Re: [FFmpeg-user] Faststart with ffmpeg...but need it fast!

2015-06-11 Thread Steve Boyer
On Jun 11, 2015 9:28 PM, Dani A danix4u-at-yahoo@ffmpeg.org wrote: I want to make my video files to start fast, but I am not changing any encoding, how can make ffmpeg do this task fast without going through the whole encoding which is not needed?? My command is below: ffmpeg -i

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

2015-06-11 Thread Steve Boyer
Default codec for a mp4 is indeed libx264, crf 23, preset medium. No fast start. Steve What are default encoding for ffmpeg? For example, it seems when I use the below command ffmpeg -i video1.wmv video1.mp4 the default is libx264? correct? Also, is the default for ffmpeg to fast start or I have

Re: [FFmpeg-user] Fast encoding

2015-08-13 Thread Steve Boyer
On Wed, Aug 12, 2015 at 11:03 PM, Robin Lery robinl...@gmail.com wrote: I know about presets but faster presets lose the video quality. Are there any hardware requirements I need to consider? Or are there any settings that I need to tweak? And lastly where do I place the -threads flag to

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

2015-07-29 Thread Steve Boyer
On Wed, Jul 29, 2015 at 3:09 PM, André Luís Duarte andrelduarte-at-yahoo.com...@ffmpeg.org wrote: Hi guys. Need to do a skill in a video that was recorded in a security camera and the video file has the extension .264. The video file can be viewed in the program provided by company

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

2015-07-30 Thread Steve Boyer
On Thu, Jul 30, 2015 at 1:27 PM, André Luís Duarte andrelduarte-at-yahoo.com...@ffmpeg.org wrote: On 30-07-2015 13:06, Steve Boyer wrote: This is curious - it's almost as if ffmpeg doesn't recognize this as a valid video. Can you run file video1.264 for us? Or even better, can you provide

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

2015-07-30 Thread Steve Boyer
Julho de 2015 17:46, Moritz Barsnick barsn...@gmx.net escreveu: (André, your subject is wrong. ;-)) On Wed, Jul 29, 2015 at 15:33:31 -0500, Steve Boyer wrote: On Wed, Jul 29, 2015 at 3:09 PM, André Luís Duarte andrelduarte-at-yahoo.com...@ffmpeg.org wrote: Probably shouldn't run ffmpeg

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Steve Boyer
On Sat, Sep 12, 2015 at 11:27 PM, Steve Boyer <steveboye...@gmail.com> wrote: > > > On Sat, Sep 12, 2015 at 11:24 PM, Steve Boyer <steveboye...@gmail.com> > wrote: > >> >> >> On Sat, Sep 12, 2015 at 11:03 PM, Kai Hendry <kai.hen...@gmail.com> >

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Steve Boyer
On Sat, Sep 12, 2015 at 11:24 PM, Steve Boyer <steveboye...@gmail.com> wrote: > > > On Sat, Sep 12, 2015 at 11:03 PM, Kai Hendry <kai.hen...@gmail.com> wrote: > >> Hi guys, > > > >> > > The Input #0, mpeg transcoding into mp4 (for iPhone playbac

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Steve Boyer
On Sat, Sep 12, 2015 at 11:03 PM, Kai Hendry wrote: > Hi guys, > The Input #0, mpeg transcoding into mp4 (for iPhone playback via > Safari) is resulting in up 3x larger files. Why is that? > > ffprobe of a typical MKV input file: > http://ix.io/kLm > > The ffmpeg log: >

Re: [FFmpeg-user] max bitrate for vob

2015-09-15 Thread Steve Boyer
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 you are doing DVD video. https://en.wikipedia.org/wiki/DVD-Video#Data_rate states: "...a

Re: [FFmpeg-user] Can FFmpeg fetch a title from a DVD?

2016-01-05 Thread Steve Boyer
On Tue, Jan 5, 2016 at 5:59 PM, Nicholas Robbins wrote: > You might also want to take a look at makemkv (makemkv.com) Second the nomination of MakeMKV. Not free, but it has a linux version that you can "compile" and install. In my experience, MakeMKV is the

Re: [FFmpeg-user] Need help; willing to pay

2016-01-05 Thread Steve Boyer
On Tue, Jan 5, 2016 at 6:56 PM, Andy Furniss wrote: > Matthew Adams wrote: >> >> On Tue, Jan 5, 2016 at 3:07 PM, Moritz Barsnick >> wrote: >> >>> Anyway, it should be possible to convert those to something sane. >>> As Carl Eugen mentions: What's your goal?

Re: [FFmpeg-user] Need help; willing to pay

2016-01-05 Thread Steve Boyer
r? > If so, how do I (1) find the 2 spots to cut at, (2) actually cut the file > into 3 parts, (3) convert the slo-mo to real-time, then (4) concatenate > them all back together again? > > -matthew > > PS: FWIW, with a 10.7 Mb original video, Steve's command resulted in a 13.7

Re: [FFmpeg-user] top posting issue

2016-02-04 Thread Steve Boyer
On Thu, Feb 4, 2016 at 3:46 AM, Roman wrote: > Hi, Hi! > I've seen many times people asking/forcing not to top-post to the list... > So here I've got a question.. Why ? Most of programs, including gmail app > and gmail web come with top posting by default and this is the way

Re: [FFmpeg-user] Transcoding 2048x480 to 1920x1080

2016-09-13 Thread Steve Boyer
On Mon, Sep 12, 2016 at 10:21 PM, jd1008 wrote: > Does this command looks like it should work well for video2008.mp4 that is > currently at 1920x480 ? > > Have you tried this command yet? > ffmpeg -i video2008.mp4 -i audio2008.m4a -q 1 -c:v libx264 -preset slower > -s

Re: [FFmpeg-user] framerate conversion with sync audio

2016-10-11 Thread Steve Boyer
On Tue, Oct 11, 2016 at 4:25 PM, Carles Vila wrote: > Hi, I'm trying to perform framerate conversion of a video, from 24fps to > 25fps to be precise. > The source is mov, ProRes with multichannel audio at 48kHz. > It is mandatory for my application to preserve the integrity of

Re: [FFmpeg-user] framerate conversion with sync audio

2016-10-12 Thread Steve Boyer
On Tue, Oct 11, 2016 at 5:00 PM, Steve Boyer <steveboye...@gmail.com> wrote: > > > Have you tried experimenting with the audio filter "atempo"? I'm guessing > here, but try: > > ffmpeg -i ... -af atempo=0.96 > > (24/25 = 0.96) > > Wow, I messe

Re: [FFmpeg-user] Question about video compositing

2017-01-09 Thread Steve Boyer
> Any suggestions on if either of these approaches is better, or any > alternatives? Thanks! > Hi! I've done something similar to doing this, but I ended up using a non-linear video editor. Specifically, I used kdenlive. It can do keyframe animation, so combine that with fade-ins/fade from blacks

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

2017-06-22 Thread Steve Boyer
On Thu, Jun 22, 2017 at 3:20 PM, Rodolfo Medina wrote: > Hi all. > Hi! > > 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] Conversion wav -> mp3 -> wav

2017-06-23 Thread Steve Boyer
On Fri, Jun 23, 2017 at 7:11 AM, Rodolfo Medina <rodolfo.med...@gmail.com> wrote: > Steve Boyer <steveboye...@gmail.com> writes: > > > If you want to see what really happened, import both files into Audacity, > > use a filter to invert one of the files, and slide it

Re: [FFmpeg-user] Extracting mp4 from a disk image

2017-05-04 Thread Steve Boyer
On Thu, May 4, 2017 at 4:30 PM, John P wrote: > I am attempting to extract all available mp4 files from an image of a drive > which was created by a Hikvision DVR. You might have better luck using a file carving utility, like photorec and search/recover just MP4 files or

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

2017-09-05 Thread Steve Boyer
On Tue, Sep 5, 2017 at 12:25 PM, Andrew Valenkov < manwithgoodtaste-at-yahoo@ffmpeg.org> wrote: > Hello, everyone I guess. Never used such "mailing lists" before to > communicate with a bunch of people at once. > Welcome! > I am trying to become more computer-savvy, and learn all the

Re: [FFmpeg-user] Trouble using FFMPEG

2017-09-06 Thread Steve Boyer
On Wed, Sep 6, 2017 at 12:56 PM, vitorlb . wrote: > Hello, my name is Vitor Branco, and I just recently started using ffmpeg. > > After some struggle (absolute newbe using code programs whatsoever) I > managed to convert a video to a GIF sucessfully, but it is looping

Re: [FFmpeg-user] Can I repair with ffmpeg a mp4 file where the moov atom is not found ?

2017-11-27 Thread Steve Boyer
On Mon, Nov 27, 2017 at 4:33 PM, Carl Eugen Hoyos wrote: > 2017-11-27 6:40 GMT+01:00 Sandro Di Domenico : > > > I want to know if it's possible to repair or to convert a mp4 file > > where the moov atom is not found ? > > In rare cases, you can do this manually

Re: [FFmpeg-user] Need a little clarification

2017-12-14 Thread Steve Boyer
On Thu, Dec 14, 2017 at 1:01 PM, JD wrote: > I ran ffprobe on a file to see what the audio bitrate was. The line > showing audio info says: > > Stream #0:1: Audio: vorbis, 44100 Hz, stereo, fltp (default) > > So, what is the 'ab' rate? > Can you copy/paste the entire output,

Re: [FFmpeg-user] ffmpeg m2ts

2017-12-10 Thread Steve Boyer
On Sun, Dec 10, 2017 at 11:22 AM, George Nistor wrote: > Hello, > Does anyone know what library I have to add to the FFMPEG build > To support processing of the "m2ts" files? > > From what I remember, I've not had a problem with opening/decoding videos in the M2TS

Re: [FFmpeg-user] ffmpeg script

2018-02-07 Thread Steve Boyer
On Wed, Feb 7, 2018 at 9:24 PM, Steve Boyer <steveboye...@gmail.com> wrote: > > On Feb 7, 2018 6:37 PM, "Shaun Nixon" <nixon.shau...@gmail.com> wrote: > > i am working on an FFmpeg Bash script in linux. > I am currently using HD Homerun which downloads

Re: [FFmpeg-user] ffmpeg script

2018-02-07 Thread Steve Boyer
On Feb 7, 2018 6:37 PM, "Shaun Nixon" wrote: i am working on an FFmpeg Bash script in linux. I am currently using HD Homerun which downloads ,TS files or transport stream which is a container with an mpeg2 inside with a closed caption steam for the subtitles. Plex media

Re: [FFmpeg-user] help please

2018-02-06 Thread Steve Boyer
On Tue, Feb 6, 2018 at 4:02 AM, sarkis yol wrote: > hey what is the best way to hardcore subtitles into a movie while staying > as close as possible to his original size and settings i tried this command: > ffmpeg -i 1.mp4 -vf "subtitles=1.srt:force_style='FontName=Droid

Re: [FFmpeg-user] ffmpeg script

2018-02-09 Thread Steve Boyer
On Thu, Feb 8, 2018 at 9:27 PM, Shaun Nixon wrote: > Hi Steve, > so i created 2 scripts: > > find.sh > #! /bin/bash > find ~/Plex-Drives/TV/TV/ -iname '*.ts' -type f -execdir > ~/Plex-Drives/TV/TV/script.sh "{}" \; > > script.sh > #!/bin/bash > if [ ! -e lock ]; > then

Re: [FFmpeg-user] ffmpeg script

2018-02-10 Thread Steve Boyer
On Sat, Feb 10, 2018 at 6:46 AM, Shaun Nixon wrote: > Thanks Steve, you have been superhelpful. > the find statement works well, it scans looking for .ts files just like I > wanted. > I am using the find.sh script you developed to call a seperate script to > run ffmpeg

Re: [FFmpeg-user] ffmpeg script

2018-02-08 Thread Steve Boyer
On Thu, Feb 8, 2018 at 7:13 AM, Shaun Nixon wrote: > thanks, appreciate the help Steve: > I am at work at present and will try your suggestions when i get home > tonight; however, does this seem to make sense. Likewise, at work without access to my Linux boxes.

Re: [FFmpeg-user] Rip DVD with ffmpeg

2018-02-21 Thread Steve Boyer
On Wed, Feb 21, 2018 at 10:06 AM, Adi Marvillo wrote: > Hello everyone - I am trying hard to rip my own DVD collection onto my > fileserver but it doesn't work properly. > Input-streams are: > Stream #0:0: Data: dvd_nav_packet > Stream #0:1: Video: mpeg2video (Main), yuv420p(tv, top

Re: [FFmpeg-user] Rip DVD with ffmpeg

2018-02-22 Thread Steve Boyer
On Thu, Feb 22, 2018 at 6:59 AM, Adi Marvillo wrote: > ... > > I'd preferably use an commandline-tool but as it seems the next step for > me would be to try makeMKV - the newest Linux Version I found ist from > year 2009 - is this correct? > CU Adi > > If you go to the MakeMKV