Re: [FFmpeg-user] transcoding belches out "Past duration 0.939156 too large"

On 15 Dec 2016, at 19:27, jd1008 wrote: > using 3.0.2-static: > > ffmpeg -i vid_1.mkv -vb 4000k -s 1920x1080 -vf hflip,scale=1920:1080 -y > vid_1-hflip.mkv > > is belching out lots of > Past duration 0.939156 too large Probably the result of a framerate conversion, the

Re: [FFmpeg-user] Decimating video frames to shorten movie

On 07 Jul 2016, at 12:45, Jim Worrall wrote: > >> On 2016 Jul 5, at 2:52 PM, Rae, Philip John wrote: >> >> For some reason my installation balked at the lbx264 part of the command >> despite the lbx264 library being used successfully elsewhere. >> >>

Re: [FFmpeg-user] Decimating video frames to shorten movie

On 05 Jul 2016, at 23:51, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 03 Jul 2016, at 23:28, Rae, Philip John <p...@lanl.gov> wrote: > >> I am new to ffmpeg and I have a question about ‘decimating’ movies to remove >> unwanted frames. I have a high

Re: [FFmpeg-user] Decimating video frames to shorten movie

On 03 Jul 2016, at 23:28, Rae, Philip John wrote: > I am new to ffmpeg and I have a question about ‘decimating’ movies to remove > unwanted frames. I have a high speed movie with too many frames (too little > motion between frames) that I want to remove 4 in 5 frames (for

Re: [FFmpeg-user] Decimating video frames to shorten movie

On 04 Jul 2016, at 00:45, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 03 Jul 2016, at 23:28, Rae, Philip John <p...@lanl.gov> wrote: > >> I am new to ffmpeg and I have a question about ‘decimating’ movies to remove >> unwanted frames. I have a high

Re: [FFmpeg-user] Decimating video frames to shorten movie

On 03 Jul 2016, at 23:28, Rae, Philip John wrote: > I am new to ffmpeg and I have a question about ‘decimating’ movies to remove > unwanted frames. I have a high speed movie with too many frames (too little > motion between frames) that I want to remove 4 in 5 frames (for

Re: [FFmpeg-user] Can we solve the following problem with ffmpeg ?

On 01 Jul 2016, at 14:33, Vinay TS wrote: > Hello, > > I want to know if ffmpeg suite of tools can solve the following problem. > > a) I have a Video .mp4, with Subrip sub titles. [ .srt]. > > b) I stripped the audio stream from the video and want to use the srt for

Re: [FFmpeg-user] Input: Transport stream with DVB subtitles, output: Any format with the subtitles burned in

On 23 Jun 2016, at 22:26, Carlos Fernandez wrote: > Hi, > > > From a BBC1 capture in TS format that comes with DVB subtitles I'm trying to > generate a file that has the subtitles burned in. The final use case is a bit > more complex in that it has to be live streams but let's

Re: [FFmpeg-user] ffmpeg seek for hls live stream.

On 15 Jun 2016, at 16:48, Danie Van Der Walt wrote: > Hi Guys > > I am having a bit of a problem seeking a HLS live stream. > > I have a HLS live stream running, that can run up to 18 hours a day. > (For now with my test its just 10 minutes). > With this live stream

Re: [FFmpeg-user] Splitting a video in chunks with the same size

On 08 Jun 2016, at 10:39, Celso Coutinho <20.ce...@gmail.com> wrote: > Dear all, > > I want to be able to split a file in chunks with the same (previously > defined) size (except the last chunk, of course). I have been trying > several commands but without much success. Out of curiosity, what

Re: [FFmpeg-user] how to transcode mp4 file into hls stream

On 25 Apr 2016, at 12:15, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 25 Apr 2016, at 03:39, qw <applema...@163.com> wrote: > >> Hi, >> >> I use the following command to do transcoding from mp4 file into hls stream: >> >> ffmpeg

Re: [FFmpeg-user] how to transcode mp4 file into hls stream

On 25 Apr 2016, at 03:39, qw wrote: > Hi, > > I use the following command to do transcoding from mp4 file into hls stream: > > ffmpeg -y -i input.mp4 -vbsf h264_mp4toannexb -c:v libx264 -c:a libfdk_aac -f > hls -hls_list_size 10 -hls_wrap 10 ./output.m3u8 hls makes the

Re: [FFmpeg-user] Identifying an MP4 file

On 31 Mar 2016, at 15:22, Sreenath BH wrote: > Hi All, > > We have a HTTP Live Streaming (HLS) setup where we transcode incoming > video files to H264 video and AAC audio and build playlist files from > that. We want to avoid this step if the input file is already a MP4 >

Re: [FFmpeg-user] Help with transcoding a vid from 1280x720 to highest quality HD 1920x1080

On 21 Mar 2016, at 18:57, jd1008 wrote: > > > On 03/21/2016 09:51 AM, Moritz Barsnick wrote: >> On Sun, Mar 20, 2016 at 11:36:17 -0600, jd1008 wrote: >> >>> highest quality HD 1920x1080 >> You should know better by now to be more specific. E.g. do you have any >>

Re: [FFmpeg-user] size and bitrate issues with nvidia accelerated transcoding

On 08 Mar 2016, at 17:54, Sreenath BH wrote: > On 3/8/16, Moritz Barsnick wrote: >> Hi Sreenath, >> >> On Mon, Mar 07, 2016 at 22:28:32 +0530, Sreenath BH wrote: >>> As can be seen the two outputs differ in the H264 profile(High vs >>> Main), bitrate,

Re: [FFmpeg-user] Which command line can do dvb_teletext from ts to mp4

On 17 Feb 2016, at 20:32, Marton Balint <c...@passwd.hu> wrote: > > On Tue, 16 Feb 2016, Henk D. Schoneveld wrote: > >> >> On 16 Feb 2016, at 14:40, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: >> >>> Henk D. Schoneveld zonnet.nl>

Re: [FFmpeg-user] Which command line can do dvb_teletext from ts to mp4

On 16 Feb 2016, at 14:19, Moritz Barsnick wrote: > On Tue, Feb 16, 2016 at 12:08:32 +0100, Moritz Barsnick wrote: >> On Tue, Feb 16, 2016 at 10:19:37 +, Carl Eugen Hoyos wrote: >>> Since I just wanted to open a ticket saying this >>> absolutely never works: > > Why do

Re: [FFmpeg-user] Which command line can do dvb_teletext from ts to mp4

On 15 Feb 2016, at 09:55, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > Henk D. Schoneveld zonnet.nl> writes: > >>> Tested myself and it works, maybe I can find >>> out how telxcc identifies the teletext stream… >> >> That would be really

Re: [FFmpeg-user] Which command line can do dvb_teletext from ts to mp4

On 14 Feb 2016, at 22:58, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > Henk D. Schoneveld zonnet.nl> writes: > >>> We may need a sample. >> http://we.tl/Zg2yq1H136 > > Please try to avoid uploading output files, it almost > always leads to misundersta

Re: [FFmpeg-user] Which command line can do dvb_teletext from ts to mp4

On 14 Feb 2016, at 22:05, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > Henk D. Schoneveld zonnet.nl> writes: > >> ffmpeg, from todays git are unable to detect the teletext streams > > Command line including console output missing. ffmpeg -y -ss 465 -i base.ts -

Re: [FFmpeg-user] Copy DVB subtitles

On 28 Dec 2015, at 14:16, Mitja Pirih wrote: > On 28. 12. 2015 12:30, Mitja Pirih wrote: >> Hi, >> >> I am trying to copy dvb subtitles from a multicast stream to a rtmp >> stream (flv container). I am probably doing something wrong or maybe the >> container does not accept

Re: [FFmpeg-user] Make the next stream continue where the previous one left off

On 14 Dec 2015, at 18:12, Ivan Pozdeev wrote: > Hello Ffmpeg-user, > > I've recently needed to repack a video file to a FAT32 volume - so, 4GB file > size limit. So, I'd have liked to output the result into consecutive parts not > exceeding this size - like archivers do.

Re: [FFmpeg-user] avoid pixelated dvb-t

On 13 Dec 2015, at 16:02, juan carlos Rebate <nerus...@gmail.com> wrote: > 802.11a is posible? Yes, why would you think it would not be possible for 802.11a ? > El 13/12/2015 13:39, "Henk D. Schoneveld" <belca...@zonnet.nl> escribió: > >> >> On 12 De

Re: [FFmpeg-user] avoid pixelated dvb-t

On 12 Dec 2015, at 23:13, juan carlos Rebate wrote: > solved,I managed a network cable for testing, it is indeed wireless > errors by CABle is super-sharp image and very clean,Is there a way to > repair the wireless data loss? Getting a better wireless antenna at router

Re: [FFmpeg-user] avoid pixelated dvb-t

reby getting better quality. > El 13/12/2015 16:22, "Henk D. Schoneveld" <belca...@zonnet.nl> escribió: > >> >> On 13 Dec 2015, at 16:02, juan carlos Rebate <nerus...@gmail.com> wrote: >> >>> 802.11a is posible? >> Yes, why would you thin

Re: [FFmpeg-user] avoid pixelated dvb-t

On 08 Dec 2015, at 00:53, juan carlos Rebate wrote: > I do not have Cable He means a cable between your computer and your internet router, to exclude WiFi related problems > > 2015-12-08 0:48 GMT+01:00 Andy Furniss : >> juan carlos Rebate wrote: >>>

Re: [FFmpeg-user] libx264 very bad scaling with 4 real CPU cores (no HT)

On 03 Dec 2015, at 16:43, D wrote: > On 02.12.2015 16:12, Moritz Barsnick wrote: >> On Wed, Dec 02, 2015 at 15:56:41 +0100, D wrote: >>> Maybe it's possible with the -CLI version. I wonder what settings the >>> GUI creates and forwards to x264, so I could take them and just

Re: [FFmpeg-user] libx264 very bad scaling with 4 real CPU cores (no HT)

On 03 Dec 2015, at 19:52, D <dcmhoybdp...@web.de> wrote: > On 03.12.2015 18:37, Henk D. Schoneveld wrote: >> On 03 Dec 2015, at 16:43, D <dcmhoybdp...@web.de> wrote: >> >>> On 02.12.2015 16:12, Moritz Barsnick wrote: >>>> On Wed, Dec 02, 2

Re: [FFmpeg-user] avoid pixelated dvb-t

On 02 Dec 2015, at 20:12, juan carlos Rebate wrote: > How can I avoid pixelation DVB-T IPTV ?, the signal is received by RTP Would be interesting to know what you did to get this pixelation in the first place. Crystal ball isn’t working at the moment. Full and uncut console

Re: [FFmpeg-user] libx264 very bad scaling with 4 real CPU cores (no HT)

On 01 Dec 2015, at 19:17, D wrote: > Another test: this time I built ffmpeg myself according to > https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu > And here's the benchmark -- Very bad scaling: > > $ time ffmpeg -i a.mp4 -c:v libx264 -crf 23 -threads 1 -c:a libvorbis

Re: [FFmpeg-user] FFmpeg unable to copy subtitles due to 'unsupported codec'?

1st I thought I had read, my mistake, you downloaded it from YouTube but, you said you downloaded it from iTunes, now I realise that these files are copy protected, so it ain’t possible to do what you want. On 27 Nov 2015, at 17:03, Aahan Krish wrote: > Hi Henk, > >> AFAIK you

Re: [FFmpeg-user] FFmpeg unable to copy subtitles due to 'unsupported codec'?

On 27 Nov 2015, at 14:57, Aahan Krish wrote: > I've got an mp4 file with these streams (via `ffmpeg -i file.mp4`): > >Stream #0.0(eng): Audio: aac, 48000 Hz, stereo, fltp, 125 kb/s (default) >Stream #0.1(eng): Audio: ac3, 48000 Hz, 5.1, fltp, 384 kb/s >Stream

Re: [FFmpeg-user] Could NOT find FFMpeg

On 24 Nov 2015, at 07:30, Santhosh Naini wrote: > Hi , > > I checkout the project source code from github. linphone-desktop project > source code. > I getting this error while I am building the project in visual studio 2013. > I installed ffmpeg,and I added in path

Re: [FFmpeg-user] Can I run TWO ffmpeg processes in parallel?

On 15 Nov 2015, at 14:30, James Darnley wrote: > On 2015-11-15 06:40, Ben Stover wrote: >> Can I run TWO ffmpeg encoding or verification processes in parallel on the >> same computer? >> >> Or do they interfere each other because they e.g use the same temporary >>

Re: [FFmpeg-user] Can I run TWO ffmpeg processes in parallel?

On 15 Nov 2015, at 06:40, Ben Stover wrote: > Can I run TWO ffmpeg encoding or verification processes in parallel on the > same computer? > > Or do they interfere each other because they e.g use the same temporary files > or caches or internal config files

Re: [FFmpeg-user] ct a video precisly

On 16 Sep 2015, at 11:33, gag...@free.fr wrote: > Hello, > > I'm trying to cut a video to get 12s sequences. It needs to be accurate. Cutting is done on begin and end of a Group Of Pictures, a GOP. Splitting always occurs the way you mention, it is ‘about 12 seconds’ What is, could be the

Re: [FFmpeg-user] ct a video precisly

On 16 Sep 2015, at 12:39, Robert Krüger <krue...@lesspain.de> wrote: > On Wed, Sep 16, 2015 at 12:26 PM, Henk D. Schoneveld <belca...@zonnet.nl> > wrote: > >> >> On 16 Sep 2015, at 11:33, gag...@free.fr wrote: >> >>> Hello, >>> >

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

On 15 Sep 2015, at 19:10, Richard F wrote: > On 15/09/2015 17:42, Carl Eugen Hoyos wrote: >> When old vdr recorded from satellite (into a program >> stream for which dvbsub are most likely not defined) >> why (or better:) how would the dvbsubs that were >>

Re: [FFmpeg-user] Not using all resources

On 15 Sep 2015, at 00:34, Andy Furniss <adf.li...@gmail.com> wrote: > Henk D. Schoneveld wrote: >> >> On 12 Sep 2015, at 22:16, Andy Furniss <adf.li...@gmail.com> wrote: >> >>> Henk D. Schoneveld wrote: >>>> First tried to upload to incom

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

On 15 Sep 2015, at 10:06, Moritz Barsnick <barsn...@gmx.net> wrote: > On Mon, Sep 14, 2015 at 22:45:54 +0200, Henk D. Schoneveld wrote: > >> VDR file format isn’t compliant to any ‘real’ standard, so I don’t >> think you’ll find a solution here. Just my 2 cents. >

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

On 14 Sep 2015, at 12:02, Richard F <li...@keynet-technology.com> wrote: > On 13/09/2015 22:18, Henk D. Schoneveld wrote: >>> So are subtitles shown if you record for >50 minutes? >> Strange thing I see is, the log of your ProjectX show it’s DVB subtitle >> My

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

elp on this > > > On 14/09/2015 12:14, Henk D. Schoneveld wrote: >> Please provide a clip long enough that ProjectX will show the >> subtitles, maybe then we’ll find a solution to your problem. I for >> myself am not able to view the sup and sub and IFO files. A dec

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

Found another solution which plays with vlc. With mkvtoolnix chose the m2v mp2 and the idx file, start muxing and it will play with vlc http://we.tl/QoVxcLCw7H shows the result for 002.vdr On 14 Sep 2015, at 15:06, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 14 Sep 20

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

1 step solution: Using tvheadend instead of VDR. 3 step solution: With VDR, you need to demux with ProjectX, ReMux with mkvtoolnix to an mkv and then encode with HandBrake. This doesn’t work with HD streams though, the 1st one does. On 14 Sep 2015, at 16:59, Henk D. Schoneveld <be

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

On 14 Sep 2015, at 20:24, Richard F <li...@keynet-technology.com> wrote: > On 14/09/2015 15:53, Henk D. Schoneveld wrote: >> Found another solution which plays with vlc. With mkvtoolnix chose the m2v >> mp2 and the idx file, start muxing and it will play with vlc >&

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

On 13 Sep 2015, at 22:48, Richard F wrote: > On 13/09/2015 21:31, Carl Eugen Hoyos wrote: >> Richard F keynet-technology.com> writes: >>> I'm thinking some of the issue might be around the >>> lack of timing, the projectX log I put up shows subs >>> starting at

Re: [FFmpeg-user] VDR recording - dvd subtitle track not decoded

On 13 Sep 2015, at 23:18, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 13 Sep 2015, at 22:48, Richard F <li...@keynet-technology.com> wrote: > >> On 13/09/2015 21:31, Carl Eugen Hoyos wrote: >>> Richard F keynet-technology.com> writes: &g

Re: [FFmpeg-user] Not using all resources

On 12 Sep 2015, at 22:16, Andy Furniss <adf.li...@gmail.com> wrote: > Henk D. Schoneveld wrote: >> First tried to upload to incoming but ii’s presented to me as RO >> >> Uploaded a 20MB file for someone interested in investigating at: >> http://we.tl/CpG3a

Re: [FFmpeg-user] Encoding VP6a (How do I use this patch in linked thread?)

On 11 Sep 2015, at 20:53, byarsulik wrote: > What would you suggest then at this point? > > How do I create a VP6a file to begin with? If ffmpeg can’t encode VP6a, you can’t create one with ffmpeg. > If I export a video file from AE AE being ? > with transparency

Re: [FFmpeg-user] OS X related issue rather than ffmpeg related issue

On 10 Sep 2015, at 11:42, 桃源老師 wrote: > Hello video experts! > > I know that my issue is OS X related issue rather than ffmpeg related issue, > but I'm appreciate someone's help who using OS X… On OSX I tried QTPlayer VLC and MPEG Streamclip, all 3 look different. My

Re: [FFmpeg-user] OS X related issue rather than ffmpeg related issue

On 10 Sep 2015, at 12:06, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 10 Sep 2015, at 11:42, 桃源老師 <xanadu6...@gmail.com> wrote: > >> Hello video experts! >> >> I know that my issue is OS X related issue rather than ffmpeg related issue, &

Re: [FFmpeg-user] OS X related issue rather than ffmpeg related issue

On 11 Sep 2015, at 00:14, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > On 10 Sep 2015, at 13:59, 桃源老師 <xanadu6...@dream.jp> wrote: > >> I have changed my mail address for this mailing list from google to dream. >> >>> 2015/09/10 7:06

Re: [FFmpeg-user] H.264 to jpeg thumbnail

Verstuurd vanaf mijn iPhone > Op 9 sep. 2015 om 15:22 heeft yuji het > volgende geschreven: > > Hi Moritz > > thank you for your reply. > > > >>> This movie encode H.264, Mpeg-TS formats. >> How did you create this file? > > minor web camera

Re: [FFmpeg-user] H.264 to jpeg thumbnail

On 09 Sep 2015, at 16:40, Moritz Barsnick <barsn...@gmx.net> wrote: > On Wed, Sep 09, 2015 at 15:48:29 +0200, Henk D. Schoneveld wrote: >> Could you post the mentioned jpg's ? >> Watched them on OSX but don't see the things you're describing, maybe I >> don

Re: [FFmpeg-user] Not using all resources

Can I upload a sample somewhere from one of my source files which makes encoding NOT using all resources ? All BBC sources normal ~100% load, Channel 4 HD ~50% of resources unused. BTW Handbrake has the same ‘problem/anomaly’ > On 25 Aug 2015, at 17:47, Henk D. Schoneveld <belca...@zon

Re: [FFmpeg-user] Not using all resources

> On 07 Sep 2015, at 14:46, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > > Henk D. Schoneveld zonnet.nl> writes: > >> This one is the one that loads the CPU to almost max >> arte.sh 305 4092.96 Very sorry bout that: ffmpeg -y -ss $1 -i base.ts -t $2 -c:v libx

Re: [FFmpeg-user] Not using all resources

> On 07 Sep 2015, at 14:57, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > > >> On 07 Sep 2015, at 14:46, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: >> >> Henk D. Schoneveld zonnet.nl> writes: >> >>> This one is the one that loads t

Re: [FFmpeg-user] EPG stream

> On 06 Sep 2015, at 22:44, Mitja Pirih <mi...@alternet.si> wrote: > > On 06. 09. 2015 21:54, Henk D. Schoneveld wrote: >>> On 06 Sep 2015, at 20:48, Mitja Pirih <mi...@alternet.si> wrote: >>> >>> On 31. 08. 2015 11:12, Mitja Pirih wrote: &g

Re: [FFmpeg-user] EPG stream

> On 06 Sep 2015, at 23:06, Henk D. Schoneveld <belca...@zonnet.nl> wrote: > >> >> On 06 Sep 2015, at 22:44, Mitja Pirih <mi...@alternet.si> wrote: >> >> On 06. 09. 2015 21:54, Henk D. Schoneveld wrote: >>>> On 06 Sep 2015, at 20:48, Mitja

Re: [FFmpeg-user] EPG stream

> On 06 Sep 2015, at 20:48, Mitja Pirih wrote: > > On 31. 08. 2015 11:12, Mitja Pirih wrote: >> Hello, >> >> What are my options for EPG with ffmpeg? >> Currently I am grabbing a DVB-T stream (with mumudvb) and encoding it to >> x264, but it the process I am loosing EPG. >>

Re: [FFmpeg-user] Not using all resources

On 25 Aug 2015, at 11:34, Carl Eugen Hoyos ceho...@ag.or.at wrote: Henk D. Schoneveld belcampo at zonnet.nl writes: Command line and complete, uncut console output missing. They were in the screenshots, those screenshots were png’s made under OSX in X-terminal This is not welcome

Re: [FFmpeg-user] Not using all resources

On 25 Aug 2015, at 10:14, Henk D. Schoneveld belca...@zonnet.nl wrote: On 24 Aug 2015, at 23:14, Carl Eugen Hoyos ceho...@ag.or.at wrote: Henk D. Schoneveld belcampo at zonnet.nl writes: I’m encoding from several DVB-S sources, satellite, with always the same parameters

Re: [FFmpeg-user] Not using all resources

On 24 Aug 2015, at 23:14, Carl Eugen Hoyos ceho...@ag.or.at wrote: Henk D. Schoneveld belcampo at zonnet.nl writes: I’m encoding from several DVB-S sources, satellite, with always the same parameters but recordings from some sources CPU-load is about 50% of what it could be, others

[FFmpeg-user] Not using all resources

Hi all, I’m encoding from several DVB-S sources, satellite, with always the same parameters but recordings from some sources CPU-load is about 50% of what it could be, others use max. available as attachments show. The 1st inserts a srt file while the 2nd doesn’t but because there’s no

Re: [FFmpeg-user] Not using all resources

On 24 Aug 2015, at 22:26, Henk D. Schoneveld belca...@zonnet.nl wrote: Hi all, I’m encoding from several DVB-S sources, satellite, with always the same parameters but recordings from some sources CPU-load is about 50% of what it could be, others use max. available as attachments show

Re: [FFmpeg-user] Fast encoding

persons talking with each other. Trying wil help you understand how these things work. Happy learning. On 14 Aug 2015 18:28, Henk D. Schoneveld belca...@zonnet.nl wrote: On 14 Aug 2015, at 14:46, Robin Lery robinl...@gmail.com wrote: Hello, Thank you for your guidance. Actual the videos

Re: [FFmpeg-user] How to embed SCC closed caption file into a video file mov/mp4/mpg

On 11 Aug 2015, at 00:01, Marcelo Boufleur mboufl...@gmail.com wrote: I created another SRT file with the fixes and uploaded it to the ffmpeg track site. The original SRT also had wrong timmings for the subtitles, and that was also fixed. The corrected one can be added to an mp4 file with

Re: [FFmpeg-user] How to embed SCC closed caption file into a video file mov/mp4/mpg

On 11 Aug 2015, at 17:21, Marcelo Boufleur mboufl...@gmail.com wrote: Indeed, this can be used to add SRT subtitles into MP4, but the original post mentioned if ffmpeg could handle SCC Closed Caption files, and if it could embed these into MOV/MP4/MPEG files. This can be achieved with

Re: [FFmpeg-user] How to embed SCC closed caption file into a video file mov/mp4/mpg

On 10 Aug 2015, at 16:08, Dave Rice d...@dericed.com wrote: On Aug 5, 2015, at 5:55 PM, Carl Eugen Hoyos ceho...@ag.or.at wrote: santhosh daivajna santhoshsd at outlook.com writes: I am trying to embed a closed caption (SCC) file into a video file and hitting on some problems.

Re: [FFmpeg-user] Understanding two pass encoding

On 08 Aug 2015, at 14:46, Robin Lery robinl...@gmail.com wrote: Yes, thank you. I understand now. However I tried doing two pass multiple output with one input like this: ffmpeg -i mi6.mp4 \ -codec:v libx264 -tune zerolatency -profile:v main -preset medium -b:v 1000k -maxrate 1000k

Re: [FFmpeg-user] How to embed SCC closed caption file into a video file mov/mp4/mpg

On 05 Aug 2015, at 11:54, santhosh daivajna santhos...@outlook.com wrote: I am trying to embed a closed caption (SCC) file into a video file and hitting on some problems. Please suggest how to embed SCC closed caption file into a video file mov/mp4/mpg. ffmpeg at least can embed srt

Re: [FFmpeg-user] Convert .256 to avi with audio

under linux. If you know where to cut, it’s quit easy. ffmpeg -ss 10 -i source.ext -t 30 source-cutted.ext Result: 30 seconds from source.ext where the first 10 seconds are skipped. - https://www.dropbox.com/s/qgyulo8mbnqkwub/Video1.264?oref=en=451062852 (file full) On 30-07-2015 17:33, Henk D

Re: [FFmpeg-user] Convert .256 to avi with audio

On 30 Jul 2015, at 20:27, André Luís Duarte andrelduarte-at-yahoo.com...@ffmpeg.org wrote: On 30-07-2015 13:06, Steve Boyer wrote: On Jul 30, 2015 10:24 AM, André Luís Duarte andrelduarte-at-yahoo.com...@ffmpeg.org wrote: Hi Guys. Thanks for the feedback. Steve, I initially tried the

Re: [FFmpeg-user] Copy-capturing h264 input while force-rewriting the PTS

On 25 Jul 2015, at 01:50, Peter Rabbitson rabbit+l...@rabbit.us wrote: Hello! I have a Logitech C920 affected by a know-yet-wontfix kernel uvc-video bug[1]. Given That I need a relatively recent kernel and it looks like the problematic patch in 3.17+ will not be reverted, I am hoping

Re: [FFmpeg-user] Converting .mov files playable on html5 players..but very slow

On 01 Jul 2015, at 23:58, Dani A danix4u-at-yahoo@ffmpeg.org wrote: If I always use the below command to convert .mov files to mp4, will it always work? I am only changing the audio codec and keeping the video codec the same. ffmpeg -i MVI_0797.MOV -c:v copy -c:a mp3 -movflags

Re: [FFmpeg-user] Converting .mov files playable on html5 players..but very slow

for output file #0 (incorrect codec parameters ?): Invalid argument On Wednesday, June 24, 2015 8:25 PM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 25 Jun 2015, at 01:59, Dani A danix4u-at-yahoo@ffmpeg.org wrote: so the command to convert .mov tp mp4 with least CPU

Re: [FFmpeg-user] Converting .mov files playable on html5 players..but very slow

. On Wednesday, June 24, 2015 2:25 PM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 21 Jun 2015, at 21:59, Dani A danix4u-at-yahoo@ffmpeg.org wrote: Is there any way faster I can convert iphone .mov to mp4. for example, copying the same codec instead of using

Re: [FFmpeg-user] Converting .mov files playable on html5 players..but very slow

said UNALTERED. So NO -profile NO -crf 23 NO scale Maybe setdar is accepted, but 1st try without. And it’s -c:a copy Not -a:a On Wednesday, June 24, 2015 5:40 PM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 24 Jun 2015, at 20:49, Dani A danix4u-at-yahoo@ffmpeg.org wrote

Re: [FFmpeg-user] Converting .mov files playable on html5 players..but very slow

? On Tuesday, June 16, 2015 7:42 AM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 16 Jun 2015, at 05:13, Dani A danix4u-at-yahoo@ffmpeg.org wrote: I am using the below command to covert the .mov files to play html5, but it takes so much time..Is there another way to convert

Re: [FFmpeg-user] converting iphone .mov files to mp4 to played on HTML5 players like jwplayer!!

as search string gives FFmpeg Filters Documentation as the first result. On Monday, June 15, 2015 6:58 PM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 15 Jun 2015, at 01:23, Dani A danix4u-at-yahoo@ffmpeg.org wrote: I am still struggling with the iphone .mov files I

Re: [FFmpeg-user] Converting .mov files playable on html5 players..but very slow

On 16 Jun 2015, at 05:13, Dani A danix4u-at-yahoo@ffmpeg.org wrote: I am using the below command to covert the .mov files to play html5, but it takes so much time..Is there another way to convert those files so they can play on html5 players but fast to convert... ffmpeg -i input.MOV

Re: [FFmpeg-user] converting iphone .mov files to mp4 to played on HTML5 players like jwplayer!!

On 15 Jun 2015, at 01:23, Dani A danix4u-at-yahoo@ffmpeg.org wrote: I am still struggling with the iphone .mov files I want to convert them to mp4 but they are rotated because they were recorded while the phone is vertical. I am using the below command: ffmpeg -i video.MOV -acodec

Re: [FFmpeg-user] best FFMPEG encoding and encoding a file to fast start

On 07 Jun 2015, at 19:25, Dani A danix4u-at-yahoo@ffmpeg.org wrote: Any answers? Best FFMPEG encoding to reduce file size while not impacting video quality?! is mp4 the best? What is the ffmpeg command to make the video to fast start in CentOS? You\ve probably heard of google

Re: [FFmpeg-user] stream copy frame accuracy

On 01 Jun 2015, at 18:21, t cadepar...@zoho.com wrote: I know this might not be possible, but I'd at least appreciate understanding what's going on. I have a video with forced keyframes every 2 seconds. Ideally, I was hoping I'd be able to get frame-perfect slices without having to

Re: [FFmpeg-user] Encoding multiple files for adaptive bit rate streaming using RTMP and HLS

On 12 May 2015, at 16:32, Henk D. Schoneveld belca...@zonnet.nl wrote: On 12 May 2015, at 15:50, Werner Robitza werner.robi...@gmail.com wrote: On Tue, May 12, 2015 at 3:16 PM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 12 May 2015, at 13:50, Werner Robitza werner.robi

Re: [FFmpeg-user] Encoding multiple files for adaptive bit rate streaming using RTMP and HLS

Verstuurd vanaf mijn iPhone Op 12 mei 2015 om 11:31 heeft Werner Robitza werner.robi...@gmail.com het volgende geschreven: On Tue, May 12, 2015 at 1:25 AM, Joel Lopez badassmexi...@gmail.com wrote: Can I add a few lower versions to the mix and a higher one? Yes, you should do that.

Re: [FFmpeg-user] Encoding multiple files for adaptive bit rate streaming using RTMP and HLS

On 12 May 2015, at 15:50, Werner Robitza werner.robi...@gmail.com wrote: On Tue, May 12, 2015 at 3:16 PM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 12 May 2015, at 13:50, Werner Robitza werner.robi...@gmail.com wrote: On Tue, May 12, 2015 at 11:47 AM, Henk D. Schoneveld belca

Re: [FFmpeg-user] Encoding multiple files for adaptive bit rate streaming using RTMP and HLS

On 12 May 2015, at 13:50, Werner Robitza werner.robi...@gmail.com wrote: On Tue, May 12, 2015 at 11:47 AM, Henk D. Schoneveld belca...@zonnet.nl wrote: Would you be so kind to explain why to NOT use the crf option? CRF is essentially a constant quality mode, which results in variable

Re: [FFmpeg-user] How to embed subtitles to .mp4 movie using ffmpeg

On 08 May 2015, at 14:08, Moritz Barsnick barsn...@gmx.net wrote: On Fri, May 08, 2015 at 13:24:07 +0200, Henk D. Schoneveld wrote: On 06 May 2015, at 22:20, yogev ch yoge...@gmail.com wrote: *ffmpeg -i in.mp4 -f srt -i subs.srt -c:v copy -c:a copy -c:s mov_text out.mp4* I saw here

Re: [FFmpeg-user] How to embed subtitles to .mp4 movie using ffmpeg

On 06 May 2015, at 22:20, yogev ch yoge...@gmail.com wrote: I'm trying to embed subtitles I wrote to a movie I created. I'm using *ffmpeg* version: *ffmpeg-20150418-git-edbb9b5-win64-static* with the command: *ffmpeg -i in.mp4 -f srt -i subs.srt -c:v copy -c:a copy -c:s mov_text out.mp4*

Re: [FFmpeg-user] Use force_key_frames to obtain keyframes at exactly the same positions as in the input stream?

the source stream. Hope it helps. On Sat, May 2, 2015 at 2:48 AM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 01 May 2015, at 20:43, Haris Zukanovic haris.zukanovi...@gmail.com wrote: Indeed force-ing keyframes at certain positions is meant to keep multiple output encodings keyframe

Re: [FFmpeg-user] Use force_key_frames to obtain keyframes at exactly the same positions as in the input stream?

-on. But Wowza also has other problems ... On Sat, May 2, 2015 at 11:06 AM, Henk D. Schoneveld belca...@zonnet.nl wrote: On 02 May 2015, at 06:27, Anatol anatol2...@gmail.com wrote: The idea is to gain the option to use the H264 source stream along with live transcoded streams

Re: [FFmpeg-user] Use force_key_frames to obtain keyframes at exactly the same positions as in the input stream?

have seen this very often using the tee output On 5/2/15 1:43 PM, Henk D. Schoneveld wrote: On 02 May 2015, at 11:38, Anatol anatol2...@gmail.com wrote: I don't think that 'keep source keyframes' might impose any a/v sync issues that differ from any other encoding flows. AFIAK

Re: [FFmpeg-user] Use force_key_frames to obtain keyframes at exactly the same positions as in the input stream?

On 02 May 2015, at 21:11, Anatol anatol2...@gmail.com wrote: Henk, Its a real problem, if the streams are un-aligned, the playback gets into jump-forward-backward mood. If you create a 5min source file and split in 5 1 minute chunks with the help of the hls function of ffmpeg. Then create

Re: [FFmpeg-user] Use force_key_frames to obtain keyframes at exactly the same positions as in the input stream?

is the result. Your source is h264 already, so I think you’ll rescale and re-encode to achieve that. The calculation has to be done. Knowing in advance that it will be en I P or B frame won’t make any difference in the amount of calculations in my opinion. On May 1, 2015 7:42 PM, Henk D. Schoneveld

Re: [FFmpeg-user] Use force_key_frames to obtain keyframes at exactly the same positions as in the input stream?

On 01 May 2015, at 13:06, Haris Zukanovic haris.zukanovi...@gmail.com wrote: Is the decision about exactly which frame to make an IDR frame made in x264 or ffmpeg? In general I-frames are placed at scene-changes, this can happen random. Additionally you can can force an I-frame every

Re: [FFmpeg-user] subtitle for mp4

On 20 Apr 2015, at 19:09, James Lee jameslee...@gmail.com wrote: Hi, Does ffmpeg can only embed mov_text subtitle format for mp4? Srt or ass doesn't work. ffmpeg -i vid.mp4 -f ass -i vid.ass -c:v copy -c:a copy -c:s ass subtitle.mp4 ffmpeg -i vid.mp4 -f srt -i vid.srt -c:v copy -c:a copy

Re: [FFmpeg-user] Distributed video transcoding

On 03 Apr 2015, at 10:49, sriram sriram@gmail.com wrote: Hi Everyone, Has anyone built a distributed video transcoding service using ffmeg? I am interested to know if there any publicly available information about it or if you can share more information about it. Also, I would like to

Re: [FFmpeg-user] what's the best hardware build out?

On 09 Feb 2015, at 07:32, jarhead4067 mrjarh...@gmail.com wrote: I'm a long-time developer/noob to FFMpeg, so bear with me. I've got a requirement for a system to split video files into thumbnails (1 thumbnail per second of video). The input video format will be all over the place (i.e.

Re: [FFmpeg-user] Converting to h.265, keeping all audio streams

X264 is NOT the same as H264. H264 is an encoding standard. X264 is a program or library to encode to the H264 standard. It’s not just “Name” slightly changed. On 12 Jan 2015, at 19:06, v...@gmx.ca wrote: On Monday, January 12, 2015 at 12:33 PM, c...@kruemel.org wrote: I doubt the TV stations

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