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
10 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 ...
0
votes
2answers
26 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 ...
-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
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
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
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
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 ...
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
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 ...
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 ...
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 ...
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
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 ...
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 ...
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
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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
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 ...
0
votes
0answers
11 views

How do I permamently, and *accurately* synchronize audio

I have a Japanese film with Japanese audio in mkv format, and English audio for the film in mka format, however the English audio is roughly 3.5 seconds too fast. I can drag both audio tracks into ...
0
votes
1answer
16 views

ffmpeg local expansion and running a command within

Big time n00b question.. I just can't quite figure out what I'm doing wrong. Here is my .bat file: @ECHO OFF SETLOCAL set /p Input= Drop file here, and click enter. set file=%Input% FOR %%i IN ...
1
vote
1answer
13 views

FFMPEG Crossfade videos changes video resolution

I am currently using the command from this question to crossfade two videos: crossfade between 2 videos using ffmpeg My command: ffmpeg -i firstVideo.mp4 -i secondVideo.mp4 -f lavfi -i color=black ...
0
votes
0answers
20 views

Hardsubs with ffmpeg

I use this ffmpeg command for embedding my subs to videos: ffmpeg -i input.mp4 -strict -2 -vf subtitles=file.srt output.mp4. And it does a good job. But the thing is the output has a huge delay at the ...
0
votes
1answer
32 views

ffmpeg slow motion video with audio

I am able to do slow motion video using following command (found this at How to use slow motion effect in a specific time interval with ffmpeg): ffmpeg -i input.mkv -filter_complex \ ...
0
votes
1answer
21 views

ffmpeg audio duration increase using atrim

I have video of duration 10 secs and with the help of following command i can trim and then concatenate it using following command: Video ffmpeg -y -i test_video.mp4 -filter_complex \ ...
0
votes
1answer
21 views

ffmpeg mp3 to mp4 with image compatible with iphone

I need to convert an mp3 to mp4 with image (1080x720) using ffmpeg from my OSX command line. I already installed last version of ffmpeg (3.0.2), and tried the following command as described here ...
-2
votes
1answer
57 views

Best H.264 settings in Handbrake for lowest CPU drain

Actual file size is NOT an issue since I am deploying a standalone application or kiosk. But CPU drain is an issue. What are the optimum H.264 export settings to use in handbrake in this scenario?
0
votes
1answer
26 views

ffmpeg filter_complex chaining video streams (watermark then trim and join)

I am trying to add watermark and then trim specific part and at last join these by following command: ffmpeg -y -i test_video.mp4 -filter_complex \ ...
0
votes
1answer
167 views

ffmpeg: packaging H264@MPEGTS into Smooth Streaming

I have a (quite large) set of files that is all H264 in an MPEG TS container. Due to time constraints I need to repackage this content into smooth streaming without transcoding it (transcoding would ...
1
vote
1answer
33 views

Choosing Audio Stream While Converting Via FFmpeg

I`ve got a .mkv file with two audio streams. But when I intent to convert it to a .mp4, the ffmpeg only chooses the first audio stream. How can I make ffmpeg to uses second one? Thanks a lot.
0
votes
1answer
36 views

Encode h264 with FFMPEG that works across all browsers and devices (windows/mac/iOs/Android)

I want to encode images with FFMPEG to a h264 video file that will work on Windows Browsers and Mac Browsers and iOS / Android devices to display in HTML5. Is there a way to do that using one encoded ...
0
votes
1answer
33 views

How to add web cam(video) recording as overlay using ffmpeg

I have created following command to overlay image in video (desktop recording ): C:\>ffmpeg -y -rtbufsize 100M -f gdigrab -framerate 20 -offset_x 0 -offset_y 0 -video_size 1250x750 -draw_mouse 1 ...
0
votes
0answers
14 views

Cutting a slice of a clip with external subtitle

I need to cut a slice of a movie including it`s subtitle which is in a separated .srt file. I`m familiar with ffmpeg -ss but it won`t copy the subtitle. I would appreciate any kind of solution.
0
votes
0answers
40 views

Audio - ffmpeg produces high-pitched voices

I have a big video file and I'm using ffmpeg to get a smaller one. I work with the 2-pass ratecontrol and I'm using this simple command line ffmpeg -y -i file.mkv -c:v lix264 -b:v 900k -ac 2 -c:a aac ...
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 ...
0
votes
1answer
138 views

ffmpeg cutting off most audio when adding metadata tags

I'm trying to add metadata id3v2.3 tags to some files I converted to mp3 using VLC media player. Here's the command I'm using: ffmpeg -i "100000A9.mp3" -id3v2_version 3 -write_id3v1 1 -metadata ...
0
votes
1answer
48 views

Making pair of two YUV videos (side by side) using FFmpeg

I am trying to make a pair of 2 videos (side by side) with a 10px white border seperator. I used the following FFmpeg command, ffmpeg -i left.yuv -i right.yuv -filter_complex ...
3
votes
1answer
54 views

ffmpeg filter_complex multiple filters mute and text

I have 2 ffmpeg commands working fine alone ffmpeg -i test_video.mp4 -vcodec libx264 -filter_complex "drawtext=fontfile=test.ttf:text=awesome:fontcolor=white:fontsize=20:x=0:y=10+th" ...