Re: [FFmpeg-user] ffmpeg http filter?

2020-09-08 Thread Alex
Server just do post processing of raw rgb image/frame and return it as response for request.Something like so: POST http://localhost:8080 --- Original message --- From: "Edward Park"  Date: 8 September 2020, 02:19:21 Hi, > ffmpeg -i test.jpg -vf format=rgb24,http=localhost:8080 -y out.jpg I

Re: [FFmpeg-user] ffmpeg http filter?

2020-09-08 Thread Alex
from remote server, format + add overlay) => (ffmpeg encode frame/image to output format) => out.jpg --- Original message --- From: "James Darnley"  Date: 8 September 2020, 12:44:57 On 08/09/2020, Alex <3.1...@ukr.net> wrote: > I need to send raw frame/image to server for

[FFmpeg-user] ffmpeg http filter?

2020-09-07 Thread Alex
I need to send raw frame/image to server for post processing and server returned new image that I need to complete with ffmpeg. Do any one know how to do this? Somethink like that: ffmpeg -i test.jpg -vf format=rgb24,http=localhost:8080 -y out.jpg ___

Re: [FFmpeg-user] Error extracting srt

2020-08-07 Thread Alex Zachopoulos
Thank you SO much Moritz! On Fri, Aug 7, 2020 at 12:20 PM Moritz Barsnick wrote: > On Wed, Aug 05, 2020 at 22:28:15 +0100, Alex Zachopoulos wrote: > > This is the command I use to extract Stream #0:2 (subtitle) from file > ^^ This is an

[FFmpeg-user] Error extracting srt

2020-08-05 Thread Alex Zachopoulos
] Invalid stream specifier: s:0.2.* *Last message repeated 1 times* Like I said, the same command works without a hitch on the MacPro. Anyone can help with any pointers, it'll be much appreciated. Alex ___ ffmpeg-user mailing list ffmpeg-user

[FFmpeg-user] Sound level measuring on the 2nd audio stream

2020-06-29 Thread Alex
stream and this is a bug. Am I right? WBR Alex ___ 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] disabling scene detection

2020-03-10 Thread Alex Teslik
> On Mar 10, 2020, at 1:04 AM, Gyan Doshi wrote: > >  > >> On 10-03-2020 12:49 pm, Alex Teslik wrote: >> Hello, >> >> I have an image sequence of line drawings where the drawings change >> abruptly. Ffmpeg is resetting the frame numbers that

[FFmpeg-user] disabling scene detection

2020-03-10 Thread Alex Teslik
Hello, I have an image sequence of line drawings where the drawings change abruptly. Ffmpeg is resetting the frame numbers that I am burning in using the drawtext option every time there is an abrupt change. Here is the command I am using, and the output: ffmpeg.exe -y -r 10 -i

[FFmpeg-user] Can't select appropriate encoder

2020-01-28 Thread alex jamshedi
Hi, I am piping a buffer to ffmpeg in my c code. I am using ffmpeg version 3.2.10-1~deb9u1+rpt1 on the raspberry pi. Ffmpeg is giving me issues with the following line. pipeout = popen("ffmpeg -y -f s32be -ar 131072 -ac 1 -i -c:a pmc_s32be hydro.wav, "w"); When I run the code, ffmpeg does not

Re: [FFmpeg-user] Is it vp9_qsv encoder work on i9-9900k CPU?

2019-11-19 Thread Alex
Thank for answer! --- Исходное сообщение --- От кого: "Dennis Mungai"  Дата: 19 ноября 2019, 20:18:35 On Tue, 19 Nov 2019 at 21:02, Alex <3.1...@ukr.net> wrote: > > I'am build on linux the latest git version of ffmpeg but conversion failed, > so is it vp9_qsv encoder mu

[FFmpeg-user] Is it vp9_qsv encoder work on i9-9900k CPU?

2019-11-19 Thread Alex
I'am build on linux the latest git version of ffmpeg but conversion failed, so is it vp9_qsv encoder must work on i9-9900k or we need to wait before new next gen CPU will be released by Intel?Alex ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] overlay_cuda

2019-11-08 Thread Alex
Ok, thanks for answering.If any one read this email and want to create overlay_cuda filter then contact me please (kirpasaccess...@gmail.com), and I can pay for it! Alex --- Исходное сообщение --- От кого: "JackDesBwa"  Дата: 8 ноября 2019, 18:12:33 2019-11-08 16:27, Alex <3

Re: [FFmpeg-user] overlay_cuda

2019-11-08 Thread Alex
dictators and assholes, but certainly not in sane social interactions with human beings. A concise rational is the absolute minimum IMHO. By the way Alex, ffmpeg developers are volunteers human beings, not slaves that develop what you might need. It is a tremendous money-equivalent job you aske

[FFmpeg-user] overlay_cuda

2019-11-07 Thread Alex
We have overlay, overlay_qsv, overlay_opencl filters but don't have overlay_cuda for speed up transcoding videos on nvidia GPU only. Using sw overlay filter is slow down the transcoding because frames copied between CPU and GPU ram. Can You implement overlay_cuda filter, please? Alex

[FFmpeg-user] ffmpeg hwmap SW decoded frame to OpenCL and hwmap back to h264 for SW encode

2019-11-04 Thread Alex
I trying speed up process and avoid copy frames between GPU and CPU. But got error: "Segmentation fault: 11", so may be I'm doing something wrong? My full ffmpeg command and log here: ./ffmpeg -i ../720.mp4 -init_hw_device opencl=ocl:0.1 -filter_hw_device ocl  -filter_complex

Re: [FFmpeg-user] TEE muxer and missing mpegts_flags

2019-06-26 Thread Alex Molon
9.99.33.33:6000?pkt_size=1316=15" And actually now does exactly what I need. Thank you, really Alex -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Gyan Sent: 26 June 2019 12:38 To: ffmpeg-user@ffmpeg.org Subject: Re: [FFmpeg-user] TEE muxer and

[FFmpeg-user] TEE muxer and missing mpegts_flags

2019-06-26 Thread Alex Molon
found when processing input Where am I wrong? Any suggestion? Thanks in advance. Alex Molon ___ 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...@

Re: [FFmpeg-user] Streaming overseas

2019-02-14 Thread Alex Molon
AM Mustafa Al Ani wrote: > I second Alex, > > We use SRT to send low latency stream from Copenhagen Denmark to NY, Ohio, > and LA in the USA. > > R, > Mustafa > > On Thu, Dec 20, 2018 at 4:30 PM Alex Molon > wrote: > > > SRT forever! > > > >

Re: [FFmpeg-user] filter_complex and map. Am i confused or bug?

2019-01-31 Thread Alex Molon
Hi Gyan, Thanks a lot, Seems to work as expected now :) Alex Molon -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Gyan Sent: 31 January 2019 12:59 To: ffmpeg-user@ffmpeg.org Subject: Re: [FFmpeg-user] filter_complex and map. Am i confused

Re: [FFmpeg-user] filter_complex and map. Am i confused or bug?

2019-01-31 Thread Alex Molon
(LC), 48000 Hz, stereo, fltp, 128 kb/s Metadata: encoder : Lavc58.35.100 aac frame= 228 fps= 39 q=-1.0 Lq=-1.0 size=1832kB time=00:00:10.00 bitrate=1500.3kbits/s speed=1.69x Thanks in advance, Alex Molon -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun..

Re: [FFmpeg-user] filter_complex and map. Am i confused or bug?

2019-01-31 Thread Alex Molon
Side data: cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1 Stream #0:2: Audio: aac (LC), 48000 Hz, stereo, fltp, 128 kb/s Metadata: Thanks in advance, Alex -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Carl Eugen Hoyo

[FFmpeg-user] filter_complex and map. Am i confused or bug?

2019-01-31 Thread Alex Molon
ny possible bug preventing the mechanism to work properly? Thanks in advance, Alex Molon ___ 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] piping raw audio data from c buffer

2019-01-10 Thread alex jamshedi
Hi, I have written C code that subscribes to a UDP multicast group, and stores the raw (hex) incoming audio data into a buffer. I was wondering if there is a way of piping this buffer with the raw audio data to ffmpeg within the C code in order to play the audio. I have seen examples of .wav

[FFmpeg-user] down sampling

2018-12-27 Thread alex jamshedi
Hi, Hopefully this is an appropriate question for the forums. My goal is to receive a live audio stream that is being sampled at 131,072 Hz and re-sample it at 44.1 kHz before outputting it through my computers speakers. Is this a task ffmpeg can perform? Thank you.

Re: [FFmpeg-user] Streaming overseas

2018-12-20 Thread Alex Molon
SRT forever! Simple, stable, low latency, transports any MPEG-TS content. It is designed expressely for hi quality streams over internet. Alex :) -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Louis Letourneau Sent: 05 November 2018 18:44

Re: [FFmpeg-user] ffplay RTP: dropping old packet received too late

2018-10-01 Thread Alex Molon
Did you try to use -f rtp_mpegts ? -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Gáll Péter Sent: 28 September 2018 09:49 To: ffmpeg-user@ffmpeg.org Subject: [FFmpeg-user] ffplay RTP: dropping old packet received too late I have a machine

[FFmpeg-user] Can't copy ripped DVD stream due to timestamp issues

2018-06-27 Thread Alex
1kB time=00:00:00.00 bitrate=N/A speed= 0x video:52kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown Conversion failed! Is there a way that I can concatenate these videos, even if I have to recompute the timestamps? -- Si

[FFmpeg-user] Hap_q_alpha is it possible?

2018-04-22 Thread Alex Ramos
-vcodec hap -format hap_q_alpha target.mov I'm on win7 Thanks Alex -- Sent from: http://www.ffmpeg-archive.org/ ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above

[FFmpeg-user] Alex Mihalev - Question on having output to a Decklink card

2018-04-16 Thread Alex Mihalev
Hello there! I am new to FFMPEG and would like to apologize if I am asking an obvious question, though, I looked and didn't find much information on the topic. It is about playing a Multicast stream to Decklink Monitor Card SDI output. I am using Debian 8 with its "apt-get install ffmpeg"

Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-03-02 Thread Alex P
-user-boun...@ffmpeg.org] On Behalf Of Roger Pack Sent: Tuesday, February 27, 2018 8:03 PM To: FFmpeg user questions Subject: Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture consider also libx264 "ultrafast" preset, GL! On Tue, Feb 13, 2018 at 7:57 AM, Alex P <ale...@avenview.com&

Re: [FFmpeg-user] Fisheye-equirectangular in real time

2018-02-28 Thread Alex P
What is the source of the video? From my quick googling, lens information and other metadata is needed for fisheye to equirectangular conversion. -Alex P -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Edward Bellamy Sent: Wednesday, February

Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-02-13 Thread Alex P
Video Capture On Tue, Feb 13, 2018 at 6:57 AM, Alex P <ale...@avenview.com> wrote: > I think I've figured it out. When I use nv12 or yuv420p as the input > and output pixel format, I get x1 performance. If I use bgr24/rgb24 as > the input and yuv444p as the output, I get around x0.3

Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-02-13 Thread Alex P
I think I've figured it out. When I use nv12 or yuv420p as the input and output pixel format, I get x1 performance. If I use bgr24/rgb24 as the input and yuv444p as the output, I get around x0.3. But even when I use bgr0 for the input and output, I get less than x1. Does anyone know what

Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-02-12 Thread Alex P
fmpeg.org] On Behalf Of James Girotti Sent: Monday, February 12, 2018 3:31 PM To: FFmpeg user questions Subject: Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture Hi Alex, I looked at your attached log. It appears to me that using libx265, your computer cannot encode fast enough. It appears your

Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-02-12 Thread Alex P
uot;MZ0380 PCI, Analog 01 Capture" -c:v rawvideo raw.nut Only gets me x0.5 and the buffer overflows. Is there a way of accelerating rawvideo decoding? Would using my colleagues 1080 make a difference? Thanks. -Alex P -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@

Re: [FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-02-12 Thread Alex P
] 4K 60Hz Directshow Video Capture On Mon, Feb 12, 2018 at 7:37 AM, Alex P <ale...@avenview.com> wrote: > Windows 10 > > Intel i7-8700K > > GTX 1050Ti > > 16GB DDR4 > > SATA Samsung Evo > > > > I'm using a Yuan 4K60 capture card with the end goal of c

[FFmpeg-user] 4K 60Hz Directshow Video Capture

2018-02-12 Thread Alex P
Windows 10 Intel i7-8700K GTX 1050Ti 16GB DDR4 SATA Samsung Evo I'm using a Yuan 4K60 capture card with the end goal of capturing the video in a lossless format. I need it to be lossless as the clips will be used to test hardware h264 encoders. Product page:

Re: [FFmpeg-user] Bitrate range when streaming to udp

2018-01-15 Thread Alex Alex
but in the source file? Is it possible to prepare the file better in order to get better result stream bitrate? Or, is the result stream bitrate independent of the source file? WBR Alex 12.01.2018 16:20, Carl Eugen Hoyos пишет: > 2018-01-12 12:56 GMT+01:00 Alex Alex <win2000...@hotmail.com>:

Re: [FFmpeg-user] Bitrate range when streaming to udp

2018-01-12 Thread Alex Alex
OK thank you. I'm sorry. Just one more question (maybe, stupid one). Does multicast bitrate depend on a source file features? Is it possible to prepare the file better for getting smoother output bitrate? WBR Alex. 10.01.2018 04:36, Carl Eugen Hoyos пишет: > 2018-01-09 23:37 GMT+01:00 A

[FFmpeg-user] Bitrate range when streaming to udp

2018-01-09 Thread Alex Alex
lmost zero to 12 Mbps: http://image.ibb.co/cqrhPw/ffmpeg_stream.png I made a lot of attempts to change some parameters but nothing helped. Is it possible to get smoother bitrate? I don't even dream about CBR but I would be happy to get 3-5 Mbps at least.

[FFmpeg-user] Encoding 4K 60Hz lossless from a capture card

2017-12-12 Thread Alex Pizzi
be greatly appreciated. Thank you. -Alex P ___ 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] RTSP to HLS re-stream stops with “No more output streams to write to, finishing.”

2017-10-19 Thread Alex Molon
. Of course the encoding stops... Alex -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Tim Williams Sent: 18 October 2017 14:11 To: ffmpeg-user@ffmpeg.org Subject: Re: [FFmpeg-user] RTSP to HLS re-stream stops with “No more output streams to write

[FFmpeg-user] Multiple live input stops when one input is lost

2017-10-02 Thread Alex Molon
to go ahead streaming only the available input until the lost input is back again? Kind regards, Alex Molon CTO alex.mo...@vision247.com<mailto:alex.mo...@vision247.com> Vision247(tm) Chiswick Park 2nd Floor, Building 10 566 Chiswick High Road London, W4 5XS, UK t:+44 20 7636 7474 f:+44 20 790

Re: [FFmpeg-user] SRT Secure Reliable Transport support.

2017-10-02 Thread Alex Molon
discussions Subject: Re: [FFmpeg-user] SRT Secure Reliable Transport support. On Thu, Sep 28, 2017 at 17:40:03 +0100, Alex Molon wrote: > Any hope for this to be supported in FFMPEG anytime soon? > http://www.srtalliance.org/ > It would be something reeally nice Th

[FFmpeg-user] SRT Secure Reliable Transport support.

2017-09-28 Thread Alex Molon
Hi All, Any hope for this to be supported in FFMPEG anytime soon? http://www.srtalliance.org/ It would be something reeally nice Kind regards, Alex Molon CTO alex.mo...@vision247.com<mailto:alex.mo...@vision247.com> Vision247(tm) Chiswick Park 2nd Floor, Building 10 566 Chiswic

Re: [FFmpeg-user] missing h264_cuvid

2017-08-10 Thread Alex Molon
I think the problem is more on the decoder you are using. Apparently your ffmpeg is compiled to support cuvid but if your stream is dvb-s mpeg2 maybe you should use this decoder: V. mpeg2_cuvid Nvidia CUVID MPEG2VIDEO decoder (codec mpeg2video) Alex -Original Message

Re: [FFmpeg-user] Possible bug in TEE muxer.

2017-07-18 Thread Alex Molon
It wooorkkks :) Thanks a lot! Really :) Alex -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Moritz Barsnick Sent: 18 July 2017 00:20 To: FFmpeg user discussions Subject: Re: [FFmpeg-user] Possible bug in TEE muxer. On Mon, Jul 17, 2017

Re: [FFmpeg-user] Possible bug in TEE muxer.

2017-07-17 Thread Alex Molon
n...@ffmpeg.org] On Behalf Of Alex Molon Sent: 15 July 2017 14:05 To: FFmpeg user discussions; FFmpeg user questions Subject: Re: [FFmpeg-user] Possible bug in TEE muxer. Sorry i wrote ssh:// by mistake actually i'm having the issue with sftp:// urls Get Outlook for Android<https://aka.ms/ghei36&g

Re: [FFmpeg-user] Possible bug in TEE muxer.

2017-07-15 Thread Alex Molon
Sorry i wrote ssh:// by mistake actually i'm having the issue with sftp:// urls Get Outlook for Android<https://aka.ms/ghei36> On Fri, Jul 14, 2017 at 7:03 PM +0100, "Moritz Barsnick" <barsn...@gmx.net<mailto:barsn...@gmx.net>> wrote: On Fri, Jul 14, 2017 a

[FFmpeg-user] Possible bug in TEE muxer.

2017-07-14 Thread Alex Molon
ut nothing happened. I found the same behaviour in different versions of ffmpeg. What am I doing wrong? Thanks in advance. Cheers Alex Molon ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscr

Re: [FFmpeg-user] FPS drop when transcode 3 Full HD channel to SD

2017-06-13 Thread Alex Molon
How many CPUs / cores are you using? Transcoding FullHD in SD, without using any hardware accelleration for more than two channels seems a quite huge load. It can be simply your CPU cannot go fast enough -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On

Re: [FFmpeg-user] Unknown encoder 'libfdk-aac'

2017-02-23 Thread Alex Molon
And in any case, even if compiled correctly, the encoder is called "libfdk_aac" with the underscore, not libfdk-aac Cheers Alex Molon From: ffmpeg-user [ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Carl Eugen Hoyos [ceffm...@gmail.com] Sent: 2

Re: [FFmpeg-user] AAC LATM Encoding

2017-02-23 Thread Alex Molon
on. Cheers Alex Molon -Original Message- From: ffmpeg-user [mailto:ffmpeg-user-boun...@ffmpeg.org] On Behalf Of Carl Eugen Hoyos Sent: 23 February 2017 13:24 To: FFmpeg user questions Subject: Re: [FFmpeg-user] AAC LATM Encoding 2017-02-23 10:37 GMT+01:00 Rashed <mail2rashed...@gmail.

[FFmpeg-user] Scaling a video with multiple different resolutions

2017-01-12 Thread Alex Speller
I have a webm file that has multiple different resolutions in it (it's a screen capture of a window that changes dimensions). https://www.dropbox.com/s/ptueirabmmht0fr/4be7fdb7-d7e9-41b4-ba26-e20a3eeb6026.webm?dl=0 Is there any way to "normalize" the dimensions and output a video of a constant

Re: [FFmpeg-user] Question about video compositing

2017-01-09 Thread Alex Speller
Ah, thanks a lot for the suggestion, but I should have been clearer that I need to do this in an automated fashion for arbitrary sets of videos so it has to be command-line (or a library I guess) so that I can integrate it into an automated pipeline in my app. Thanks, Alex On Tue, Jan 10, 2017

[FFmpeg-user] Question about video compositing

2017-01-09 Thread Alex Speller
I have a question about video compositing. I’ve included the text of the question below but I’ve also put it in a gist for easier to read formatting here: https://gist.github.com/alexspeller/aefdd5a6d7100d28d0bbc4838527f797 I have multiple mp4 video files and I want to composite them into a

[FFmpeg-user] Split RTSP stream to file and socket

2016-10-16 Thread Alex A. Hutnik
Hello, As the subject suggests, I have an RTSP stream (from an IP camera). I'm trying to create two outputs: a file recording the stream, and a unix socket. Specifically, the file output is just an MP4 file. For the socket output I want to pass the stream through the 'fps' filter first. I

[FFmpeg-user] Invalid data found when processing input with TP-Link tl-sc3430

2016-07-25 Thread Alex Povolotsky
libavfilter 5. 40.101 / 5. 40.101 libavresample 2. 1. 0 / 2. 1. 0 libswscale 3. 1.101 / 3. 1.101 libswresample 1. 2.101 / 1. 2.101 libpostproc53. 3.100 / 53. 3.100 Alex ___ ffmpeg-user mailing list ffmpeg-user

Re: [FFmpeg-user] amerge channel layout

2016-06-23 Thread Alex
layout and mapping for the output stream to avoid this warning message? Thanks, Alex -- View this message in context: http://ffmpeg-users.933282.n4.nabble.com/amerge-channel-layout-tp4676437p4676459.html Sent from the FFmpeg-users mailing list archive at Nabble.com. __

Re: [FFmpeg-user] amerge channel layout

2016-06-23 Thread Alex
The output file seems to be okay. I was a bit confused regarding the warning messages. Especially this one: "Using AVStream.codec to pass codec parameters to muxers is deprecated, use AVStream.codecpar instead". -- View this message in context:

Re: [FFmpeg-user] amerge channel layout

2016-06-23 Thread Alex
Sorry, output again: ffmpeg version N-80123-gd74cc61-static Copyright (c) 2000-2016 the FFmpeg developers built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-17) configuration: --arch=64 --prefix=/root/ffmpeg-static/ffmpeg-build-script/workspace

Re: [FFmpeg-user] amerge channel layout

2016-06-23 Thread Alex
, [?] for help [mp4 @ 0x2e7c660] Starting second pass: moving the moov atom to the beginning ofthe file Thanks, Alex -- View this message in context: http://ffmpeg-users.933282.n4.nabble.com/amerge-channel-layout-tp4676437p4676454.html S

[FFmpeg-user] amerge channel layout

2016-06-22 Thread Alex
inct input channels So it isn't really a problem because the output audio stream is correct (stereo) "output layout will be determined by the number of distinct input channels". But how can I set a correct channel layout to avoid these warnings. Thanks, Alex -- View this message in con

[FFmpeg-user] ffmpeg new version, some warning messages

2016-06-22 Thread Alex
m.codecpar instead. Thanks, Alex -- View this message in context: http://ffmpeg-users.933282.n4.nabble.com/ffmpeg-new-version-some-warning-messages-tp4676436.html Sent from the FFmpeg-users mailing list archive at Nabble.com. ___ ffmpeg-user ma

[FFmpeg-user] Feeding DVR to ffmpeg server, part 2

2016-03-12 Thread Alex Povolotsky
audio sound) Format mpeg NoAudio VideoBitRate 128 VideoBufferSize 40 VideoFrameRate 25 VideoSize 352x288 VideoGopSize 12 === ffserver.conf === Alex ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] Feeding DVR to ffserver

2016-02-24 Thread Alex Povolotsky
On 24.02.2016 18:04, Moritz Barsnick wrote: > Hi Alex, > although there's a lot of confusion on this thread, there is one thing > I can likely say: > > On Wed, Feb 24, 2016 at 17:41:47 +0300, Alex Povolotsky wrote: > >> [mpeg1video @ 0x808476400] MPEG1/2

Re: [FFmpeg-user] Feeding DVR to ffserver

2016-02-24 Thread Alex Povolotsky
On 24.02.2016 17:36, Alex Povolotsky wrote: >>> >>> File /tmp/feed1.ffm >> >> Can ffserver write to this location? Yes. Just in case: [16:59] superbook:~ % ls -ls /tmp/feed1.ffm 5 -rw-r--r-- 1 root wheel 4096 Feb 24 17:39 /tmp/feed1.ffm [17:39] superbook:~

Re: [FFmpeg-user] Feeding DVR to ffserver

2016-02-24 Thread Alex Povolotsky
On 24.02.2016 17:28, Jimmy Asher wrote: > FYI: This thread considers top posing “rude" > > > > On 2/24/16, 9:16 AM, "ffmpeg-user on behalf of Alex Povolotsky" > <ffmpeg-user-boun...@ffmpeg.org on behalf of tark...@corp.infotel.ru> wrote: >

Re: [FFmpeg-user] Feeding DVR to ffserver

2016-02-24 Thread Alex Povolotsky
transferred 1 stat.html 10.187.11.6 HTTP/1.1HTTP_WAIT_REQUEST 0 0 0 Generated at Wed Feb 24 17:16:10 2016 On 24.02.2016 17:09, Jimmy Asher wrote: > > > > > > On 2/24/16, 9:04 AM, "ffmpeg-user on behalf of Alex Povolotsk

[FFmpeg-user] Feeding DVR to ffserver

2016-02-24 Thread Alex Povolotsky
ion for video processing with ffmpeg? Alex ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

[FFmpeg-user] Using drawtext for date/time

2015-10-08 Thread Alex Agranovsky
basetime into account, func_strftime doesn’t take basetime into account, and uses current time rather than PTS. What is the reason the strftime expansion had been deprecated? Is there a current equivalent? Thanks. - Alex ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Using drawtext for date/time

2015-10-08 Thread Alex Agranovsky
will introduce that functionality. --  Alex On October 8, 2015 at 4:26:24 PM, Moritz Barsnick (barsn...@gmx.net) wrote: Hi Alex, On Thu, Oct 08, 2015 at 15:11:46 -0400, Alex Agranovsky wrote: > I’d like to burn a date/time using drawtext, based on PTS with the > addition of a specified ba

Re: [FFmpeg-user] Audio Tapes - How to restore audio quality

2015-05-29 Thread Alex Kink
Use audacity instead On May 29, 2015, at 22:34, jd1008 jd1...@gmail.com wrote: I need to transfer a bunch of audio tapes to digital media. But I would like to 1. improve the signal to noise ratio. 2. get rid of clicks and pops. Is there a way to do this using ffmpeg?

[FFmpeg-user] MXF Replace Audio Streams while maintaining Data Closed Caption vbi_vanc_smpte_436M stream

2015-01-29 Thread Alex Bell
Hello, Attempting to replace first two audio streams within a MXF File with two WAV audio streams. The below works if I remove Data stream but I need CC. Is there a way to copy over the data stream as well? /Applications/DevelopmentTools/ffmpeg/ffmpeg -i ~/Downloads/ExampleCopy.mxf -i -acodec

[FFmpeg-user] Detecting blue frames.

2015-01-23 Thread Alex Kink
Hello all. Is there a way to detect blue screen (usually generated by analog videotape equipment) using ffmpeg. I know there is a way to detect black screen. Below is a sample of what I have in mind. https://www.youtube.com/watch?v=fC_bO-4uwFk Thanks in advance. -Alex

Re: [FFmpeg-user] Right audio channel shifted

2014-10-15 Thread Alex
Alex wrote VLC still said: http://s14.directupload.net/images/141014/r7h73d5b.jpg One other thing: I checked my database again and I have to verify over 300 videos which are possibly affected by this bug. Is there a possibility with ffmpeg to repair those files automatically or at least

Re: [FFmpeg-user] Right audio channel shifted

2014-10-14 Thread Alex
(copy) Could not write header for output file #0 (incorrect codec parameters ?): Error number -1 occurred I guess there is somehing wrong with the channel mapping, but without the fliter_complex the mapping seems to be okay. Thanks, Alex -- View this message in context: http://ffmpeg-users

Re: [FFmpeg-user] Right audio channel shifted

2014-10-14 Thread Alex
Moritz Barsnick wrote Hi Alex, I guess there is somehing wrong with the channel mapping, but without the fliter_complex the mapping seems to be okay. I think the filter_complex messes up the mapping. Note this mapping from your output: Stream mapping: Stream #0:2 (pcm_s24le) - atrim

[FFmpeg-user] MXF encoding, right audio channel delayed

2014-10-10 Thread Alex
I have a big problem: We use ffmbc to encode proes files to mxf with dedicated mono audio channels: -ss 00:00:00 -i FullSourceFileName -target xdcamhd422 -an OutputPathOutputFileName_MXF.mxf -acodec pcm_s24le -ar 48000 -newaudio -acodec pcm_s24le -ar 48000 -newaudio -map_audio_channel 0:0:0:0:1:0

Re: [FFmpeg-user] MXF encoding, right audio channel delayed

2014-10-10 Thread Alex
Ok, I've found the cause. Sometimes it is nesscary to trim the first 5 seconds of videofile. Therefor I use -ss 00:00:05. The result is: Output #0, mxf, to 'C:\Users\FiebigA\Desktop\File_MXF.mxf': Metadata: encoder: FFmbc 0.7 Stream #0.0(und): Video: mpeg2video, yuv422p, 1920x1080p [PAR

[FFmpeg-user] Right audio channel shifted

2014-10-10 Thread Alex
of some of my files is shifted by about 40ms. I've had a look at the ffmpeg manual and found atrim as one possible solution for my problem. Is there maybe a smoother way to get the audio channels back in sync? Best, Alex -- View this message in context: http://ffmpeg-users.933282.n4.nabble.com

Re: [FFmpeg-user] Right audio channel shifted

2014-10-10 Thread Alex
Thats absolutely clear, but I want to use ffmpeg to solve that issue. Alex -- View this message in context: http://ffmpeg-users.933282.n4.nabble.com/Right-audio-channel-shifted-tp4667730p4667732.html Sent from the FFmpeg-users mailing list archive at Nabble.com

Re: [FFmpeg-user] ffmpeg read from UDP/Port

2014-09-23 Thread Alex Lin
other way to test this idea is to use the -an option while you are streaming media, this option means No Audio and will just stream the video channel. if you please, keep me updated about your results. BR, Maziar -- Hälsningar, Maziar Mehrabi On Tue, Sep 23, 2014 at 2:38 AM, Alex Lin

Re: [FFmpeg-user] ffmpeg read from UDP/Port

2014-09-23 Thread Alex Lin
it. This problem is a major challenge if the client if going to play the stream in a browser using html5. So how do you manage this? Or do you think what solutions are there? Thank you, Maziar -- Hälsningar, Maziar Mehrabi On Tue, Sep 23, 2014 at 8:19 PM, Alex Lin op1...@gmail.com wrote

Re: [FFmpeg-user] ffmpeg read from UDP/Port

2014-09-22 Thread Alex Lin
you, AL On Fri, Sep 19, 2014 at 12:19 PM, Bill Davidsen david...@tmr.com wrote: Alex Lin wrote: Hi all, I am using Windows 7 64 bit, and I downloaded the 64 bit version of ffmpeg: ffmpeg-20140916-git-b76d613-win64-static.7z I have spent the entire day experimenting with ffmpeg today but I

[FFmpeg-user] ffmpeg read from UDP/Port

2014-09-17 Thread Alex Lin
Hi all, I am using Windows 7 64 bit, and I downloaded the 64 bit version of ffmpeg: ffmpeg-20140916-git-b76d613-win64-static.7z I have spent the entire day experimenting with ffmpeg today but I haven't quite figure out if ffmpeg is the right solution to my problem yet, so I would like to get