[FFmpeg-user] Encrypt DASH using key_info_file

The DASH muxer https://ffmpeg.org/ffmpeg-formats.html#dash-2 doesn't list any encryption options. Are they likely to be added, please? It would be useful, if like for HLS, a key info file could be used to provide the key. This keeps the encryption off the command line so it can't be seen in t

[FFmpeg-user] ffmpeg training

“streams.” If you had to learn ffmpeg again today, what would you definitely learn first? --Martin Martin Griegoleit System-Management Swisslos Interkantonale Landeslotterie Lange Gasse 20, Postfach, CH-4002 Basel phone +41 61 284 11 11, direct +41 61 284 13 18 martin.griegol...@swisslos.ch

[FFmpeg-user] Eclipsa

know FILM and SMTPE are standards but on what standard is the FFMPEG channel order based? Regards, Martin Broerse Martinic ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link

Re: [FFmpeg-user] Initialising hardware device fails with error -17

continuous support, Martin. Am 24/04/2024 um 04:26 schrieb Xiang, Haihao: Hi Martin, /usr/lib64/libmfxhw64.so.1.35 is for legacy HWs, you should install the vpl runtime for your i9-13900. libmfx-gen.so is a link to the vpl runtime. For example, below is the runtime in my system: $ ls -l /usr

Re: [FFmpeg-user] Initialising hardware device fails with error -17

rsion: 1.1   mfxDecoderDescription:     Version: 0.0   mfxEncoderDescription:     Version: 0.0   mfxVPPDescription:     Version: 0.0   NumExtParam: 0   Warning - MFX_IMPLCAPS_SURFACE_TYPES not supported Total number of implementations found = 1 I do NOT have the library "libmfx-gen.so" in my system... Bes

Re: [FFmpeg-user] Initialising hardware device fails with error -17

Dear all, well, I tried different versions, compiled, tried everything. Still the error is there, no progress, unfortunately. If, at any time, I will be more lucky than right now, I will let you know. Martin. On Monday, 22 April, 2024 17:46 CEST, "Xiang, Haihao" wrote:   > >

Re: [FFmpeg-user] Initialising hardware device fails with error -17

e creation failed: -1313558101. Failed to set value 'qsv:hw,child_device=/dev/dri/renderD128' for option 'init_hw_device': Unknown error occurred Error parsing global options: Unknown error occurred Martin. On Monday, 22 April, 2024 14:51 CEST, "Xiang, Haihao&q

Re: [FFmpeg-user] Initialising hardware device fails with error -17

8101. Failed to set value 'qsv' for option 'init_hw_device': Unknown error occurred Error parsing global options: Unknown error occurred Thank you, Martin. On Monday, 22 April, 2024 09:22 CEST, Ferdi Scholten wrote:   On 21-04-2024 22:53, Martin Stenzel via ffmpeg-user wrot

[FFmpeg-user] Initialising hardware device fails with error -17

r occurred Error parsing global options: Unknown error occurred oneVPL is version 2.10.1 Any ideas? -- Martin Stenzel · er/ihm · he/him m.sten...@mail.xy-space.de An der Drehscheibe 9 D-50733 Köln · Cologne Deutschland · Germany This message was checked by ESET Endpoint Antivirus for Linux.

[FFmpeg-user] Starting FFmpeg with nginx rmtp

mally, received signal 2." Any idea on what I am doing wrong? Thanks Martin Mayiani Operation Specialist WMRA & WEMC 540.568.4045 wmra.org<https://urldefense.proofpoint.com/v2/url?u=http-3A__www.wmra.org_&d=DwMFaQ&c=eLbWYnpnzycBCgmb7vCI4uqNEB9RSjOdn_5nBEmmeq0&a

[FFmpeg-user] Compile FFmpeg on RHEL 9

Hello, I am new to ffmpeg and when I am compiling it on RHEL 9 I get this error. "Unable to create and execute files in /tmp. Set the TMPDIR environment variable to another directory and make sure that it is not mounted noexec." Sanity test failed." T

[FFmpeg-user] Blend effect with displace filter

Hello, I’m experimenting with the ‘displace’ filter, and I’d like to apply my displacement maps with a blend effect on the main track. I’ve tried various things without success, and I haven’t found many examples of using this filter. Is it possible to achieve this? Thank you 🙏 Emmanuel __

Re: [FFmpeg-user] Rgbashift T value

, Dec 22, 2023 at 10:43 PM emmanuel martin <mailto:ask.emman...@gmail.com>> > wrote: > >> Hello everyone, >> >> The rgbashift command is causing me some trouble when I refer to its >> documentation. Perhaps the issue stems from a misunderstanding. Here's

[FFmpeg-user] Rgbashift T value

Hello everyone, The rgbashift command is causing me some trouble when I refer to its documentation. Perhaps the issue stems from a misunderstanding. Here's the part that interests me: rgbashift AVOptions: rh..FV.T. shift red horizontally (from -255 to 255) (defau

[FFmpeg-user] Smooth animation with rgbashift

I want to evolve the values of the rgbashift command over time with a sine wave. I started with the following code : ffmpeg -loop 1 -i picture.jpg -vf "rgbashift=rh=20*sin(PI*2*t/5):bh=-20*sin(PI*2*t/5)" -pix_fmt yuv420p -t 5 output.mp4 which returns an error. I checked the documentation using

[FFmpeg-user] Displacement map - glass effect

Hello, Is there a way to do a displacement map in FFMPEG ? I would like to achieve this glass effect - See attached file. Thank you very much 🙏 Emmanuel RPReplay_Final1702986315.mp4 Description: video/mp4 ___ ffmpeg-user mailing list ffmpeg-user@ffm

Re: [FFmpeg-user] Multiple overlays at specific times

x27;[outv]"\ -map "[outv]" -c:v libx264 -t 8 -pix_fmt yuv420p -r 30 output.mp4 Le sam. 16 déc. 2023 à 23:36, Michael Koch a écrit : > Am 16.12.2023 um 19:51 schrieb emmanuel martin: > > I have two inputs that are the same image. The first one, I loop to > create > >

[FFmpeg-user] Multiple overlays at specific times

I have two inputs that are the same image. The first one, I loop to create a video for 8 seconds. I also create two streams that I will overlay. The background is the normal video, and above it is the same video with a LUT (Look-Up Table) that I applied earlier. I make the top video appear as an ov

Re: [FFmpeg-user] encode five wav files to one Dolby Prologic II encoded file

rect dplii encoded channels. Anyone an idea what I am doing wrong? * how would I do the phaseshift correctly? * does matrix_encoding=dplii do the mixing or do I have to add another command ... what does matrix_encoding=dplii do exactly? thanks for any help Martin Am 05.03.2023 um 20:18 schr

[FFmpeg-user] encode five wav files to one Dolby Prologic II encoded file

solution without ffmpeg, so if someone has an alternative this also would be okay - even I would prefer the ffmpeg way :-) best wishes, Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To

[FFmpeg-user] Using ffmpeg to capture rtsp streams

ility with command line options I haven't found yet to do so? Rechecking with VLC media player which uses ffmpeg as internal beating heart I can see that this displays always all available audio streams when I feed it with my rtsp url lists and just providing no s

Re: [FFmpeg-user] Apple M1 builds of FFmpeg and FFprobe

m64-build/blob/master/build/apple_arm64_x265.patch > > <https://github.com/Vargol/ffmpeg-apple-arm64-build/blob/master/build/apple_arm64_x265.patch> > > This is all way above my head so, I hope this helps. > > > Garry > macy...@gmail.com > > >> On 21 May 2

Re: [FFmpeg-user] Apple M1 builds of FFmpeg and FFprobe

lease excuse my ignorance but, does/could this include the “Neon” patch for > the ARM64 builds ? It has been added to the Homebrew builds (PR #98). > > > Garry > > > >> On 20 May 2022, at 10:52 pm, Jens Berger wrote: >> >> Martin, >> >> &

Re: [FFmpeg-user] Apple M1 builds of FFmpeg and FFprobe

b.com/martinr92/ffmpeg> Feel free to open an issue here if you miss a codec that is important for you. Regards, Martin > On 20. May 2022, at 02:46, Vincentius Vincentius wrote: > > Currently there is one source of officially recognised static builds of > FFmpeg for macOS – e

[FFmpeg-user] libvpx + libopus creates files with negative starttime for audio

Hi I have come across an oddity with transcoding files to vp9/libopus from mp4 The resulting files have a negative starttime for audio , nearly all the time this is -.007. I noticed it when I was concating files using demux concat and specifying video duration This resulted in concat operation s

Re: [FFmpeg-user] FFMPEG ignores -timelimit

And cpu time will be smaller when you use "-c copy" than not. -- hw@LAPTOP-EBDLMFEM:~/work/tmp$ time ffmpeg -hide_banner -timelimit 2 -re -i in.mp4 -y out.mp4 ... Killed   93 fps= 23 q=28.0 size=   0kB time=00:00:03.97 bitrate=  

[FFmpeg-user] Problem with concatenating converted mkv files with changed sample rate

Hi I have come across a strange issue with concatenating mkv (vp9/libopus) files which have been transcoded from mp4 and the saple rate changed. Conversion string ffmpeg -v 35 -threads 4 -i /srv/data/staging/Doctor_Who_10_3_Frontier_in_Space_1_envsc2_1_envs_vo.mkv -c:v libvpx-vp9 -crf 40 -row-mt

[FFmpeg-user] HLS with byterange fMP4 and muxed audio/video

Hi,     Does anyone have any examples of generating a HLS stream using fMP4 and byteranges with audio/video muxed into the same file (not separate streams)? I'm specifically trying to make it work with hls.js, a javascript library using the media extensions Doing some testing, I tried this

Re: [FFmpeg-user] h265 file from IP camera - audio stream

On Sun, 16 May 2021 at 18:20, Carl Eugen Hoyos wrote: > Am So., 16. Mai 2021 um 08:11 Uhr schrieb Martin Woolley > : > > > Would you mind educating me (or helping me educate myself)? > > > What is HXVF / HXVS / HXVT > > I chose this name for the file type because th

Re: [FFmpeg-user] h265 file from IP camera - audio stream

On Sun, 16 May 2021, 18:20 Carl Eugen Hoyos, wrote: > Am So., 16. Mai 2021 um 08:11 Uhr schrieb Martin Woolley > : > > > Would you mind educating me (or helping me educate myself)? > > > What is HXVF / HXVS / HXVT > > I chose this name for the file type because th

Re: [FFmpeg-user] h265 file from IP camera - audio stream

On Sun, 16 May 2021, 12:27 Rob Hallam, wrote: > On Sun, 16 May 2021 at 07:11, Martin Woolley > wrote: > > > Would you mind educating me (or helping me educate myself)? What is HXVF > / > > HXVS / HXVT and is there a specification I can read covering this? > &

Re: [FFmpeg-user] h265 file from IP camera - audio stream

On Sat, 15 May 2021 at 18:51, Carl Zwanzig wrote: > On 5/15/2021 10:33 AM, Martin Woolley wrote: > > But as you have no doubt discovered, neither format plays in VLC. > Apologies > > for my lack of rigour. > > Just to confirm- you are using the latest version of vlc (3.1

Re: [FFmpeg-user] h265 file from IP camera - audio stream

On Sat, 15 May 2021, 18:51 Carl Zwanzig, wrote: > On 5/15/2021 10:33 AM, Martin Woolley wrote: > > But as you have no doubt discovered, neither format plays in VLC. > Apologies > > for my lack of rigour. > > Just to confirm- you are using the latest version of vlc (3.1

Re: [FFmpeg-user] h265 file from IP camera - audio stream

Sa., 15. Mai 2021 um 14:29 Uhr schrieb Martin Woolley > : > > > > Unfortunately neither VLC or my media server/TV are able to > > play the H265 files from the IP camera > > Am I the only one who interpreted this as "H264 files work fine"? > > I opened tic

Re: [FFmpeg-user] h265 file from IP camera - audio stream

Hi Carl I've uploaded one of each to the following location: https://drive.google.com/drive/folders/1ezFLVyl19jgpyK_FJgkzal_BrAB6CHsZ?usp=sharing Regards Martin On Sat, 15 May 2021 at 16:23, Carl Eugen Hoyos wrote: > > > > Am 15.05.2021 um 14:29 schrieb Martin Woolley :

[FFmpeg-user] h265 file from IP camera - audio stream

post that I found. I'd really appreciate some advice. I'm happy to share a sample file if it would help. Thanks in anticipation -- Martin Woolley ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg

Re: [FFmpeg-user] Ffmpeg electron build

Isn't ffmpeg Free Open Source Software? My electron app is also free, open source, and will be released with the GPL license, it's just a free video editor me (a hobbyist) made. My issue isn't with ffmpeg it's with mac credential signing, so I will seek help elsewhere. Thanks for the threat though

[FFmpeg-user] Ffmpeg electron build

all my steps in much greater detail here: https://stackoverflow.com/questions/66286440/electron-ffmpeg-mas-build-illegal-instruction-4 Any help would be greatly appreciated, thank you. Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffm

[FFmpeg-user] Titles not showing on dlna with matroska

Hi I am looking at moving from mp4 to matroska for "encoding" However I have come across a wierd issue wih the title not showing on dlna. When viewed in vlc or parolethe title is displayed as I would expect, however on any dlna client , no title, only the filename is shown. Any tips on how to tra

[FFmpeg-user] How to remove duplicate frames

Hi, every so often I come across a downloaded video where the source has multiple stall moments, where the same frame shows for several seconds (up to a minute) and then continues. I have looked at mpdecimate,but the audio sync is totally destroyed, as per various variations of the following commo

[FFmpeg-user] Live filtering a VR game

Hi guys, I am part of a research on VR and immersion criteria. We are trying to degrade the visual and audio VR environment of a user in a simulation (a driving simulation in our case). We are currently using Euro Truck Simulator 2, a complete simulation driving game, and a HTC Vive Pro Eye. Wi

Re: [FFmpeg-user] Text quality (credits etc) in h264

On Thu, 28 May 2020 at 11:17, Edward Park wrote: > Hi, > > Are there any tips to maintain the quality of text in output files. > > For example credits or slides in zoom videos. > > If mostly static text, or maybe for the credits, low constant motion, is > most of the video content, I think multi-

[FFmpeg-user] Text quality (credits etc) in h264

Are there any tips to maintain the quality of text in output files. For example credits or slides in zoom videos. Using crf 22 the video is fine, except for text on the screen (not sub-titles) thanks Mike ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg

Re: [FFmpeg-user] Decklink output latency, high

I was experiencing from the input stream on the decklink output. Thanks again! Regards Martin Den lör 9 maj 2020 kl 21:33 skrev Carl Zwanzig : > On 5/9/2020 12:21 PM, Marton Balint wrote: > > 1) The most significant is probably input probing. > > I suspect the decklink part is a r

[FFmpeg-user] Decklink output latency, high

Hi! Anybody have an idea why I get a couple of seconds of latency when outputting to a decklink device? I ffmpeg -fflags nobuffer -i srt://x -f decklink -pix_fmt uyvy422 -c:a pcm_s16le -ar 48000 -ac 2 "UltraStudio SDI" Input is a TS stream SRT or UDP, input type does not r matter. Im getting

[FFmpeg-user] unsubscribe

On Tue, Mar 10, 2020 at 5:25 AM Nicolas George wrote: > Mark Filipak (12020-03-09): > > Carl, you are in the universe. You see only your universe. You don't > > understand that your universe is surrounded by black holes. That's only > > natural. > > If you really believe that alienating all the p

Re: [FFmpeg-user] Is there a bulk mode for ffprobe

t','flat', '-sexagesimal', "$file" Any ideas to speed this up On Thu, 16 Jan 2020 at 15:26, Carl Eugen Hoyos wrote: > Am Do., 16. Jan. 2020 um 16:25 Uhr schrieb Mike Martin >: > > > > As per the header is

[FFmpeg-user] Is there a bulk mode for ffprobe

As per the header is there a way for ffprobe to analyze multiple media files at once? I cant find anything in the docs ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above,

[FFmpeg-user] Insert chapter markers into an AAC encoded .m4b audiobook file

I am trying to insert chapter markers into an AAC encoded .m4b audiobook file. I know that I need to create a text file with the chapter positions etc. similar to the following. ;FFMETADATA1 [CHAPTER] TIMEBASE=1/1000 START=0 END=1025579 title=Chapter 1 [CHAPTER] TIMEBASE=1/1000 START=1025579 END

Re: [FFmpeg-user] Option to suppress Overwrite existing file ?

> > is there an option to suppress prompting for Overwrite existing file ? > > Hello "-y" see : https://www.ffmpeg.org/ffmpeg.html#Main-options Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailma

Re: [FFmpeg-user] Copyright/license of FATE (FFmpeg Automated Testing Envionment) data?

On 2019-02-21 00:53, Carl Eugen Hoyos wrote: > 2019-02-21 0:42 GMT+01:00, Martin : > > I'm a Debian developer and would like to have license > > information about FATE data files. > > A very large number of them (for your purposes: all) > are non-free. > (For lena,

[FFmpeg-user] Copyright/license of FATE (FFmpeg Automated Testing Envionment) data?

e/mxf/track_01_v02.mxf http://fate.ffmpeg.org/fate-suite/png1/lena-rgb24.png http://fate.ffmpeg.org/fate-suite/sub/MovText_capability_tester.mp4 http://fate.ffmpeg.org/fate-suite/sub/vobsub.sub Many thanks in advance & Cheers, Martin ___ ffmpeg-user mailing li

Re: [FFmpeg-user] Detect Frozen video

but not sure > how. > > A freeze detect filter have been recently add : https://www.ffmpeg.org/ffmpeg-filters.html#freezedetect Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe

Re: [FFmpeg-user] Setting colour range.

y in master, patch on mailing list about this, are only to restrict the valid values) As far as i know, quicktime (and prores), doesn't have a way to set as full or legal range. need to be interpreted as legal by default, but some app can use the outside range information (like super

Re: [FFmpeg-user] HD MXF SMPTE ST377 Standard Compliance Problem with multiple IndexTableSegments carring Unique ID twins (maybe a bug)

t on trac. Ideally, using an ffmpeg generator instead of a file as source. Martin ___ 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".

Re: [FFmpeg-user] Audio channels mapping - Decklink SDI input

On Wednesday, November 7, 2018 6:47:32 PM CST Mustafa Al Ani wrote: > Hi all, > > I'm trying to encode Decklink SDI input and stream it to NDI and keep the > audio layout as is. > > The SDI signal has 8 audio channels with the following layout: > 1,2 Stereo > 3,4 Stereo > 5,6 Dolby > 7,8 Stereo >

Re: [FFmpeg-user] Lossless cut from a h264 video with audio

Q: is there a way to cut a 10 second clip from a h264 video (downloaded from youtube) to later use it in web browsers with no quality loss? try this one... /usr/bin/env ffmpeg -y -ss 0:03:18 -i cook.mp4 -t 0:00:10 -c copy cook-start.mp4 &> cook-start.txt Does ffmpeg suffer from the same pr

Re: [FFmpeg-user] How to choose pixfmt output for video generator

Le mar. 9 oct. 2018 à 22:48, Carl Eugen Hoyos a écrit : > 2018-10-09 22:41 GMT+02:00, Martin Vignali : > > Hello, > > > > I would like to use a generator for testing > > Some generator, seems to have several pix fmt supported, but can't find > the > > way

[FFmpeg-user] How to choose pixfmt output for video generator

; Output yuv444p ./ffmpeg -f lavfi -i allyuv=rate=5:duration=1 -pix_fmt gbrp -f null - -loglevel debug ==> Following log, seems to output yuv444p then convert to gbrp Thanks Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.

Re: [FFmpeg-user] Why are half the frames "duplicate" ?

On Wednesday, September 26, 2018 9:27:26 PM CDT sean darcy wrote: > I'm transcoding mpeg2 -> x264. > > Stream #0:0[0x64]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), > yuv420p(tv, progressive), 720x480 [SAR 8:9 DAR 4:3], Closed Captions, > 29.97 fps, 59.94 tbr, 90k tbn, 59.94 tbc > I doubt

Re: [FFmpeg-user] Implimenting Multi-Protocol Encapsulation and muxing with video in an MPEG2-TS

On Monday, September 24, 2018 9:01:31 PM CDT Steven La Plant (RIT Student) wrote: > I am working on a graduate project for R.I.T. and have had an awful time > trying to find a solution to transmit 2 Mbps telemetry data along side 3 > channels of video with a single MPEG2-TS. From what I have read

Re: [FFmpeg-user] -c:v png

h -compression_level 50 ... no success. > For the both, the result is the same with a bitrate of 180Mb/s. > If you have any idea ? > Thanks. > > Png is a lossless codec, you can't set a bitrate for it. Use a lossy codec instead. Martin _

Re: [FFmpeg-user] blocked domain

our admin guys said that they aren't blocked any domain, so it is strange. El lun., 17 sept. 2018 a las 12:10, Carl Eugen Hoyos () escribió: > 2018-09-17 9:13 GMT+02:00, Martin German : > > > I am trying to clone the ffmpeg repo from my pc, but I can't connect to > it.

Re: [FFmpeg-user] Create a MXF media with a video and audio clip at specific timing

Unfortunately I have the following error: https://pastebin.com/2ynwXhM5 Le ven. 14 sept. 2018 à 18:33, Martin Delille a écrit : > > 0down votefavorite > <https://video.stackexchange.com/questions/24795/create-a-mxf-media-with-a-video-and-audio-clip-at-specific-timing#> > >

Re: [FFmpeg-user] blocked domain

with this mirror works, but I cann't use it because I am using a script that tries to clone the first repository the script is https://cgit.freedesktop.org/gstreamer/gstreamer/plain/scripts/create-uninstalled-setup.sh Thanks, Martin. El lun., 17 sept. 2018 a las 10:22, 3djake

Re: [FFmpeg-user] blocked domain

ked so I would use https/http. > > On Mon, Sep 17, 2018 at 7:19 PM Martin German > wrote: > > > Hi All, > > > > I am trying to clone the ffmpeg repo from my pc, but I can't connect to > it. > > Do you know if it is restricted to a Domain or a list of

[FFmpeg-user] blocked domain

it is possible? BR, Martin. ___ 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] Create a MXF media with a video and audio clip at specific timing

0down votefavorite I have several media: - one video file - several audio files I would like to create a new MXF media with the video file and mixing the audio files at spec

Re: [FFmpeg-user] Detecting signal change on Decklink devices

On Sunday, September 9, 2018 5:53:03 PM CDT Chris Bisset wrote: > Is there a better method of detecting a signal change? I do not need ffmpeg > to gracefully handle it (I am OK with stopping and restarting when this > happens), but I do need a way to catch when a different input is plugged in. The

Re: [FFmpeg-user] FFMpeg Exr Encoder

add float/half pixel format in ffmpeg, before adding an exr encoder. (for now ffmpeg exr decoder, decode data in 16bit (int) not in float) Martin ___ 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".

Re: [FFmpeg-user] Hap_q_alpha is it possible?

mov OK > This is not working, what's switch for Hap Q Alpha ? > ffmpeg -i source.mov -vcodec hap -format hap_q_alpha target.mov > > HapQ Alpha encoding is not yet implemented in FFmpeg. (Only decoding for now) Martin ___ ffmpeg-user mai

Re: [FFmpeg-user] Convert images to DNXHD 444

y ffmpeg is dealing with the tiffs > rather than the way the encoder is behaving, if this makes sense. > > Any ideas how/if I can resolve this? Seems like the ffmpeg file is in YUV full range, and the Quicktime output is in YUV legal range. Also called jpeg range (= full ra

Re: [FFmpeg-user] Audio Meter filter

nd add > others meter that would be great. > Ok thanks, I'm not very familiar with sound processing, but i will try to take a look. Martin ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To

[FFmpeg-user] Audio Meter filter

between -12 and -18 Db. Is there another filter for that ? Thanks by advance Martin ___ 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".

Re: [FFmpeg-user] mcompand

2 0 0 | 0.020\,0.005 6 -30/-40\,-20/-40\,-10/-25\,0/-25 22000 0.2 0 0" On Sun, Mar 25, 2018 at 5:25 PM, Paul B Mahol wrote: > On 3/25/18, Martin Rouillard wrote: > > Thanks Paul, This helped but I still have an error on the attack and > decays > > count, here is my command : >

Re: [FFmpeg-user] mcompand

er network: Invalid argument Error while processing the decoded data for stream #0:0 Conversion failed! Best Regards, On Sun, Mar 25, 2018 at 10:48 AM, Paul B Mahol wrote: > On 3/25/18, Martin Rouillard wrote: > > Hi, > > > > I able to use the mcompand filter but I haven&#x

[FFmpeg-user] mcompand

Hi, I able to use the mcompand filter but I haven't found the correct syntax to change to args, Is there a sample command you can share or is there a option to view the arguments posted by default? Thanks ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg

Re: [FFmpeg-user] ADPCM block size for XAudio

> > Took a bit more than a few minutes, but I managed to compile using MSYS2. > It means that some dependencies aren't included, but for testing it's ok. > > I changed the BLKSIZE constant to 512 and it still didn't work with XAudio. > > So I took a closer look at the code. Turns out that the BLKSI

Re: [FFmpeg-user] ADPCM block size for XAudio

> > Is the issue also reproducible with WMP or only with "XAudio"? No, only with XAudio. WMP plays all of them properly. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above

Re: [FFmpeg-user] ADPCM block size for XAudio

Took a bit more than a few minutes, but I managed to compile using MSYS2. It means that some dependencies aren't included, but for testing it's ok. I changed the BLKSIZE constant to 512 and it still didn't work with XAudio. So I took a closer look at the code. Turns out that the BLKSIZE constant

Re: [FFmpeg-user] ADPCM block size for XAudio

> > >> What does "make -v" show? > >> I suspect at least 3.81 is needed. > > > > It's GNU Make 3.18 "This program built for i686-ps-msys". > > I didn't find this version / doesn't sound like a legitimate make. > Sorry, I misspelled it. It's 3.81 - the one you mentioned

Re: [FFmpeg-user] ADPCM block size for XAudio

> > What does "make -v" show? > I suspect at least 3.81 is needed. > It's GNU Make 3.18 "This program built for i686-ps-msys". ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link

Re: [FFmpeg-user] ADPCM block size for XAudio

> Can't you install msys and test yourself? > I expected there would be problems, so I tried to avoid it. I'm giving it a try now. Using this guide: https://trac.ffmpeg.org/wiki/CompilationGuide/MinGW (with mingw-get-setup). master branch, commit 4f6b34f1f803a103f321330bc5f9e4a01f788925 - Confi

Re: [FFmpeg-user] ADPCM block size for XAudio

> Did you actually verify this? > If you change the value for BLKSIZE in libavcodec/adpcm.h > does this fix the issue? > > Sorry for the late reply, Can someone change BLKSIZE to 512 and send the ffmpeg.exe? I'd try and see if it works with that. ___ ffmp

Re: [FFmpeg-user] ADPCM block size for XAudio

ast one failes with hresult 0x88960001 when calling pXaudio2->CreateSourceVoice. Hope I got the email formatting correct this time. Martin ___ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-u

Re: [FFmpeg-user] ADPCM block size for XAudio

6 Uhr: > 2018-01-02 17:12 GMT+01:00 Martin (Imagine Earth) < > mar...@imagineearth.info>: > > xaudio (more precisely XAudio2) is Microsofts replacement for > DirectAudio - > > the audio component of DirectX. > > So the files work with old Windows but not with Wind

Re: [FFmpeg-user] ADPCM block size for XAudio

xaudio (more precisely XAudio2) is Microsofts replacement for DirectAudio - the audio component of DirectX. Carl Eugen Hoyos schrieb am Di., 2. Jan. 2018, 13:09: > 2018-01-02 11:31 GMT+01:00 Martin Wahnschaffe : > > > Problem is that ffmpeg always uses a blocksize auf 1024.

[FFmpeg-user] ADPCM block size for XAudio

blocksize configurable to make it compatible. Someone else from the MonoGame community already created an issue for this: https://trac.ffmpeg.org/ticket/6585 Do you think someone will build a fix for this in the near future? Any suggestions for a workarround? Bes

[FFmpeg-user] Use input metadata for output file name

Does anybody know of a way to incorporate the service_name metadata from a live incoming mpegts stream into the output file name/path? Is there any means by which to make that metadata value available as a variable? -Reuben ___ ffmpeg-user mailing list f

[FFmpeg-user] multithreaded use of sws_scale

I see that sws_scale has srcSliceY and srcSliceH, which should allow to perform scaling of different slices in parallel. Is there any sample code which demonstrates how to use it? Should the same SwsContext be used to scale all the slices? ___ ffmpeg

Re: [FFmpeg-user] EXR displayWindow != dataWindow

play window is supported, and if i correctly remember, not for < 0 coordinates. I begin to work on a patch for this, but i doesn't find time to finish it. I will probably take a better look on this (but not soon), and it's probably better to modify the decoder to use pl

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

On Friday, June 30, 2017 10:23:22 AM CDT Dan Violet Sagmiller wrote: > 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’

Re: [FFmpeg-user] Using FFMPEG to encode multiple outputs in 'parallel' (doesn't work?)

On Thursday, June 29, 2017 6:56:51 PM CDT shalin wrote: > Cley Faye wrote > > > More to the point, as far as I know, ffmpeg will not do parallel treatment > > on either input or output, as you deduced. It certainly is doable, but > > don't seem trivial to implement in the ffmpeg CLI tool itself si

Re: [FFmpeg-user] FFMPEG sample example does not work!

On Tuesday, June 27, 2017 5:25:26 PM CDT Davood Falahati wrote: > Dear community, > > I am doing a video processing project with opencv and I have to read and > write video/audio streams with ffmpeg. I found the ffmpeg-output-example > useful, but I had a tough time to update it (I don't know the

Re: [FFmpeg-user] Streaming Syntax error

On Tuesday, June 27, 2017 7:09:46 PM CDT Mettavihari D wrote: > I tried the following: > /root/bin/ffmpeg -re -i /data/video/sinhala/innput-15m.mp4 -acodec > copy -vcodec copy -maxrate 1.5M -bufsize 3M -f flv -metadata > streamName=xlarge rtmp://some.site.com. You cannot adjust the bitrate of the

[FFmpeg-user] ffplay interactive playback control

Is there a means to have ffplay accept playback control from the terminal rather than from the player window? Similar to how ffmeg will can accept stdin input to control filters. -Reuben ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.o

Re: [FFmpeg-user] Lost audio stream

On Wednesday, June 14, 2017 9:59:47 AM CDT Tung Tran wrote: > Hi Reuben > Thanks for your answer, so you think the reason ffmpeg lost the audio input > was the server performance? Yes. ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.or

Re: [FFmpeg-user] Lost audio stream

On Tuesday, June 13, 2017 10:43:47 AM CDT Tung Tran wrote: > [decklink @ 0x3d28d80] Decklink input buffer overrun! Your encoder(s) is not keeping up. You will notice that in the stderr output that they are reporting approx 17fps. You input is 29.97. So your input buffer is filling up till it ove

Re: [FFmpeg-user] Problems with mpegts and long running stream

On Wednesday, May 31, 2017 3:09:06 PM CDT Mathias Schneider wrote: > During my search for a solution, I found this patch here: > https://github.com/arut/ffmpeg-patches/blob/master/mpegts-33bit > > I’ve patched my ffmpeg with it and it seems to solve my issue! > > Question: Did I something wrong o

Re: [FFmpeg-user] Streaming audio on demaind

On Thursday, May 25, 2017 6:31:22 AM CDT Patrick Shirkey wrote: > This format works > but there is a noticeable lag while the file is downloaded before playback > starts and I see inconsistent results on mobile devices. Have you made sure that the moov atom has been placed at the front of the fil

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