Re: [FFmpeg-user] afreqshift

2020-10-21 Thread Paul B Mahol
On Wed, Oct 21, 2020 at 9:29 PM Michael Koch wrote: > Am 21.10.2020 um 21:02 schrieb Michael Koch: > > Am 21.10.2020 um 20:36 schrieb Paul B Mahol: > >> On Wed, Oct 21, 2020 at 08:14:50PM +0200, Michael Koch wrote: > >>> Hi, > >>> > >>> I

Re: [FFmpeg-user] afreqshift

2020-10-21 Thread Paul B Mahol
On Wed, Oct 21, 2020 at 08:14:50PM +0200, Michael Koch wrote: > Hi, > > I'm just testing the new afreqshift filter. > In my first test I did use only *.wav audio files. This test was successful. > > In my next test I'm using MP4 files. First I make a test video with a 5kHz > tone: > ffmpeg -f

Re: [FFmpeg-user] DNG images

2020-10-14 Thread Paul B Mahol
On Tue, Oct 13, 2020 at 10:06:37PM +0200, Michael Koch wrote: > Am 11.10.2020 um 21:07 schrieb Michael Koch: > > Am 11.10.2020 um 20:56 schrieb Paul B Mahol: > > > On Sun, Oct 11, 2020 at 07:37:25PM +0200, Michael Koch wrote: > > > > I tested all 4 DNG images again

Re: [FFmpeg-user] DNG images

2020-10-11 Thread Paul B Mahol
On Sun, Oct 11, 2020 at 07:37:25PM +0200, Michael Koch wrote: > I tested all 4 DNG images again with the latest FFmpeg version (Gyan's build > from today). > I tested with and without zscale filter. All tests failed. When testing with > IrfanView, all DNG input images seem to be ok. > Your issues

Re: [FFmpeg-user] V360 stabilization

2020-10-03 Thread Paul B Mahol
On Sat, Oct 03, 2020 at 08:27:20AM +0200, Michael Koch wrote: > > > > > > Use correct player like mpv, which does not ignore color_trc. > > > > A player? The output is a jpg image and it's too dark. > > > Yes, player, ffmpeg is not correct in conversion. Because swscale is old > > > and ignores

Re: [FFmpeg-user] V360 stabilization

2020-10-02 Thread Paul B Mahol
On Fri, Oct 02, 2020 at 07:59:12PM +0200, Michael Koch wrote: > Am 02.10.2020 um 10:10 schrieb Paul B Mahol: > > On Thu, Oct 01, 2020 at 11:40:57PM +0200, Michael Koch wrote: > > > Am 01.10.2020 um 22:11 schrieb Paul B Mahol: > > > > On Tue, Sep 29, 2020 at 10:54:

Re: [FFmpeg-user] V360 stabilization

2020-10-02 Thread Paul B Mahol
On Thu, Oct 01, 2020 at 11:40:57PM +0200, Michael Koch wrote: > Am 01.10.2020 um 22:11 schrieb Paul B Mahol: > > On Tue, Sep 29, 2020 at 10:54:54PM +0200, Michael Koch wrote: > > > Hello all, > > > > > > I've programmed a C# workaround for stabilization

Re: [FFmpeg-user] V360 stabilization

2020-10-01 Thread Paul B Mahol
On Tue, Sep 29, 2020 at 10:54:54PM +0200, Michael Koch wrote: > Hello all, > > I've programmed a C# workaround for stabilization of 360° videos. The > procedure is as follows: > > 1. FFmpeg: From each frame of the equirectangular input video, extract two > small images which are 90° apart in the

Re: [FFmpeg-user] should I shoot the dog?

2020-09-29 Thread Paul B Mahol
On Tue, Sep 29, 2020 at 01:07:45PM -0700, Carl Zwanzig wrote: > On 9/29/2020 12:43 PM, Paul B Mahol wrote: > > > On Tue, Sep 29, 2020 at 10:26:20AM -0400, Mark Filipak (ffmpeg) wrote: > > > And thanks for that. So, ffmpeg really is a Tower of Babel, eh? That does >

Re: [FFmpeg-user] should I shoot the dog?

2020-09-29 Thread Paul B Mahol
On Tue, Sep 29, 2020 at 10:26:20AM -0400, Mark Filipak (ffmpeg) wrote: > On 09/29/2020 09:37 AM, Michael Koch wrote: > > Am 29.09.2020 um 14:58 schrieb Mark Filipak (ffmpeg): > > > On 09/29/2020 04:06 AM, Michael Koch wrote: > > > > Am 29.09.2020 um 04:28 schrieb Mark Filipak (ffmpeg): > > > > >

Re: [FFmpeg-user] chroma colour

2020-09-24 Thread Paul B Mahol
On Thu, Sep 24, 2020 at 08:52:44PM +0800, Paul Bourke wrote: > > Also, I really dunno why people keep using remap filter with its only > > available neighbour pixel interpolator. > > Yeah, not ideal. > > I don't use it for images, I have my own solution for that with > supersampling antialising.

Re: [FFmpeg-user] chroma colour

2020-09-24 Thread Paul B Mahol
On Thu, Sep 24, 2020 at 07:50:32PM +0800, Paul Bourke wrote: > How do I change the colour actually used as the chromakey colour? > I am creating remap filters to do various image mappings and would > like undefined pixels to be black rather than green. If you switch to last ffmpeg version, there

Re: [FFmpeg-user] Correct conversion of yuvj420p?

2020-09-24 Thread Paul B Mahol
On Wed, Sep 23, 2020 at 11:31:43PM +0200, Peter B. wrote: > Hi Ted, > > On 11.09.20 14:03, Ted Park wrote: > > > > My problem is, that I have literally hundreds (actually more than > > > > 1000+) of > > > > these H.264/yuvj420p files that are to be auto-converted to archival > > > > FFV1, > > >

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

2020-09-24 Thread Paul B Mahol
On Wed, Sep 23, 2020 at 03:30:25PM +0200, Marco Mircoli wrote: > Thanks Motitz, >this is a one pass norm. > Is there a way to implement 2 pass? Yes there is a way, you can search google among other things. First run loudnorm to get report of loudness values, after that use that reported

Re: [FFmpeg-user] bwdif filter question

2020-09-23 Thread Paul B Mahol
On Wed, Sep 23, 2020 at 04:26:27PM -0400, Mark Filipak (ffmpeg) wrote: > On 09/23/2020 03:53 PM, Carl Eugen Hoyos wrote: > > Am Di., 22. Sept. 2020 um 00:47 Uhr schrieb Mark Filipak (ffmpeg) > > : > > > > > > On 09/21/2020 06:07 PM, Carl Eugen Hoyos wrote: > > > > Am Mo., 21. Sept. 2020 um 14:16

Re: [FFmpeg-user] bwdif filter question

2020-09-21 Thread Paul B Mahol
On Mon, Sep 21, 2020 at 08:11:59AM -0400, Mark Filipak (ffmpeg) wrote: > On 09/21/2020 03:33 AM, Carl Eugen Hoyos wrote: > > > > > > > Am 21.09.2020 um 01:56 schrieb Mark Filipak (ffmpeg) : > > > > > > How can it 'deinterlace' a single field? > > > > It can’t and that is what I explained

Re: [FFmpeg-user] how to convert *.cin into *.avi?

2020-09-19 Thread Paul B Mahol
On Sat, Sep 19, 2020 at 11:56:24PM +0300, peter.lysyan...@gmail.com wrote: > Thank you for helpful recommendations. > > This is my first experience with FFmpeg > > Please see my comments below. > > > > Best regards, > > Peter > > > > From: Jim DeLaHunt > Sent: Saturday, September 19,

Re: [FFmpeg-user] how to convert *.cin into *.avi?

2020-09-19 Thread Paul B Mahol
peg currently does not have any support for Cineon (.cin file extension with magic bytes 0x802a5fd7 at start) at all. You could try GraphicsMagick or ImageMagick. > > Thank you, > Peter > > -Original Message- > From: ffmpeg-user On Behalf Of Paul B Mahol > Sent

Re: [FFmpeg-user] how to convert *.cin into *.avi?

2020-09-19 Thread Paul B Mahol
Hi, On Sat, Sep 19, 2020 at 11:12:05AM +0200, Reto Kromer wrote: > peter.lysyan...@gmail.com wrote: > > >I was unable to use FFmpeg to convert the * .cin file to > >* .avi. > > Cineon (.cin) was a predecessor of DPX, introduced by Kodak as > a digital postproduction format for cinema movies in

Re: [FFmpeg-user] Create a 10-bit VLog test video

2020-09-19 Thread Paul B Mahol
On Sat, Sep 19, 2020 at 12:10 PM Michael Koch wrote: > Hello all, > > I want to create a 10-bit VLog test video which contains 18 levels of > gray, according to Panasonic's VLog curve. > The curve is documented here: > >

Re: [FFmpeg-user] bwdif filter question

2020-09-16 Thread Paul B Mahol
On Wed, Sep 16, 2020 at 02:58:25PM +0100, Mark Himsley wrote: > On Mon, 14 Sep 2020 at 15:42, Mark Filipak (ffmpeg) > wrote: > > > > Is the input to the bwdif filter fields or frames? > > The input to every filter in a filter chain is a raster of pixels. > That raster may contain one frame or

Re: [FFmpeg-user] Errors and artefacts when decoding a .h264 file from security camera

2020-09-11 Thread Paul B Mahol
On Wed, Sep 09, 2020 at 05:18:10PM +0200, Robert Krüger wrote: > Hi, > > I have a security camera file that gives me decoding errors which are very > likely the reason for several macroblocks being broken in the resulting > video (by far not all, you can still recognize the motive). > > Are

Re: [FFmpeg-user] Correct conversion of yuvj420p?

2020-09-11 Thread Paul B Mahol
On Fri, Sep 11, 2020 at 11:49:01AM +0200, Peter B. wrote: > Hi again :) > > I thought this was solved, but... > > > On 10.09.20 15:53, Paul B Mahol wrote: > > On Tue, Sep 08, 2020 at 04:12:30PM +0200, Peter B. wrote: > > > Dear Paul, > > > &

Re: [FFmpeg-user] Correct conversion of yuvj420p?

2020-09-11 Thread Paul B Mahol
On Fri, Sep 11, 2020 at 10:10:31AM +0200, Peter B. wrote: > Dear Paul, > > On 10.09.20 15:53, Paul B Mahol wrote: > > > The streamhash matches, and the color interpretation metadata seems to be > > > identical to the source: > > > > > >   *

Re: [FFmpeg-user] Correct conversion of yuvj420p?

2020-09-10 Thread Paul B Mahol
On Tue, Sep 08, 2020 at 04:12:30PM +0200, Peter B. wrote: > Dear Paul, > > On 07.09.20 23:57, Paul B Mahol wrote: > > On Mon, Sep 07, 2020 at 11:20:10PM +0200, Peter B. wrote: > > > [...] > > > The source video is: yuvj420p(pc, smpte170m/bt709/bt709) >

Re: [FFmpeg-user] Correct conversion of yuvj420p?

2020-09-07 Thread Paul B Mahol
On Mon, Sep 07, 2020 at 11:20:10PM +0200, Peter B. wrote: > Hi everyone! > > I've read quite a while ago that pix_fmt "yuvj420p" is deprecated, and when > trying to convert an H.264/MOV to FFV1/MKV, I get the following message: > > > Incompatible pixel format 'yuvj420p' for codec 'ffv1',

Re: [FFmpeg-user] Convert DNG

2020-09-07 Thread Paul B Mahol
On Mon, Sep 07, 2020 at 09:12:47AM +0200, Michael Koch wrote: > Am 07.09.2020 um 08:46 schrieb Frei Sibylle Nora: > > Hello, > > > > > > I'm working in an Archive where we digitize analog movies. Our master-files > > are usually DPX but now we get a new scanner which save the movies in DNG > >

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-09-02 Thread Paul B Mahol
> -Message d'origine- > De : ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] De la part de Paul > B Mahol > Envoyé : mercredi 2 septembre 2020 18:08 > À : FFmpeg user questions > Objet : Re: [FFmpeg-user] ? About ffmpeg's prores implemention > > On 9/2/20, Philippe

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-09-02 Thread Paul B Mahol
On 9/2/20, Philippe Laterrade wrote: > Hi Valentin, > > I made some tests very recently with several qcsale value, but never reached > exactly the bit rate specs announced by Apple. Did anyone has already > success to get those specs? Next time specify what you actually tried. qscale is not for

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-09-02 Thread Paul B Mahol
On 8/31/20, Edward Park wrote: > Hi, > >> Again just typical FUD from same person. > > I'm not sure what you are referring to, what's there to spread fud about?? Closely read your text that you removed out. > >> It is obviously slower, hahaha. > > > What is, AME or one of the prores encoders

Re: [FFmpeg-user] prores_ks vendor: apl0 or ap10 ?

2020-09-01 Thread Paul B Mahol
add entry, and entry can have issues/typos. Do you ever see word recommended in FFmpeg documentation, in this prores case? The actually recommended value is default one. By your reasoning any value that can be set is recommended one. > P > On Tuesday, 1 September 2020, 10:15:01 BST, P

Re: [FFmpeg-user] prores_ks vendor: apl0 or ap10 ?

2020-09-01 Thread Paul B Mahol
commended at all, it is just mentioned. Stop spreading lies. > P > On Tuesday, 1 September 2020, 09:26:27 BST, Paul B Mahol > wrote: > > On 9/1/20, Christian Ebert wrote: >> Hi, >> >> man ffmpeg-codecs recommends apl0 as prores_ks -vendor: >> h

Re: [FFmpeg-user] prores_ks vendor: apl0 or ap10 ?

2020-09-01 Thread Paul B Mahol
On 9/1/20, Christian Ebert wrote: > Hi, > > man ffmpeg-codecs recommends apl0 as prores_ks -vendor: > http://ffmpeg.org/ffmpeg-all.html#Private-Options-for-prores_002dks > > whereas the WIKI says ap10: > https://trac.ffmpeg.org/wiki/Encode/VFX#Prores > > Which one is it? apl0, and it is not

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Paul B Mahol
On 8/30/20, Carl Eugen Hoyos wrote: > Am Fr., 28. Aug. 2020 um 02:01 Uhr schrieb Gary Yost : >> >> ’ve got a question about the Prores implementation in ffmpeg because I’ve >> seen >> some odd behavior here with FCPX (running on a very beefy 16-core Mac Pro >> with 192Gram and an Afterburner

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Paul B Mahol
On 8/30/20, Edward Park wrote: > Hi, > >> After more research, I’ve found that the two other encoders that I have >> which write Prores create files that Afterburner recognizes as Prores and >> plays them in real time. Unfortunately ffmpeg’s Prores isn’t recognized >> as such by the Mac and I’ll

Re: [FFmpeg-user] Some questions about PTS

2020-08-28 Thread Paul B Mahol
On 8/28/20, Michael Koch wrote: > Am 28.08.2020 um 11:25 schrieb Edward Park: >> Hello, >> >> I am not confident about this info but I've always thought the timebase is >> usually the reciprocal of the framerate *or smaller*. As in, the duration >> of a frame can be represented accurately enough

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-28 Thread Paul B Mahol
On 8/28/20, Phil Rhodes via ffmpeg-user wrote: > > The ProRes implementation is not likely to be perfect in terms of Apple's > internal spec. They do not publish the spec so we don't know. In general, it > has been shown to be reasonably reliable when used with most software > decoders. It has

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-27 Thread Paul B Mahol
On 8/28/20, Gary Yost wrote: > ’ve got a question about the Prores implementation in ffmpeg because I’ve > seen some odd behavior here with FCPX (running on a very beefy 16-core Mac > Pro with 192Gram and an Afterburner card). > > When I output files from ffmpeg in ProresLT format and bring them

Re: [FFmpeg-user] MKV: parser not found for codec ffv1?

2020-08-26 Thread Paul B Mahol
On 8/25/20, Peter B. wrote: > Hello everyone! > > I've just received an FFprobe (version git-2019-12-29-e20c6d9) logfile > that contained the following error message(s): > > // --- > > [matroska,webm @ 005b4940] Before avformat_find_stream_info() > pos: 889

Re: [FFmpeg-user] Specify input options

2020-08-21 Thread Paul B Mahol
On 8/21/20, Simon Brown wrote: > Hi, > is it possible to stop FFmpeg from probing the input and just to tell it > exactly what it is getting (and obviously suffering the consequences if > it's different)? I can reduce probesize but I want essentially zero delay > through ffmpeg (no encoding,

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-21 Thread Paul B Mahol
On 8/21/20, Michael Koch wrote: > Am 21.08.2020 um 18:41 schrieb Nicolas George: >> Michael Koch (12020-08-21): >>> The page https://www.ffmpeg.org/git-howto.html was obviously not written >>> for beginners. Many terms are introduced without explaining them, and >>> examples are missing. >> I

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-21 Thread Paul B Mahol
On 8/21/20, Michael Koch wrote: > Please add this to the documentation (for example in chapter 20.9 image2) > > FFmpeg supports the following image formats: BMP, DNG, GIF, JPG, PAM, > PGM (binary P5 files are read/write, ascii P2 files are read-only), > PGMYUV, PNG, PPM, TGA, TIFF. Sorry but

Re: [FFmpeg-user] Problem while converting DNG sequnece to video file

2020-08-20 Thread Paul B Mahol
On 8/20/20, Michael Koch wrote: > Am 20.08.2020 um 10:29 schrieb Paul B Mahol: >> On 8/20/20, Michael Koch wrote: >>> Am 20.08.2020 um 09:57 schrieb Masala Kentaro: >>>> hello! >>>> >>>> I have problems using FFmpeg, while trying to conver

Re: [FFmpeg-user] Problem while converting DNG sequnece to video file

2020-08-20 Thread Paul B Mahol
On 8/20/20, Michael Koch wrote: > Am 20.08.2020 um 09:57 schrieb Masala Kentaro: >> hello! >> >> I have problems using FFmpeg, while trying to convert DNG-sequence >> into mp4/mov/avi video file. > > I think ffmpeg doesn't have a DNG decoder. Or it is completely undocumented. > Searching for

Re: [FFmpeg-user] "documented implicitly" [was: Re: Why is format=rgb24 required after maskedmerge?]

2020-08-20 Thread Paul B Mahol
On 8/20/20, Mark Filipak wrote: > On 08/19/2020 01:43 PM, Jim DeLaHunt wrote: >> On 2020-08-19 07:34, Paul B Mahol wrote: >>> You are deeply confused about our filters. >>> Any filter can change pixel formats to one that they accepts thus gbrp >>> is picked in

Re: [FFmpeg-user] "documented implicitly" [was: Re: Why is format=rgb24 required after maskedmerge?]

2020-08-19 Thread Paul B Mahol
On 8/19/20, Jim DeLaHunt wrote: > On 2020-08-19 10:53, Paul B Mahol wrote: >> On 8/19/20, Jim DeLaHunt wrote: >>> On 2020-08-19 07:34, Paul B Mahol wrote: >>>> You are deeply confused about our filters. >>>> Any filter can change pixel formats to one

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-19 Thread Paul B Mahol
On 8/19/20, Michael Koch wrote: > Am 19.08.2020 um 16:34 schrieb Paul B Mahol: >> On 8/19/20, Michael Koch wrote: >>> Am 18.08.2020 um 14:35 schrieb Michael Koch: >>>> Hello all, >>>> >>>> I have a question about this script: >>&

Re: [FFmpeg-user] "documented implicitly" [was: Re: Why is format=rgb24 required after maskedmerge?]

2020-08-19 Thread Paul B Mahol
On 8/19/20, Jim DeLaHunt wrote: > On 2020-08-19 07:34, Paul B Mahol wrote: >> You are deeply confused about our filters. >> Any filter can change pixel formats to one that they accepts thus gbrp >> is picked instead of packed rgb, this is already documented >> impli

Re: [FFmpeg-user] Why is format=rgb24 required after maskedmerge?

2020-08-19 Thread Paul B Mahol
On 8/19/20, Michael Koch wrote: > Am 18.08.2020 um 14:35 schrieb Michael Koch: >> Hello all, >> >> I have a question about this script: >> >> rem Create red and yellow videos 300x300 >> >> c:\ffmpeg\ffmpeg -f lavfi -i color=red:size=300x300:duration=5 -y red.mp4 >> c:\ffmpeg\ffmpeg -f lavfi -i

Re: [FFmpeg-user] Grid of videos starting at different times

2020-08-11 Thread Paul B Mahol
On 8/11/20, Randy Johnson via ffmpeg-user wrote: > Hello, > > I have several videos that were recorded in a webinar type setting. > > Each person in the webinar was recorded with their own feed. > > I then receive a zip file with each video recording and a JSON file with a > start / stop time

Re: [FFmpeg-user] MP4 concat filter with subtitles

2020-08-11 Thread Paul B Mahol
On 8/11/20, Gojko Adzic wrote: > Hi, > > Is there a way to concatenate multiple files while joining subtitles? > > I'm currently using the concat filter (need to re-encode the inputs) and > naively > tried to use concat=n=2:v=1:a=1:s=1, which failed as the concat filter > doesn't seem to like the

Re: [FFmpeg-user] SBC codec supported?

2020-08-06 Thread Paul B Mahol
On 8/6/20, Hector Urroz wrote: > Is the bluetooth SBC codec supported in ffmpeg? I see references to it in > ffmpeg.org, for example: > > https://www.ffmpeg.org/doxygen/4.1/sbc_8c_source.html > > But the codec doesn't show up when I run "ffmpeg -codecs" Than your build of FFmpeg is very limited

Re: [FFmpeg-user] FFmpeg distribution help

2020-08-05 Thread Paul B Mahol
On 8/5/20, Don Fotheringham wrote: > Thanks Carl. > I have looked at those pages and remain confused. > Audacity includes the screenshot below which leads me to think we are dead > in the water with our plans to include FFmpeg in our install. > Is there no procedure that allows for some path to

Re: [FFmpeg-user] Impossible to get the bit depth value of an audio-file with ffprobe

2020-08-05 Thread Paul B Mahol
reference: 7iGQ3S9p7mlaaaGk >>>date: 2020-07-23 >>>creation_time : 14:05:55 >>>time_reference : 158865370 >>> Duration: 00:04:15.83, bitrate: 1422 kb/s >>>Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz, 2 >>&

Re: [FFmpeg-user] Impossible to get the bit depth value of an audio-file with ffprobe

2020-08-05 Thread Paul B Mahol
On 8/5/20, Paul Blakeman via ffmpeg-user wrote: > Off ffmpeg topic but a solution… > > For another project I use SoXI to achieve same desired result > https://linux.die.net/man/1/soxi > > e.g. soxi -r audiofile.wav That is non-solution. > > Hope that helps. > > Thanks, > Paul > > >> On 5 Aug

Re: [FFmpeg-user] Impossible to get the bit depth value of an audio-file with ffprobe

2020-08-05 Thread Paul B Mahol
On 8/5/20, scrutinizer wrote: > The file is AIFF, 24bit/96kHz. I want to get the “24bit” part (or simply > “24"). See bits per raw sample field. > >> On 5 Aug 2020, at 03:39, Carl Eugen Hoyos wrote: >> >> >> >>> Am 04.08.2020 um 16:56 schrieb scrutinizer : >>> >>> is it possible to retrieve

Re: [FFmpeg-user] Webcam capture

2020-07-20 Thread Paul B Mahol
On 7/20/20, Rodolfo Medina wrote: > Hi all. > > When capturing video from webcam, with: > > $ ffmpeg -f video4linux2 -s 3200x2400 -i /dev/video0 -vb 20M out.mpg 3200x2400 is very big resolution > > , out.mpg stops, freezes, gets stuck at the beginning for a few seconds. > Only > at the

Re: [FFmpeg-user] Newb Help! Extracting pics from recovered video file/ or repair recovered video file

2020-07-14 Thread Paul B Mahol
The only way to help you is providing input files, both broken and working ones. On 7/14/20, frank rizo wrote: > Ok, so i found this…. > ffprobe -v error -select_streams v:0 -show_entries stream=codec_name \ > -of default=noprint_wrappers=1:nokey=1 video.mkv > > and i used it on a working

Re: [FFmpeg-user] Newb Help! Extracting pics from recovered video file/ or repair recovered video file

2020-07-13 Thread Paul B Mahol
On 7/13/20, frank rizo wrote: > I’m not that smart with all this, so, how do i find out that information? > with a working video from the same source? Yes, same settings from same source. > >> On Jul 13, 2020, at 1:06 PM, Paul B Mahol wrote: >> >> On 7/13/20, frank

Re: [FFmpeg-user] Newb Help! Extracting pics from recovered video file/ or repair recovered video file

2020-07-13 Thread Paul B Mahol
On 7/13/20, frank rizo wrote: > I Think I am doing this correct, but I get an error. I have recovered some > videos from a mac that crashed and can’t be helped… they are .mov files and > look like they have a lot of data in them. several gig on each one… I have > tried several unpaid and paid

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Paul B Mahol
On 7/11/20, Michael Koch wrote: > Am 11.07.2020 um 10:12 schrieb Paul B Mahol: >> Please send patch, otherwise it have little sense to discuss this. > > This is the ffmpeg _user_ list, and 90% of all users (including me) are > not professional programmers and don't know how to

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Paul B Mahol
Please send patch, otherwise it have little sense to discuss this. On 7/11/20, Michael Koch wrote: > Hello, > > The documentation of the new chromanr filter, especially this sentence > for the "thres" option is hard to understand: > > "Sum of absolute difference of U and V pixel components or

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

2020-07-06 Thread Paul B Mahol
On 7/6/20, Moritz Barsnick wrote: > 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

Re: [FFmpeg-user] Sound level measuring on the 2nd audio stream

2020-06-29 Thread Paul B Mahol
On 6/29/20, Alex wrote: > Hi All! > I faced difficulties while trying to measure sound level for a > multimedia file with multiple audio streams. Here is the background: > > 1) ffmpeg 4.2.2 and it was used in different OS (Windows, FreeBSD). > > 2) The source file: > > Input #0,

Re: [FFmpeg-user] Frequency response of an ffmpeg equalizer filter

2020-06-27 Thread Paul B Mahol
On 6/26/20, Nicolas VAMBAIRGUE wrote: > > Le 26/06/2020 à 18:15, Paul B Mahol a écrit : >> On 6/26/20, Nicolas VAMBAIRGUE wrote: >>> Hello, >>> >>> >>> I'm starting to use the ffmpeg filters, using the documentation. It >>> seems workin

Re: [FFmpeg-user] Frequency response of an ffmpeg equalizer filter

2020-06-26 Thread Paul B Mahol
On 6/26/20, Nicolas VAMBAIRGUE wrote: > Hello, > > > I'm starting to use the ffmpeg filters, using the documentation. It > seems working but, I don't find the way to get the frequency response of > a filter. For example, let's say I'm applying this filter : > >

Re: [FFmpeg-user] xfade + acrossfade usage - keeping A/V in sync

2020-06-17 Thread Paul B Mahol
On 6/17/20, Rob Hallam wrote: > On Wed, 17 Jun 2020 at 16:19, Rob Hallam wrote: > >> So it seems that (i) xfade shortens the inputs' combined duration >> by half the transition duration; (ii) acrossfade does not shorten >> if there is no overlap (as expected); (iii) acrossfade shortens >> by the

Re: [FFmpeg-user] xfade + acrossfade usage - keeping A/V in sync

2020-06-17 Thread Paul B Mahol
On 6/17/20, Rob Hallam wrote: > On Wed, 17 Jun 2020 at 11:34, Paul B Mahol wrote: > >>> ie neither should change the length of the inputs they operate on. >>> >>> Is that a mistaken assumption perhaps? > >> Yes, very mistaken. > >> Durati

Re: [FFmpeg-user] xfade + acrossfade usage - keeping A/V in sync

2020-06-17 Thread Paul B Mahol
On 6/17/20, Rob Hallam wrote: > On Tue, 16 Jun 2020 at 23:56, Paul B Mahol wrote: > >>> TR1=764.3# input 0 duration - 1 second >>> TR2=1250.498# input 0 + input 1 duration - 1 second > >> I believe this two should be - 2 seconds instead. Because both >

Re: [FFmpeg-user] xfade + acrossfade usage - keeping A/V in sync

2020-06-16 Thread Paul B Mahol
On 6/16/20, Rob Hallam wrote: > Hi all, > > tl;dr: with the same duration, should xfade and > acrossfade produce synched output? > > I'd like to join three videos together, which have > audio and video streams of virtually the same > length. I thought I'd give the xfade [0] filter a > try as it

Re: [FFmpeg-user] Concatenate multiple (<10) movies with xfade filter

2020-06-10 Thread Paul B Mahol
On 6/10/20, Nicolas George wrote: > Paul B Mahol (12020-06-10): >> How so it is a bug? xfade needs 2 inputs. >> concat demuxer gives single output. > > A filter that "can not work with" the output of another filter, your > words, is a bug. Filters should all work

Re: [FFmpeg-user] Concatenate multiple (<10) movies with xfade filter

2020-06-10 Thread Paul B Mahol
On 6/10/20, Nicolas George wrote: > Paul B Mahol (12020-06-10): >> xfade filter can not work with concat demuxer output. > > That would be a bug. Please report it properly. > How so it is a bug? xfade needs 2 inputs. concat demuxer gives single output. > Regards, >

Re: [FFmpeg-user] Concatenate multiple (<10) movies with xfade filter

2020-06-10 Thread Paul B Mahol
On 6/10/20, Kentaro Fukuchi wrote: > Hi, > > Here I have more than 10 movies and want to concatenate into a single movie > with cross-fade effect. I tried to use 'xfade' filter with many thanks to > the authors of it, but I had no luck. > > What I did: > ffmpeg -f concat -i movies.txt

Re: [FFmpeg-user] Lensfun and v360

2020-06-06 Thread Paul B Mahol
On 6/6/20, Tobias Müller wrote: > Hello, > > in the Windows Version of ffmpeg the filter v360 is apparently missing too: > Not correct, stop downloading wrong version for once. > regards, Tobias > > ___ > ffmpeg-user mailing list >

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

2020-06-05 Thread Paul B Mahol
On 6/5/20, rohit khali wrote: > Hi, > > Is there a way to know about audio silence, loudness, peak, level as part > of FFMPEG decoding APIs or any other possible solution for the same. By using FFmpeg filtering API. See filters documentation. > > Thanks, > Rohit Khali >

Re: [FFmpeg-user] AviSynth Deinterlacers Comparison.png

2020-05-08 Thread Paul B Mahol
On 5/8/20, Mark Filipak wrote: > Howdy, > > Look at the attachment. I made it from this: > https://web.archive.org/web/20080501082420/http://heptium.sh.cvut.cz:80/~integra/deint/ > > Can you identify the modern ffmpeg equivalent of any of them? > No, I can not. > Thanks, > Mark. > -- > COVID-19

Re: [FFmpeg-user] v360 in_pad

2020-04-30 Thread Paul B Mahol
On 4/29/20, Michael Koch wrote: > Am 29.04.2020 um 16:45 schrieb Paul B Mahol: >> On 4/29/20, Michael Koch wrote: >>> Hi, >>> >>> I just saw that the in_pad parameter of the v360 filter was changed to a >>> maximum of 0.1. That's not enough if a

Re: [FFmpeg-user] v360 in_pad

2020-04-29 Thread Paul B Mahol
On 4/29/20, Michael Koch wrote: > Hi, > > I just saw that the in_pad parameter of the v360 filter was changed to a > maximum of 0.1. That's not enough if a double-fisheye camera has lenses > with 220° field of view. Please change the maximum to 0.25 or bigger. Nope. use fixed paddding instead.

Re: [FFmpeg-user] 55-Telecine, 2020-04-26 Status Report, Part 2

2020-04-27 Thread Paul B Mahol
On 4/27/20, Mark Filipak wrote: > 55-Telecine for Blu-ray Movies. > > 55-Telecine works wonderfully for transcoding M2TS movies (for superior > display on 60Hz TVs) > provided that the M2TS streams don't have subtitles and/or are short. I > reckon that the limitations > are due to mishandling of

Re: [FFmpeg-user] Zeroing 'top_field_first' & 'repeat_pict' -- Possible?

2020-04-25 Thread Paul B Mahol
On 4/25/20, Mark Filipak wrote: > On 04/25/2020 08:54 AM, Paul B Mahol wrote: >> On 4/25/20, Mark Filipak wrote: >>> On 04/25/2020 05:15 AM, Paul B Mahol wrote: >>>> On 4/25/20, Mark Filipak wrote: >>>>> ffprobe reports: >>>>>

Re: [FFmpeg-user] Zeroing 'top_field_first' & 'repeat_pict' -- Possible?

2020-04-25 Thread Paul B Mahol
On 4/25/20, Mark Filipak wrote: > On 04/25/2020 05:15 AM, Paul B Mahol wrote: >> On 4/25/20, Mark Filipak wrote: >>> ffprobe reports: >>> >>> frames.frame.0.interlaced_frame=0 >>> frames.frame.0.top_field_first=1 >>> frames.frame

Re: [FFmpeg-user] Zeroing 'top_field_first' & 'repeat_pict' -- Possible?

2020-04-25 Thread Paul B Mahol
On 4/25/20, Mark Filipak wrote: > ffprobe reports: > > frames.frame.0.interlaced_frame=0 > frames.frame.0.top_field_first=1 > frames.frame.0.repeat_pict=1 > frames.frame.1.interlaced_frame=0 > frames.frame.1.top_field_first=0 > frames.frame.1.repeat_pict=0 > frames.frame.2.interlaced_frame=0 >

Re: [FFmpeg-user] Can't write packet with unknown timestamp

2020-04-24 Thread Paul B Mahol
On 4/24/20, Mark Filipak wrote: > On 04/24/2020 09:46 AM, Paul B Mahol wrote: >> On 4/24/20, Mark Filipak wrote: >>> On 04/24/2020 05:01 AM, Carl Eugen Hoyos wrote: >>>> Am Fr., 24. Apr. 2020 um 09:17 Uhr schrieb Mark Filipak >>>> : >>>>

Re: [FFmpeg-user] Can't write packet with unknown timestamp

2020-04-24 Thread Paul B Mahol
On 4/24/20, Mark Filipak wrote: > On 04/24/2020 05:01 AM, Carl Eugen Hoyos wrote: >> Am Fr., 24. Apr. 2020 um 09:17 Uhr schrieb Mark Filipak >> : >>> >>> What's going wrong with my remux? >> >> I believe that you have already been told that you cannot generally >> concatenate vob files as you

Re: [FFmpeg-user] Can't write packet with unknown timestamp

2020-04-24 Thread Paul B Mahol
On 4/24/20, Mark Filipak wrote: > On 04/24/2020 05:01 AM, Carl Eugen Hoyos wrote: >> Am Fr., 24. Apr. 2020 um 09:17 Uhr schrieb Mark Filipak >> : >>> >>> What's going wrong with my remux? >> >> I believe that you have already been told that you cannot generally >> concatenate vob files as you

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-21 Thread Paul B Mahol
On 4/21/20, Michael Koch wrote: > Am 21.04.2020 um 11:07 schrieb Paul B Mahol: >> On 4/21/20, Michael Koch wrote: >>>>> I now appreciate that 'blend' has a "preferred" input similar to >>>>> 'overlay', >>>>> but that behavior i

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-21 Thread Paul B Mahol
On 4/21/20, Michael Koch wrote: > >>> I now appreciate that 'blend' has a "preferred" input similar to >>> 'overlay', >>> but that behavior is not >>> documented. In the case of 'overlay', the name "main" doesn't convey that >>> meaning, and in the case >>> of 'blend', that behavior is not

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-21 Thread Paul B Mahol
On 4/20/20, Mark Filipak wrote: > Hi, Ted, > > On 04/20/2020 06:20 AM, Edward Park wrote: >> Hey, >> I don't understand what you mean by "recursively". >>> >>> Haven't you heard? There's no recursion. There's no problem. The 'blend' >>> filter just has some fun undocumented features. Hours

Re: [FFmpeg-user] Glossary? [was: Re: Keyframe]

2020-04-21 Thread Paul B Mahol
On 4/21/20, Mark Filipak wrote: > On 04/21/2020 02:12 AM, Jim DeLaHunt wrote: >> On 2020-04-20 22:55, Michael Koch wrote: >> >>> Am 21.04.2020 um 04:09 schrieb Mark Filipak: I've seen where some use the term "keyframe" but I've never seen a definition.… >>> >>> I think this is correct,

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-18 Thread Paul B Mahol
On 4/18/20, pdr0 wrote: > Mark Filipak wrote >> Gee, pdr0, I'm sorry you took the time to write about 'interleave' not >> working because it is working >> for me. > > > Interleave works correctly in terms of timestamps > > Unless I'm misunderstanding the point of this thread, your "recursion

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-17 Thread Paul B Mahol
On 4/17/20, Mark Filipak wrote: > Another cogent point: > > Suppose I put 'datascope' before a filter that would pass the original frame > (say, based on a > color), but that the filter won't pass the 'scope' image (because it doesn't > contain that color). I > haven't tried it, but I'll bet that

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-17 Thread Paul B Mahol
On 4/17/20, Mark Filipak wrote: > I reran the tests with these command lines: > > SET FFREPORT=file=FOO-GH.LOG:level=32 > > ffmpeg -i %1 -filter_complex >

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-17 Thread Paul B Mahol
On 4/17/20, Mark Filipak wrote: > On 04/17/2020 05:38 AM, Paul B Mahol wrote: >> On 4/17/20, Mark Filipak wrote: >>> On 04/17/2020 05:03 AM, Paul B Mahol wrote: >>> -snip- >>>> That is not filter graph. It is your wrong interpretation of it. >>

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-17 Thread Paul B Mahol
On 4/17/20, Mark Filipak wrote: > On 04/17/2020 05:03 AM, Paul B Mahol wrote: > -snip- >> That is not filter graph. It is your wrong interpretation of it. >> I can not dechiper it at all, because your removed crucial info like ',' > > My filtergraph is slightly abbrevi

Re: [FFmpeg-user] Copy across core DTS audio

2020-04-17 Thread Paul B Mahol
On 4/17/20, Mark Filipak wrote: > On 04/17/2020 04:33 AM, kaled wrote: >> thank you both and thanks for the code Moritz >> I tried the following >> >> ffmpeg -i x.mkv -map 0:0 -map 0:2 -map 0:1 -map 0:3 -c:v copy -c:a:2 copy >> -bsf:a:2 dca_core -c:a:1 copy -c:s copy output.mkv >> >> and it

Re: [FFmpeg-user] ffmpeg architecture question

2020-04-17 Thread Paul B Mahol
On 4/17/20, Mark Filipak wrote: > Thanks to pdr0 -at- shaw.ca, My quest for the (nearly perfect) p24-to-p60 > transcode has concluded. > > But remaining is an ffmpeg behavior that seems (to me) to be key to > understanding ffmpeg > architecture, to wit: The characteristics of frame traversal

Re: [FFmpeg-user] propagation of frames in a filter complex

2020-04-16 Thread Paul B Mahol
On 4/16/20, Mark Filipak wrote: > To overcome a problem, I'm trying to understand the propagation of frames in > a filter complex. > > Filter graph: > > split[A]select='not(eq(mod(n+1\,5)\,3))' [C]interleave > [B]split[D]select='eq(mod(n+1\,5)\,2)'[F]blend[D] >

Re: [FFmpeg-user] concat demuxer filter_complex (fade)

2020-04-15 Thread Paul B Mahol
a brain... a heart... the nerve. > Original approach is very fragile and extremely complicated to work with. > > On 04/14/2020 09:43 AM, atticus via ffmpeg-user wrote: > > ‐‐‐ Original Message ‐‐‐ > > On Tuesday, April 14, 2020 11:07 AM, Paul B Mahol > wrote: >

Re: [FFmpeg-user] Decombing via screening - 'tblend' bug (?)

2020-04-15 Thread Paul B Mahol
On 4/15/20, Mark Filipak wrote: > On 04/15/2020 05:38 AM, Paul B Mahol wrote: >> On 4/15/20, Mark Filipak wrote: >>> On 04/15/2020 05:00 AM, Paul B Mahol wrote: >>>> On 4/15/20, Mark Filipak wrote: >>>>> On 04/15/2020 04:25 AM, Paul B Mahol

Re: [FFmpeg-user] Decombing via screening - 'tblend' bug (?)

2020-04-15 Thread Paul B Mahol
On 4/15/20, Mark Filipak wrote: > On 04/15/2020 05:00 AM, Paul B Mahol wrote: >> On 4/15/20, Mark Filipak wrote: >>> On 04/15/2020 04:25 AM, Paul B Mahol wrote: >>>> On 4/15/20, Mark Filipak wrote: >>>>> Request for bug confirmation is included.

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