Re: [FFmpeg-user] Specify FC instead of mono‏

On Tue, Oct 27, 2015 at 1:39 PM, Moritz Barsnick wrote: > On Tue, Oct 27, 2015 at 13:31:30 +, Kevin Wells wrote: >> Let me know if you need anything else, testing patches, more samples, etc. > > With my means and the (very) little knowledge of the MOV format I have, > I

Re: [FFmpeg-user] Slicing a 4K video to images and then encoding them back using the same codec

On Wed, Oct 21, 2015 at 9:08 PM, Liran Sharoni wrote: > Forget what mediainfo I posted , I am a new user and I am asking for advice: > How can I re-encode a video after changing it while keeping it as identical > as possible? > > I guess I need help evaluating the

[FFmpeg-user] similar multiple drawtext commands performs differently in OS X and windows

I want a text watermark in the centre of my image, and a burnt in time code in the bottom of the image. The following command in an OS X terminal performs as intended, and here's a screenshot: http://imgur.com/BYERFAE ffmpeg -i INPUT -vf

Re: [FFmpeg-user] similar multiple drawtext commands performs differently in OS X and windows

On Thu, Nov 12, 2015 at 10:23 PM, Nicolas George <geo...@nsup.org> wrote: > Le duodi 22 brumaire, an CCXXIV, Kieran O Leary a écrit : >> "drawtext=fontfile='C\:\\Windows\\Fonts\\arial.ttf:fontcolor=white:timecode=01\:00\:00\:00:rate=25/1:boxcolor=0x00AA:box=1:fontsize=48:

Re: [FFmpeg-user] missing audio problem after convert h264 + aac to Mpeg2 + mp3

On Monday, 19 October 2015, Lou wrote: > On Mon, Oct 19, 2015, at 01:42 AM, doganersari wrote: > > Hello there, > > > > I am converting mp4 video file to mpg video file with ffmpeg and c++. But > > I > > have a problem, after convertion there is audio codec info but no audio > >

Re: [FFmpeg-user] croping a video while keeping the rest of the data in the container

On Tuesday, 13 October 2015, Jim Worrall wrote: > > > On 2015 Oct 13, at 11:20 AM, daggs > wrote: > > > > I want to the following, take a mkv file (with multiple audio and > subtitles included for example) and crop the video so in the end I have

Re: [FFmpeg-user] Extracting starting timecode info using ffmpeg/ffprobe

On Tue, Sep 1, 2015 at 11:43 PM, Kieran O Leary <kieran.o.le...@gmail.com> wrote: > > From some googling, I've had occasional success with the following command: > ffprobe.exe -show_entries format_tags=timecode -of > default=noprint_wrappers=1 inputfile > > I've

[FFmpeg-user] Extracting starting timecode info using ffmpeg/ffprobe

I am trying to create h264 low res proxies that have a burnt in timecode which derives from the source video's timecode. I'm making a bash script that stores the value and uses it as the starting timecode for the drawtext filter. Can anyone recommend a way for ffprobe or ffmpeg to always return a

Re: [FFmpeg-user] Extracting starting timecode info using ffmpeg/ffprobe

On Wed, Sep 2, 2015 at 10:03 AM, Francois Visagie wrote: > > What is the exact command-line that works better for you now, along with some > sample output? Here's the script, by the way, can you send me yours? https://github.com/kieranjol/ifi-ffv1 Here's what the

Re: [FFmpeg-user] max bitrate for vob

On Tue, Sep 15, 2015 at 10:46 PM, Steve Boyer wrote: > On Tue, Sep 15, 2015 at 4:38 PM, Rick C. wrote: > >> Hi again, >> >> What is the max bitrate for vob since I had this error? Thanks in advance… >> >> Since you are talking VOBs, I'm assuming

Re: [FFmpeg-user] max bitrate for vob

On Tue, Sep 15, 2015 at 11:11 PM, Lou wrote: > On Wed, 16 Sep 2015 00:06:49 +0200 > Moritz Barsnick wrote: > >> Just for info: For the ntsc-dvd target, ffmpeg sets the max rate at >> 900. > > If anyone is curious the target settings can be viewed in

Re: [FFmpeg-user] Decode FFV1 AVI back to DPX

On Thu, Nov 26, 2015 at 11:35 AM, Abhishek Prasad wrote: > After encoding a dpx sequence to avi/mxf with FFv1. How does one > decode/restore back to the dpx files? > - Did you say that you encoded ffv1 in an mxf wrapper? Is that even possible, and if so, what

Re: [FFmpeg-user] considering image sequence+audio for video preservation

Hi, On Sun, Jun 12, 2016 at 11:58 AM, ibrahim wrote: > hi, > >FFV1+lpcm+mkv is a perfect solution that meets > most of the preservation requirements for video and i would recommend > that as the first option but i am also working on an additional strategy > based on keeping

Re: [FFmpeg-user] Original display aspect ratio is not copied to output

Hi On 8 Jun 2016 9:49 p.m., "Dr. Johannes Zellner" wrote: > ANY IDEAS HOW TO GET THE TWO LINES COPIED TO THE OUTPUT FILE OR ANY > OTHER IDEAS HOW TO GET THE OUTPUT DISPLAYED WITH THE CORRECT ASPECT > RATIO BY DEFAULT? > Adding -aspect 16:9 to your command might help?

Re: [FFmpeg-user] Could not write header for output file #0 (incorrect codec parameters ?):

Hi On 20 Jun 2016 10:41 p.m., "juan carlos Rebate" wrote: > > in all results of google there is no page that explains how to resolve this > error, commands only explain but not the solution, nor is there > documentation solution >

Re: [FFmpeg-user] ERROR in ffmpeg install on UBUNTU 14.04

On 28 Jun 2016 5:24 a.m., "WY" wrote: > > Dear ffmpeg users, > > I am tring to install ffmpeg on UBUNTU 14.04, however could NOT install. The install process is the following: I can't answer why your build is failing, but a workaround is to use linuxbrew. http://linuxbrew.sh/

Re: [FFmpeg-user] -f mkv cannot be used, why?

On Wed, Feb 17, 2016 at 12:21 PM, Moritz Barsnick wrote: > On Wed, Feb 17, 2016 at 12:29:59 +0100, Christoph Gerstbauer wrote: > > why does FFmpeg me not allow to use the -f mkv syntax when generating an > > mkv? > > Short answer: In ffmpeg terms, the format is called

Re: [FFmpeg-user] mkv from hevc to h264

On 24 Mar 2016 5:05 a.m., "Molteni Davide" wrote: > > Hi all, > > can you please help me? > I want to convert in a mkv file only the video encoding from hevc (h265) to > h264 without loosing all the audio tracks in AC3/DTS/... and subtitles. Hi Dave, Example 4 in the

Re: [FFmpeg-user] Cut detection with dynamic threshold possible?

On 26 Apr 2016 10:38 a.m., "Christoph Gerstbauer" < christophgerstba...@gmail.com> wrote: > > But what I need is a syntax which I can use in FFmpeg commandline which uses the ydif function from the singalstats filter and force ffmpeg to output jpgs at the video position where this big peaks

[FFmpeg-user] vf subtitles - Color conversion not implemented for xyz12le

Hi, When I burn in srt subs using a xyz12le jpeg2000.mxf from a DCP, I get multiple 'Color conversion not implemented for xyz12le' errors. Even if I specify that I want white subtitles, I end up getting transparent, multicoloured subs. It happens with prores as well. There are no warnings

Re: [FFmpeg-user] vf subtitles - Color conversion not implemented for xyz12le

On Mon, May 9, 2016 at 11:36 AM, Paul B Mahol wrote: > > And what is command? > ___ Hi Paul, Thanks for getting back to me. It was directly above the console output: ffmpeg -i H:\dcps\ffmpeg_test\short_dcp.mxf -c:v libx264

Re: [FFmpeg-user] vf subtitles - Color conversion not implemented for xyz12le

On Mon, May 9, 2016 at 11:42 AM, Kieran O Leary <kieran.o.le...@gmail.com> wrote: > On Mon, May 9, 2016 at 11:36 AM, Paul B Mahol <one...@gmail.com> wrote: > >> >> And what is command? >> ___ > >

Re: [FFmpeg-user] vf subtitles - Color conversion not implemented for xyz12le

On Mon, May 9, 2016 at 12:32 PM, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > Kieran O Leary gmail.com> writes: > >> PS H:\dcps\ffmpeg_test> ffmpeg -i H:\dcps\ffmpeg_test\short_dcp.mxf >> -c:v libx264 -pix_fmt yuv420p -vf subtitles=subtitle >> .xml.srt:force

Re: [FFmpeg-user] FFPROBE and Tags in MOV/MP4 files

Hi! On Mon, May 16, 2016 at 1:57 AM, Dave Navarro, Jr. wrote: > I am using the latest version of FFPROBE to extract meta data from MOV and > MP4 files uploaded to my web site. > > > > ffprobe -v quiet -show_format -show_streams -show_private_data -print_format > json

Re: [FFmpeg-user] FFPROBE and Tags in MOV/MP4 files

On Mon, May 16, 2016 at 5:06 PM, Kieran O Leary <kieran.o.le...@gmail.com> wrote: > Hi! > > On Mon, May 16, 2016 at 1:57 AM, Dave Navarro, Jr. > <d...@topekadesign.com> wrote: >> I am running some tests and I can't seem to locate where "TAGS" or

Re: [FFmpeg-user] -vf Colorspace filter - 'Unknown input primaries 2' error

On 13 May 2016 12:26 p.m., "Paul B Mahol" wrote: > > > This is XYZ right? > > AFAIK colorspace filter doesn't support XYZ as input. > It is indeed XYZ. However when I transcode the DCP to libx264 without any filtering and the output file is yuv420p, the colorspace filter still

Re: [FFmpeg-user] -vf Colorspace filter - 'Unknown input primaries 2' error

Hi Chris! On Fri, May 13, 2016 at 2:54 PM, Christoph Gerstbauer wrote: > Hi again, Kieran, > > sorry I meaned : "are the DPX logarithmic XYZ or linear XYZ? " > > Didnt mean RGB. > > Best Regards > Chris > These are not DPX at all, they are born digital Digital

Re: [FFmpeg-user] SAR changes when stream copying y4m video to Matroska when SAR is present in source

On Mon, Jul 25, 2016 at 10:34 AM, Carl Eugen Hoyos wrote: > > I originally wanted to suggest replicating with FFmpeg alone > (without an external source file) but feel free to use the > mentioned file. > Do you mean that I should use -f lavfi to generate a sample? If so , I

Re: [FFmpeg-user] SAR changes when stream copying y4m video to Matroska when SAR is present in source

Hi Carl, Thanks for replying. On Mon, Jul 25, 2016 at 9:47 AM, Carl Eugen Hoyos wrote: > Which - without really verifying myself! - are probably > the correct display dimensions for the given input. > > I don't know why FFmpeg writes display dimensions instead > of DAR: My

[FFmpeg-user] Source v210.mov has no interlacement info, ffv1 transcode is listed as progressive

Hi, My input file was generated from Avid Media Composer 8. Link: https://www.dropbox.com/s/yed44wj5lq9jg8h/2fr.mov?dl=0 If I use -c copy to remux to mov or mkv, then the lack of interlacement info is maintained. When I encode with FFV1, using either MKV or MOV, the file is listed as

Re: [FFmpeg-user] MKV With Multiple Audio Streams

Hi, On Thu, Jul 28, 2016 at 9:02 AM, Gabriel Altabarani wrote: > So I have an MKV video file with the following streams: > > > > Stream#0:0: Video > > Stream#0:1: Audio > > Stream#0:2: Subtitle > > Stream#0:3: Audio > > Stream#0:4: Attatchment > > Stream#0:5:

Re: [FFmpeg-user] Source v210.mov has no interlacement info, ffv1 transcode is listed as progressive

Hello Jerome!! On Thu, Jul 28, 2016 at 5:06 PM, Jerome Martinez <jer...@mediaarea.net> wrote: > Le 28/07/2016 à 10:38, Kieran O Leary a écrit : >> >> Hi, >> >> My input file was generated from Avid Media Composer 8. >> Link: https://www.dropbox.com/s/yed4

[FFmpeg-user] SAR changes when stream copying y4m video to Matroska when SAR is present in source

Hello, I posted a similar issue recently where an unknown SAR was declared as 1:1 when stream copied to matroska. I think this is a different issue because the SAR is declared in the source in this instance. I am running some tests on the xiph/derf collection and found that a lot of the videos

Re: [FFmpeg-user] where to get HD AV clips to test

Hi On Thu, Aug 4, 2016 at 12:46 PM, qw wrote: > Hi, > > I'm developping transcoding application based on ffmpeg lib, and evaluating > the qulaity of video/audio codec. > > Where can I get HD quality 4K and 1080p clips with above 10Mbps bitrate? There is a variety of clips

[FFmpeg-user] Matroska encode specifies SAR/DAR when no aspect ratio info is present in source .mov

Hi, I only noticed this when it was flagged in the new framemd5 output that includes SAR values. A .mov source with no SAR/DAR information (listed as #sar 0: 0/1) in the framemd5, has specific SAR information when remuxed as mkv (#sar 0: 1/1). Obviously these values are also available via ffmpeg

Re: [FFmpeg-user] Removing Timecode Track

On 17 Jul 2016 7:05 p.m., "Kelly Haydon" wrote: > > Hello - I'd like to use ffmpeg to remove the QT timecode which exists > in Stream #0:2 of the file expressed below. Basic re-encoding with only the > first two streams mapped was recommended, but has not worked. I have not

Re: [FFmpeg-user] Matroska has different starting DTS/PTS after stream copy from mov after rescale

Hi Carl, yet again thanks for quick reply. On Wed, Jul 13, 2016 at 10:11 AM, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > Kieran O Leary gmail.com> writes: > >> 1. Rescale 2048*1536 v210.mov to 4096*3072 (Source PTS/DTS >> and rescaled PTS/DTS start at 0) >> 2.

Re: [FFmpeg-user] Rotating an mp4 video on Windows

Hi Elie On 8 Aug 2016 8:49 a.m., "Elie Grouchko" wrote: > > Hi, > > I am new to ffmpeg. > > I have been trying to rotate an mp4 video file on Windows, without affecting the quality, encoding, etc., but the output file is not compatible with WMP. > > The command I have been

Re: [FFmpeg-user] Rotating an mp4 video on Windows

Hi, On Mon, Aug 8, 2016 at 10:07 AM, Peter White wrote: > $ ffmpeg -i input.mp4 -c copy -metadata:s:v rotate=270 target.mp4 > > But this obviously needs to be respected by the playback application, so > YMMV. VLC does work with this. > I tested this with windows 7. VLC

Re: [FFmpeg-user] Source v210.mov has no interlacement info, ffv1 transcode is listed as progressive

Hello Tobias! On Thu, Jul 28, 2016 at 1:34 PM, Tobias Rapp wrote: > > From the top of my head FFV1 has a flag interlaced=false/true but there is > no interlaced=unknown. > According to mediaconch, picture_structure is in fact 3 (progressive). According to the spec,

Re: [FFmpeg-user] Converting several .webm files to mp3 with one command

On 1 Jul 2016 6:08 p.m., "Canadian Cyanide" wrote: > > Hello, > > I have some .webm audio files in a folder that I would like to convert to > mp3 without having to enter the name of each one individually. How would I > go about doing that? Also, if I'm not supposed to

Re: [FFmpeg-user] FFV1/rgb48le issue: ffmpeg automatically chooses gbrp16le to decode an rgb48le FFV1 file.

Hi Carl, On Wed, Aug 17, 2016 at 5:11 PM, Carl Eugen Hoyos wrote: > Hi! > > 2016-08-17 17:47 GMT+02:00 Kieran O'Leary : >> When I transcode an rgb48le TIFF to FFV1, the resulting ffv1 file is listed >> as having a pixel format of >> gbr16le when I

Re: [FFmpeg-user] C920 h264 Problem

Hi, On Thu, Jan 26, 2017 at 9:25 AM, Canberk Demirsoy (Alumni) < cdemir...@sabanciuniv.edu> wrote: > Hi guys even though i make lots of settings i still see yuv format in debug > file. How to correctly get h264 format from c920 using raspberry pi? And i > wanna transfer file without encoding or

Re: [FFmpeg-user] C920 h264 Problem

Hi, On Thu, Jan 26, 2017 at 10:23 AM, Canberk Demirsoy (Alumni) < cdemir...@sabanciuniv.edu> wrote: > Hi, i need input codec as h264 rather than yuvj420 because i am using > raspberry pi and c920 webcam so i need to handle encoding with onboard > encoder of c920 to make things easier. Yes my

Re: [FFmpeg-user] Manually convert XYZ to YUV

Hi Carles, On Mon, Jan 16, 2017 at 10:52 AM, Carles Vila wrote: > Hi I have been given an MP4 which has been extracted from DCP without > color-correction, so it still has the greenish look from the XYZ > colorspace. > Is there any way to convert it and make it look

Re: [FFmpeg-user] Find out supported pixel formats for a codec

Hi, On Sun, Aug 21, 2016 at 8:52 AM, Robert Krüger wrote: > Hi, > > is there a systematic way to find out supported pixel formats for a codec > (or filter) on the command line? I only found ffmpeg -pix_fmts but that is > the global list of all known pixel formats. >

Re: [FFmpeg-user] FFV1/rgb48le issue: ffmpeg automatically chooses gbrp16le to decode an rgb48le FFV1 file.

Hello Carl and Paul, Thank you for clarifying. On Wed, Aug 17, 2016 at 9:39 PM, Carl Eugen Hoyos wrote: > > I don't think this is correct: > FFV1 allows to encode 16 bpc RGB data. FFmpeg accepts its internal > pix_fmts rgb48 and gbrp16 for encoding (this can be rgb48le or

Re: [FFmpeg-user] -pix_fmt yuv420p and deinterlacing

Hi Katherine! On Sat, Feb 25, 2017 at 10:54 PM, Katherine Frances wrote: > Marton, thank you very much, this is extremely helpful. > > As Marton mentioned, the `p` refers to Planar, and the absence of `p` (as far as i can tell) suggests Packed - https://ffmpeg.org/doxygen/

Re: [FFmpeg-user] FFMPEG MXF Issue

Hi On 1 Sep 2016 6:05 p.m., "afellah" wrote: > > Dears > > kindly help with the previous issue. > > Thank you > It looks like you not only hijacked another users' thread originally, you then hijacked your own thread and as a result, it's unclear what you're referring

Re: [FFmpeg-user] custom call

Hi, On Mon, Aug 29, 2016 at 6:47 PM, wrote: > Hello > > Exactly where do I do this and don't I have to add the value of 5 minutes? It sounds like you should add it a similar place as where you added 'file size limit = 550MB' in that third party application? It sounds

Re: [FFmpeg-user] custom call

Hi Oscar, On Mon, Aug 29, 2016 at 9:00 PM, wrote: > Hello > > The one represents those 8-9 seconds? I am going to run this command on two different files, one of them is 10 seconds long, the other is 250 seconds long. I will post the command, followed by the result:

Re: [FFmpeg-user] MXF to MP4 Conversion Problem

Hi, On 24 Sep 2016 3:02 p.m., "tsnider" wrote: > > Last message repeated 1 times > [mp4 @ 0x7fddb4a5cc00] Could not find tag for codec pcm_s24le in stream #1, > codec not currently supported in container > Output #0, mp4, to Here's one issue anyhow. PCM audio is not

Re: [FFmpeg-user] Encoding Apple-Quicktime compatible videos ? - Broken videos on Apple

Hi On 7 Oct 2016 11:15 p.m., "Alexey Eromenko" wrote: > > Hello all, > > I have encoded a bunch of videos for my iPad into MPEG-4-AVC using > ffmpeg + libx264. > > FFprobe for first of my problematic videos: > http://pastebin.com/Wh94xZR0 > > FFprobe for 2nd problematic video:

Re: [FFmpeg-user] ffmpeg and webm format and mkv format

Hi Phil, On Thu, Sep 15, 2016 at 1:01 PM, Phil Rhodes wrote: >> $ git log e278500 > I have no idea what this means. > "Your search - $ git log e278500 - did not match any documents." Run the `git log` after changing to the directory that contains your cloned ffmpeg

Re: [FFmpeg-user] Compiling FFmpeg without SecIdentityCreate API

Hi On 17 Sep 2016 11:42 p.m., "Carl Eugen Hoyos" wrote: > > > > Unrelated: Am I the only one who has serious trouble receiving > Phil's emails? > Yes, on Gmail they go straight to spam, and are only included in a thread when someone replies.

Re: [FFmpeg-user] HELP !

Hi Nicolas, On Tue, Aug 23, 2016 at 10:37 AM, Nicolas Sampson wrote: > Greetings to one and all!!! > > > What I am trying to do is: be able to copy a number of files into a folder > and have Ffmpeg convert the first, then loop to the second, etc. etc. and > obviously stop

Re: [FFmpeg-user] HELP !

Hi, On Tue, Aug 23, 2016 at 3:50 PM, Peter van Houten wrote: > > Sorry, can't help if you're using Windows, those commands were for a > Linux shell. Maybe someone else on the list knows the equivalent Windows > commands? The solution I gave is all on one line and yes, there

Re: [FFmpeg-user] HELP !

Hi, On Tue, Aug 23, 2016 at 2:19 PM, pkv.stream wrote: > Hi Nicolas, > since you seem to be using a windows platform I would suggest that instead > of using ffmpeg and batch commands which seem a bit remote for you given > your background , you turn to more user-friendly

Re: [FFmpeg-user] Videofilter scaling is not resizing

Hi On Thursday, 29 September 2016, Chaes Heath wrote: > I've got a folder of 1080p videos that I'm wanting to encode in 720p. I'm > using the below command to do so: > > *for i in `ls`; do ffmpeg -y -i $i -vf scale=-1:720,setsar=1:1 -vf > subtitles=$i -crf 25 -trellis 2

Re: [FFmpeg-user] Adding Watermark to Video

Hi, replies below: On Sunday, 9 October 2016, Al-Haseeb Jafar wrote: > I'm completely unfamiliar with ffmpeg (I just know its name). > On my video site phpvibe CMS is using the following ffmpeg command. > CMD 1: > {ffmpeg-cmd} -i {input} -vcodec libx264 -s

Re: [FFmpeg-user] setfield and display order and storage order

Hi, On 29 Nov 2016 14:23, wrote: I found that if I add '-field_order tt', then I can force a 'top first' output with mov, but an mkv output with '-field_order tt' stays as 'top coded first (swapped)'. Dave I am also curious about an answer to this but perhaps no one

Re: [FFmpeg-user] MLV-files

Hi, On Wed, Mar 29, 2017 at 9:07 PM, Cecil Westerhof wrote: > Yesterday I discovered Magic Lantern. I read that ffmpeg supports the > MLV format. Does anyone has experience with this? > > What have you tried already and what are you hoping to do? I haven't tried MLV in years,

Re: [FFmpeg-user] MLV-files

Hi Moritz, On Fri, Mar 31, 2017 at 3:01 PM, Moritz Barsnick wrote: > On Fri, Mar 31, 2017 at 12:11:56 +0200, Cecil Westerhof wrote: > > Not much. With ffmpeg -codecs I did not see anything that seemed to > > work with MLV. > > From what I can tell, that which ffmpeg supports

Re: [FFmpeg-user] getting ValueError: I/O operation on closed file on MacOSX yosemite and python2.7

Hi, On Thu, Apr 13, 2017 at 2:45 PM, Sudeep Maheshwari - TNW < s.maheshw...@tudelft.nl> wrote: > Dear all > > > Please tell me what is the work around to this > I am using FFMpeg on MacOSX and this is the latest version > > Have you tried raising an issue with matplotlib? Looking at their

Re: [FFmpeg-user] Converting mkv to mp3 failures

Woah On Thu, Jul 13, 2017 at 8:56 PM, JD wrote: > > > I uploaded the full screen out put to: > > https://www.sendspace.com/file/l5jdvs > > it is called FFMPEG_ERRORS > > I only looked through some as you posted the output of loads of videos! It might help to pick just one

Re: [FFmpeg-user] Converting mkv to mp3 failures

Hi On Thu, Jul 13, 2017 at 9:58 PM, JD wrote: > >> The problem of file not found is caused by the naming conventions > used by youtube-dl - so that even if I enclose the filename in double > quotes, > ffmpeg is UNABLE to parse the name correctly > > I don't know whether to

Re: [FFmpeg-user] Write QuickTime tags

Hi Andrius, On Mon, Jul 10, 2017 at 5:05 PM, wrote: > > Some of these tags such as 'keywords' and 'rating.user' are not being > recognized by another software (I was checking results in mediainfo and > exiftool) and some of them I was able to write using a different

Re: [FFmpeg-user] Trying to add metadata media_type to mp4

Hi both, On Fri, Jul 14, 2017 at 2:32 PM, Andrey Goreev wrote: > I am pretty sure there was a large table with All the media types listed > here: https://developer.apple.com/library/content/ > documentation/QuickTime/QTFF/Metadata/Metadata.html That was the spec I

Re: [FFmpeg-user] Trying to add metadata media_type to mp4

Hi On Fri, Jul 14, 2017 at 10:13 AM, Kieran O'Leary wrote: > > Hi, > > It looks like media_type does not take a string like "media_type" as its > value, Should have said 'looks like media_type does not take a string like "TV Show" as its value,' Apologies,

Re: [FFmpeg-user] Conversion wav -> mp3 -> wav

Hi, On Thu, Jun 22, 2017 at 9:20 PM, Rodolfo Medina wrote: > Hi all. > > As an experiment, I converted a .wav file to mp3 format and then back into > wav > again, just to see what happens: > > $ ffmpeg -i file1.wav file1.mp3 > $ ffmpeg -i file1.mp3 file2.wav > >

Re: [FFmpeg-user] Seeking for a method to remove sections of a video

Hi, On Sat, Jun 17, 2017 at 2:30 PM, Carlos E. R. wrote: > Hi, > > I'm new to this list. > > I'm seeking for a tool to remove the start and end sections of a movie > recorded from TV, plus sections on the middle (commercials), in Linux. I > have tried several GUI

Re: [FFmpeg-user] Matroska Container, FFV1 Codec and GPU Encoding

On Thu, Sep 14, 2017 at 10:02 AM, Kieran O Leary <kieran.o.le...@gmail.com> wrote: > Hi Sebastian, > > On Thu, Sep 14, 2017 at 9:50 AM, Wilk, Sebastian <sebastian.w...@stud.hs- > coburg.de> wrote: >> >> >> If I want to encode videos using the matroskac

Re: [FFmpeg-user] Matroska Container, FFV1 Codec and GPU Encoding

Hi Sebastian, On Thu, Sep 14, 2017 at 9:50 AM, Wilk, Sebastian < sebastian.w...@stud.hs-coburg.de> wrote: > > > If I want to encode videos using the matroskacontainer (mkv) and the FFV1 > codec, am I limited to CPU only or can GPUs be used as well? > As far as I know, yes. In the Irish Film

Re: [FFmpeg-user] Matroska Container, FFV1 Codec and GPU Encoding

On Thu, Sep 14, 2017 at 10:19 AM, Wilk, Sebastian < sebastian.w...@stud.hs-coburg.de> wrote: > > > Mkv and FFV1 seems to be one of the best options, due to being licensefree > and lossless, as well as reasonably fast. > Yes, and every frame/slice has an embedded checksum if you use FFV1 version

Re: [FFmpeg-user] Matroska Container, FFV1 Codec and GPU Encoding

On Fri, Sep 15, 2017 at 4:02 PM, Carl Eugen Hoyos wrote: > > Your email is a good example for bad quoting. > Is this better? I needed to switch over to plain text mode in gmail. Apologies, Kieran. ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Matroska Container, FFV1 Codec and GPU Encoding

On Fri, Sep 15, 2017 at 2:49 PM, Carl Eugen Hoyos wrote: > 2017-09-14 10:50 GMT+02:00 Wilk, Sebastian coburg.de>: > > > I believe that even for the foreseeable future, GPU usage for FFV1 > can be ruled out. > > Please, everybody, respect the mailing

Re: [FFmpeg-user] Matroska Container, FFV1 Codec and GPU Encoding

On 14 Sep 2017 11:52, "Wilk, Sebastian" wrote: I am a bit puzzled about your last paragraph >We just use a v210 capture ->FFv1 ffmpeg transcode with losslessness >verification via framemd5 though. Is there a specific reason(s) for the capture step at the

Re: [FFmpeg-user] Having problems combining multiple videos (concat)

Hi,I'm not near a PC, but I remember something similar. I think my issue was my black video had different timebase, tbr, tbcs, tbn.pretty sure they using setpts fixed things. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] Having problems combining multiple videos (concat)

Hi, I was actually thinking of the settb option, sorry. I might be leading you astray here, but I'm just going from memory. Hopefully someone has a better answer. More answers below.. On 21 Sep 2017 23:38, "Karen Norton" wrote: Awesome!! Thanks for the speedy reply and for

Re: [FFmpeg-user] FFMPEG Images & Audio to Video

How many source images do you have, and should the output definitely be 25fps?also why not use something like https://amiaopensource.github.io/ffmprovisr/#images_2_video To process an image sequence rather than concat? Unless your images are appended by datetime rather than sequential numbers?

Re: [FFmpeg-user] Error converting 4K DCP

What does Ffmpeg -i path/to/firstfike.j2c Say? Seems like your source has four components, maybe an alpha channel? I'd like to see the pix_fmt, but maybe ffmpeg gives the same error. Not sure if using libopenjpeg as decoder would help? Just add -c:v libopenjpeg Before your -i

Re: [FFmpeg-user] Joining 2 mkv videos

On Fri, Sep 15, 2017 at 8:41 PM, JD wrote: > > So far I have failed. > What have you tried and what errors did you receive? > Any help with this? > https://trac.ffmpeg.org/wiki/Concatenate Sometimes, if I'm on a unix system, I just put the files in a new directory and run

Re: [FFmpeg-user] Joining 2 mkv videos

On Fri, Sep 15, 2017 at 9:38 PM, JD wrote: > ~/bin/ffmpeg.d/ffmpeg -f concat -i > $PWD/A_brief_animation_of_David_Hudsons_Discovery_of_Ormus-p1.mkv -i > $PWD/A_brief_animation_of_David_Hudsons_Discovery_of_Ormus-p2.mkv -c copy >

Re: [FFmpeg-user] Error converting 4K DCP

Hi Carles, On Fri, Sep 22, 2017 at 3:10 PM, Carles Vila wrote: >> Seems like your source has four components, maybe an alpha channel? I'd >> like to see the pix_fmt, but maybe ffmpeg gives the same error. >> >> Not sure if using libopenjpeg as decoder would help? >> Just add >>

Re: [FFmpeg-user] AVI interlaced support

On 6 Oct 2017 19:22, "Carl Eugen Hoyos" wrote: 2017-10-06 18:57 GMT+02:00 Kieran O'Leary : > I can't get ffmpeg to produce an interlaced file using > setfield or field_order. This is ticket #6383 afaict. Yup,the exact same. Sorry about that.

Re: [FFmpeg-user] Dolby E decoder

On 8 Sep 2017 08:35, "Paul B Mahol" wrote: On 9/8/17, Mike Brown < No, you would need to copy audio to raw container, this raw container would be then detected as Dolby-E. ffmpeg -i input.wav -c:a copy -f u8 out.u8 This looks like an 8-bit format,is there a reason why 16 or

Re: [FFmpeg-user] Using ffmpeg to combine video and audio?

ffmpeg -i videofile -i audiofile -c copy output.mkv Instead of typing audiofile or videofile, just drag and drop your file into the terminal and the path will appear. If you get an error, copy paste the full terminal output into an email, along with the command line used. On 5 Sep 2017 6:25 pm,

Re: [FFmpeg-user] Using ffmpeg to combine video and audio?

P. S Apologies for top posting. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

[FFmpeg-user] pseudocolor and general filter syntax

I'm trying and failing to get the pseudocolour filter to work. I think my issue is more to do with not knowing how to formulate the filter syntax in general. I basically just copy pasted the example from the filter documentation and I am guessing that I should be populating the amax/ymax/val

Re: [FFmpeg-user] pseudocolor and general filter syntax

On 26 Aug 2017 1:51 pm, "Paul B Mahol" <one...@gmail.com> wrote: On 8/26/17, Kieran O Leary <kieran.o.le...@gmail.com> wrote: > I'm trying and failing to get the pseudocolour filter to work. I think my > issue is more to do with not knowing how to formulate the f

Re: [FFmpeg-user] pseudocolor and general filter syntax

On Sat, Aug 26, 2017 at 2:12 PM, Paul B Mahol wrote: > > Ah, put everything also into "" > > Done: all works perfectly. Thanks for your help and for writing this filter. I look forward to messing around with it further. -K ___

Re: [FFmpeg-user] Muxing audio-only MXF

On Thu, Nov 30, 2017 at 4:38 PM, Kieran O Leary <kieran.o.le...@gmail.com> wrote: > Hi, > > On Thu, Nov 30, 2017 at 3:46 PM, Robert Krüger > <krueger@lesspain.software> wrote: >> Hi, >> >> is there a way to mux an mxf file only containing a pcm audio s

Re: [FFmpeg-user] Muxing audio-only MXF

Hi, On Thu, Nov 30, 2017 at 3:46 PM, Robert Krüger wrote: > Hi, > > is there a way to mux an mxf file only containing a pcm audio stream? When You could try using the op-atom muxer as it looks like your command is defaulting to op1a. Add -f mxf_opatom to your command

Re: [FFmpeg-user] Opus : difference between .opus and .ogg file extension

Hi On Thu, Nov 30, 2017 at 10:24 AM, wrote: > Hello all, > > I'm encoding my audio files to opus, with the following command: >> ffmpeg -i test.mp3 -acodec libopus -b:a 64000 -vbr on test.opus > (Debian squeeze, ffmpeg version 3.3.5) > > According to wikipedia, the "opus"

Re: [FFmpeg-user] Opus : difference between .opus and .ogg file extension

P.S On Thu, Nov 30, 2017 at 10:24 AM, wrote: > > What's going on here ? Answered in previous email. > What is the container used when encoding a file to ".opus" ? OGG. opus just seems to be a codec, not a container. When you use the .opus extension for your ffmpeg output,

Re: [FFmpeg-user] Convert Single Image

Hi, On 4 Dec 2017 17:45, "Damien Gallagher" wrote: Hi I am trying to convert a single jpg image to a video I am creating a list of training videos and I want to an intro video based on images I create used Graphics2D in java When I run the following command - it

Re: [FFmpeg-user] dpx image sequence to ffv1 mkv issues

Hi, On Mon, Nov 6, 2017 at 9:18 AM, Camara Caamaño, Xavier wrote: > Dear list, > > I have some issues related to the wrapping of a dpx imatge sequence into ffv1 > in mkv container. > > I get an error when I try to wrap a 6K 16bit image sequence: Invalid minimum > required

Re: [FFmpeg-user] Lossless h265/YUV420

Hi On Mon, Nov 6, 2017 at 9:39 AM, Jakob Schneider wrote: > > Hi everyone, > > I am trying to use NVDEC to speed up my transfers of OpenGL related stuff (3D > Objects), that means treat these objects as images and encode them. As stated > at

Re: [FFmpeg-user] hardware encoding on bananapi (allwinnerA20) problems

Hi On Tue, 8 May 2018, 08:11 cedric.dew...@telfort.nl, < cedric.dew...@telfort.nl> wrote: > Hi ALl, > I'm trying to capture the videostream from a webcam into a h264 video file > on a bananapi (with an allwinner A20 SOC). > Is this the correct place to ask questions about this, or is there

Re: [FFmpeg-user] Question regarding encoding a file

Hi On Sat, 2 Jun 2018, 19:28 Paweł Więch, wrote: > Hello guys. > > Im having huge difficulties with a decoding file/batch decoding multiple > files at once from source audio file which is a WAV file to an mp3 lossy > format. I want to do a very specific thing. > > Is it possible with ffmpeg

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