Re: [FFmpeg-user] ffmpeg list FAQ- for those who can't click a link

a reminder of that with a link back up to them. -- Dan Harkless http://harkless.org/dan/ ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org wi

Re: [FFmpeg-user] Does "cat" degrade video quality?

On 1/1/2023 10:16 AM, pehache wrote: Le 03/12/2022 à 15:42, David Niklas a écrit : > On Fri, 2 Dec 2022 11:49:04 -0800 > Dan Harkless wrote: >> MakeMKV is in a semi-permanent Beta state, so you need to periodically >> download new license keys from: >> >>     h

Re: [FFmpeg-user] Extract chapter names to a text file?

grep '^title=' chapters.txt | perl -pe 's/^title=//' or:     grep '^title=' chapters.txt | sed 's/^title=//' -- Dan Harkless http://harkless.org/dan/ ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] Does "cat" degrade video quality?

ably don't need to take advantage of the more flexible container. -- Dan Harkless http://harkless.org/dan/ ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email f

Re: [FFmpeg-user] Does "cat" degrade video quality?

On 12/2/2022 11:17 AM, MyCraigs List via ffmpeg-user wrote: Dan, Thanks for the reply.  They are family videos some of which were made with a (I think) "tape eating" Panasonic and then later a Sony mini-DV tape video camera(s).  Now I use a Sony video camera that records in MTS to

Re: [FFmpeg-user] Does "cat" degrade video quality?

ms, you could try concatenating them with ffmpeg instead, à la the examples here: https://stackoverflow.com/questions/7333232/how-to-concatenate-two-mp4-files-using-ffmpeg -- Dan Harkless http://harkless.org/dan/ ___ ffmpeg-user mailing list ffmpe

Re: [FFmpeg-user] Ubuntu 22.04 audio capture issue

rl Zwanzig's response, you are veering way, way off topic for the ffmpeg list. -- Dan Harkless http://harkless.org/dan/ ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link abov

Re: [FFmpeg-user] Prevent ffmpeg from completely skipping corrupt frames when transcoding MPEG-2 TS?

On 11/23/2022 4:23 AM, Dan Harkless wrote: Hi.  I have some old SD & HD recordings in MPEG-2 Transport Stream format, mostly recorded off my U.S. cable-box 1394 port with CapDVHS. My end-goal is to transcode these to interlaced AVC, while preserving the optional embedded Closed Captions. 

Re: [FFmpeg-user] Ubuntu 22.04 audio capture issue

ystemd's parallelism addressed that. As someone else noted, putting together a custom distro is beyond most people's needs and abilities, though Arch Linux is a nice middle ground between from-scratch distro-building and ready-to-go ones.  I've also found it to have comparably good QA to the R

[FFmpeg-user] Prevent ffmpeg from completely skipping corrupt frames when transcoding MPEG-2 TS?

dts/sortdts, and more.  I didn't try messing with -async and -adrift_threshold, since the audio also drops out during the corruptions. I can use different (free) software if someone has a suggestion, but it seems impossible that ffmpeg has no way to do this...? -- Dan Harkles

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

On Sun, 25 Sep 2022 10:38:22 +0100, Reino Wijnsma wrote: On 2022-09-21T17:10:21+0200, Dan wrote: Thanks for both of those ffmpeg CLI lines! They do actually work for me (in MPC and Chrome). Would you consider both of the lines safe to use? These commands, after careful observation

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

TV,BT.601 that has the expected result. Welcome to the wonderful world of video conversions. Feels like I'm going crazy haha. Hope it's all simplified and unified in the future, and all this arbitrary legacy baggage can be put behind us once and for

[FFmpeg-user] Info

; YOUTUBE_URL="rtmp://a.rtmp.youtube.com/live2" SOURCE="/home/ubuntu/Video.mp4" KEY="mykey" ffmpeg \ -stream_loop -1 -i "$SOURCE" -deinterlace \ -vcodec libx264 -pix_fmt yuv420

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

are different. You on Windows 10? Maybe you'd have more luck if you tried loading the video into Chrome or Media Player Classic (like I use). Let me know if you'd like me to try anything else. Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

. Great for developers, video content creators, and end users alike. Everything is compatible with everything else instantly. Maybe I'm still naive, but that's the hope and the vision. Simplify everything as much as can be, but no further. Think of the time saved if nothing else ;) Dan

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

On Fri, 16 Sep 2022 14:55:20 +0100, Michael Koch wrote: Am 16.09.2022 um 15:20 schrieb Dan: showinfo filter shows video frame color metadata to output of console, nothing less - nothing more. showinfo cant produce incorrect video, if you ever bothered to read documentation you would know

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

ibx264 -pix_fmt yuv420p output-mpeg.mp4 Unfortunately, colours are still muted/changed: https://i.imgur.com/H7GzYS4.png Am I supposed to combine it with another CLI argument? Dan Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mail

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

o research that, since it looks like fcc should be the default, at least for a large subset of Windows systems. Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email f

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

f time and heartache. Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

On Thu, 15 Sep 2022 12:07:08 +0100, Michael Koch wrote: Am 15.09.2022 um 11:53 schrieb Dan: This seems to work with VLC player: ffmpeg -f lavfi -i color=0x19be0f:s=400x576 -colorspace bt709 -crf 0 -vcodec libx264 -t 5 -y out1.mp4 ffmpeg -f lavfi -i color=0x19be0f:s=400x578 -colorspace bt709

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

I can at least know a little more about its nature. Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

. Can you try a height of 720 instead of 578 to see if that fails for you? Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

mp4" ). In summary, I've love a workaround at least, or at least some reassurance that Chrome et al. will come round to fix this, or that ffmpeg will communicate the file better to them. Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

Player Classic's cut off point. What a mess. Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

AND Chrome show it broken. Datascope shows the strange and seemingly unrelated 78,4C,44 values for all three sizes, but it does that even without using zscale at all. Dan Here both zscale/scale gives same output pixel values. I use datascope filter to inspect it. ffplay input.file -vf

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

ht help save me from flailing around as much ;) Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

576 -crf 0 -vcodec libx264 -vf zscale=w=-1:h=-1 -t 5 -y "576.mp4" ffmpeg.exe -f lavfi -i color=0x19be0f:s=400x578 -crf 0 -vcodec libx264 -vf zscale=w=-1:h=-1 -t 5 -y "578.mp4" Again, no luck. Second is darker. Unless I'm somehow misusing zscale (which is a possibility), it

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

be Linux) between the two output mp4s' colours. I'm almost suspecting this is a problem only with the Windows version of ffmpeg, or at least with the OS's viewer (e.g: Chrome / Classic Media Player). Maybe Paul could confirm that. Dan On Wed, 14 Sep 2022 15:49:23 +0100, Michael Koch wrote: Am

Re: [FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

On Wed, 14 Sep 2022 11:12:25 +0100, Paul B Mahol wrote: On 9/14/22, Dan wrote: Using the latest 5.1.1 "essentials build" by www.gyan.dev. Hi all, I'm a beginner to ffmpeg so I'm having a hard time believing that a utility so old and so widely used has such a funda

[FFmpeg-user] ffmpeg MP4/x264 output colours change when input source is different resolution (bug?)

Using the latest 5.1.1 "essentials build" by www.gyan.dev. Hi all, I'm a beginner to ffmpeg so I'm having a hard time believing that a utility so old and so widely used has such a fundamental bug, but the evidence is staring me in the face and leads me to no other conclusion. It's incredibly

Re: [FFmpeg-user] Can ffmpeg record video from this kind of URL?

This is not an ffmpeg solution, but the Internet Archive has a large repository of TV News content that includes 24/7 MSNBCfeeds: https://archive.org/details/tv?q=MSNBC For your consideration. Best, - Dan On Fri, Mar 4, 2022 at 2:44 PM Paul B Mahol wrote: > On 3/4/22, Bo Berglund wr

[FFmpeg-user] Can FFmpeg change top-bottom smartphone balance? Example in link

Dear FFmpeg Questions, I haven't asked a question in a long time but OH my lord, this TikTok changes the "balance" not left-right but top-bottom on my iPhone: https://vm.tiktok.com/ZMeKT6wmy/ That's an instance, let me see if I can link the uninstantiated audio, the abstract class of the TikTok

[FFmpeg-user] resume encoding live HLS stream?

I've googled to death but I can't find anything but other people asking for this. Specifically, I want to encode an HLS 'kit' live and if the ffmpeg process gets stopped, I want to restart it but continue on with file numbering and keep the old chunks. A few examples: A) ffmpeg segfaults because

Re: [FFmpeg-user] ffmpeg qsv performance well below expected

On Tue, Jan 5, 2021 at 9:53 AM andrei ka wrote: > > well, intel mentions h264/h265 9/1 perfs ratio on older cpus here: > https://www.intel.com/content/dam/www/public/us/en/documents/white-papers/cloud-computing-quicksync-video-ffmpeg-white-paper.pdf > so, chances are this is how it is, veven if

Re: [FFmpeg-user] mpeg2video errors

On Sat, Jan 2, 2021 at 11:14 AM dan wrote: > > Hello all, I'm getting a number of mpeg2 errors > My encode: > ffmpeg -hwaccel qsv -i http://10.39.40.173:5004/auto/v2.1 -c:v > hevc_qsv -c:a aac -b:a 64k -profile:v main -global_quality 30 -g 48 > -keyint_min 48 -sc_thres

[FFmpeg-user] mpeg2video errors

Hello all, I'm getting a number of mpeg2 errors My encode: ffmpeg -hwaccel qsv -i http://10.39.40.173:5004/auto/v2.1 -c:v hevc_qsv -c:a aac -b:a 64k -profile:v main -global_quality 30 -g 48 -keyint_min 48 -sc_threshold 0 -hls_time 2 -hls_list_size 8 -hls_segment_type mpegts -hls_flags

[FFmpeg-user] ffmpeg qsv performance well below expected

In running ubuntu with an i3-10100 I'm able to transcode 2 MPEG2 to h.265 using the following command ffmpeg -hwaccel qsv -i http://hdhomerun:5004/auto/v2.2.ts -c:v hevc_qsv -c:a copy -profile:v main -global_quality 30 -g 48 -keyint_min 48 -sc_threshold 0 -hls_time 2 -hls_list_size 10

[FFmpeg-user] How to decipher FFMEG version number?

  built with gcc 10.2.0 (Rev6, Built by MSYS2 project) Dan. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject

Re: [FFmpeg-user] options of vidstabdetect video filter

a > very very shaky one (taken from a high speed boat). > If you are a Windows FFmpeg user, check out the 3-part message, starting from https://forums.whirlpool.net.au/thread/3q68l4j9#r5 , where I post some links to comparison videos and a "test workbench" to experim

Re: [FFmpeg-user] trouble installing ffmpeg

m Files (x86)\Common Files\Acronis\VirtualFile64\;C:\Program Files (x86)\Common Files\Acronis\SnapAPI\;C:\Program Files\nodejs\;C:\Program Files\gnuplot\bin;C:\WINDOWS\System32\OpenSSH\;C:\Program Files (x86)\Gpg4win\..\GnuPG\bin;C:\Program Files\dotnet\;C:\Users\Dan\AppData\Local\Microsoft\WindowsApps;

Re: [FFmpeg-user] Copying a EIA-608 subtitle stream in an m4v

> On Mar 27, 2020, at 1:47 PM, Ted Park wrote: > >> -map_metadata 0 doesn't help—the metadata is still stripped (some well-known >> tags are preserved, but only a few). It appears ffmpeg is not willing to put >> unrecognized tags in the output when copying from m4v to mov. > > Several people

Re: [FFmpeg-user] Copying a EIA-608 subtitle stream in an m4v

> On Mar 27, 2020, at 11:38 AM, Ted Park wrote: > >> 2) It strips a number of metadata tags (I counted about 13). I want to >> remove the mjpeg stream without perturbing the rest of the file. > > This can be done, add -map_metadata 0 for the global file-level metadata and > -map_metadata:s:

Re: [FFmpeg-user] Copying a EIA-608 subtitle stream in an m4v

> On Mar 27, 2020, at 11:23 AM, Carl Eugen Hoyos wrote: > > Am Fr., 27. März 2020 um 17:58 Uhr schrieb Dan Smith via ffmpeg-user > : > >> To restate my goal clearly: I want to process some m4v files, >> removing an unwanted "cover art" image appearing as m

Re: [FFmpeg-user] Copying a EIA-608 subtitle stream in an m4v

> On Mar 26, 2020, at 8:49 PM, Ted Park wrote: > >> If I copy the stream, I get an error: > >> [ipod @ 0x7f8074810600] Could not find tag for codec eia_608 in stream #0, >> codec not currently supported in container >> Could not write header for output file #0 (incorrect codec parameters ?):

[FFmpeg-user] Copying a EIA-608 subtitle stream in an m4v

I'm trying to process an m4v video with the following subtitle stream: Stream #0:3(eng): Subtitle: eia_608 (c608 / 0x38303663), 1920x1080, 0 kb/s (default) Metadata: creation_time : 2014-03-29T03:43:15.00Z handler_name: Apple Closed Caption Media Handler When I

Re: [FFmpeg-user] Remove everything but a single color (range)

ansparent.  Perhaps someone else will be able to help. A screenshot from an example using similarity=0.5 (a fairly sloppy match) and your colour:   https://dl.dropbox.com/s/isipbbtb2bjj7wy/filtered.jpg Dan. ___ ffmpeg-user mailing list ffmpeg-user@f

Re: [FFmpeg-user] ff* command lines that work

://forums.whirlpool.net.au/thread/3q68l4j9#r7 Dan. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".

Re: [FFmpeg-user] What argument(s) does 'ashowinfo' take?

On 2/03/2020 9:12 am, Mark Filipak wrote: > ffprobe -ashowinfo -i g:\VIDEO_TS\VTS_01_1.VOB According to https://hhsprings.bitbucket.io/docs/programming/examples/ffmpeg/audio_visualization/ashowinfo.html I used this format  for showinfo and ashowinfo with a clip called Dancing.MTS: ffprobe -f

Re: [FFmpeg-user] ffmpeg -layer flag

PM Gonzalo Garramuño wrote: > > > El 17/01/20 a las 23:26, Carl Eugen Hoyos escribió: > > Am Sa., 18. Jan. 2020 um 02:47 Uhr schrieb Dan Walker < > walkerd...@gmail.com>: > > > >> I'm trying to find info on the -layer flag for ffmpeg which seems to be

Re: [FFmpeg-user] ffmpeg -layer flag

> Am Sa., 18. Jan. 2020 um 02:47 Uhr schrieb Dan Walker < > walkerd...@gmail.com>: > > > I'm trying to find info on the -layer flag for ffmpeg which seems to be > > undocumented in terms of examples. > > > > I have a sequence of multilayer EXRs that I'm try

[FFmpeg-user] ffmpeg -layer flag

598 EXR AVOptions: -layer .D.V…. Set the decoding layer (default “”) Thanks, Dan ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.

Re: [FFmpeg-user] Converting pictures to video

0.04 >> mylist.txt) start /i mylist.txt And then your ffmpeg.exe command line would be: ***winexc "C:\Users\analyst\Desktop\STATA\projects\animation3\mylist.txt" -maxrate 3k -y "C:\Users\analyst\Desktop\STATA\projects\animation3\map_video1.mpg"* Dan.* * * * **

Re: [FFmpeg-user] Converting pictures to video

-f concat -safe 0 -i "C:\test directory\mylist.txt" -maxrate 3k -y "C:\test directory\Sequence directory"\map_video6.mpg Dan. * * ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/

[FFmpeg-user] Building under MSVC '17

cannot be found. A redacted version of the generated config.log can be found here: https://drive.google.com/open?id=1wp6lc8YWG56Jxb_UbABB2cgb82L4lOVu Any recommendations would be appreciated. Sincerely, Dan C. Wlodarski -- An Irish philosophy: "In life, there are only two things to worry

[FFmpeg-user] Convert EXR image seqs with multiple channels [AOVs] to a Quicktime

Hello, I'm trying to convert a set of EXR image sequences with multiple channels [AOVs] rendered out of Houdini to a Quicktime. The flavor of QT doesn't concern me at the moment. I'm just looking for a way around this. Below is my current command line and errors associated with trying to

[FFmpeg-user] scratch start ffmpeg > mpeg-dash multi encode

I originally posted a script I was trying to use but I'm just not able to get it to work. Some politics on this mailing list that I can't give any useful input too caused me to delay follow ups Here's what I need to do : I have a stream, it's either an http stream from an hdhomerun, or it's

Re: [FFmpeg-user] mpeg-dash encoding help

eed=1.11x video:973kB audio:444kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown Exiting normally, received signal 2. On Fri, Apr 12, 2019 at 12:02 PM Carl Zwanzig wrote: > > On 4/12/2019 10:55 AM, dan wrote: > > What I have so far is below. > > Pl

[FFmpeg-user] Can't get -i mylist.txt working under Windows 10

@ 01f267407b40] Line 1: unknown keyword 'Sequence_.mp4' mylist.txt: Invalid data found when processing input Also occurring when there are single  or double inverted commas around filenames in mylist.txt.  Is this doable under Windows? Dan

Re: [FFmpeg-user] how to use ffprobe with Windows7

on to this icon, and press Enter to close the window when finished. Dan. ___ 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] AAC mpeg2_aac_low profile and ADTS header question

Hello ffmpeg users, I’m having some trouble transcoding audio to mpeg2 aac. I’d like to know if someone could help me get the desired result or understand this issue more clearly. After reading the ffmpeg document I thought setting the aac profile to mpeg2_aac_low would transcode audio into

[FFmpeg-user] Request: Older Android version & automation issue.

For compatibility reasons, I need to get the older version of ffmpeg for Android. Can someone provide me with a location/binary of V 0.97.5 (so I can go through the fun of installing it)? Sincerely, Dan French ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Big Endian Format

ס On Wed, May 23, 2018, 3:40 PM Carl Eugen Hoyos wrote: > 2018-05-22 19:51 GMT+02:00, JD : > > > Have a dvd which turns out to be coded in big endian. > > I copied it to hard drive for backup (using dd), but > > it turns out that of all the *nux players,

[FFmpeg-user] Replacing an audio stream in an MP4

placement.mp4 are available here: https://dl.dropboxusercontent.com/s/z7a7dh1dgqohx17/test.mp4 https://dl.dropboxusercontent.com/s/s6cax255fugc3ny/replacement.mp4 Dan. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/lis

[FFmpeg-user] Effects of -bufsize

During stream copy, if inputs and output are on the same disk, I notice that although speed starts high, it eventually settles to a much lower value. Does the value specified for -bufsize have a copying speed benefit if input and output are on the same disk? - Dan

Re: [FFmpeg-user] concat Missing part2.mov

On Sat, 24 Mar 2018 18:43:35 -0800 Lou Logan <l...@lrcd.com> wrote: > On Sat, Mar 24, 2018, at 3:10 PM, Dan Norton wrote: > > I have two .mov files which were made on Debian 9 by running the > > following: > > > > $ ffmpeg -y -i "Norton 8mm Reel 04.mov&

[FFmpeg-user] concat Missing part2.mov

I have two .mov files which were made on Debian 9 by running the following: $ ffmpeg -y -i "Norton 8mm Reel 04.mov" -ss 00:00:00 -to 00:20:00 -c copy -bufsize 2048K part1.mov $ ffmpeg -y -ss 00:21:12 -i "Norton 8mm Reel 04.mov" -c copy -bufsize 2048K part2.mov Viewed individually part1 and

Re: [FFmpeg-user] mpeg2video encode gop structure

2. Here  is the order of frames after sorting on coded_picture_number. I presume this is the order the frames need to be decoded in: I    P    B    B    P    B    B    P    B    B    I    P    B    B    P    B    B    P    B    B    I    P    B    B When discussing GOP structure, which order is us

[FFmpeg-user] ffmpeg support for color encoding conversion?

Hey all, I am looking for an alternate solution to avconv on a Raspberry Pi setup running RetroPie. Have been trying to use it to convert some videos in the color format yuv444p to yuv420p which is needed for a hardware accelerated video playback feature in RetroPie. But avconv will often

Re: [FFmpeg-user] MTS to MP4 lossless conversion issues

I too get *track 1: codec frame size is not set* with 1080p60 .MTS media when remuxed as .MP4 But VLC shows the converted .MP4 as 60p (59.94Hz). Tested with Win64 FFMPEG version N-86504-gc557718bea and VLC 2.2.6 Dan. ___ ffmpeg-user mailing list

[FFmpeg-user] How to convert 1 video type to another based on -i

I have a video player with poor documentation. I have one video that works (that came with a demo). Is there any documentation that makes it easy to look at the info from one video and convert another video to match it’s codec/audio? I’m relatively new to using ffmpeg. This is from the

[FFmpeg-user] ffmpeg does plays only one essence in quicktime reference conversion

264 @ 0x1c8b780] ref B L0: 91.0% 8.4% 0.6% [libx264 @ 0x1c8b780] ref B L1: 97.8% 2.2% [libx264 @ 0x1c8b780] kb/s:2277.16 Exiting normally, received signal 2. Thank you so much for reading. Any help will be greatly appreciated. BR++, Dan ___

[FFmpeg-user] Optimizing ProRes speed on a MacPro Trashcan

I've written an applescript to take media files off of XDCam cards, rename them, process them as ProRes and then send them off to our media management system. The problem is that there is a step where I have to drop them in a ProRes watchfolder for them to be processed by Adobe Media Encoder.

[FFmpeg-user] Optimizing ProRes speed on a MacPro Trashcan

I've written an applescript to take media files off of XDCam cards, rename them, process them as ProRes and then send them off to our media management system. The problem is that there is a step where I have to drop them in a ProRes watchfolder for them to be processed by Adobe Media Encoder.

[FFmpeg-user] Filter chain query

Instead of -vf file1,filter2 can I use -vf filter1 -vf filter2? I'm creating a FFMPEG command line based on EVs, with filtering based on the values of VOutputFrameSize and VFilter EVs. Dan. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

[FFmpeg-user] Syncing multiple MKV streams

I have a multi stream MKV container with 4 synced mp4 videos (multi-angle video). I need to be able to switch between the streams while maintaining the timecode, i.e. frame by frame switch from one angle to the other one. When I switch streams using v in ffplay, the switch occurs in real time;

Re: [FFmpeg-user] trouble compiling ffmpeg...no yasm

On 1/27/15 2:52 PM, Dan Mahoney wrote: Download yasm from http://yasm.tortall.net/Download.html and install it. That error will then go away. On 1/26/15 5:18 PM, Rich Headrick wrote: Greetings, I'm trying to install ffmpeg and I keep getting the following error at the command line: [root

Re: [FFmpeg-user] trouble compiling ffmpeg...no yasm

Download yasm from http://yasm.tortall.net/Download.html and install it. That error will then go away. On 1/26/15 5:18 PM, Rich Headrick wrote: Greetings, I'm trying to install ffmpeg and I keep getting the following error at the command line: [root@rheadric-linux ffmpeg]# ./configure