Re: [FFmpeg-user] ffmpeg websocket connection

2018-01-12 5:33 GMT+01:00 kamal shadi : > Does ffmpeg support webrtc protocol to receive live stream? Many (all?) of the necessary capabilities for webrtc, including mulaw, alaw, opus and several video codecs, are implemented within FFmpeg but FFmpeg so far does not

Re: [FFmpeg-user] Alpha Channel QT with SubTitles

2018-01-11 22:42 GMT+01:00 Gandharv Bhagat : > I am trying to generate an alpha channel QT, with Apple animation > codec, but the I get output has a white background. How do you test the background? The fact that there is a white background using media players (which in many

Re: [FFmpeg-user] Bitrate range when streaming to udp

2018-01-15 13:26 GMT+01:00 Alex Alex : > I have a *.ts file. I want to stream it via udp. No transcoding > or other similar things, just one stream of MPEG TS. > And I'd like to have CBR of the stream, as constant as possible. Do you know what CBR exactly means for a

Re: [FFmpeg-user] compiler warnings current snapshot

2018-01-15 3:53 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > > Am 15.01.2018 um 03:43 schrieb Carl Eugen Hoyos: >> >> 2018-01-15 3:41 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >>> >>> >>> Am 15.01.2018 um 03:38 schrieb

Re: [FFmpeg-user] compiler warnings current snapshot

2018-01-15 3:10 GMT+01:00 Reindl Harald : > src/libavformat/rtmpcrypt.c: In function 'rtmpe_write': > src/libavformat/rtmpcrypt.c:304:36: warning: passing argument 2 of > 'av_rc4_crypt' discards 'const' qualifier from pointer target type > [-Wdiscarded-qualifiers] >

Re: [FFmpeg-user] compiler warnings current snapshot

2018-01-15 3:41 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > > Am 15.01.2018 um 03:38 schrieb Carl Eugen Hoyos: >> >> 2018-01-15 3:10 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >> >>> src/libavformat/tls_openssl.c: In function 'ff_op

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-15 3:39 GMT+01:00 Reindl Harald : > all as long your response is a useless "only current snapshot is > supported here" when 90% of these questions are complety > agnostic to whatever ffmpeg version Funny that you write this now: I fixed the alac issue you just

Re: [FFmpeg-user] compiler warnings current snapshot

2018-01-15 3:10 GMT+01:00 Reindl Harald : > src/libavformat/tls_openssl.c: In function 'ff_openssl_deinit': > src/libavformat/tls_openssl.c:105:43: warning: the comparison will always > evaluate as 'false' for the address of 'openssl_lock' will never be NULL > [-Waddress]

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-15 3:32 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > > Am 15.01.2018 um 03:25 schrieb Carl Eugen Hoyos: >> >> 2018-01-15 3:23 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >>> >>> Am 15.01.2018 um 03:18 schrieb Carl Eugen Hoy

Re: [FFmpeg-user] compiler warnings current snapshot

2018-01-15 3:28 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > Am 15.01.2018 um 03:24 schrieb Carl Eugen Hoyos: >> >> 2018-01-15 3:10 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >>> >>> in current snapshot there are tons of &q

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-15 3:23 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > > Am 15.01.2018 um 03:18 schrieb Carl Eugen Hoyos: >> >> 2018-01-15 3:12 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >>>> >>>> (Mostly because several options you

Re: [FFmpeg-user] compiler warnings current snapshot

2018-01-15 3:10 GMT+01:00 Reindl Harald : > in current snapshot there are tons of "arning: '__builtin___snprintf_chk' > output may be truncated before the last format character > [-Wformat-truncation=]" warnings Did you look at any of them? See also below. > In file

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-15 3:12 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > Am 15.01.2018 um 02:51 schrieb Carl Eugen Hoyos: >> >> 2018-01-15 2:36 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >>> and used the exact same configures as i did >>

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-15 2:36 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > Am 14.01.2018 um 22:47 schrieb Carl Eugen Hoyos: >> >> 2018-01-14 17:32 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >> >>> 0.155.2893 is currently not useable for ffmpeg >&

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-15 0:13 GMT+01:00 Beltran Cambronero : > Well, x264 0.155.2893 works fine with the latest ffmpeg snapshot; I haven't > done any extensive testing but it does compile correctly and ffmpeg works. Thank you for confirming this! > The problem here is that I

Re: [FFmpeg-user] what x264 version to build ffmpeg 3.4.1?

2018-01-14 17:32 GMT+01:00 Reindl Harald : > 0.155.2893 is currently not useable for ffmpeg This sounds unlikely. Carl Eugen ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To

Re: [FFmpeg-user] Bitrate range when streaming to udp

2018-01-12 12:56 GMT+01:00 Alex Alex : > Does multicast bitrate depend on a source file features? Is it > possible to prepare the file better for getting smoother output > bitrate? Are you asking about adaptive bitrate? That either needs files encoded to the desired

Re: [FFmpeg-user] x264 0.155.2893 (very recent changes)

2018-01-11 13:05 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > Am 11.01.2018 um 11:54 schrieb Carl Eugen Hoyos: >> You claim that there is no config.log file in your FFmpeg build >> directory (or its subdirectory ffbuild): How can I reproduce this? > &

Re: [FFmpeg-user] x264 0.155.2893 (very recent changes)

2018-01-11 11:51 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > Am 11.01.2018 um 11:44 schrieb Carl Eugen Hoyos: >>>>> >>>>> Include the log file "ffbuild/config.log" produced by configure as this >>>>> will help solve th

Re: [FFmpeg-user] x264 0.155.2893 (very recent changes)

2018-01-11 11:32 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: > > Am 11.01.2018 um 11:16 schrieb Carl Eugen Hoyos: >> >> 2017-12-25 22:24 GMT+01:00 Reindl Harald <h.rei...@thelounge.net>: >>> >>> ERROR: libx264 not found >>> >>&

Re: [FFmpeg-user] x264 0.155.2893 (very recent changes)

2017-12-25 22:24 GMT+01:00 Reindl Harald : > ERROR: libx264 not found > > If you think configure made a mistake, make sure you are using the latest > version from Git. If the latest version fails, report the problem to the > ffmpeg-user@ffmpeg.org mailing list or IRC

Re: [FFmpeg-user] Lossless and colour preserving pix_fmt?

2018-01-11 4:52 GMT+01:00 Jim DeLaHunt : > On 2018-01-07 21:29, Jim DeLaHunt wrote: >> >> Hello, ffmpeg'rs: >> >> I'm trying to overlay animated GIFS onto one white background, with some >> text at the top. I'm looking for an incantation which a) does the job and >> b)

Re: [FFmpeg-user] Adding audio track to MP4 seems to override the video stream

2018-01-10 7:37 GMT+01:00 Cyle Hunter : > I’m trying to add an audio track to an existing MP4 video. It > seems when I add the new audio stream the video stream gets > corrupted. Please test current FFmpeg git head, if the issue is reproducible please provide an input

Re: [FFmpeg-user] Bitrate range when streaming to udp

2018-01-09 23:37 GMT+01:00 Alex Alex : > I try to solve a problem which seems to be very simple. There is a > source file which is to be streamed as multicast (UDP) infinitely. If you don't want to reencode the file, there must be a better tool than FFmpeg (I don't know

Re: [FFmpeg-user] essence MD5 for still images

2018-01-09 22:25 GMT+01:00 *** : > On the same subject Appears to be a different subject, but most of all, please remember not to top-post on this mailing list. > when calculating the MD5 of an audio WAV file ffmpeg > defaults to 16 bit. No, ffmpeg does not default to "16

Re: [FFmpeg-user] Use of the problem

2018-01-09 9:35 GMT+01:00 林佳弘 : > We are searching the program for our cloud service for commerical use, and > We want to confirm with you whether we can use it under the following > circumstances. > FFmpeg exe files and our services are on the server, the FFmpeg exe

Re: [FFmpeg-user] Pass Xvfb directly to ffmpeg

2018-01-08 15:58 GMT+01:00 mario90yxz : > I'm trying to pass Xvfb buffor directly to ffmpeg inside Docker. This is > approach give me really big performance benefits. > > This is how I'm doing it: > > Xvfb write the screen output: > `sudo Xvfb $DISPLAY -ac -screen 0

Re: [FFmpeg-user] Transcoding wave to ape

2018-01-09 3:26 GMT+01:00 JD <jd1...@gmail.com>: > > > On 01/08/2018 06:48 PM, Carl Eugen Hoyos wrote: >> >> 2018-01-08 20:03 GMT+01:00 JD <jd1...@gmail.com>: >>> >>> Used >>> >>> $ ffmpeg --version >>> ffmpeg version

Re: [FFmpeg-user] Transcoding wave to ape

2018-01-08 20:03 GMT+01:00 JD : > Used > > $ ffmpeg --version > ffmpeg version N-88150-gae100046ca-static https://johnvansickle.com/ffmpeg/ > Copyright (c) 2000-2017 the FFmpeg developers > built with gcc 6.4.0 (Debian 6.4.0-8) 20171010 > configuration: --enable-gpl

Re: [FFmpeg-user] MPEG-2 to H264 jerky output - soccer match

2018-01-08 18:54 GMT+01:00 José María Infanzón : > Hi Carl - Thanks for your quick reply. This is my first time writing > through the user list, so my apologies if I miss something. Please do not top-post here. > Let me add all the outputs with FFPROBE and FFMPEG: (I always

Re: [FFmpeg-user] MPEG-2 to H264 jerky output - soccer match

2018-01-08 1:37 GMT+01:00 José María Infanzón : > When we encode another stream, let's say a movie from mpeg-2 > to h264 final result is pretty good, but when we encode on a sport > channel the result is very jerky. For example on a soccer match, > *around the players* is

Re: [FFmpeg-user] FFMPEG sidechaincompress not working as it should?

2018-01-08 8:39 GMT+01:00 Paul B Mahol <one...@gmail.com>: > On 1/8/18, Carl Eugen Hoyos <ceffm...@gmail.com> wrote: >> 2017-10-23 7:03 GMT+02:00 Frank @ Taapo <i...@taapo.com>: >> >>> ffmpeg.exe -i temp_music.aif -i temp_voice.aif -filter_co

Re: [FFmpeg-user] Lossless and colour preserving pix_fmt?

2018-01-08 6:29 GMT+01:00 Jim DeLaHunt : > I'm trying to overlay animated GIFS onto one white background, with some > text at the top. I'm looking for an incantation which a) does the job and > b) leaves all the colours of the animated gifs unchanged. Depending on

Re: [FFmpeg-user] partial file restore from tape

2018-01-08 4:03 GMT+01:00 Swami Kevala : > We write large HD video files (MXF) to LTO tape. We want to develop a > solution where we can restore a subclip alone from the tape. (This is > commonly referred to as PFR - partial file restore) (I wonder if mxf is the

Re: [FFmpeg-user] image2 examples missing `-f image2`, can that be right?

2018-01-08 1:40 GMT+01:00 Carl Eugen Hoyos <ceffm...@gmail.com>: > 2018-01-08 1:33 GMT+01:00 Jim DeLaHunt <from.ffmpeg-u...@jdlh.com>: >> On 2018-01-07 16:24, Carl Eugen Hoyos wrote: >>> >>> 2018-01-08 1:12 GMT+01:00 Jim DeLaHunt <from.ffmpeg-u...@jdlh

Re: [FFmpeg-user] image2 examples missing `-f image2`, can that be right?

2018-01-08 1:33 GMT+01:00 Jim DeLaHunt <from.ffmpeg-u...@jdlh.com>: > On 2018-01-07 16:24, Carl Eugen Hoyos wrote: >> >> 2018-01-08 1:12 GMT+01:00 Jim DeLaHunt <from.ffmpeg-u...@jdlh.com>: >>> >>> On 2018-01-07 15:20, Carl Eugen Hoyos wrote: >

Re: [FFmpeg-user] image2 examples missing `-f image2`, can that be right?

2018-01-08 1:12 GMT+01:00 Jim DeLaHunt <from.ffmpeg-u...@jdlh.com>: > On 2018-01-07 15:20, Carl Eugen Hoyos wrote: >> >> ...[snip]... >> I hope this helps, I will close your ticket >> (and try to explain there). Sorry, this was apparently mislead

Re: [FFmpeg-user] FFMPEG sidechaincompress not working as it should?

2017-10-23 7:03 GMT+02:00 Frank @ Taapo : > ffmpeg.exe -i temp_music.aif -i temp_voice.aif -filter_complex > "[1:a]asplit=2[sc][mix];[0:a][sc]sidechaincompress=threshold=0.1:ratio=5[bg]; > [bg][mix]amerge[fin‌al]" -map [final] final.mp3 The letter "n‌" in the name of the output

Re: [FFmpeg-user] Autorotation issues - portrait orientation screen

2018-01-08 0:37 GMT+01:00 Andrey Goreev : > I have 1920x1080 videos with rotation flag 90. After I use this command: > > ffmpeg -hide_banner -loglevel "${loglevel}" -y -i "${f}" -f mp4 -c:a "${ca}" > -b:a "${ba}" -c:v "${cv}" -crf "${crf}" -preset "${preset}" -map_metadata 0

Re: [FFmpeg-user] Combine 2 small GIF images to small animated GIF, fails with "Decoder (codec none) not found for input stream #0:0"

2018-01-07 8:02 GMT+01:00 Jim DeLaHunt : > % ffmpeg -f image2 -i blue_%d.gif This did work in the past but at the same time, most gif files were not supported at all so it is very unlikely that current behaviour will change in the future (work-arounds are trivial

Re: [FFmpeg-user] image2 examples missing `-f image2`, can that be right?

2018-01-07 8:08 GMT+01:00 Jim DeLaHunt : > I'm reading the documentation for the image2 demuxer[1]. It has three > examples, in section 20.9.1 Examples. > > ffmpeg -framerate 10 -i 'img-%03d.jpeg' out.mkv > ffmpeg -framerate 10 -start_number 100 -i 'img-%03d.jpeg'

Re: [FFmpeg-user] essence MD5 for still images

2018-01-06 20:38 GMT+01:00 *** : > Somewhere I discovered that ffmpeg will create essence > MD5s for supported still image formats. And audio and video. (From FFmpeg's pov, an image format is a video format.) > I began using the following command to verify that > the image

Re: [FFmpeg-user] Transport Stream Error Correction & Cleanup possible?

2018-01-06 1:35 GMT+01:00 georg2...@t-online.de : >> I often used ProjectX (even for H264) > > It is said that HDTV-streams are MPEG-4 AVC (aka H264) We have MPEG-2 and HEVC HDTV samples. > which is incompatible with ProjectX (bug still open Not sure if it makes sense to

Re: [FFmpeg-user] adding movie clips together to make one continious clip

2018-01-05 6:19 GMT+01:00 Russ Whitaker : > Have several movie clips I would like to put together to make one > single movie clip. Tried the hint on the man page with two clips. Command line and complete, uncut console output missing. (The concat protocol cannot work for

Re: [FFmpeg-user] ffprobe not working in command line

2018-01-04 23:40 GMT+01:00 Jim Shupert : > > On 1/4/2018 1:37 PM, Gaye Gül Bulut wrote: >> Previously, I was able to create csv files using ffprobe. Today, I am >> getting this error: >> $ ffprobe >> 'ffprobe' is not recognized as an internal or external command, >>

Re: [FFmpeg-user] Nvidia HW transcode with 50i to 50p deinterlacing

2018-01-04 7:20 GMT+01:00 Jernej Stopinšek : > This is my command - it gives great results with picture, but sound is out of > sync. Is the issue also reproducible with software decoding, filtering and encoding? If yes, please test current FFmpeg git head and

Re: [FFmpeg-user] ADPCM block size for XAudio

2018-01-02 11:31 GMT+01:00 Martin Wahnschaffe : > Problem is that ffmpeg always uses a blocksize auf 1024. Did you actually verify this? If you change the value for BLKSIZE in libavcodec/adpcm.h does this fix the issue? Thank you, Carl Eugen

Re: [FFmpeg-user] base64 png image series over network

2018-01-03 18:52 GMT+01:00 kamal shadi : > I want to send a series of base64 png images over a TCP port to > ffmpeg and convert the series to a mp4 H.264 video with fps of 30. > > My main question is how to set the ffmpeg to listen to this port and > receive the base64

Re: [FFmpeg-user] Audio not playing in Quicktime Player

2018-01-03 17:50 GMT+01:00 Gabriel Zachmann : > Funny thing is, when I convert to "mov" container, the audio plays fine. (Why "funny", I thought this is expected.) >>> >>> I don't know very much about container format. >>> I always assumed that MOV can contain

Re: [FFmpeg-user] FFMPEG Use Questions

2018-01-03 13:38 GMT+01:00 Carl Eugen Hoyos <ceffm...@gmail.com>: > The most important thing is that you create one filter chain (instead > of running ffmpeg multiple times) to minimize quality losses. The alternative is to use ffv1 as intermediate codec, it is a lossless format u

Re: [FFmpeg-user] Audio not playing in Quicktime Player

2018-01-03 17:24 GMT+01:00 Gabriel Zachmann : >>> Funny thing is, when I convert to "mov" container, the audio plays fine. >> >> (Why "funny", I thought this is expected.) > > I don't know very much about container format. > I always assumed that MOV can contain mp3 as well

Re: [FFmpeg-user] Audio not playing in Quicktime Player

2018-01-03 14:52 GMT+01:00 Gabriel Zachmann : > Funny thing is, when I convert to "mov" container, the audio plays fine. (Why "funny", I thought this is expected.) > When I convert to MP4, it does not. To the best of my knowledge, mp4 support in QT is limited. Carl Eugen

Re: [FFmpeg-user] Audio not playing in Quicktime Player

2018-01-03 14:02 GMT+01:00 Moritz Barsnick : > On Wed, Jan 03, 2018 at 11:39:09 +0100, Gabriel Zachmann wrote: >>Stream #0:1(eng): Audio: mp3 (mp4a / 0x6134706D), 48000 Hz, stereo, s16p, >> 192 kb/s (default) > > Well, at least this

Re: [FFmpeg-user] Audio not playing in Quicktime Player

2018-01-03 11:39 GMT+01:00 Gabriel Zachmann : >Stream #0:1(eng): Audio: mp3 (mp4a / 0x6134706D), 48000 Hz, stereo, s16p, > 192 kb/s (default) Please do not cut excerpts of console output, always provide the ffmpeg command line you tested together with the complete,

Re: [FFmpeg-user] FFMPEG Use Questions

2018-01-03 0:49 GMT+01:00 Larry Camilli : > I'm trying to use FFMPEG to manipulate videos that are the > output of a (cheapo) film-to-video device. [Wolverine brand.] I would have expected that the device also provides still frames that you can feed into FFmpeg. > I

Re: [FFmpeg-user] Can't use latest NASM with FFmpeg?

2018-01-02 17:11 GMT+01:00 Reino Wijnsma : > nasm: fatal: unable to open output file > `/cygdrive/c/DOCUME~1/Admin/LOCALS~1/Temp/ffconf.Zrz2Fm8R/test.o' Is it possible that the binary you tested cannot read Cygwin paths? Carl Eugen

Re: [FFmpeg-user] ADPCM block size for XAudio

2018-01-02 17:12 GMT+01:00 Martin (Imagine Earth) : > xaudio (more precisely XAudio2) is Microsofts replacement for DirectAudio - > the audio component of DirectX. So the files work with old Windows but not with Windows X? Please do not top-post here, Carl Eugen

Re: [FFmpeg-user] Audio not playing in Quicktime Player

2018-01-02 15:44 GMT+01:00 Gabriel Zachmann : > I am converting a video , but when I play the output in Quicktime > Player on macOS, then the audio seems to be gone. Why are you not choosing .mov as output format if your target is QuickTime for which mov was invented? Carl

Re: [FFmpeg-user] Notes on telecine to interlaced video

2018-01-02 18:40 GMT+01:00 Carl Zwanzig : > ffmpeg > -i INPUT.vob (input file) > -vf fps=24000/1001,telecine Sorry for being unclear before: This may be a useful filter for testing or very unusual input but if you just want to create an ntsc-compatible dvd, MEncoder is the better

Re: [FFmpeg-user] Transport Stream Error Correction & Cleanup possible?

2018-01-02 1:08 GMT+01:00 georg2...@t-online.de : > it is said that .ts transport streams (DVB recordings) include errors, Definitely. > error correction data and filler data. I don't think this is correct in general. FFmpeg can create transport streams but it is not

Re: [FFmpeg-user] ADPCM block size for XAudio

2018-01-02 11:31 GMT+01:00 Martin Wahnschaffe : > Problem is that ffmpeg always uses a blocksize auf 1024. xaudio only > supports block sizes of up to 512. What is xaudio? (Patch welcome.) Carl Eugen ___ ffmpeg-user mailing

Re: [FFmpeg-user] build error

2017-12-29 22:16 GMT+01:00 Jim Worrall : >> And does the following still show an issue? >> $ gmake install clean >> >> I suspect this is not often tested... >> >> Carl Eugen > Good question. I retried ‘gmake install clean’ (without starting in a fresh > directory) > and got

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-30 20:24 GMT+01:00 Carl Zwanzig <c...@tuunq.com>: > On 12/30/2017 11:13 AM, Carl Eugen Hoyos wrote: >> >> 2017-12-29 22:03 GMT+01:00 Carl Zwanzig <c...@tuunq.com>: >>> >>> cpz@video-proc-0:/mnt/videofiles % ffmpeg -r ntsc-film -i INPUT.

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-29 22:03 GMT+01:00 Carl Zwanzig : > cpz@video-proc-0:/mnt/videofiles % ffmpeg -r ntsc-film -i INPUT.vob Sorry for missing this! You cannot force an input frame-rate for variable frame-rate files, or to say it differently, you can but it must lead to av-desync. In

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-30 20:08 GMT+01:00 Phil Rhodes : >> input file in question is not film (computers in general cannot >> handle film) but dvd. > > Sourced from what? If I have to guess, some proprietary software that allows dvd authoring. Carl Eugen

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-30 19:57 GMT+01:00 Phil Rhodes : >>> It would almost certainly have been produced with that frame rate in mind > >> No, nothing in the dvd specification requires cfr. > > Yes, filmmaking in general has been doing that for a very long time. I am

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-30 19:14 GMT+01:00 Phil Rhodes : >> The film intro is not stricly 24000/1001 frames, you can see this: >> on the "drop" count in the status line >> on the "29.97 fps" entry in the input section >> (and on the mplayer status output) > > I'd be

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-30 13:59 GMT+01:00 Carl Eugen Hoyos <ceffm...@gmail.com>: > 2017-12-30 3:46 GMT+01:00 Carl Zwanzig <c...@tuunq.com>: > >> Using a handy VOB, I did a conversion and created a pair of files of the >> first ~2 minutes. The lack of sync is quite apparent in the l

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-30 3:46 GMT+01:00 Carl Zwanzig : > Using a handy VOB, I did a conversion and created a pair of files of the > first ~2 minutes. The lack of sync is quite apparent in the last 15 seconds. > > Original- https://www.dropbox.com/s/l4mw62oz62xbph3/tb-orig.mpg The film intro is

Re: [FFmpeg-user] Keeping A/V sync during telecine

2017-12-29 22:03 GMT+01:00 Carl Zwanzig : > In order to support a legacy analog NTSC system, I need to > convert a pile of programs from 24p to 60i with a 3:2 pulldown. (That's a shame...) > I've been successful with the video, however sometimes the > audio comes out early.

Re: [FFmpeg-user] build error

2017-12-28 2:01 GMT+01:00 Jim Worrall : > Thank you Carl Eugen. It was a completely fresh directory. > Maybe an electron went awry. > > I wasn’t aware you could run make/gmake on individual files. When I went > gmake libavformat/libavformat.version > > It seemed to work: >

Re: [FFmpeg-user] Convert to: Apple PRO RES 422 (HQ)

2017-12-23 15:09 GMT+01:00 saeed vayghani : > Our problem is about to converting videos to apple quick time format. > The difficult part is matching output with apple recommended specification. > Please help us to find what switches should we use? > > This is

Re: [FFmpeg-user] build error

2017-12-27 19:52 GMT+01:00 Jim Worrall : > Hi, > I’m building a fresh git clone of ffmpeg on freebsd using clang. > The configure step goes fine with: > > ./configure --cc=/usr/bin/clang --pkg-config-flags="--static" --enable-static > --disable-shared --enable-nonfree

Re: [FFmpeg-user] Question about changing container

2017-12-27 15:01 GMT+01:00 Psyloh Zoff : > I am working on a bunch of videos that I convert from .flv to .mp4 : > ffmpeg -i $s -c copy -copyts -map_metadata 0 $s Please provide the actual command line (no variables) that you tested together with the complete, uncut console

Re: [FFmpeg-user] Bitrate won't change

2017-12-18 21:19 GMT+01:00 Michael Murphy : > ffmpeg -f lavfi -i anullsrc -rtsp_transport tcp -thread_queue_size 512 -i > rtsp:// admin:passw...@xx.xx.xx.xxx /544/h264/ch1/main/av_stream -tune > zerolatency -vcodec libx264 -preset slower -x264opts >

Re: [FFmpeg-user] compile ffmpeg for software OpenMeetings

2017-12-14 17:45 GMT+01:00 Андрей Прицепов : > When I do this by this instruction, but remove that option as you > advice it is just stun(freeze) on this when I do "make clean && make" : I hope you agree that a freeze in your toolchain cannot be an issue with FFmpeg (a

Re: [FFmpeg-user] Encoding 4K 60Hz lossless from a capture card

2017-12-13 3:39 GMT+01:00 Alex Pizzi : > ffmpeg.exe -f dshow -video_size 3840x2160 -framerate 30 -pixel_format bgr24 > -rtbufsize INT_MAX -i video="MZ0380 PCI, Analog 01 Capture" -vf fps=30 > out%d.BMP Complete, uncut console output missing. Do you see the same errors when

Re: [FFmpeg-user] Exporting FFV1 from Premiere Pro

2017-12-13 21:23 GMT+01:00 Dima Ballin : > Greetings all, > I am new to ffmpeg. I've read about how to export H.264 files from Premiere > Pro via ffmpeg, but I was wondering if it's also possible to export a movie > as FFV1? > > Basically, I am trying to create an archival

Re: [FFmpeg-user] remove all I Frames from a video

2017-12-13 0:00 GMT+01:00 KE : > the commands you provided worked fine but > how can i make the resulting “outputnoiframes” playable in vlc? : / Your question - iirc - was how to create a "broken" video. (It is missing SPS and PPS) > id like to achieve the

Re: [FFmpeg-user] remove all I Frames from a video

2017-12-12 17:51 GMT+01:00 KE : > i would love to cut out all the i frames from a video. > and most importantly have NO new i frames added to the output file. > i know this will break the video. but thats exactly what i want. > > what i tried so far: > ffmpeg -y

Re: [FFmpeg-user] Problematic Hikvision video file for conversion ffmpeg

2017-12-12 15:51 GMT+01:00 George Andguladze : Now please stop top-posting, it is rude! Carl Eugen ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link

Re: [FFmpeg-user] Problematic Hikvision video file for conversion ffmpeg

2017-12-12 15:17 GMT+01:00 George Andguladze : > I have also posted a question on Stackoverflow and replied with an answer > describing the steps I took to resolve my specific issue. >

Re: [FFmpeg-user] Problematic Hikvision video file for conversion ffmpeg

2017-12-12 9:25 GMT+01:00 George Andguladze : > Video file itself: https://www.dropbox.com/s/9ccptsuiqk2ntsv/1.zip Thank you for the sample, I opened a ticket for the audio timestamp issue: https://trac.ffmpeg.org/ticket/6910 Does your camera provide different audio

Re: [FFmpeg-user] Problematic Hikvision video file for conversion ffmpeg

2017-12-12 10:27 GMT+01:00 George Andguladze : > how would I calculate the correct audio PTS with respect to video stream? It may be possible with setpts. > As for the intermediate audio file, unfortunately I can only request the file > to be delivered to me in this

Re: [FFmpeg-user] Problematic Hikvision video file for conversion ffmpeg

2017-12-12 9:25 GMT+01:00 George Andguladze : > 2. Audio cannot be played in most media players including VLC. Works mostly fine here with ffplay, to convert you currently have to use an audio-only intermediate file or force audio pts. Carl Eugen

Re: [FFmpeg-user] Live stream to periscope or youtube doesn't seems to work

2017-12-11 1:58 GMT+01:00 Guilherme Santos : > [x11grab @ 0xc3e16a0] 16 bits per pixel screen is not implemented. Update > your FFmpeg version to the newest one from Git. If the problem still > occurs, it means that your file has a feature which has not been > implemented.

Re: [FFmpeg-user] Questions about i-frames

2017-12-11 1:29 GMT+01:00 Moritz Barsnick : > On Sat, Dec 09, 2017 at 16:31:25 +0100, Lionel Crassier wrote: >> I’m trying to replace B-Frames and P-Frames exclusively with i-frames in a >> .mp4 video with x264 codec, mp4 muxer. >> I didn’t see any such functionality in your

Re: [FFmpeg-user] ffmpeg m2ts

2017-12-10 18:22 GMT+01:00 George Nistor : > Does anyone know what library I have to add to the FFMPEG > build To support processing of the "m2ts" files? 1) Please stop top-posting now! 2) You claim that m2ts files do not "process" for you, please provide the ffmpeg

Re: [FFmpeg-user] ffmpeg m2ts

> Am 10.12.2017 um 18:22 schrieb George Nistor : > > Does anyone know what library I have to add to the FFMPEG build > To support processing of the "m2ts" files? Command line and complete, uncut console output missing. Carl Eugen

Re: [FFmpeg-user] how to encode 10bit

2017-12-08 18:44 GMT+01:00 George Nistor : > I am still a little bit confused > Does Zeranoe static build support x265 (HEVC) 10 bit encoding? I don't know. > or I have to build myself to support it? This is always an alternative. > If so can you provide me with the

Re: [FFmpeg-user] FFMPEG's MXF container support for DNxHR with Avid MC?

2017-12-09 9:56 GMT+01:00 Erik Dobberkau : > In general the MXF wrapper is more a blessing > than a curse I may misunderstand this (the sentence is difficult to understand) and I of course do not speak for the project but I believe it is safe to say that the majority of

Re: [FFmpeg-user] FFMPEG's MXF container support for DNxHR with Avid MC?

2017-12-08 22:28 GMT+01:00 Alan Moore : > What should I expect in terms of being able to record or playback > DNxHR in MXF containers using FFMPEG and the compatibility > of those clips in major NLEs? I cannot answer this question. If you need more information, it makes

Re: [FFmpeg-user] make error af_afir.o

2017-12-10 14:37 GMT+01:00 George Nistor : > $ make > CC libavcodec/jpeglsenc.o > jpeglsenc.c > c:\thirdparty\ffmpeg\ffmpeg\libavcodec\get_bits.h(308): warning C4101: > 're_cache': unreferenced local variable > c:\thirdparty\ffmpeg\ffmpeg\libavcodec\jpegls.h(43):

Re: [FFmpeg-user] make error af_afir.o

2017-12-10 14:37 GMT+01:00 George Nistor : > It seems it worked to fix the error. > No I have another one: jpegls > > Here is the log: > > $ make > CC libavcodec/jpeglsenc.o > jpeglsenc.c > c:\thirdparty\ffmpeg\ffmpeg\libavcodec\get_bits.h(308): warning C4101: >

Re: [FFmpeg-user] Sending Patches to the Dev List

2017-12-07 9:08 GMT+01:00 Jon bae : > on Monday I send a little patch for the *vf_blackdetect.c* filter to the > dev list, but I don't got any response. I don't wanted to sound impatient, > I just want to know that I did everything right. > > One thing is to, that my patch is

Re: [FFmpeg-user] how to encode 10bit

2017-12-07 22:30 GMT+01:00 George Nistor : > Incompatible pixel format 'yuv420p10le' for codec 'libx265', > auto-selecting format 'yuv420p' Your x265 encoding library was compiled without 10-bit support, this cannot be fixed within FFmpeg. Carl Eugen

Re: [FFmpeg-user] Capturing video using ffmpeg in source format

2017-12-07 16:25 GMT+01:00 Moritz Barsnick : > I'm not sure what to do for the mpeg4 codec, Google > or others on this list should help you. The default of 200 kb/s is > probably the issue, I'm guessing that the codec many be trying really > hard to compress the hell out of your

Re: [FFmpeg-user] how to encode 10bit

2017-12-07 21:41 GMT+01:00 George Nistor : > How should be done 10 bit encoding? > 1. By selecting -profile main10 or others like > > * main10, main10-intra > * main422-10, main422-10-intra > * main444-10, main444-10-intra > > or by selecting > 2. pixel profile as yuv422

Re: [FFmpeg-user] Convert Single Image

2017-12-04 20:42 GMT+01:00 Damien Gallagher : > Would the following look like a decent setup? > ffmpeg.exe -y -v error -loop 1 -framerate 24 -t 5 -i intro.jpg -vf > format=yuv420p -r 24/1 output.mp4 A lower framerate should produce a smaller file. Please do not

Re: [FFmpeg-user] Unable to make FFMPEG to work with Icecast2 Server

2017-12-04 14:30 GMT+01:00 Moritz Barsnick : > On Mon, Dec 04, 2017 at 13:04:57 +0100, Edgar H wrote: >> C:\Users\myuser\myproject>java -jar streamer/streamer.jar 6 53122 | >> ffmpeg/bin/ffmpeg -f s16le -ar 48000 -ac 2 -i - -f ogg >>

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