object and need the x,y coordinates of this object > for each frame. > Is it possible to write the output of the find_rect filter to a file? I don't have any good command line for find_rect

Re: [FFmpeg-user] extract first 26 seconds not workings as expected

2020-06-29 Thread Moritz Barsnick
On Sun, Jun 28, 2020 at 18:31:15 +, Leonardo via ffmpeg-user wrote: > $ ffmpeg -i main.mp4 -ss 00:00:00.00 -t 00:00:26.00 -c copy part1.mp4 [...] > frame=  322 fps=0.0 q=-1.0 Lsize= 523kB time=00:00:25.95 bitrate= > 165.2kbits/s speed=8.19e+03x     > video:519kB audio:0kB subtitle:0kB

Re: [FFmpeg-user] What version of ffmpeg is compatible with libvpx 1.5.0?

2020-06-29 Thread Moritz Barsnick
On Sun, Jun 28, 2020 at 22:40:39 -0300, CESAR MURILO DA SILVA JUNIOR wrote: > I use OS Slackware 14.2, and for it there is libvpx 1.5.0. Which version of > ffmpeg is supported? ffmpeg has supported libvpx 1.5.0 for a very long time, and still does. > I currently have ffmpeg 3.2.4 and wanted to

Re: [FFmpeg-user] Fwd: OBS and OBS Portable Recording Into Same File Simultaneously

2020-06-26 Thread Moritz Barsnick
On Wed, Jun 24, 2020 at 10:59:51 -0400, David Bayles wrote: > In OBS and OBS Portable, my video technician had the save location set to > the same exact folder (this was not how I intended it to be, but he made a > last minute change to accomadate what he suspected was a faulty hard > drive). We

Re: [FFmpeg-user] Capture multiple streams into same container?

2020-06-24 Thread Moritz Barsnick
On Tue, Jun 23, 2020 at 21:31:25 -0600, Simon Roberts wrote: > But I have no clue how to start with this. I tried simply adding more input > channels to my input specifications: > > ffmpeg -f decklink -i 'DeckLink Quad HDMI Recorder (1)' -f decklink -i > 'DeckLink Quad HDMI Recorder (4)' -c:v

Re: [FFmpeg-user] Update ffmpeg

2020-06-22 Thread Moritz Barsnick
On Mon, Jun 22, 2020 at 10:35:18 +0200, Lhuillier Sébastien wrote: > I have a PC specifically dedicated to FFMPEG and video editing under debian > 9.12. > I would like to update FFMPEG (my version used is 3.2.14-1~deb9u1. > The proposed packages do not have the new version 4 of ffmpeg. Do I have

Re: [FFmpeg-user] how to protect my stream using ffmpeg with protocol rtsp

2020-06-17 Thread Moritz Barsnick
On Wed, Jun 17, 2020 at 18:20:10 +0200, carlo sgambato wrote: > How can i insert this files in the encoder (ffmpeg)? > > The stream command is this: > > ./ffmpeg -re -i prova.mp4 -c:v h264_nvmpi -b:v 4000k -r 30 -ac 1 -ar 44100 > -f rtsp -rtsp_transport tcp rtsp://94.177.197.109:443/live/a

Re: [FFmpeg-user] Streaming wav sound with FFMPEG

2020-06-17 Thread Moritz Barsnick
Hi Nicolas, On Wed, Jun 17, 2020 at 11:37:00 +0200, Nicolas VAMBAIRGUE wrote: > So I tried the couple : > >     ffmpeg -i http://199.180.75.118:80 -acodec pcm_s16le -ar 44100 -ac > 2 -f rtp -sdp_file /home/dr_click/audio.sdp rtp://127.0.1.1:1234 > > and > >     ffplay /home/dr_click/audio.sdp >

Re: [FFmpeg-user] MPEG2 Profile Options Integer order wrong

2020-06-17 Thread Moritz Barsnick
Hi Bill, On Wed, Jun 17, 2020 at 12:28:39 +1000, Bill Crockett wrote: > Before you told me this, I did try the words "high" or "main", but I put in > quotes either single or double and got errors. It would be extremely helpful if you showed us the *actual* command line used, and the (complete,

Re: [FFmpeg-user] Converting DTS (timestamps) in mpegts to HH:MM:SS:FF

2020-06-16 Thread Moritz Barsnick
On Tue, Jun 16, 2020 at 09:45:02 +0100, Kieran O Leary wrote: > On Tue, Jun 16, 2020 at 9:40 AM Kieran O Leary > > OK, so I figured out that the dts needs to be divided by > > pkt_duration_time, which in this instance was 3600. Not sure how to get > > that aside from using ffprobe as I don't see

Re: [FFmpeg-user] Libavcodec conflicts

2020-06-15 Thread Moritz Barsnick
On Mon, Jun 15, 2020 at 18:10:56 +, gatodiablo--- via ffmpeg-user wrote: > Moritz, Yes that is how it "should" work. Either set of packages > either normal or extra should work, but that isn't what's happening. > I installed the extras packages and apt tells me ffmpeg has "broken >

Re: [FFmpeg-user] ffmpeg drops 360 video metadata

2020-06-15 Thread Moritz Barsnick
On Mon, Jun 15, 2020 at 07:33:06 -0500, Rama Krishna Thelagathoti wrote: > Hello ffmpeg team, kindly help me with following issue > 360sample.mp4 is 360 video and with following command out.mp4 is also 360 > video. > > sudo ffmpeg -i 360sample.mp4 -vcodec libx264 -strict unofficial > -vprofile

Re: [FFmpeg-user] Libavcodec conflicts

2020-06-15 Thread Moritz Barsnick
On Mon, Jun 15, 2020 at 13:04:18 +, FFmpeg user discussions wrote: This is pretty muc a distribution issue, but let's try to help: > So I wanted to install all the extra codecs for ffmpeg. I'm using > mint 19. Right away apt tells me Libavcodec-extra57 conflicts with > libavcodec57 and

Re: [FFmpeg-user] how to avoid double encoding

2020-06-13 Thread Moritz Barsnick
Hi Thomas, On Sat, Jun 13, 2020 at 19:46:49 +0200, Thomas Hezel wrote: > Want to make MPEG-DASH plus HLS plus Fallback mp4 encoding for adaptive > bitrate streaming from websites. For playback I use dash.js > > All works fine and perfect but I do the encoding twice and with the exact > same

Re: [FFmpeg-user] Compression issue using ffmpeg

2020-06-12 Thread Moritz Barsnick
On Fri, Jun 12, 2020 at 16:46:30 +, FFmpeg user discussions wrote: > Requesting you to read the entire email and kindly help me in solving > this. I'm in urgent need of this fix. This is all voluntary work here, but happy to help. > I used the following command to convert a .mov file to

Re: [FFmpeg-user] copy encoder settings for cycling platform

2020-06-11 Thread Moritz Barsnick
On Thu, Jun 11, 2020 at 09:33:55 +0200, Bernd Eller wrote: > I wont upload big files which they reduce from eg. 17GB to 4GB, but i > dont wont upload it in a lesser quality than they re-code > > This mean i want upload it in the same quality or a little bit higher. As Edward said: If your upload

Re: [FFmpeg-user] ffprobe different outputs for file input and binary data input

2020-06-09 Thread Moritz Barsnick
On Tue, Jun 09, 2020 at 14:00:56 -0700, Ming Tu wrote: > ffmpeg version 3.2.14-1~deb9u1 Copyright (c) 2000-2019 the FFmpeg developers This version is (functionally) almost ancient. Could you please retry with latest git? You can grab a static binary here: https://johnvansickle.com/ffmpeg/ (Left

Re: [FFmpeg-user] H264 video toolbox settings

2020-06-09 Thread Moritz Barsnick
Hi Nuno, On Tue, Jun 09, 2020 at 09:04:53 +0100, Nuno Santos wrote: > > Oh, you mean using the libav* libraries? Then you're basically on the > > wrong mailing list. > > What’s the correct mailing list for this? It's pretty clearly outlined here:

Re: [FFmpeg-user] H264 video toolbox settings

2020-06-09 Thread Moritz Barsnick
On Mon, Jun 08, 2020 at 22:28:55 +0100, Nuno Santos wrote: > Sorry if this is a basic question, but how does one know the > available the options for the h264_videotoolbox? Usually with something like $ ffmpeg -h encoder=h264_videotoolbox > I want to set them programmatically and not via ffmpeg

Re: [FFmpeg-user] Silence, audio level and loudness measurement using FFMPEG

2020-06-08 Thread Moritz Barsnick
On Fri, Jun 05, 2020 at 18:31:04 +0530, rohit khali wrote: > All links I came across seem to be based on ffmpeg commands. Ex: ffmpeg.exe > -i .input.ac3 -filter_complex ebur128=peak=true op.wav > It will be great if you can point to some API usage with filter options. this list is for the

Re: [FFmpeg-user] Lensfun an v360

2020-06-06 Thread Moritz Barsnick
Moin Tobias, bitte an die Liste anworten, und nicht nur an mich. (Dies geht jetzt wieder an die Liste.) On Sat, Jun 06, 2020 at 15:23:40 +0200, Tobias Müller wrote: > thank you for your kind and fast response. It's appreciated. I am using > the version in the

Re: [FFmpeg-user] Lensfun an v360

2020-06-06 Thread Moritz Barsnick
On Sat, Jun 06, 2020 at 14:36:26 +0200, Tobias Müller wrote: > in the version for Windows of ffmpeg offered on > https://www.ffmpeg.org/download.html#build-windows the filters lensfun > and v360 aren't included. How can these filters be installed? Actually, all that's offered there is a link,

Re: [FFmpeg-user] DTS:X and Atmos.

2020-06-02 Thread Moritz Barsnick
On Mon, Jun 01, 2020 at 23:06:41 +0200, Nomis101 wrote: > Am 01.06.20 um 21:27 schrieb Carl Eugen Hoyos: > > Am Mo., 1. Juni 2020 um 20:19 Uhr schrieb Nomis101 : > >> (-acodec copy), will the DTS:X / Atmos related information be fully/partly > >> stripped away or will it be preserved? Did you

Re: [FFmpeg-user] question about fps filter

2020-05-26 Thread Moritz Barsnick
Hi Andy, On Mon, May 25, 2020 at 20:43:03 -0400, Andy Sheimo wrote: > How can I check if this version contains the changes you reference? > > ffmpeg.exe -version > > ffmpeg version N-97877-g1e8ed181e3-ffmpeg-windows-build-helpers Copyright > > (c) 2000-2020 the FFmpeg developers Simply

Re: [FFmpeg-user] HTTP input file seeking

2020-05-25 Thread Moritz Barsnick
On Thu, May 21, 2020 at 10:55:39 -0400, Jimmy wrote: > Does ffmpeg have the capability to handle an HTTP input file as seekable? Yes, it does. > I was hopeful that it would support something like RFC7233 > but it appears to treat it like > stdin. Only under

Re: [FFmpeg-user] how to control quality of subtitles

2020-05-25 Thread Moritz Barsnick
On Mon, May 25, 2020 at 10:10:06 +0200, Peter Münster wrote: > I've tried it with the -palette option, but the rendering of the > subtitles did not change in any way... There is a reason for that: > peter@ws:/tmp/ffmpeg-tests> ffmpeg -i orig-dvbsub.ts -map 0:0 -map 0:1 -map > 0:2 -c:v libx264

Re: [FFmpeg-user] Resizing result with nearest neighbour is highly compressed

2020-05-22 Thread Moritz Barsnick
On Fri, May 22, 2020 at 13:52:40 +0200, Nick wrote: > I'm trying to resize a .mp4 video with FFmpeg but the result is artifacted > to hell and back, how can I fix it? To be honest, I see the same artifacts in the original. (I dumped single frames losslessly to PNG and viewed them full-screen.

Re: [FFmpeg-user] [ffmpeg] preserving metadata from .mp4 to .jpg/.png frames

2020-05-22 Thread Moritz Barsnick
On Fri, May 22, 2020 at 07:52:14 +0200, Michael Koch wrote: > here is an example of a JPG for which exiftool (version 11.26) reports 6 > dates/times: > http://www.astro-electronic.de/IMG_1343.jpg Yes, that file contains actual EXIF metadata, including date tags. That doesn't change the fact that

Re: [FFmpeg-user] [ffmpeg] preserving metadata from .mp4 to .jpg/.png frames

2020-05-21 Thread Moritz Barsnick
On Thu, May 21, 2020 at 20:05:10 +0100, Kieran O Leary wrote: > On Thu, May 21, 2020 at 6:05 PM Michael Koch > > I have a JPG image for which exiftool reports six times: > > -- File Modification Date/Time > > -- File Access Date/Time > > -- File Creation Date/Time > > -- Modify Date > > --

Re: [FFmpeg-user] How to view a YT vid that is split into right and left views into a single view

2020-05-21 Thread Moritz Barsnick
On Wed, May 20, 2020 at 09:09:43 -0600, JD wrote: > Would appreciate some working suggestions > See https://www.youtube.com/watch?v=unzkYhrW-WE Check out the stereo3d filter. Its options depend on the type of 3D input. This seems to work for me with the given YouTube link: $ ffplay -vf

Re: [FFmpeg-user] creating a grid like Zoom

2020-05-20 Thread Moritz Barsnick
Hi Michael, On Tue, May 19, 2020 at 10:25:17 -0700, Michael Glenn Williams wrote: > We tried following the examples of making grids when reading live streams > liek this: > https://www.reddit.com/r/ffmpeg/comments/aimdx9/ffserver_video_grid_source_ffserver_http_ts/ > > With the example: Using

Re: [FFmpeg-user] What is 'yuv420p(tv, smpte170m, progressive)'?

2020-05-19 Thread Moritz Barsnick
On Tue, May 19, 2020 at 09:56:51 -0400, Mark Filipak wrote: > If ffmpeg uses "smpte170m" with "progressive" to denote hard > telecine, then I want to detelecine first. I thought it was understood that "smpte170m" is a notation for a colorspace or color encoding (in the widest sense), while

Re: [FFmpeg-user] CRF and Preset in H265, am I loosing it?

2020-05-19 Thread Moritz Barsnick
On Sat, May 02, 2020 at 14:30:26 +0200, Bouke / VideoToolShed wrote: > https://trac.ffmpeg.org/wiki/Encode/H.265 > > > Under the Constant Rate Factor (CRF): > > -Put differently, if you choose ultrafast, the encoding process is going to > run fast, and

Re: [FFmpeg-user] ffmpeg output messages

2020-05-18 Thread Moritz Barsnick
On Sun, May 17, 2020 at 18:50:49 -0600, JD wrote: > (using ffmpeg version 4.2.2 Copyright (c) 2000-2019 the FFmpeg developers). > what does it mean when ffmpeg (during transcode) > belches out: > bitrate=1366.8kbits/s dup=0 drop=133 speed=0.404x > > So, if there were 0 duplicates, why drop 133

Re: [FFmpeg-user] FFmpeg Vulnerable to Denial-of-Service (DoS) via Heap-Based Buffer Overflow in 'cbs_jpeg.c' File

2020-05-15 Thread Moritz Barsnick
On Fri, May 15, 2020 at 08:28:03 +, FFmpeg user discussions wrote: > Would like to understand, any plan to fix the to the > https://nvd.nist.gov/vuln/detail/CVE-2020-12284 (FFmpeg Vulnerable to > Denial-of-Service (DoS) via Heap-Based Buffer Overflow in > 'cbs_jpeg.c' File) This is a user and

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