Media tool with support for multiple codecs, filters, and containers. Include your actual command and the complete console output when asking questions involving FFmpeg tools. An easy way to do this is by adding `-report` to your command and pasting the contents of the logfile generated.

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-1
votes
0answers
11 views

Video Editor with custom resolution

I have a scenario.I want to import a video and then Crop it Apply watermark Remove audio channels (optional cause I may use FFMPEG) Export with the exactly cropped size resolution, not SD or HD ...
4
votes
2answers
2k views

Which FFmpeg command do I use to passthrough FLV to MP4?

I've a number of downloaded FLV files which I would like to convert to MP4. They are already in the correct format so I am told all I need to do is to remux the video and audio streams into an MP4 ...
0
votes
2answers
756 views

.MKV to .MP4 with 2 soundtrack (audio)

I found this thread: Handbrake settings to convert MKV to MP4 while retaining the original quality And I can "convert" .MKV to .MP4 with the following code: for %%a in ("*.mkv") do ...
0
votes
2answers
27 views

Install FFMPEG in Redhat Linux via rpm for a non root user

How can i install ffmpeg rpm for a non root user on linux server. I tried installing the package using rpm -ivh ffmpeg-devel-0.10.15-1.el6.i686.rpm The above package shows number of dependency ...
2
votes
1answer
225 views

FFMpeg concat demuxer unsafe file name

I'm using ffmpeg inside my .net application to merge(concatenate) some short videos with the same encoding and width and height dimensions. I've created a txt file as the documentation says and this ...
101
votes
9answers
4k views

Combine one image + one audio file to make one video using FFmpeg

This should be pretty trivial, but I can't find a way to get it to work. I want FFmpeg to take one JPEG image and an audio file as input and generate a video file of the same duration as the audio ...
0
votes
1answer
23 views

Video playing fine with ffplay, but not with vlc

I'm trying to play a high definition video with vlc but it's really laggy and sometimes in between, the screen becomes almost 70% green. I'm able to play the same file with no problems using ffmpeg ...
0
votes
2answers
36 views

How to pass arguments to blend filter FFMPEG

I am trying to merge 5 images and create a blinking video after combining them.I have successfully applied fade-in fade-out effect for them. I am learning FFMPEG. Here is my command : "-loop 1 -i ...
-1
votes
1answer
30 views

Are there any command line programs that can add audio effects? [on hold]

I was wondering if there were any command line programs that work similar to ffmpeg, sox, or soundstrech in the way that you can preform functions via the command line. My goal is to be able to add ...
0
votes
0answers
8 views

FFMPEG || Converting CCTV raw .264 footage files

image of the log below is the text Hi I want to convert 264 footage files to .mp4. The problem is these files came with a player but unfortunately that player is not working on my pc, hence I thought ...
0
votes
1answer
21 views

ffserver crashes with my config file

I'm running ffserver (avserver version 9.18-6:9.18-0ubuntu0.14.04.1) with my own conf file but for some reason ffserver seems to be crashing on startup, no matter what I change in the conf file. When ...
0
votes
0answers
26 views

FLV seeks slowly after cutting with FFMPEG

The input video is a h264 flv and is able to seek instantly to any keyframe. When I cut a snippet with the following command, keeping the flv container, the resulting video takes a few seconds to ...
1
vote
1answer
18 views

FFMPEG Same Commands?

Is there any difference between these two commands for extracting audio from a video? ffmpeg -i input.mp4 -c copy -map 0:a output.wav ffmpeg -i input.mp4 -vn -acodec copy output.wav
1
vote
2answers
644 views

how to generate multiple bitrate HLS content from live rtsp stream?

I am gerating single bitrate live hls content from live rtsp stream . I am using the following command ffmpeg -v verbose -i rtsp://127.0.0.1:8080/test.sdp -vcodec libx264 -acodec aac -ac 1 -strict -2 ...
0
votes
0answers
30 views

FFMPEG Trying to restream a RTSP stream to HTTP

I have been trying top cobble something together to take a RTSP feed from a IP camera and re transmit it in HTTP. I am trying to get the feed in to my home automation app which does not support RTSP. ...
0
votes
1answer
32 views

FFMPEG - Combine multiple audio files and one video in to the multi language video

I've checked if there was a thread like this one, but seems like either there was none or i suck at searching. Anyways, to the the point. I wanted to create a video file with different audio tracks ...
37
votes
3answers
46k views

How can I normalize audio using ffmpeg?

I want the loudest peak sound in a movie clip to be as loud as the codec allows, then have every other sound amplified accordingly. What's a practical example in order to accomplish this using ...
0
votes
1answer
28 views

How to merge live video and audio streams

I'm sending a live stream of bitmaps to ffmpeg through standardin like this: proc.StartInfo.Arguments = "-rtbufsize 1500M -f image2pipe -r 25 -i pipe:.bmp -vcodec libx264 -r 25 C:\\test.avi"; The ...
0
votes
2answers
41 views

combining / piping / chaining multiline ffmpeg commands together

Greetings I can convert a video file to a high quality animated gif file by executing the following two lines of commands below one right after the other. ffmpeg -i test.mkv -vf palettegen ...
0
votes
0answers
43 views

How do I use FFmpeg to convert .264 CCTV footage files to mp4 with h.264 codec?

I get the following error when I try to convert my test.264 file to mp4 using FFmpeg: Log C:\ffmpeg\bin>ffplay -f h264 test.264 ffplay version N-29947-gcd244fa Copyright <c> 2003-2016 the ...
1
vote
1answer
4k views

Media Player Classic Home Cinema stops on MKV

Media Player Classic Home Cinema stops on MKV. It goes to "stop" mode after file open. Unable to run playing. No error messages generated. MPC-HC version: 1.6.7.7114 (9eb64ec) 64 bit Compiler ...
2
votes
1answer
3k views

Is there a way to deal with ffmpeg http input loosing connection?

I have a problem I'm recording a stream from my ip webcam (and storing it to a server but that's not the issue right now). the command looks something like this ffmpeg -f mjpeg -i ...
1
vote
2answers
459 views

Problems installing ffmpeg with Homebrew

I get the error when I try to convert mp4 to webm: Encoder (codec vp8) not found for output stream #0:0 Google search tells me that I need libvpx installed, but I've done that. I've installed with ...
1
vote
0answers
7 views

How do I have the system start a process on xrdp connect and kill it on xrdp disconnect

I would like to start a background process defined in a shell script when an xrdp connection to an instance running on AWS EC2 is instantiated. There's a subtle difference between having the process ...
0
votes
1answer
21 views

What ffmpeg settings would produce a similar output for GoToMeeting?

There's a thread on the GoToMeeting forum where g2m videos are transcoded to MP4 at a fixed dimension of 1920x1080. So, if you're broadcast is 1290x1104, you're MP4 ends up with a black border all ...
-2
votes
0answers
20 views

how use ffmpeg add audio in the middle of the audio

like this, I need use ffmpeg add a new audio in the middle of long audio, please tell ffmpeg cmd how to write?thanks!
1
vote
2answers
55 views

Batch compress .avi files with ffmpeg which contain previous date in their name

im trying to manage CCTV footage, and im trying to batch compress them with ffmpeg So far i managed to come up with this command ffmpeg -i "0515 210004.mp4" -b 200000 output.avi But i need to do ...
0
votes
1answer
22 views

ffmpeg: .ogv to .mp4 - audio video not synchronized

I have a video in .ogv and want to convert it to .mp4 so I can upload it to youtube. I am trying ffmpeg for it: ffmpeg -i *.ogv -acodec libmp3lame -vcodec libx264 -crf 18 Windup-demo.mp4 After ...
0
votes
2answers
24 views

ffmpeg: padding is not always transparent

I'm using a simple ffmpeg command to resize and pad images to fit within a 960x540 frame. I'd like the padding to be transparent but I get different behavior on different images. Command: ffmpeg -y ...
0
votes
1answer
78 views

ffmpeg - How can I cut starting precisely from a keyframe while codec copying?

Using -ss as input option together with -c:v copy might not be accurate since ffmpeg is forced to only use/split on i-frames. Though it will—if possible—adjust the start time of the stream to a ...
1
vote
1answer
27 views

ffmpeg multiple files dimensions change

I saw a post on superUser on changing dimensions of a mp4 file which like this FFmpeg -I Input.mp4 -vf scale=460:690 output.mp4 but I want to change dimensions of multiple mp4 files in one go so I ...
2
votes
2answers
176 views

FFmpeg zoom and pan with video as input

I have searched for all kind of ways how to get the zoompan filter to work on a video, I have not problems on a image: ffmpeg -loop 1 -i thumbnail_56138ba980d73.png -vf ...
3
votes
2answers
5k views

How to change audio frequency?

I want to change the frequency of an audio file. Meaning: the whole file should sound (say) one octave higher or lower. How to do it? Using ffmpeg or other command line open source tool would be ...
0
votes
1answer
30 views

ffmpeg y4m to mp4 valid coding

I am trying to code y4m (raw) video to valid mp4 video. I was trying the following command, ffmpeg -i INPUT.y4m -c:v libx264 -preset ultrafast -qp 0 OUTPUT.mp4 It works fine but only play in chrome ...
1
vote
2answers
5k views

FFMPEG “Past duration 0.xxxxxx too large”

I'm recording an HLS streaming and I would like to save in a FLV Container. My ffmpeg's cmd is: /.../recorder/class/ffmpeg-2.6.1-32bit-static/./ffmpeg -i http://server/url/playlist.m3u8 -b:a 128K ...
0
votes
0answers
9 views

ffmpeg mjpeg to x264 buffer issue

I'm piping some MJPEG data into ffmpeg in order to turn it into an x264 stream. Here are my arguments: ffmpeg -use_wallclock_as_timestamps 1 -i pipe:0 -strict -2 -movflags ...
1
vote
1answer
30 views

Concatenating multiple JPEG Sequences to one mp4 file

I have multiple JPEG Sequences /mydir/A/preview.%04d.jpg /mydir/B/preview.%04d.jpg and i want to output them as output.mp4 One single shot works fine like that: ffmpeg -i ...
0
votes
0answers
18 views

Scaling and frame-rate issue on overlay video ffmpeg

I am able to use following command to add webcam overlay on desktop recording. ffmpeg -y -rtbufsize 100M -f gdigrab -framerate 20 -offset_x 0 -offset_y 0 -video_size 1250x750 -draw_mouse 1 -i desktop ...
0
votes
2answers
4k views

HTML5 video player stutters even after video is loaded

I am using jwplayer to display videos on my websites but cannot manage to make them running smoothly. They stutter, especially in full screen, although I wait for the video to fully load. I tried ...
0
votes
1answer
39 views

How can I convert an animation in PowerPoint into an animated GIF?

In Microsoft PowerPoint 2013, I have a single slide containing a fairly complex animation. I would like to convert this animation to an animated GIF file. I have tried saving the animation directly ...
0
votes
1answer
52 views

ffmpeg pause video every 10 seconds for 3 seconds

Is there a way to use ffmpeg to halt a video for 3 seconds every 10 seconds? For example, I use a 30 seconds video, the video should stop at 0:00, 0:10, 0:20 and 0:30 for 3 seconds. The length of ...
1
vote
0answers
72 views

Low Latency Audio Streaming

I'm trying to stream audio from a microphone using FFmpeg over a network to VLC, but I haven't been able to get the latency below about half a second, which is unacceptable for my purpose. I've been ...
1
vote
1answer
6k views

How to stream MPEG video using RTP using VLC command line

I'm attempting to convert the following vlc command line which is streaming an MPEG video over UDP ( no RTP ): cvlc -vvv /vlc/attract.mpg :norm=ntsc :v4l2-width=320 :v4l2-height=240 ...
1
vote
2answers
339 views

Create a image every XX seconds of the video [FFMPEG]

Screenshot: FilmStrip I tried ffmpeg -i video.mkv -vf fps=1 out%d.png But It is generating one by one images. I need all thumbnails into one image. as in screenshot above.
0
votes
2answers
162 views

FFMPEG audio out of sync when transcoding (demuxing) from DV

I've been stuck with this problem for months. I have over 50 DV tapes (from and old Sony camcorder) to be converted to a more modern, usable format (most likely H264). I've started off with pulling ...
1
vote
1answer
222 views

Batch convert a folder of .mkv files to .m4v files using ffmpeg in MAC OS X

Is there a way to batch covert a folder of .mkv files to .m4v files using ffmpeg in Mac? I setup a service that will do individual files, but I really would like to batch them. The 'Run Shell ...
0
votes
1answer
23 views

How to deal with ffmpeg streaming glitches

I'm currently recording a live audio stream with ffmpeg and I'm wondering how ffmpeg deals with glitches in the broadcast. To illustrate an example, ffmpeg is recording a live stream and for some ...
0
votes
0answers
27 views

FFMPEG stop working with no error

I am using FFMPEG to create a video using pictures as input. I never had a problem with it, but now for some jobs I can't get correct outputs, some of them are broken. Using FFPROBE to check the ...
0
votes
0answers
38 views

ffmpeg to YouTube on Raspberry Pi Zero

I'm attempting to use a Raspberry Pi Zero to live stream video from a Logitech C270 to YouTube. After a bit of Googling I came up with this: ffmpeg -thread_queue_size 512 -f v4l2 -i /dev/video0 -f ...
4
votes
1answer
3k views

How to add image logo in the end of video?

Can we adding image(logo) to end of video?. I already found the way add logo 5second before video played with delayed the video? Material: video file = af.flv ( format can be changed, avi or mp4 is ...