Re: [FFmpeg-user] How to save chapters to mkv

Thanks for your ideas ... Am 04.01.19 um 23:04 schrieb Paul B Mahol: > On 1/4/19, Ulf Zibis wrote: >> Hi, >> >> as far as I know, the Matroska format is able to save chapter information. >> >> As input I have 23 VOB files, each represents a chapter. I wa

[FFmpeg-user] How to duplicate 1st line

Hi, because of a noise in the 1st line of my video, I want to duplicate the 2nd line to the first. I tried this and got an error about invalid horizontal crop value: ffmpeg -i in.vob -vf "split[in1][in2];[in1]crop=in_w:1:0:1[top];[in2]crop=in_w:in_h-1:0:1[main];[top][main]

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi, Am 26.12.18 um 12:46 schrieb Carl Eugen Hoyos: > $ mplayer -dumpstream dvd:// > or > $ mplayer -dumpstream dvdnav:// I had to use: $ mplayer -dumpstream -dumpfile CYD_dump.vob dvd:dev/sr1 I got a file of 4.214.351.872 Bytes and following messages: MPlayer 1.3.0 (Debian), built with

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi Carl Eugen, Am 06.01.19 um 13:12 schrieb Carl Eugen Hoyos: > Please also test dvdnav:// as it is supposed to work better. When I use dvdnav:// I only get a small 70 kB file containing the DVD menu. ___ ffmpeg-user mailing list

[FFmpeg-user] How to duplicate 1st line

Hi, because of a noise in the 1st line of my video, I want to duplicate the 2nd line to the first. I tried this and got an error about invalid horizontal crop value: ffmpeg -i in.vob -vf "split[in1][in2];[in1]crop=in_w:1:0:1[top];[in2]crop=in_w:in_h-1:0:1[main];[top][main]

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi, Am 06.01.19 um 14:39 schrieb Carl Eugen Hoyos: > 2019-01-06 14:38 GMT+01:00, Ulf Zibis : >> >> I used: >> >> $ mplayer -dumpstream -dumpfile CYD_dump+nav.vob dvdnav:dev/sr1 > Iirc, there is an option to set the device (that may > be unneeded) and you pro

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi, Am 06.01.19 um 14:32 schrieb Carl Eugen Hoyos: > Which title numbers did you test? I used: $ mplayer -dumpstream -dumpfile CYD_dump+nav.vob dvdnav:dev/sr1 -Ulf ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

udio: ac3, 48000 Hz, stereo, fltp, 256 kb/s Except the useless "Stream #0:0[0x1bf]: Data: dvd_nav_packet", the 2 files seem to be identical. So it still remains the question from: Am 20.12.18 um 15:48 schrieb Ulf Zibis: > Am 20.12.18 um 01:20 schrieb Carl Eugen Hoyos: >> I suspe

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi, Am 20.12.18 um 01:20 schrieb Carl Eugen Hoyos: > 2018-12-20 1:18 GMT+01:00, Ulf Zibis : >> With corrected select I still get 1 black picture and CYD_002.jpg is >> frame 00:00:54, and so I still get 77 instead 76 pictures. > Command line and complete, uncut console output mis

Re: [FFmpeg-user] How to duplicate 1st line

Hi, Am 06.01.19 um 17:56 schrieb Michael Koch: > >> Sounds good, but with >> $ ffmpeg -i CYD_6m_copy.vob -movflags +faststart -vf >> "fillborders=top=1" -c:v libx264 -c:a copy CYD_6m_fill-top_H.264.mp4 >> I get: >> [AVFilterGraph @ 0x55a6153dafa0] No such filter: 'fillborders' > > With the

Re: [FFmpeg-user] How to duplicate 1st line

Hi, Am 06.01.19 um 16:05 schrieb Paul B Mahol: > > use fillborders filters. Sounds good, but with     $ ffmpeg -i CYD_6m_copy.vob -movflags +faststart -vf "fillborders=top=1" -c:v libx264 -c:a copy CYD_6m_fill-top_H.264.mp4 I get: [AVFilterGraph @ 0x55a6153dafa0] No such filter: 'fillborders'

Re: [FFmpeg-user] Meaning of ffprobe output

Hi again, Am 15.01.19 um 12:54 schrieb Carl Eugen Hoyos: >> tbn > This is the container timebase, 90k for mpeg streams. For what stands 90k? For 90,000 milli seconds? >>> It stands for a timebase of 1/9 >> Is it 1/9 second? > I suspect timebase is a fraction and has no unit

Re: [FFmpeg-user] Meaning of ffprobe output

Hi, Am 18.01.19 um 16:44 schrieb Carl Eugen Hoyos: >> You may be right. Technically I don't see an obstacle for a software >> player to feed the video display buffer with 50 half-frames per second, >> as most displays refresh rate is at least 50 per sec. > I do though. > (It is simply not

Re: [FFmpeg-user] Meaning of ffprobe output

Hi, Am 18.01.19 um 16:44 schrieb Carl Eugen Hoyos: > One possibility is to add "-f null -". Thanks! from the original dvd::rip chunks I get: === $ ffmpeg -i

Re: [FFmpeg-user] How to correctly chain filters

Carl Eugen, thanks for remembering the question .. Am 15.01.19 um 01:30 schrieb Carl Eugen Hoyos: > 2018-12-07 3:22 GMT+01:00, Ulf Zibis : > >> I have tried 2 forms: >> $ ffmpeg -i in.vob -movflags +faststart -vf bwdif -vf hqdn3d >> -q 3 -c:a copy out_bwdif_hqdn3d.vo

Re: [FFmpeg-user] Meaning of ffprobe output

Hi, Am 13.01.19 um 00:25 schrieb Carl Eugen Hoyos: tbn >>> This is the container timebase, 90k for mpeg streams. >> For what stands 90k? For 90,000 milli seconds? > It stands for a timebase of 1/9 Is it 1/9 second? > which is the timebase > for all mpeg streams (and cannot be

Re: [FFmpeg-user] Warning: VBV buffer size not set

Hi, Am 12.12.18 um 20:15 schrieb Carl Eugen Hoyos: > (My answer wasn't wrong but your command line does not make > much sense.) > > If your command succeeds (ie you ignore Hans' warning but still > get a useful output file) the following will also work and has > many advantages (apart from not

[FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi, I want to extract JPEG pictures from a MPEG-Video, one per minute. Can one give me some hints for an appropriate ffmpeg command? -Ulf -- Von meinem Seibert gesendet ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi again, Am 20.12.18 um 01:20 schrieb Carl Eugen Hoyos: > I suspect your video does not start at "0". You may be right, so I'm wondering why. To find this out, I describe how I created the video: The DVD was recorded by a hardware DVD-Recorder from the original VHS cassette several years ago

Re: [FFmpeg-user] Question about handling / unwanted changes of SAR in ffmpeg

Hi, Am 26.12.18 um 02:00 schrieb Carl Eugen Hoyos: > SAR is expected to change if you crop. I do not agree with. SAR should not change, so the video always shows a circle as a correct circle. Only the DAR should change from cropping. > Rounding can be different for different codecs and

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

A polite ping ... Am 23.12.18 um 16:46 schrieb Ulf Zibis: > Hi, > > Am 23.12.18 um 00:11 schrieb Carl Eugen Hoyos: >> I believe that the sync errors indicate that concatenation is not the >> right way here. >> Did you try mplayer -dumpstream? > No, but now I tr

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Hi, Am 23.12.18 um 00:11 schrieb Carl Eugen Hoyos: > I believe that the sync errors indicate that concatenation is not the > right way here. > Did you try mplayer -dumpstream? No, but now I tried: mplayer -dumpstream 001-C001/CYD-001.vob 001-C002/CYD-001.vob ... But this only dumps the first

Re: [FFmpeg-user] Bug with SAR (sample aspect ratio) ?

Am 08.12.18 um 23:06 schrieb Paul B Mahol: > If you want this to be fixed provide input file, not output file. Now I have created a bug ticket: https://trac.ffmpeg.org/ticket/7623 -Ulf ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] How to correctly chain filters

Hi Moritz Am 07.12.18 um 09:20 schrieb Moritz Barsnick: > ffmpeg does *not* support multiple "-vf" options for the same output, > only one of them is used. (It does not warn on multiple use either, > though.) The correct syntax for chaining filters is the comma: > >

[FFmpeg-user] Unknown options in FAQ

Hi, in FAQ I see options and flags, which I can't find in the documentation: https://ffmpeg.org/faq.html#toc-Which-are-good-parameters-for-encoding-high-quality-MPEG_002d4_003f What are the good for? Thanks, Ulf -- Von meinem Seibert gesendet ___

[FFmpeg-user] How to filter VHS cassette artifacts

Hi, I have a VOB-file, originally recorded from a VHS-Kassette. On the upper edge I see a black line from left to the middle. Approximately 5 lines from bottom I see 2..3 other horizontally shifted flickering lines. Filter kerndeint removes the upper one, but not the lowers. But it does not

[FFmpeg-user] How to correctly chain filters

Hi, I have tried 2 forms: $ ffmpeg -i in.vob -movflags +faststart -vf bwdif -vf hqdn3d -q 3 -c:a copy out_bwdif_hqdn3d.vob $ ffmpeg -i in.vob -movflags +faststart -vf bwdif,hqdn3d -q 3 -c:a copy out_bwdif,hqdn3d.vob The 1st one results in a file of size 229 MB, the 2nd of size 328 MB. Can

Re: [FFmpeg-user] How to filter VHS cassette artifacts

Hi again, Am 08.12.18 um 11:34 schrieb Carl Eugen Hoyos: > Shouldn't you just crop them? I don't want to crop them. In the attached sample you can see the partly broken 1st line (missing content at always same position) and 2 broken lines (irregularly horizontally shifted), 5..8 lines from

Re: [FFmpeg-user] Bug with asymetric SAR (sample aspect ratio) ?

Hi, Am 08.12.18 um 23:06 schrieb Paul B Mahol: > On 12/8/18, Ulf Zibis wrote: >> Hi, >> >> the attached JPEG is extracted with ffmpeg from a video with 704x576 >> [SAR 12:11 DAR 4:3]. >> The x/y dpi values then should be 11/12 instead 12/11. >> The resul

[FFmpeg-user] Warning: VBV buffer size not set

Hi, with: ffmpeg -i "concat:CYD-001.vob|CYD-002.vob|..." -c copy CYD_copy.vob I get the warning: [svcd @ 0x56377151e140] VBV buffer size not set, using default size of 130KB If you want the mpeg file to be compliant to some specification Like DVD, VCD or others, make sure you set the correct

[FFmpeg-user] How to filter VHS cassette artifacts + attachment

Hi again, Am 08.12.18 um 11:34 schrieb Carl Eugen Hoyos: > Shouldn't you just crop them? I don't want to crop them. In the attached sample you can see the partly broken 1st line (missing content at always same position) and 2 broken lines (irregularly horizontally shifted), 5..8 lines from

Re: [FFmpeg-user] How to filter VHS cassette artifacts + attachment

Hi, Am 08.12.18 um 21:54 schrieb Paul B Mahol: > You can use fillborders filter, Thanks for your hint, but I also don't want to fill the border with black or what ever. > but you can not guess correct missing pixels. It doesn't matter, if the pixels are not 100 % correct. -Ulf

[FFmpeg-user] Bug with SAR (sample aspect ratio) ?

Hi, the attached JPEG is extracted with ffmpeg from a video with 704x576 [SAR 12:11 DAR 4:3]. The x/y dpi values then should be 11/12 instead 12/11. The resulting JPEG now has a DAR of 1.12 instead of 1.333 (4:3). -Ulf -- Von meinem Seibert gesendet

Re: [FFmpeg-user] How to filter VHS cassette artifacts + attachment

Hi, Am 08.12.18 um 22:59 schrieb Paul B Mahol: > Than you need to crop relevant part you want to do special filtering, > and than combine it back with rest of video. Exactly ... and if I would know a ffmpeg command line for this I would not ask for in this list. Thanks for getting what I want.

[FFmpeg-user] Calculating offset of shifted line

Hi, I would like to calculate how much a special line in the video is irregularly shifted to right or left. For this I want to compare the line with the adjacent line above by calculating the minimum of the quadratic mean for each shift. I'm first looking for something like: x:=0; y:=123; diff:=

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

_read.c:264 *** *** for dsi->dsi_gi.zero1 == 0 *** {.} -Ulf Am 03.01.19 um 01:20 schrieb Ulf Zibis: > Hi, > > Am 26.12.18 um 12:46 schrieb Carl Eugen Hoyos: >> $ mplayer -dumpstream dvd:// >> or >> $ mplayer -dumpstream dvdnav:// > I had to use: > > $ mp

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

... from the dump, I get: $ ls -l mplayer/CYD_dump.vob -rwxrwxrwx 1 root root 4214351872 Jan  2 21:50 mplayer/CYD_dump.vob $ ffprobe mplayer/CYD_dump.vob ffprobe version 3.4.4-0ubuntu0.18.04.1 Copyright (c) 2007-2018 the FFmpeg developers   built with gcc 7 (Ubuntu 7.3.0-16ubuntu3) [.] Input

Re: [FFmpeg-user] Calculating offset of shifted line

Hi, a polite ping ... -Ulf Am 09.01.19 um 01:22 schrieb Ulf Zibis: > Hi, > > I would like to calculate how much a special line in the video is > irregularly shifted to right or left. For this I want to compare the > line with the adjacent line above by calculating the minimum of

[FFmpeg-user] Meaning of ffprobe output

Hi, can anybody explain me the data of ffprobe, I don't find enough hints in the docu. E.g.: $ ffprobe CYD_copy.vob Input #0, mpeg, from 'CYD_copy.vob':   Duration: 01:16:20.74, start: 0.50, bitrate: 7068 kb/s     Stream #0:0[0x80]: Audio: ac3, 48000 Hz, stereo, fltp, 256 kb/s     Stream

Re: [FFmpeg-user] Meaning of ffprobe output

Thanks Carl Eugen ... Am 11.01.19 um 01:47 schrieb Carl Eugen Hoyos: > 2019-01-11 0:39 GMT+01:00, Ulf Zibis : > >> tbn > This is the container timebase, 90k for mpeg streams. For what stands 90k? For 90,000 milli seconds? >> -movflags +faststart -c copy CYD_copy.vob &

[FFmpeg-user] How to save chapters to mkv

Hi, as far as I know, the Matroska format is able to save chapter information. As input I have 23 VOB files, each represents a chapter. I want to transcode this to MPEG-4 in a single MKV file with chapter markers. How does this work? Thanks, -Ulf -- Von meinem Seibert gesendet

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Much thanks! Am 17.12.18 um 22:52 schrieb Carl Eugen Hoyos: > > There is a select filter, as an alternative you can use the output > option "-r" with a fraction as operand, "-r 1/60". With ffmpeg -i CYD.mp4 -vf select='not(mod(n\,1500))' CYD_%03d.jpg I got 150,000 pictures with reduced quality

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Am 20.12.18 um 01:20 schrieb Carl Eugen Hoyos: > Command line and complete, uncut console output missing / I > suspect your video does not start at "0". Here it is: $ ffmpeg -i CYD_atadenoise_H.264_mp3-q4.mp4 -vf select='not(mod(n\,1500))' -vsync vfr -q:v 2 CYD_atadenoise_1%03d.jpg ffmpeg

Re: [FFmpeg-user] How to extract 1 frame as JPEG per minute

Am 20.12.18 um 00:07 schrieb Carl Eugen Hoyos: > 2018-12-19 22:17 GMT+01:00, Ulf Zibis : > >> But with >> ffmpeg -i CYD.mp4 -r 1/60 CYD_%03d.jpg >> I got 78 pictures with good quality (~70 kB). >> Picture CYD_001.jpg and CYD_002.jpg were black, CYD_003.jpg >&g

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Hi Moritz, Am 18.02.19 um 22:27 schrieb Ulf Zibis: >> What's in these files? Are they really text? (I hadn't heard of srtx so >> far.) > Yes, they are really text. Seem to be an intermediate data file for > dvd::rip. I guess, they record the timestamps for the bitmap subtitles.

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Hi Moritz, Am 18.02.19 um 22:02 schrieb Moritz Barsnick: > On Mon, Feb 18, 2019 at 21:13:29 +0100, Ulf Zibis wrote: >> over 6 GB memory, so my machine heavily swapped > Probably okay if you reduce the -probesize and -analyzeduration to fit > your file. Sorry, it's a bit hit

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 19.02.19 um 00:28 schrieb Carl Eugen Hoyos: > 2019-02-18 22:27 GMT+01:00, Ulf Zibis : > >> Stream #0:6 -> #0:6 (dvd_subtitle (dvdsub) -> ass (ssa)) >> Stream #0:7 -> #0:7 (dvd_subtitle (dvdsub) -> ass (ssa)) >> Stream #0:8 -> #0:8 (dvd_subtitle

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 23.02.19 um 22:05 schrieb Moritz Barsnick: > On Fri, Feb 22, 2019 at 10:22:05 -0800, Hans Carlson wrote: >> You might want to take a look at vgtmpeg: >>http://godromo.com/gmt/vgtmpeg > Interesting stuff. The author should have at least tried to contribute > his changes to ffmpeg though.

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 23.02.19 um 22:05 schrieb Moritz Barsnick: > On Fri, Feb 22, 2019 at 10:22:05 -0800, Hans Carlson wrote: >> You might want to take a look at vgtmpeg: >>http://godromo.com/gmt/vgtmpeg > Interesting stuff. Indeed. I'm wondering, why vgtmpeg is not listed here:

[FFmpeg-user] What o do with data streams

Hi, with "-map 0" from a vob stream I get a data stream:    Stream #0:6[0x200bf]: Data: dvd_nav_packet (please forgive, that I don't paste the whole output here, it's a general question.) As there is no format specifier for this, is it possible to save the raw data to an arbitrary file? (In the

[FFmpeg-user] How to extract all metadata

Hi, with ffmpeg -i input.mp4 -f ffmetadata input.meta I only get global metadata, but I want to have all metadate e.g. from audio and subtitle streams. Thanks for your help, -Ulf -- Von meinem Seibert gesendet ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Meaning of ffprobe output

Am 21.02.19 um 01:41 schrieb Carl Eugen Hoyos: > 2019-02-04 23:29 GMT+01:00, Ulf Zibis : >> Now I've checked the files with mediainfo: >> - The vob file is stated as interlaced top first. (I know, this does >> nothing say about the content, only the flag is evaluated.)

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 19.02.19 um 06:46 schrieb Carl Zwanzig: > On 2/18/2019 4:03 PM, Ulf Zibis wrote: >> I note, that those composed PNG bitmaps consume 10 % of the footprint of >> the video. Is there a possibility to compress them to e.g. JPEG? > > PNG _is_ compressed, it's just a differen

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 24.02.19 um 18:41 schrieb Moritz Barsnick: > On Sun, Feb 24, 2019 at 01:19:20 +0100, Ulf Zibis wrote: >> Would you be capable to create such a patch? I really would appreciate >> this. > Attached. Use at your own risk. I only merged the changes and fixed > obvious merge i

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Hi Hans, Am 22.02.19 um 19:22 schrieb Hans Carlson: > On Thu, 21 Feb 2019, Ulf Zibis wrote: > >> Is ffmpeg able to gather such language codes for the 13 subtitles and >> the 5 audio streams from the ifo files and how? > > You might want to take a look at vgtmpeg: >

Re: [FFmpeg-user] Growing file processing

Hi Gregor, please do not hijack threads, means, do not klick "answer" on an post of another subject to start a new subject! Thanks, Ulf Am 26.02.19 um 11:00 schrieb g.cem...@woody-technologies.com: > Hello, > > Is there a way to transcode growing files with fmmpeg ? > > Here are the tests I

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 21.02.19 um 00:17 schrieb Carl Eugen Hoyos: >> AND that ffmpeg is not able to extract >> them from other ripped files such as *.ifo? > That may be possible but you do not provide other > ripped files to FFmpeg. In my post from 18.02.19, 19:04 CET I had listed the ifo files: dvdrip/tmp/ifo:

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 21.02.19 um 00:39 schrieb Carl Eugen Hoyos: > 2019-02-21 0:37 GMT+01:00, Ulf Zibis : >> Am 21.02.19 um 00:17 schrieb Carl Eugen Hoyos: >>>> AND that ffmpeg is not able to extract >>>> them from other ripped files such as *.ifo? >>> That may be possib

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 21.02.19 um 00:52 schrieb Carl Eugen Hoyos: > 2019-02-21 0:45 GMT+01:00, Ulf Zibis : >> I didn't try it, because I don't know how. >> Is ffmpeg able to gather such language codes for the 13 >> subtitles and the 5 audio streams from the ifo files > After looking

[FFmpeg-user] Option to suppress Overwrite existing file ?

Hi, is there an option to suppress prompting for Overwrite existing file ? -Ulf -- Von meinem Seibert gesendet ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or

Re: [FFmpeg-user] Option to suppress Overwrite existing file ?

Am 16.03.19 um 12:36 schrieb Martin Vignali: > "-y" > see : https://www.ffmpeg.org/ffmpeg.html#Main-options Oh yes, thanks. I've overseen it in the forest of options. -Ulf ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 12.03.19 um 05:45 schrieb Gyan: > > No, in here: > > static const AVFilterPad fillborders_inputs[] = { >     { >     .name   = "default", >     .type   = AVMEDIA_TYPE_VIDEO, >     .config_props   = config_input, >     .filter_frame   = filter_frame, >    

[FFmpeg-user] Sample with more than 8 bit per plane

Hi, I'm looking for a sample picture with more than 8 bit per plane, e.g. 16 bit per plane preferably with YUV colours. Is there something like here? : https://samples.ffmpeg.org/image-samples/ Or alternatively if I create one by myself, which format should I use? Thanks, -Ulf -- Von meinem

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 09.03.19 um 10:23 schrieb Michael Koch: > > Doesn't FFmpeg automatically convert 16-bit RGB to 16-bit YUV, if this > is required? -vf fillborders doesn't require YUV, so no automatic conversion happens. -Ulf ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 09.03.19 um 10:10 schrieb Carl Eugen Hoyos: > > You can make such files with FFmpeg Which format should I use with option -f ? > and links to two such files were provided in this thread. The files from ticket #503 are only gray, and the JPEG's from ticket #855 seem corrupted or at least not

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 09.03.19 um 00:18 schrieb Paul B Mahol: > On 3/8/19, Ulf Zibis wrote: > > > tiff is encoded with alpha, which is not initially available. Filter > is working fine. I do not really understand this argumentation, but this is not my main interest. It like to try some tweaks w

[FFmpeg-user] Bug in docu for option -loop_output ?

Hi, in the docu of option -loop_output there is stated: "This option is deprecated, use -loop" But I only find option -stream_loop. Maybe a typo? -Ulf -- Von meinem Seibert gesendet ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] Bug in docu for option -loop_output ?

Am 19.03.19 um 21:49 schrieb Gyan: > Entry removed. Option must have been removed many years ago but manual > wasn't updated. > > -stream_loop should be used. Thanks. Is this a/the right place here to alert the right person to correct this, or should I file a bug? -Ulf

Re: [FFmpeg-user] Bug in docu for option -loop_output ?

Am 19.03.19 um 22:43 schrieb Carl Eugen Hoyos: >>> Entry removed. Option must have been removed many years ago but manual >>> wasn't updated. >>> >>> -stream_loop should be used. >> Thanks. >> >> Is this a/the right place here to alert the right person to correct >> this, or should I file a bug?

Re: [FFmpeg-user] Meaning of ffprobe output

Am 11.03.19 um 11:58 schrieb Carl Eugen Hoyos: > So our suspicion after visual inspection was right. Yes, indeed. >> So I buyed the DVD now. Except that it has 3 audio tracks to choose and >> the VHS head switching artefacts are missing, it unfortunately has the >> equal bad quality than my DVD

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 09.03.19 um 09:39 schrieb Paul B Mahol: > On 3/9/19, Ulf Zibis wrote: >> Another question is, why the fillborders doesn't check if the input is >> writable, as suggested in doc/writing_filters.txt. >> > Because it request writtable frames. Hey Paul, how is this manage

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 09.03.19 um 10:58 schrieb Carl Eugen Hoyos: > 2019-03-09 10:44 GMT+01:00, Ulf Zibis : >> Which format should I use with option -f ? > You should never need the option -f (except when reading > raw g.729 and similar rare raw formats), what did you try? When I use $ ffmpe

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 11.03.19 um 20:14 schrieb Carl Eugen Hoyos: > 2019-03-11 20:05 GMT+01:00, Ulf Zibis : >> Am 09.03.19 um 10:58 schrieb Carl Eugen Hoyos: >>> 2019-03-09 10:44 GMT+01:00, Ulf Zibis : >>>> Which format should I use with option -f ? >>> You should never

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 11.03.19 um 20:27 schrieb Paul B Mahol: > On 3/11/19, Ulf Zibis wrote: >> Am 09.03.19 um 09:39 schrieb Paul B Mahol: >>> On 3/9/19, Ulf Zibis wrote: >>>> Another question is, why the fillborders doesn't check if the input is >>>> writabl

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

Am 11.03.19 um 20:43 schrieb Carl Eugen Hoyos: > Our jpeg encoder only supports 8-bit yuv Ok, that's the reason, thanks. > No need to post Mediainfo output, all necessary information > is in the FFmpeg console output. Maybe for you. ;-) For me it is not obvious. I guess you mean the info could

Re: [FFmpeg-user] command line syntax ambiguity, was: What is option -level ?

Am 15.02.19 um 09:49 schrieb Gyan: > All codec options support stream specifiers, so level for 2nd audio > output stream would be > >     -level:a:1 value Much thanks. Is that documented somewhere? I don't find it. -Ulf ___ ffmpeg-user mailing list

Re: [FFmpeg-user] command line syntax ambiguity, was: What is option -level ?

Hi Carl Eugen, Am 15.02.19 um 01:06 schrieb Carl Eugen Hoyos: > "+" means that the flag should be set (no effect for flags that are set > by default or by the application) , "-" that the flag should be removed > (no effect if the flag is not set by default or by the application) >> There is no

[FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Hi, I have a ripped vob stream with 5 audio streams. I want all these audio streams in the mp4 file. What to do for this? Also there should be 13 subtitle streams in this video, but I don't find them here. $ ffmpeg -i

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 18.02.19 um 14:56 schrieb Moritz Barsnick: > You can use "-map 0" to get *all* streams from the input. This is at > the risk of also mapping e.g. data streams, which the output format may > not support. Great, this works fine now. >> Also there should be 13 subtitle streams in this video,

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Hi Moritz, Am 18.02.19 um 17:06 schrieb Moritz Barsnick: > ffmpeg needs to detect them *before* demuxing. That's why I told you to > use large values for "-probesize" and "-analyzeduration". They tell > ffmpeg to look deeply into the video before deciding which input > streams are available. Then

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Hi Moritz, thanks for your additional hints. Am 18.02.19 um 17:06 schrieb Moritz Barsnick: > ffmpeg needs to detect them *before* demuxing. That's why I told you to > use large values for "-probesize" and "-analyzeduration". They tell > ffmpeg to look deeply into the video before deciding which

[FFmpeg-user] What is option -level ?

Hi, in the settings of K9Copy I see the following ffmpeg command options: -b $VIDBRk -s $WIDTHx$HEIGHT -vf crop=$CROPWIDTH:$CROPHEIGHT:$CROPLEFT:$CROPTOP -aspect $ASPECT -codec:v libx264 -level 30 -Ulf -- Von meinem Seibert gesendet ___ ffmpeg-user

Re: [FFmpeg-user] What is option -level ?

Much thanks again. Am 12.02.19 um 18:51 schrieb Ted Park: >> I'm wondering, why this option is not documented in >> https://www.ffmpeg.org/ffmpeg-codecs.html >> > It is, sort of. It is a global codec option; various codecs have a concept of > “levels”

Re: [FFmpeg-user] What is option -level ?

Much thanks Ted. I'm wondering, why this option is not documented in https://www.ffmpeg.org/ffmpeg-codecs.html Unfortunately also here I can't find level 30: https://en.wikipedia.org/wiki/H.264/MPEG-4_AVC#Levels -Ulf Am 12.02.19 um 18:12 schrieb Ted Park: > It is a set of constraints on the

Re: [FFmpeg-user] What is option -level ?

Am 12.02.19 um 21:33 schrieb Ulf Zibis: > Shouldn't it be "-flags pass1" instead "-pass 1"? > Are there other elements in that option set, which are bad syntax? E.g. > for -cmp I only see values like 'sad' in the ffmpeg docs, but not '256'. And what is the meaning

Re: [FFmpeg-user] What is option -level ?

Am 12.02.19 um 19:42 schrieb Ted Park: > Try searching for level on the page you linked, it is listed, along with > syntax. Ah, you mean to use "level" with hyphen, so "-level". This is poorly described. But how to determine, if such option is meant for audio, video or both? > I think its name

Re: [FFmpeg-user] What is option -level ?

Am 12.02.19 um 21:43 schrieb Lou Logan: > This looks like a command from 10 years ago. > Use -crf instead of -b. If you must use -b then use -b:v. > > Use scale filter instead of -s. If you need to scale. > > Do you need to crop? > > You don't need -aspect. If you do want to mess with aspect use

Re: [FFmpeg-user] What is option -level ?

Am 13.02.19 um 20:23 schrieb Lou Logan: > https://trac.ffmpeg.org/wiki/Encode/H.264 Thanks, I know this page. >> If I need 2 passes I should know about the correct syntax, "-flags pass1" or >> "-pass 1". > "-pass 1" for the first pass, then "-pass 2" for the second pass. I was just wondering,

[FFmpeg-user] Copy DVD to Matroska container with DVD menus

Hi all, is it possible to copy the content of a DVD to a Matraska container with all DVD menus, chapters, all audio languages and all subtitles, so the MKV file could be used similar as a DVD and optionally copied back to a DVD later? -Ulf -- Von meinem Seibert gesendet

Re: [FFmpeg-user] What is option -level ?

Hi Jonathan, thanks for your hints. Unfortunately they have been already  known to me, but there still remain 2 questions from my side: - The '+' with "-flags" arguments, I can imagine, it serves as separator. But is that all, has '-' another meaning too? There is no explanation on this at:

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Thanks Ted. Am 18.02.19 um 19:59 schrieb Ted Park: >> I got the same results with that. Does it matter at which position I put >> these arguments and does it last to use only one of the two? > I’m pretty sure probe size and analyze duration are per file, put it before > the input. And they are

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 19.02.19 um 20:11 schrieb Carl Eugen Hoyos: > 2019-02-19 19:26 GMT+01:00, Ulf Zibis : > >> I'm still wondering, why ffmpeg doesn't recognize >> the language codes of the subtitle streams. > I don't think they are part of the vob file. > >> They must

Re: [FFmpeg-user] How to copy all of 5 audio streams to mp4 file

Am 18.02.19 um 22:02 schrieb Moritz Barsnick: > Exactly as Ted said (and I had forgotten). There are basically two > classes of subtitle streams: text and bitmap. ffmpeg cannot > convert/encode the latter to the former. The format mp4 does not > support any type of bitmap subtitles (to my

Re: [FFmpeg-user] Meaning of ffprobe output

Hi Carl Eugen, thanks again for your patience. Am 29.01.19 um 04:58 schrieb Carl Eugen Hoyos: > > (So apparently the next sentence is wrong and Lou > does offer release support - but unfortunately only > to you because he closed ticket #7697 this week > explaining there is no release support...)

Re: [FFmpeg-user] Meaning of ffprobe output

Am 19.01.19 um 23:29 schrieb Carl Eugen Hoyos: > (I don't see this email) What you mean by that? > This deinterlacing method is called "weave", this is not what CRT's > do (as Moritz explained), most people do not like the results. > (Although some do!) This method results in a 25 fps stream,

Re: [FFmpeg-user] Meaning of ffprobe output

Am 19.01.19 um 17:30 schrieb Moritz Barsnick: >> Well, but the software player could send 50 frames per second with >> alternately updating only each 2nd top/bottom line. > It could. But if the display is anything else than an old CRT, it will first > deinterlace internally. Why should it do

Re: [FFmpeg-user] Meaning of ffprobe output

Am 29.01.19 um 02:31 schrieb Ulf Zibis: > Am 29.01.19 um 01:32 schrieb Moritz Barsnick: >> On Mon, Jan 28, 2019 at 22:52:38 +0100, Ulf Zibis wrote: >>>> LEDs and LCDs would give you headaches if they displayed alternating >>>> lines, as the "afterglow

Re: [FFmpeg-user] Meaning of ffprobe output

Moin Moritz, Am 29.01.19 um 21:48 schrieb Moritz Barsnick: >> My explanation is, that the original VHS was marked with copy >> protection, so the DVD recorder by legal reasons has to sustain the >> copy protection by creating an intentionally corrupted DVD file >> system (which is not readable

Re: [FFmpeg-user] Meaning of ffprobe output

Hi Carl Eugen, Am 29.01.19 um 22:14 schrieb Carl Eugen Hoyos: > > Are you both sure that the DVD recorder is able to record something > from analog signal that can be de-interlaced? I am curious... Do you ask if it is possible/thinkable, that the resulting DVD contains an already de-interlaced

Re: [FFmpeg-user] Meaning of ffprobe output

Am 29.01.19 um 01:32 schrieb Moritz Barsnick: > On Mon, Jan 28, 2019 at 22:52:38 +0100, Ulf Zibis wrote: >>> LEDs and LCDs would give you headaches if they displayed alternating lines, >>> as the "afterglow" effect of CRTs, retaining the line's content, is not &

  1   2   3   4   >